diff mupdf-source/thirdparty/zint/backend/tests/test_library.c @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/zint/backend/tests/test_library.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,2215 @@
+/*
+    libzint - the open source barcode library
+    Copyright (C) 2019-2024 Robin Stuart <rstuart114@gmail.com>
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+
+    1. Redistributions of source code must retain the above copyright
+       notice, this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+    3. Neither the name of the project nor the names of its contributors
+       may be used to endorse or promote products derived from this software
+       without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+    ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+    OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+    HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+    LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+    OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+    SUCH DAMAGE.
+ */
+/* SPDX-License-Identifier: BSD-3-Clause */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <math.h>
+#include <sys/stat.h>
+#include "testcommon.h"
+
+static void test_checks(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        int symbology;
+        int option_1;
+        char *data;
+        int length;
+        int input_mode;
+        int eci;
+        float height;
+        int whitespace_width;
+        int whitespace_height;
+        int border_width;
+        float scale;
+        float dot_size;
+        float text_gap;
+        float guard_descent;
+        int warn_level;
+        int ret;
+
+        char *expected;
+        int expected_symbology;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_CODE128, -1, "1234", -1, -1, 3, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 217: Symbology does not support ECI switching", -1 },
+        /*  1*/ { BARCODE_CODE128, -1, "1234", -1, -1, 0, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", -1 },
+        /*  2*/ { BARCODE_QRCODE, -1, "1234", -1, -1, 3, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", -1 },
+        /*  3*/ { BARCODE_QRCODE, -1, "1234", -1, -1, 999999 + 1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 218: ECI code '1000000' out of range (0 to 999999, excluding 1, 2, 14 and 19)", -1 },
+        /*  4*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, 0, 0.009, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 227: Scale out of range (0.01 to 200)", -1 },
+        /*  5*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, 0, 200.01, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 227: Scale out of range (0.01 to 200)", -1 },
+        /*  6*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, 0, -1, 20.1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 221: Dot size out of range (0.01 to 20)", -1 },
+        /*  7*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, 0, 0.01, 0.009, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 221: Dot size out of range (0.01 to 20)", -1 },
+        /*  8*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, -0.1, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 765: Height out of range (0 to 2000)", -1 },
+        /*  9*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 2000.01, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 765: Height out of range (0 to 2000)", -1 },
+        /* 10*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, -1, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 766: Whitespace width out of range (0 to 100)", -1 },
+        /* 11*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 101, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 766: Whitespace width out of range (0 to 100)", -1 },
+        /* 12*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, -1, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 767: Whitespace height out of range (0 to 100)", -1 },
+        /* 13*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 101, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 767: Whitespace height out of range (0 to 100)", -1 },
+        /* 14*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, -1, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 768: Border width out of range (0 to 100)", -1 },
+        /* 15*/ { BARCODE_CODE128, -1, "1234", -1, -1, -1, 0, 0, 0, 101, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 768: Border width out of range (0 to 100)", -1 },
+        /* 16*/ { BARCODE_CODE128, -1, "1234", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 220: Selected symbology does not support GS1 mode", -1 },
+        /* 17*/ { BARCODE_EANX, -1, "123456789012", -1, -1, -1, 0, 0, 0, 101, -1, -1, -5.1, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 219: Text gap out of range (-5 to 10)", -1 },
+        /* 18*/ { BARCODE_EANX, -1, "123456789012", -1, -1, -1, 0, 0, 0, 101, -1, -1, 10.1, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 219: Text gap out of range (-5 to 10)", -1 },
+        /* 19*/ { BARCODE_EANX, -1, "123456789012", -1, -1, -1, 0, 0, 0, 101, -1, -1, 0, -0.5, -1, ZINT_ERROR_INVALID_OPTION, "Error 769: Guard bar descent out of range (0 to 50)", -1 },
+        /* 20*/ { BARCODE_EANX, -1, "123456789012", -1, -1, -1, 0, 0, 0, 101, -1, -1, 0, 50.1, -1, ZINT_ERROR_INVALID_OPTION, "Error 769: Guard bar descent out of range (0 to 50)", -1 },
+        /* 21*/ { BARCODE_GS1_128, -1, "[21]12\0004", 8, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 262: NUL characters not permitted in GS1 mode", -1 },
+        /* 22*/ { BARCODE_GS1_128, -1, "[21]12é4", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 250: Extended ASCII characters are not supported by GS1", -1 },
+        /* 23*/ { BARCODE_GS1_128, -1, "[21]12\0074", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 251: Control characters are not supported by GS1", -1 },
+        /* 24*/ { BARCODE_GS1_128, -1, "[21]1234", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", -1 },
+        /* 25*/ { 0, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /* 26*/ { 0, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 27*/ { 0, -1, "1", -1, -1, 1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 217: Symbology does not support ECI switching", BARCODE_CODE128 }, /* Not supporting beats invalid ECI */
+        /* 28*/ { 0, -1, "1", -1, -1, 1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 29*/ { 0, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, 0.009, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 221: Dot size out of range (0.01 to 20)", BARCODE_CODE128 },
+        /* 30*/ { 0, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, 0.009, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 31*/ { 0, -1, "1", -1, -1, 1, 0, 0, 0, 0, -1, 0.009, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 217: Symbology does not support ECI switching", BARCODE_CODE128 }, /* Invalid dot size no longer beats invalid ECI */
+        /* 32*/ { 0, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, 0.009, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 33*/ { 5, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_C25STANDARD },
+        /* 34*/ { 5, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_C25STANDARD },
+        /* 35*/ { 10, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_EANX },
+        /* 36*/ { 10, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_EANX },
+        /* 37*/ { 11, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_EANX },
+        /* 38*/ { 11, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_EANX },
+        /* 39*/ { 12, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_EANX },
+        /* 40*/ { 12, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_EANX },
+        /* 41*/ { 15, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_EANX },
+        /* 42*/ { 15, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_EANX },
+        /* 43*/ { 17, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_UPCA },
+        /* 44*/ { 17, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_UPCA },
+        /* 45*/ { 19, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_TOO_LONG, "Error 362: Input length 1 too short (minimum 3)", BARCODE_CODABAR },
+        /* 46*/ { 19, -1, "A1B", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 207: Codabar 18 not supported", BARCODE_CODABAR },
+        /* 47*/ { 19, -1, "A1B", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 207: Codabar 18 not supported", -1 },
+        /* 48*/ { 26, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_UPCA },
+        /* 49*/ { 26, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_UPCA },
+        /* 50*/ { 27, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 208: UPCD1 not supported", 27 },
+        /* 51*/ { 33, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 252: Data does not start with an AI", BARCODE_GS1_128 },
+        /* 52*/ { 33, -1, "[10]23", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_GS1_128 },
+        /* 53*/ { 33, -1, "[10]23", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_GS1_128 },
+        /* 54*/ { 36, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_UPCA },
+        /* 55*/ { 36, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_UPCA },
+        /* 56*/ { 39, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_UPCE },
+        /* 57*/ { 39, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_UPCE },
+        /* 58*/ { 41, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_NONCOMPLIANT, "Warning 479: Input length 1 is not standard (5, 9 or 11)", BARCODE_POSTNET },
+        /* 59*/ { 41, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_POSTNET },
+        /* 60*/ { 41, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_POSTNET },
+        /* 61*/ { 42, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_POSTNET },
+        /* 62*/ { 42, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_POSTNET },
+        /* 63*/ { 43, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_POSTNET },
+        /* 64*/ { 43, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_POSTNET },
+        /* 65*/ { 44, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_POSTNET },
+        /* 66*/ { 44, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_POSTNET },
+        /* 67*/ { 45, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_POSTNET },
+        /* 68*/ { 45, -1, "12345", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_POSTNET },
+        /* 69*/ { 46, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_PLESSEY },
+        /* 70*/ { 46, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_PLESSEY },
+        /* 71*/ { 48, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_NVE18 },
+        /* 72*/ { 48, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_NVE18 },
+        /* 73*/ { 59, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_CODE128 },
+        /* 74*/ { 59, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_CODE128 },
+        /* 75*/ { 61, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_CODE128 },
+        /* 76*/ { 61, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_CODE128 },
+        /* 77*/ { 62, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_CODE93 },
+        /* 78*/ { 62, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_CODE93 },
+        /* 79*/ { 64, -1, "12345678", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_AUSPOST },
+        /* 80*/ { 64, -1, "12345678", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_AUSPOST },
+        /* 81*/ { 65, -1, "12345678", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_AUSPOST },
+        /* 82*/ { 65, -1, "12345678", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_AUSPOST },
+        /* 83*/ { 78, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_DBAR_OMN },
+        /* 84*/ { 78, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_DBAR_OMN },
+        /* 85*/ { 83, -1, "12345678901", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_PLANET },
+        /* 86*/ { 83, -1, "12345678901", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_PLANET },
+        /* 87*/ { 88, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 252: Data does not start with an AI", BARCODE_GS1_128 },
+        /* 88*/ { 88, -1, "[10]12", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_GS1_128 },
+        /* 89*/ { 88, -1, "[10]12", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_GS1_128 },
+        /* 90*/ { 91, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /* 91*/ { 91, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 92*/ { 94, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /* 93*/ { 94, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 94*/ { 95, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /* 95*/ { 95, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /* 96*/ { 100, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_128 },
+        /* 97*/ { 100, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_128 },
+        /* 98*/ { 101, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_39 },
+        /* 99*/ { 101, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_39 },
+        /*100*/ { 103, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_DM },
+        /*101*/ { 103, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_DM },
+        /*102*/ { 105, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_QR },
+        /*103*/ { 105, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_QR },
+        /*104*/ { 107, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_PDF },
+        /*105*/ { 107, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_PDF },
+        /*106*/ { 109, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_MICPDF },
+        /*107*/ { 109, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_MICPDF },
+        /*108*/ { 111, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", BARCODE_HIBC_BLOCKF },
+        /*109*/ { 111, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, 0, "", BARCODE_HIBC_BLOCKF },
+        /*110*/ { 113, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*111*/ { 113, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*112*/ { 114, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*113*/ { 114, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*114*/ { 117, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*115*/ { 117, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*116*/ { 118, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*117*/ { 118, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*118*/ { 122, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*119*/ { 122, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*120*/ { 123, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*121*/ { 123, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*122*/ { 124, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*123*/ { 124, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*124*/ { 125, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*125*/ { 125, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*126*/ { 126, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*127*/ { 126, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*128*/ { 127, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*129*/ { 127, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*130*/ { 148, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*131*/ { 148, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*132*/ { BARCODE_LAST + 1, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 206: Symbology out of range", BARCODE_CODE128 },
+        /*133*/ { BARCODE_LAST + 1, -1, "1", -1, -1, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 206: Symbology out of range", -1 },
+        /*134*/ { BARCODE_CODE128, -1, "\200", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 245: Invalid UTF-8 in input", -1 },
+        /*135*/ { BARCODE_CODE128, -1, "\\o200", -1, UNICODE_MODE | ESCAPE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 245: Invalid UTF-8 in input", -1 },
+        /*136*/ { BARCODE_MAXICODE, -1, "\200", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 245: Invalid UTF-8 in input", -1 },
+        /*137*/ { BARCODE_MAXICODE, -1, "\\o200", -1, UNICODE_MODE | ESCAPE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 245: Invalid UTF-8 in input", -1 },
+        /*138*/ { BARCODE_GS1_128, -1, "[01]12345678901234", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_NONCOMPLIANT, "Warning 261: AI (01) position 14: Bad checksum '4', expected '1'", -1 },
+        /*139*/ { BARCODE_GS1_128, -1, "[01]12345678901234", -1, GS1_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_NONCOMPLIANT, "Error 261: AI (01) position 14: Bad checksum '4', expected '1'", -1 },
+        /*140*/ { BARCODE_QRCODE, -1, "ก", -1, UNICODE_MODE, 13, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", -1 },
+        /*141*/ { BARCODE_QRCODE, -1, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_USES_ECI, "Warning 222: Encoded data includes ECI 13", -1 },
+        /*142*/ { BARCODE_QRCODE, -1, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_USES_ECI, "Error 222: Encoded data includes ECI 13", -1 },
+        /*143*/ { BARCODE_CODEONE, -1, "[01]12345678901231", -1, GS1_MODE, 3, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 512: ECI ignored for GS1 mode", -1 },
+        /*144*/ { BARCODE_CODEONE, -1, "[01]12345678901231", -1, GS1_MODE, 3, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 512: ECI ignored for GS1 mode", -1 },
+        /*145*/ { BARCODE_CODEONE, -1, "[01]12345678901234", -1, GS1_MODE, 3, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 512: ECI ignored for GS1 mode", -1 }, /* Warning in encoder overrides library warnings */
+        /*146*/ { BARCODE_CODEONE, -1, "[01]12345678901234", -1, GS1_MODE, 3, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_NONCOMPLIANT, "Error 261: AI (01) position 14: Bad checksum '4', expected '1'", -1 }, /* But not errors */
+        /*147*/ { BARCODE_AZTEC, -1, "ก", -1, UNICODE_MODE, 13, 0, 0, 0, 0, -1, -1, 0, -1, -1, 0, "", -1 },
+        /*148*/ { BARCODE_AZTEC, -1, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_USES_ECI, "Warning 222: Encoded data includes ECI 13", -1 },
+        /*149*/ { BARCODE_AZTEC, -1, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_USES_ECI, "Error 222: Encoded data includes ECI 13", -1 },
+        /*150*/ { BARCODE_AZTEC, 6, "ก", -1, UNICODE_MODE, 13, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_INVALID_OPTION, "Warning 503: Error correction level '6' out of range (1 to 4), ignoring", -1 },
+        /*151*/ { BARCODE_AZTEC, 6, "ก", -1, UNICODE_MODE, 13, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 503: Error correction level '6' out of range (1 to 4)", -1 },
+        /*152*/ { BARCODE_AZTEC, 6, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, -1, ZINT_WARN_USES_ECI, "Warning 222: Encoded data includes ECI 13", -1 }, /* ECI warning trumps all other warnings */
+        /*153*/ { BARCODE_AZTEC, 6, "ก", -1, UNICODE_MODE, -1, 0, 0, 0, 0, -1, -1, 0, -1, WARN_FAIL_ALL, ZINT_ERROR_INVALID_OPTION, "Error 503: Error correction level '6' out of range (1 to 4)", -1 }, /* But not errors */
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    testStartSymbol("test_checks", &symbol);
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        length = testUtilSetSymbol(symbol, data[i].symbology, data[i].input_mode, data[i].eci, data[i].option_1, -1, -1, -1 /*output_options*/, data[i].data, data[i].length, debug);
+        if (data[i].height) {
+            symbol->height = data[i].height;
+        }
+        if (data[i].whitespace_width) {
+            symbol->whitespace_width = data[i].whitespace_width;
+        }
+        if (data[i].whitespace_height) {
+            symbol->whitespace_height = data[i].whitespace_height;
+        }
+        if (data[i].border_width) {
+            symbol->border_width = data[i].border_width;
+        }
+        if (data[i].scale != -1) {
+            symbol->scale = data[i].scale;
+        }
+        if (data[i].dot_size != -1) {
+            symbol->dot_size = data[i].dot_size;
+        }
+        if (data[i].text_gap) {
+            symbol->text_gap = data[i].text_gap;
+        }
+        if (data[i].guard_descent != -1) {
+            symbol->guard_descent = data[i].guard_descent;
+        }
+        if (data[i].warn_level != -1) {
+            symbol->warn_level = data[i].warn_level;
+        }
+
+        ret = ZBarcode_Encode(symbol, TU(data[i].data), length);
+        assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode(%d) ret %d != %d (%s)\n", i, data[i].symbology, ret, data[i].ret, symbol->errtxt);
+
+        ret = strcmp(symbol->errtxt, data[i].expected);
+        assert_zero(ret, "i:%d (%d) strcmp(%s, %s) %d != 0\n", i, data[i].symbology, symbol->errtxt, data[i].expected, ret);
+
+        if (data[i].expected_symbology == -1) {
+            assert_equal(symbol->symbology, data[i].symbology, "i:%d symbol->symbology %d != original %d\n", i, symbol->symbology, data[i].symbology);
+        } else {
+            assert_equal(symbol->symbology, data[i].expected_symbology, "i:%d symbol->symbology %d != expected %d\n", i, symbol->symbology, data[i].expected_symbology);
+        }
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static void test_checks_segs(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        int symbology;
+        int option_1;
+        struct zint_seg segs[2];
+        int seg_count;
+        int input_mode;
+        int eci;
+        int warn_level;
+        int ret;
+
+        char *expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_CODE128, -1, { { NULL, 0, 0 }, { NULL, 0, 0 } }, 0, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 205: No input data" },
+        /*  1*/ { BARCODE_CODE128, -1, { { NULL, 0, 0 }, { NULL, 0, 0 } }, 257, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 771: Too many input segments (maximum 256)" },
+        /*  2*/ { BARCODE_CODE128, -1, { { NULL, 0, 0 }, { NULL, 0, 0 } }, 1, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 772: Input segment 0 source NULL" },
+        /*  3*/ { BARCODE_CODE128, -1, { { TU(""), 0, 0 }, { NULL, 0, 0 } }, 1, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 778: No input data" },
+        /*  4*/ { BARCODE_CODE128, -1, { { TU("A"), 0, 0 }, { NULL, 0, 0 } }, 2, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 772: Input segment 1 source NULL" },
+        /*  5*/ { BARCODE_CODE128, -1, { { TU("A"), 0, 0 }, { TU(""), 0, 0 } }, 2, -1, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 773: Input segment 1 empty" },
+        /*  6*/ { BARCODE_CODE128, -1, { { TU("A"), 0, 3 }, { TU("B"), 0, 0 } }, 2, -1, 4, -1, ZINT_ERROR_INVALID_OPTION, "Error 774: Symbol ECI '4' must match segment zero ECI '3'" },
+        /*  7*/ { BARCODE_CODE128, -1, { { TU("A"), 0, 3 }, { TU("B"), 0, 4 } }, 2, -1, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 775: Symbology does not support multiple segments" },
+        /*  8*/ { BARCODE_CODE128, -1, { { TU("A"), 0, 3 }, { NULL, 0, 0 } }, 1, -1, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 217: Symbology does not support ECI switching" },
+        /*  9*/ { BARCODE_AZTEC, -1, { { TU("A"), 0, 3 }, { TU("B"), 0, 1 } }, 2, -1, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 218: ECI code '1' out of range (0 to 999999, excluding 1, 2, 14 and 19)" },
+        /* 10*/ { BARCODE_AZTEC, -1, { { TU("A"), 0, 3 }, { TU("B"), 0, 4 } }, 2, GS1_MODE, -1, -1, ZINT_ERROR_INVALID_OPTION, "Error 776: GS1 mode not supported for multiple segments" },
+        /* 11*/ { BARCODE_AZTEC, -1, { { TU("A"), 0, 3 }, { TU("\200"), 0, 4 } }, 2, UNICODE_MODE, -1, -1, ZINT_ERROR_INVALID_DATA, "Error 245: Invalid UTF-8 in input" },
+        /* 12*/ { BARCODE_AZTEC, -1, { { TU("A"), 0, 3 }, { TU("B"), 0, 4 } }, 2, -1, -1, -1, 0, "" },
+        /* 13*/ { BARCODE_AZTEC, -1, { { TU("A"), 0, 0 }, { TU("B"), 0, 4 } }, 2, -1, 3, -1, 0, "" },
+        /* 14*/ { BARCODE_AZTEC, -1, { { TU("A"), ZINT_MAX_DATA_LEN, 3 }, { TU("B"), 1, 4 } }, 2, -1, -1, -1, ZINT_ERROR_TOO_LONG, "Error 243: Input too long" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, ret;
+    struct zint_symbol *symbol = NULL;
+
+    testStartSymbol("test_checks_segs", &symbol);
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        testUtilSetSymbol(symbol, data[i].symbology, data[i].input_mode, data[i].eci, data[i].option_1, -1, -1, -1 /*output_options*/, NULL, 0, debug);
+        if (data[i].warn_level != -1) {
+            symbol->warn_level = data[i].warn_level;
+        }
+
+        ret = ZBarcode_Encode_Segs(symbol, data[i].segs, data[i].seg_count);
+        assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode_Segs(%d) ret %d != %d (%s)\n", i, data[i].symbology, ret, data[i].ret, symbol->errtxt);
+
+        ret = strcmp(symbol->errtxt, data[i].expected);
+        assert_zero(ret, "i:%d (%d) strcmp(%s, %s) %d != 0\n", i, data[i].symbology, symbol->errtxt, data[i].expected, ret);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static void test_input_data(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        int symbology;
+        int input_mode;
+        char *data;
+        int length;
+        char *composite;
+        int ret;
+
+        char *expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_CODE128, -1, "1234", -1, "", 0, "" },
+        /*  1*/ { BARCODE_GS1_128, -1, "[01]12345678901231", -1, "", 0, "" },
+        /*  2*/ { BARCODE_GS1_128, -1, "", -1, "", ZINT_ERROR_INVALID_DATA, "Error 778: No input data" },
+        /*  3*/ { BARCODE_GS1_128_CC, -1, "[01]12345678901231", -1, "[10]121212", 0, "" },
+        /*  4*/ { BARCODE_GS1_128_CC, -1, "[01]12345678901231", -1, "", ZINT_ERROR_INVALID_DATA, "Error 779: No composite data (2D component)" },
+        /*  5*/ { BARCODE_GS1_128_CC, -1, "", -1, "[10]121212", ZINT_ERROR_INVALID_OPTION, "Error 445: No primary (linear) message" },
+        /*  6*/ { BARCODE_DATAMATRIX, -1, "", -1, "", ZINT_ERROR_INVALID_DATA, "Error 228: No input data (segment 0 empty)" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    char *text;
+
+    testStartSymbol("test_input_data", &symbol);
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        if (is_composite(data[i].symbology)) {
+            text = data[i].composite;
+            strcpy(symbol->primary, data[i].data);
+        } else {
+            text = data[i].data;
+        }
+        length = testUtilSetSymbol(symbol, data[i].symbology, data[i].input_mode, -1 /*eci*/, -1 /*option_1*/, -1, -1, -1 /*output_options*/, text, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) text, length);
+        assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode(%d) ret %d != %d (%s)\n", i, data[i].symbology, ret, data[i].ret, symbol->errtxt);
+
+        ret = strcmp(symbol->errtxt, data[i].expected);
+        assert_zero(ret, "i:%d (%d) strcmp(%s, %s) %d != 0\n", i, data[i].symbology, symbol->errtxt, data[i].expected, ret);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    if (p_ctx->index == -1 && p_ctx->exclude[0] == -1) {
+        char data_buf[ZINT_MAX_DATA_LEN + 10];
+        int expected_ret = ZINT_ERROR_TOO_LONG;
+        char *expected_errtxt[] = { "Error 797: Input too long", "Error 340: Input length 17399 too long (maximum 256)" };
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        /* Caught by `ZBarcode_Encode_Segs()` de-escape loop */
+        symbol->input_mode = ESCAPE_MODE;
+        testUtilStrCpyRepeat(data_buf, "A", ZINT_MAX_DATA_LEN);
+        data_buf[ZINT_MAX_DATA_LEN] = '\\';
+        data_buf[ZINT_MAX_DATA_LEN + 1] = 'n';
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) data_buf, ZINT_MAX_DATA_LEN + 2);
+        assert_equal(ret, expected_ret, "ZBarcode_Encode(%d) ret %d != %d (%s)\n", symbol->symbology, ret, expected_ret, symbol->errtxt);
+        assert_zero(strcmp(symbol->errtxt, expected_errtxt[0]), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, expected_errtxt[0]);
+
+        /* Passes de-escape loop, caught by `code128()` */
+        symbol->errtxt[0] = '\0';
+        data_buf[ZINT_MAX_DATA_LEN - 2] = '\\';
+        data_buf[ZINT_MAX_DATA_LEN - 1] = 'n';
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) data_buf, ZINT_MAX_DATA_LEN);
+        assert_equal(ret, expected_ret, "ZBarcode_Encode(%d) ret %d != %d (%s)\n", symbol->symbology, ret, expected_ret, symbol->errtxt);
+        assert_zero(strcmp(symbol->errtxt, expected_errtxt[1]), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, expected_errtxt[1]);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static int test_prev_map_invalid_symbology(int *p_symbology) {
+    int symbology = *p_symbology;
+    int warn_number = 0;
+
+    if (symbology < 1) {
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODE128;
+    /* symbol->symbologys 1 to 126 are defined by tbarcode */
+    } else if (symbology == 5) {
+        symbology = BARCODE_C25STANDARD;
+    } else if ((symbology >= 10) && (symbology <= 12)) {
+        symbology = BARCODE_EANX;
+    } else if (symbology == 15) {
+        symbology = BARCODE_EANX;
+    } else if (symbology == 17) {
+        symbology = BARCODE_UPCA;
+    } else if (symbology == 19) {
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODABAR;
+    } else if (symbology == 26) { /* UPC-A up to tbarcode 9, ISSN for tbarcode 10+ */
+        symbology = BARCODE_UPCA;
+    } else if (symbology == 27) { /* UPCD1 up to tbarcode 9, ISSN + 2 digit add-on for tbarcode 10+ */
+        return ZINT_ERROR_INVALID_OPTION;
+    } else if (symbology == 33) {
+        symbology = BARCODE_GS1_128;
+    } else if (symbology == 36) {
+        symbology = BARCODE_UPCA;
+    } else if (symbology == 39) {
+        symbology = BARCODE_UPCE;
+    } else if ((symbology >= 41) && (symbology <= 45)) {
+        symbology = BARCODE_POSTNET;
+    } else if (symbology == 46) {
+        symbology = BARCODE_PLESSEY;
+    } else if (symbology == 48) {
+        symbology = BARCODE_NVE18;
+    } else if ((symbology == 59) || (symbology == 61)) {
+        symbology = BARCODE_CODE128;
+    } else if (symbology == 62) {
+        symbology = BARCODE_CODE93;
+    } else if ((symbology == 64) || (symbology == 65)) {
+        symbology = BARCODE_AUSPOST;
+    } else if (symbology == 78) {
+        symbology = BARCODE_DBAR_OMN;
+    } else if (symbology == 83) {
+        symbology = BARCODE_PLANET;
+    } else if (symbology == 88) {
+        symbology = BARCODE_GS1_128;
+    } else if (symbology == 91) { /* BC412 up to tbarcode 9, Code 32 for tbarcode 10+ */
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODE128;
+    } else if ((symbology >= 94) && (symbology <= 95)) {
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODE128;
+    } else if (symbology == 100) {
+        symbology = BARCODE_HIBC_128;
+    } else if (symbology == 101) {
+        symbology = BARCODE_HIBC_39;
+    } else if (symbology == 103) {
+        symbology = BARCODE_HIBC_DM;
+    } else if (symbology == 105) {
+        symbology = BARCODE_HIBC_QR;
+    } else if (symbology == 107) {
+        symbology = BARCODE_HIBC_PDF;
+    } else if (symbology == 109) {
+        symbology = BARCODE_HIBC_MICPDF;
+    } else if (symbology == 111) {
+        symbology = BARCODE_HIBC_BLOCKF;
+    } else if ((symbology == 113) || (symbology == 114)) {
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODE128;
+    } else if ((symbology >= 117) && (symbology <= 127)) {
+        if (symbology < 119 || symbology > 121) { /* BARCODE_MAILMARK_2D/4S/UPU_S10 */
+            warn_number = ZINT_WARN_INVALID_OPTION;
+            symbology = BARCODE_CODE128;
+        }
+    /* Everything from 128 up is Zint-specific */
+    } else if (symbology > BARCODE_LAST) {
+        warn_number = ZINT_WARN_INVALID_OPTION;
+        symbology = BARCODE_CODE128;
+    }
+    if (symbology == *p_symbology) { /* Should never happen */
+        return ZINT_ERROR_ENCODING_PROBLEM;
+    }
+
+    *p_symbology = symbology;
+
+    return warn_number;
+}
+
+static void test_symbologies(const testCtx *const p_ctx) {
+    int i, ret;
+    struct zint_symbol s_symbol = {0};
+    struct zint_symbol *symbol = &s_symbol;
+
+    testStart("test_symbologies");
+
+    for (i = -1; i < 148; i++) {
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol->symbology = i;
+        ret = ZBarcode_Encode(symbol, TU(""), 0);
+        assert_notequal(ret, ZINT_ERROR_ENCODING_PROBLEM, "i:%d Encoding problem (%s)\n", i, symbol->errtxt);
+
+        if (!ZBarcode_ValidID(i)) {
+            int prev_symbology = i;
+            int prev_ret = test_prev_map_invalid_symbology(&prev_symbology);
+            if (ret != ZINT_ERROR_INVALID_DATA) {
+                assert_equal(prev_ret, ret, "i:%d prev_ret (%d) != ret (%d)\n", i, prev_ret, ret);
+            }
+            assert_equal(prev_symbology, symbol->symbology, "i:%d prev_symbology (%d) != symbol->symbology (%d)\n",
+                            i, prev_symbology, symbol->symbology);
+        } else {
+            /* No input data */
+            assert_equal(ret, ZINT_ERROR_INVALID_DATA, "i:%d ret (%d) != ZINT_ERROR_INVALID_DATA\n", i, ret);
+        }
+    }
+
+    testFinish();
+}
+
+static void test_input_mode(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        char *data;
+        int input_mode;
+        int ret;
+
+        int expected_input_mode;
+        char *expected_errtxt;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { "1234", DATA_MODE, 0, DATA_MODE, "" },
+        /*  1*/ { "1234", DATA_MODE | ESCAPE_MODE, 0, DATA_MODE | ESCAPE_MODE, "" },
+        /*  2*/ { "1234", UNICODE_MODE, 0, UNICODE_MODE, "" },
+        /*  3*/ { "1234", UNICODE_MODE | ESCAPE_MODE, 0, UNICODE_MODE | ESCAPE_MODE, "" },
+        /*  4*/ { "[01]12345678901231", GS1_MODE, 0, GS1_MODE, "" },
+        /*  5*/ { "[01]12345678901231", GS1_MODE | ESCAPE_MODE, 0, GS1_MODE | ESCAPE_MODE, "" },
+        /*  6*/ { "1234", 4 | ESCAPE_MODE, ZINT_WARN_INVALID_OPTION, DATA_MODE, "Warning 212: Invalid input mode - reset to DATA_MODE" }, /* Unknown mode reset to bare DATA_MODE. Note: now warns */
+        /*  7*/ { "1234", -1, 0, DATA_MODE, "" },
+        /*  8*/ { "1234", DATA_MODE | 0x10, 0, DATA_MODE | 0x10, "" }, /* Unknown flags kept (but ignored) */
+        /*  9*/ { "1234", UNICODE_MODE | 0x10, 0, UNICODE_MODE | 0x10, "" },
+        /* 10*/ { "[01]12345678901231", GS1_MODE | 0x20, 0, GS1_MODE | 0x20, "" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    testStartSymbol("test_input_mode", &symbol);
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        length = testUtilSetSymbol(symbol, BARCODE_CODE49 /*Supports GS1*/, data[i].input_mode, -1 /*eci*/, -1 /*option_1*/, -1, -1, -1 /*output_options*/, data[i].data, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, TU(data[i].data), length);
+        assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);
+        assert_equal(symbol->input_mode, data[i].expected_input_mode, "i:%d symbol->input_mode %d != %d\n", i, symbol->input_mode, data[i].expected_input_mode);
+        assert_zero(strcmp(symbol->errtxt, data[i].expected_errtxt), "i:%d ZBarcode_Encode strcmp(%s, %s) != 0\n", i, symbol->errtxt, data[i].expected_errtxt);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static void test_escape_char_process(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        int symbology;
+        int input_mode;
+        int eci;
+        char *data;
+        char *composite;
+        int ret;
+        int expected_width;
+        char *expected;
+        int compare_previous;
+        char *comment;
+    };
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 26, "01 05 08 09 0A 0B 0C 0D 0E 1C 1E 1F EB 02 5D 81 21 0D 92 2E 3D FD B6 9A 37 2A CD 61 FB 95", 0, "" },
+        /*  1*/ { BARCODE_CODABLOCKF, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 101, "(45) 67 62 43 40 44 47 48 29 6A 67 62 0B 49 4A 4B 4C 18 6A 67 62 0C 4D 5B 5D 5E 62 6A 67", 0, "" },
+        /*  2*/ { BARCODE_CODE16K, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 70, "(20) 14 64 68 71 72 73 74 75 76 77 91 93 94 101 65 60 103 103 45 61", 0, "" },
+        /*  3*/ { BARCODE_DOTCODE, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 28, "65 40 44 47 48 49 4A 4B 4C 4D 5B 5D 5E 6E 41 3C 6A", 0, "" },
+        /*  4*/ { BARCODE_GRIDMATRIX, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 30, "30 1A 00 02 01 61 00 48 28 16 0C 06 46 63 51 74 05 38 00", 0, "" },
+        /*  5*/ { BARCODE_HANXIN, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 23, "2F 80 10 72 09 28 B3 0D 6F F3 00 20 E8 F4 0A E0 00", 0, "" },
+        /*  6*/ { BARCODE_MAXICODE, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 30, "(144) 04 3E 3E 00 04 07 08 09 0A 0B 03 3D 2C 24 19 1E 23 1B 18 0E 0C 0D 1E 3F 1D 1E 3C 31", 0, "" },
+        /*  7*/ { BARCODE_PDF417, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 120, "(24) 16 901 0 23 655 318 98 18 461 639 893 122 129 92 900 900 872 438 359 646 522 773 831", 0, "" },
+        /*  8*/ { BARCODE_ULTRA, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\", "", 0, 20, "(15) 257 0 4 7 8 9 10 11 12 13 27 29 30 129 92", 0, "" },
+        /*  9*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\d129\\o201\\\\", "", 0, 18, "(32) 01 05 08 09 0A 0B 0C 0D 0E 1C 1E 1F E7 32 45 DB 70 5D E3 16 7B 2B 44 60 E1 55 F7 08", 0, "" },
+        /* 10*/ { BARCODE_HANXIN, DATA_MODE, -1, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\d129\\o201\\\\", "", 0, 23, "2F 80 10 72 09 28 B3 0D 6F F3 00 30 E8 F4 0C 0C 0A E0 00 00 00", 0, "" },
+        /* 11*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\c", "", ZINT_ERROR_INVALID_DATA, 0, "Error 234: Unrecognised escape character '\\c' in input", 0, "" },
+        /* 12*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\", "", ZINT_ERROR_INVALID_DATA, 0, "Error 236: Incomplete escape character in input", 0, "" },
+        /* 13*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\x", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\x' escape sequence in input", 0, "" },
+        /* 14*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\x1", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\x' escape sequence in input", 0, "" },
+        /* 15*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\x1g", "", ZINT_ERROR_INVALID_DATA, 0, "Error 238: Invalid character in escape sequence '\\x1g' in input (hexadecimal only)", 0, "" },
+        /* 16*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\d' escape sequence in input", 0, "" },
+        /* 17*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d1", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\d' escape sequence in input", 0, "" },
+        /* 18*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d12", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\d' escape sequence in input", 0, "" },
+        /* 19*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d12a", "", ZINT_ERROR_INVALID_DATA, 0, "Error 238: Invalid character in escape sequence '\\d12a' in input (decimal only)", 0, "" },
+        /* 20*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d256", "", ZINT_ERROR_INVALID_DATA, 0, "Error 237: Value of escape sequence '\\d256' in input out of range (000 to 255)", 0, "" },
+        /* 21*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\o' escape sequence in input", 0, "" },
+        /* 22*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o1", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\o' escape sequence in input", 0, "" },
+        /* 23*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o12", "", ZINT_ERROR_INVALID_DATA, 0, "Error 232: Incomplete '\\o' escape sequence in input", 0, "" },
+        /* 24*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o128", "", ZINT_ERROR_INVALID_DATA, 0, "Error 238: Invalid character in escape sequence '\\o128' in input (octal only)", 0, "" },
+        /* 25*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o400", "", ZINT_ERROR_INVALID_DATA, 0, "Error 237: Value of escape sequence '\\o400' in input out of range (000 to 377)", 0, "" },
+        /* 26*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\xA01\\xFF", "", 0, 12, "EB 21 32 EB 80 D8 49 44 DC 7D 9E 3B", 0, "" },
+        /* 27*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d1601\\d255", "", 0, 12, "EB 21 32 EB 80 D8 49 44 DC 7D 9E 3B", 1, "" },
+        /* 28*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o2401\\o377", "", 0, 12, "EB 21 32 EB 80 D8 49 44 DC 7D 9E 3B", 1, "" },
+        /* 29*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\u00A01\\u00FF", "", 0, 12, "EB 21 32 EB 80 D8 49 44 DC 7D 9E 3B", 1, "" },
+        /* 30*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\U0000A01\\U0000FF", "", 0, 12, "EB 21 32 EB 80 D8 49 44 DC 7D 9E 3B", 1, "" },
+        /* 31*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\xc3\\xbF", "", 0, 12, "EB 44 EB 40 81 30 87 17 C5 68 5C 91", 0, "" },
+        /* 32*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\d195\\d191", "", 0, 12, "EB 44 EB 40 81 30 87 17 C5 68 5C 91", 1, "" },
+        /* 33*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\o303\\o277", "", 0, 12, "EB 44 EB 40 81 30 87 17 C5 68 5C 91", 1, "" },
+        /* 34*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\u00fF", "", 0, 12, "EB 44 EB 40 81 30 87 17 C5 68 5C 91", 1, "" },
+        /* 35*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U0000fF", "", 0, 12, "EB 44 EB 40 81 30 87 17 C5 68 5C 91", 1, "" },
+        /* 36*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\xc3\\xbF", "", 0, 10, "EB 80 81 47 1E 45 FC 93", 0, "" },
+        /* 37*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\d195\\d191", "", 0, 10, "EB 80 81 47 1E 45 FC 93", 1, "" },
+        /* 38*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\o303\\o277", "", 0, 10, "EB 80 81 47 1E 45 FC 93", 1, "" },
+        /* 39*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\u00fF", "", 0, 10, "EB 80 81 47 1E 45 FC 93", 1, "" },
+        /* 40*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\U0000fF", "", 0, 10, "EB 80 81 47 1E 45 FC 93", 1, "" },
+        /* 41*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\u", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\u' escape sequence in input", 0, "" },
+        /* 42*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\uF", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\u' escape sequence in input", 0, "" },
+        /* 43*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\u0F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\u' escape sequence in input", 0, "" },
+        /* 44*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\uFG", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\u' escape sequence in input", 0, "" },
+        /* 45*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\u00F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\u' escape sequence in input", 0, "" },
+        /* 46*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\u00FG", "", ZINT_ERROR_INVALID_DATA, 0, "Error 211: Invalid character for '\\u' escape sequence in input (hexadecimal only)", 0, "" },
+        /* 47*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\ufffe", "", ZINT_ERROR_INVALID_DATA, 0, "Error 246: Value of escape sequence '\\ufffe' in input out of range", 0, "Reversed BOM" },
+        /* 48*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\ud800", "", ZINT_ERROR_INVALID_DATA, 0, "Error 246: Value of escape sequence '\\ud800' in input out of range", 0, "Surrogate" },
+        /* 49*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\udfff", "", ZINT_ERROR_INVALID_DATA, 0, "Error 246: Value of escape sequence '\\udfff' in input out of range", 0, "Surrogate" },
+        /* 50*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\uffff", "", 0, 12, "E7 2C B0 16 AB A1 1F 85 EB 50 A1 4C", 0, "" },
+        /* 51*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 17, "\\xE2\\x82\\xAC", "", 0, 12, "F1 12 EB 25 81 4A 0A 8C 31 AC E3 2E", 0, "Zint manual 4.10 Ex1" },
+        /* 52*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 17, "\\u20AC", "", 0, 12, "F1 12 EB 25 81 4A 0A 8C 31 AC E3 2E", 1, "" },
+        /* 53*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 17, "\\U0020AC", "", 0, 12, "F1 12 EB 25 81 4A 0A 8C 31 AC E3 2E", 1, "" },
+        /* 54*/ { BARCODE_DATAMATRIX, DATA_MODE, 17, "\\xA4", "", 0, 12, "F1 12 EB 25 81 4A 0A 8C 31 AC E3 2E", 1, "" },
+        /* 55*/ { BARCODE_DATAMATRIX, DATA_MODE, 28, "\\xB1\\x60", "", 0, 12, "F1 1D EB 32 61 D9 1C 0C C2 46 C3 B2", 0, "Zint manual 4.10 Ex2" },
+        /* 56*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 28, "\\u5E38", "", 0, 12, "F1 1D EB 32 61 D9 1C 0C C2 46 C3 B2", 1, "" },
+        /* 57*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 28, "\\U005E38", "", 0, 12, "F1 1D EB 32 61 D9 1C 0C C2 46 C3 B2", 1, "" },
+        /* 58*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\u007F", "", 0, 10, "80 81 46 73 64 88 6A 84", 0, "" },
+        /* 59*/ { BARCODE_DATAMATRIX, UNICODE_MODE, -1, "\\U00007F", "", 0, 10, "80 81 46 73 64 88 6A 84", 0, "" },
+        /* 60*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 61*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\UF", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 62*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U0F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 63*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\UFG", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 64*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U00F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 65*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U00FG", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 66*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\Ufffe", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "Reversed BOM" },
+        /* 67*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\Ud800", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "Surrogate" },
+        /* 68*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\Udfff", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "Surrogate" },
+        /* 69*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U000F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 70*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U0000F", "", ZINT_ERROR_INVALID_DATA, 0, "Error 209: Incomplete '\\U' escape sequence in input", 0, "" },
+        /* 71*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\U110000", "", ZINT_ERROR_INVALID_DATA, 0, "Error 246: Value of escape sequence '\\U110000' in input out of range", 0, "" },
+        /* 72*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 25, "\\U10FFFF", "", 0, 14, "F1 1A E7 57 C7 81 F7 AC 09 06 28 51 F3 00 E1 8C 2A 1C", 0, "" },
+        /* 73*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 26, "\\U10FFFF", "", 0, 14, "F1 1B E7 57 E0 11 D7 6C 4F 45 E2 B3 FF F1 72 AB 54 9F", 0, "" },
+        /* 74*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 32, "\\U10FFFF", "", 0, 14, "F1 21 EB 64 33 EB 1B 36 1D F7 B1 6D 8C A6 34 64 19 3A", 0, "" },
+        /* 75*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 33, "\\U10FFFF", "", 0, 14, "F1 22 E7 57 EB 5D 17 8C C1 B0 B6 B2 53 78 E4 7D 61 CB", 0, "" },
+        /* 76*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 34, "\\U10FFFF", "", 0, 14, "F1 23 01 11 EB 80 EB 80 90 33 51 1B FA AE 78 F7 05 44", 0, "" },
+        /* 77*/ { BARCODE_DATAMATRIX, UNICODE_MODE, 35, "\\U10FFFF", "", 0, 14, "F1 24 EB 80 EB 80 11 01 17 BA C6 05 9F 4C EA E5 18 31", 0, "" },
+        /* 78*/ { BARCODE_GS1_128_CC, GS1_MODE, -1, "[20]10", "[10]A", 0, 99, "(7) 105 102 20 10 100 59 106", 0, "" },
+        /* 79*/ { BARCODE_GS1_128_CC, GS1_MODE, -1, "[2\\x30]1\\d048", "[\\x310]\\x41", 0, 99, "(7) 105 102 20 10 100 59 106", 1, "" },
+        /* 80*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\^A1", "", ZINT_ERROR_INVALID_DATA, 0, "Error 798: Escape '\\^' only valid for Code 128 in extra escape mode", 0, "" },
+        /* 81*/ { BARCODE_CODE128, DATA_MODE | EXTRA_ESCAPE_MODE, -1, "\\^A1", "", 0, 46, "(4) 103 17 17 106", 0, "" },
+        /* 82*/ { BARCODE_CODE128, EXTRA_ESCAPE_MODE, -1, "\\^", "", 0, 57, "(5) 104 60 62 82 106", 0, "Partial special escape '\\^' at end allowed" },
+        /* 83*/ { BARCODE_CODE128, EXTRA_ESCAPE_MODE, -1, "\\^D1", "", 0, 79, "(7) 104 60 62 36 17 52 106", 0, "Unknown special escapes passed straight thu" },
+        /* 84*/ { BARCODE_DATAMATRIX, DATA_MODE, -1, "\\w", "", ZINT_ERROR_INVALID_DATA, 0, "Error 234: Unrecognised escape character '\\w' in input", 0, "" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    char escaped[1024];
+    char escaped_composite[1024];
+    struct zint_symbol previous_symbol;
+    char *input_filename = "test_escape.txt";
+
+    char *text;
+
+    testStartSymbol("test_escape_char_process", &symbol);
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        if (is_composite(data[i].symbology)) {
+            text = data[i].composite;
+            strcpy(symbol->primary, data[i].data);
+        } else {
+            text = data[i].data;
+        }
+
+        debug |= ZINT_DEBUG_TEST; /* Needed to get codeword dump in errtxt */
+
+        length = testUtilSetSymbol(symbol, data[i].symbology, data[i].input_mode | ESCAPE_MODE, data[i].eci, -1 /*option_1*/, -1, -1, -1 /*output_options*/, text, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, TU(text), length);
+        assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);
+
+        if (p_ctx->generate) {
+            printf("        /*%3d*/ { %s, %s, %d, \"%s\", \"%s\", %s, %d, \"%s\", %d, \"%s\" },\n",
+                    i, testUtilBarcodeName(data[i].symbology), testUtilInputModeName(data[i].input_mode), data[i].eci,
+                    testUtilEscape(data[i].data, length, escaped, ARRAY_SIZE(escaped)),
+                    testUtilEscape(data[i].composite, (int) strlen(data[i].composite), escaped_composite, ARRAY_SIZE(escaped_composite)),
+                    testUtilErrorName(data[i].ret), symbol->width, symbol->errtxt, data[i].compare_previous, data[i].comment);
+        } else {
+            assert_zero(strcmp(symbol->errtxt, data[i].expected), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, data[i].expected);
+
+            if (ret < ZINT_ERROR) {
+                assert_equal(symbol->width, data[i].expected_width, "i:%d symbol->width %d != %d (%s)\n", i, symbol->width, data[i].expected_width, data[i].data);
+                if (p_ctx->index == -1 && data[i].compare_previous) {
+                    ret = testUtilSymbolCmp(symbol, &previous_symbol);
+                    assert_zero(ret, "i:%d testUtilSymbolCmp ret %d != 0\n", i, ret);
+                }
+            }
+            memcpy(&previous_symbol, symbol, sizeof(previous_symbol));
+
+            if (ret < ZINT_ERROR && !data[i].composite[0]) {
+                /* Test from input file */
+                FILE *fp;
+                struct zint_symbol *symbol2;
+
+                fp = testUtilOpen(input_filename, "wb");
+                assert_nonnull(fp, "i:%d testUtilOpen(%s) failed\n", i, input_filename);
+                assert_notequal(fputs(data[i].data, fp), EOF, "i%d fputs(%s) failed == EOF (%d)\n", i, data[i].data, ferror(fp));
+                assert_zero(fclose(fp), "i%d fclose() failed\n", i);
+
+                symbol2 = ZBarcode_Create();
+                assert_nonnull(symbol, "Symbol2 not created\n");
+
+                symbol2->debug = ZINT_DEBUG_TEST; /* Needed to get codeword dump in errtxt */
+
+                (void) testUtilSetSymbol(symbol2, data[i].symbology, data[i].input_mode | ESCAPE_MODE, data[i].eci, -1 /*option_1*/, -1, -1, -1 /*output_options*/, data[i].data, -1, debug);
+
+                ret = ZBarcode_Encode_File(symbol2, input_filename);
+                assert_equal(ret, data[i].ret, "i:%d ZBarcode_Encode_File ret %d != %d (%s)\n", i, ret, data[i].ret, symbol2->errtxt);
+                assert_zero(strcmp(symbol2->errtxt, data[i].expected), "i:%d strcmp(%s, %s) != 0\n", i, symbol2->errtxt, data[i].expected);
+
+                ret = testUtilSymbolCmp(symbol2, symbol);
+                assert_zero(ret, "i:%d testUtilSymbolCmp symbol2 ret %d != 0\n", i, ret);
+
+                assert_zero(testUtilRemove(input_filename), "i:%d testUtilRemove(%s) != 0 (%d: %s)\n", i, input_filename, errno, strerror(errno));
+
+                ZBarcode_Delete(symbol2);
+            }
+        }
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+INTERNAL int escape_char_process_test(struct zint_symbol *symbol, unsigned char *input_string, int *p_length,
+                unsigned char *escaped_string);
+
+static void test_escape_char_process_test(const testCtx *const p_ctx) {
+
+    struct item {
+        int symbology;
+        int input_mode;
+        char *data;
+        int ret;
+        char *expected;
+        int expected_len;
+    };
+    static const struct item data[] = {
+        /*  0*/ { 0, 0, "BLANK", 0, "BLANK", 5 },
+        /*  1*/ { 0, 0, "\\0\\E\\a\\b\\t\\n\\v\\f\\r\\e\\G\\R\\x81\\\\\\o201\\d255", 0, "\000\004\a\b\t\n\v\f\r\033\035\036\201\\\201\377", 16 },
+        /*  2*/ { 0, 0, "\\U010283", 0, "\360\220\212\203", 4 },
+        /*  3*/ { 0, 0, "\\u007F\\u0080\\u011E\\u13C9\\U010283", 0, "\177\302\200\304\236\341\217\211\360\220\212\203", 12 },
+        /*  4*/ { BARCODE_CODE128, EXTRA_ESCAPE_MODE, "\\^A\\^^\\^B", 0, "\\^A\\^^\\^B", 9 },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+
+
+    testStart("test_escape_char_process_test");
+
+    for (i = 0; i < data_size; i++) {
+
+        struct zint_symbol s_symbol = {0};
+        struct zint_symbol *symbol = &s_symbol;
+        int escaped_len;
+        char escaped[1024];
+
+        if (testContinue(p_ctx, i)) continue;
+
+        symbol->symbology = data[i].symbology;
+        symbol->input_mode = data[i].input_mode;
+        length = (int) strlen(data[i].data);
+
+        escaped_len = length;
+        ret = escape_char_process_test(symbol, (unsigned char *) data[i].data, &escaped_len, NULL);
+        assert_equal(ret, data[i].ret, "i:%d escape_char_process_test(NULL) ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);
+        assert_equal(escaped_len, data[i].expected_len, "i:%d NULL escaped_len %d != %d\n", i, escaped_len, data[i].expected_len);
+
+        memset(escaped, 0xDD, sizeof(escaped));
+
+        escaped_len = length;
+        ret = escape_char_process_test(symbol, (unsigned char *) data[i].data, &escaped_len, (unsigned char *) escaped);
+        assert_equal(ret, data[i].ret, "i:%d escape_char_process_test(escaped) ret %d != %d (%s)\n", i, ret, data[i].ret, symbol->errtxt);
+        assert_equal(escaped_len, data[i].expected_len, "i:%d escaped escaped_len %d != %d\n", i, escaped_len, data[i].expected_len);
+
+        assert_zero(memcmp(escaped, data[i].expected, escaped_len), "i:%d memcmp() != 0\n", i);
+        assert_zero(escaped[escaped_len], "i:%d escaped[%d] not NUL-terminated (0x%X)\n", i, escaped_len, escaped[escaped_len]);
+    }
+
+    testFinish();
+}
+
+static void test_cap(const testCtx *const p_ctx) {
+
+    struct item {
+        int symbology;
+        unsigned cap_flag;
+        unsigned int expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /* 0*/ { BARCODE_CODE128, ZINT_CAP_HRT, ZINT_CAP_HRT },
+        /* 1*/ { BARCODE_CODE128, ZINT_CAP_HRT | ZINT_CAP_STACKABLE | ZINT_CAP_GS1, ZINT_CAP_HRT | ZINT_CAP_STACKABLE },
+        /* 2*/ { BARCODE_PDF417, ZINT_CAP_HRT | ZINT_CAP_ECI | ZINT_CAP_GS1 | ZINT_CAP_READER_INIT | ZINT_CAP_FULL_MULTIBYTE, ZINT_CAP_ECI | ZINT_CAP_READER_INIT },
+        /* 3*/ { BARCODE_QRCODE, ZINT_CAP_HRT | ZINT_CAP_ECI | ZINT_CAP_GS1 | ZINT_CAP_DOTTY | ZINT_CAP_READER_INIT | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_MASK | ZINT_CAP_STRUCTAPP | ZINT_CAP_COMPLIANT_HEIGHT, ZINT_CAP_ECI | ZINT_CAP_GS1 | ZINT_CAP_DOTTY | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_MASK | ZINT_CAP_STRUCTAPP },
+        /* 4*/ { BARCODE_EANX_CC, ZINT_CAP_HRT | ZINT_CAP_COMPOSITE | ZINT_CAP_EXTENDABLE | ZINT_CAP_ECI | ZINT_CAP_GS1 | ZINT_CAP_QUIET_ZONES | ZINT_CAP_COMPLIANT_HEIGHT, ZINT_CAP_HRT | ZINT_CAP_COMPOSITE | ZINT_CAP_EXTENDABLE | ZINT_CAP_GS1 | ZINT_CAP_QUIET_ZONES | ZINT_CAP_COMPLIANT_HEIGHT },
+        /* 5*/ { BARCODE_HANXIN, ZINT_CAP_DOTTY | ZINT_CAP_QUIET_ZONES | ZINT_CAP_FIXED_RATIO | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_MASK, ZINT_CAP_DOTTY | ZINT_CAP_FIXED_RATIO | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_MASK },
+        /* 6*/ { BARCODE_CODE11, ZINT_CAP_DOTTY | ZINT_CAP_FIXED_RATIO | ZINT_CAP_FIXED_RATIO | ZINT_CAP_READER_INIT | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_COMPLIANT_HEIGHT, 0 },
+        /* 7*/ { BARCODE_POSTNET, ZINT_CAP_HRT | ZINT_CAP_STACKABLE | ZINT_CAP_EXTENDABLE | ZINT_CAP_COMPOSITE | ZINT_CAP_ECI | ZINT_CAP_GS1 | ZINT_CAP_DOTTY | ZINT_CAP_FIXED_RATIO | ZINT_CAP_READER_INIT | ZINT_CAP_FULL_MULTIBYTE | ZINT_CAP_MASK | ZINT_CAP_STRUCTAPP, 0 },
+        /* 8*/ { 0, 0, 0 },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i;
+    unsigned int uret;
+
+    testStart("test_cap");
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        uret = ZBarcode_Cap(data[i].symbology, data[i].cap_flag);
+        assert_equal(uret, data[i].expected, "i:%d ZBarcode_Cap(%s, 0x%X) 0x%X != 0x%X\n", i, testUtilBarcodeName(data[i].symbology), data[i].cap_flag, uret, data[i].expected);
+    }
+
+    testFinish();
+}
+
+static void test_cap_compliant_height(const testCtx *const p_ctx) {
+    int symbol_id;
+    unsigned int uret;
+
+    testStart("test_cap_compliant_height");
+
+    for (symbol_id = 1; symbol_id <= BARCODE_LAST; symbol_id++) {
+        if (!ZBarcode_ValidID(symbol_id)) continue;
+        if (testContinue(p_ctx, symbol_id)) continue;
+
+        uret = ZBarcode_Cap(symbol_id, ZINT_CAP_COMPLIANT_HEIGHT);
+
+        switch (symbol_id) {
+            /*case BARCODE_CODE11: TODO: Find doc */
+            case BARCODE_C25INTER:
+            case BARCODE_CODE39:
+            case BARCODE_EXCODE39:
+            case BARCODE_EANX:
+            case BARCODE_EANX_CHK:
+            case BARCODE_GS1_128:
+            case BARCODE_CODABAR:
+            /*case BARCODE_DPLEIT: TODO: Find doc */
+            /*case BARCODE_DPIDENT: TODO: Find doc */
+            case BARCODE_CODE16K:
+            case BARCODE_CODE49:
+            case BARCODE_CODE93:
+            /*case BARCODE_FLAT: TODO: Find doc */
+            case BARCODE_DBAR_OMN:
+            case BARCODE_DBAR_LTD:
+            case BARCODE_DBAR_EXP:
+            case BARCODE_TELEPEN:
+            case BARCODE_UPCA:
+            case BARCODE_UPCA_CHK:
+            case BARCODE_UPCE:
+            case BARCODE_UPCE_CHK:
+            case BARCODE_POSTNET:
+            /*case BARCODE_MSI_PLESSEY: TODO: Find doc */
+            case BARCODE_FIM:
+            case BARCODE_LOGMARS:
+            case BARCODE_PHARMA:
+            case BARCODE_PZN:
+            case BARCODE_PHARMA_TWO:
+            case BARCODE_CEPNET:
+            case BARCODE_AUSPOST:
+            case BARCODE_AUSREPLY:
+            case BARCODE_AUSROUTE:
+            case BARCODE_AUSREDIRECT:
+            case BARCODE_ISBNX:
+            case BARCODE_RM4SCC:
+            case BARCODE_EAN14:
+            /*case BARCODE_VIN: Spec unlikely */
+            case BARCODE_CODABLOCKF:
+            case BARCODE_NVE18:
+            case BARCODE_JAPANPOST:
+            /*case BARCODE_KOREAPOST: TODO: Find doc */
+            case BARCODE_DBAR_STK:
+            case BARCODE_DBAR_OMNSTK:
+            case BARCODE_DBAR_EXPSTK:
+            case BARCODE_PLANET:
+            case BARCODE_USPS_IMAIL:
+            /*case BARCODE_PLESSEY: TODO: Find doc */
+            case BARCODE_TELEPEN_NUM:
+            case BARCODE_ITF14:
+            case BARCODE_KIX:
+            case BARCODE_DPD:
+            case BARCODE_HIBC_39:
+            case BARCODE_HIBC_BLOCKF:
+            case BARCODE_UPU_S10:
+            case BARCODE_MAILMARK_4S:
+            case BARCODE_CODE32:
+            case BARCODE_EANX_CC:
+            case BARCODE_GS1_128_CC:
+            case BARCODE_DBAR_OMN_CC:
+            case BARCODE_DBAR_LTD_CC:
+            case BARCODE_DBAR_EXP_CC:
+            case BARCODE_UPCA_CC:
+            case BARCODE_UPCE_CC:
+            case BARCODE_DBAR_STK_CC:
+            case BARCODE_DBAR_OMNSTK_CC:
+            case BARCODE_DBAR_EXPSTK_CC:
+            case BARCODE_CHANNEL:
+            case BARCODE_BC412:
+            case BARCODE_DXFILMEDGE:
+                /* Make sure ZINT_CAP_COMPLIANT_HEIGHT set for those that have it */
+                assert_equal(uret, ZINT_CAP_COMPLIANT_HEIGHT, "symbol_id %d (%s) uret 0x%X != ZINT_CAP_COMPLIANT_HEIGHT\n", symbol_id, testUtilBarcodeName(symbol_id), uret);
+                break;
+            default:
+                /* And not set for those that don't */
+                assert_zero(uret, "symbol_id %d (%s) uret 0x%X non-zero\n", symbol_id, testUtilBarcodeName(symbol_id), uret);
+                break;
+        }
+    }
+
+    testFinish();
+}
+
+static void test_encode_file_empty(const testCtx *const p_ctx) {
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char filename[] = "in.bin";
+    FILE *fstream;
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_file_empty", &symbol);
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    (void) testUtilRemove(filename); /* In case junk hanging around */
+
+    fstream = testUtilOpen(filename, "w+");
+    assert_nonnull(fstream, "testUtilOpen(%s) failed (%d)\n", filename, errno);
+    ret = fclose(fstream);
+    assert_zero(ret, "fclose(%s) %d != 0\n", filename, ret);
+
+    ret = ZBarcode_Encode_File(symbol, filename);
+    assert_equal(ret, ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File empty ret %d != ZINT_ERROR_INVALID_DATA (%s)\n", ret, symbol->errtxt);
+
+    ret = testUtilRemove(filename);
+    assert_zero(ret, "testUtilRemove(%s) != 0 (%d: %s)\n", filename, errno, strerror(errno));
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+static void test_encode_file_too_large(const testCtx *const p_ctx) {
+    char filename[] = "in.bin";
+    FILE *fstream;
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char buf[ZINT_MAX_DATA_LEN + 1] = {0};
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_file_too_large", &symbol);
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    (void) testUtilRemove(filename); /* In case junk hanging around */
+
+    fstream = testUtilOpen(filename, "w+");
+    assert_nonnull(fstream, "testUtilOpen(%s) failed (%d)\n", filename, errno);
+    ret = (int) fwrite(buf, 1, sizeof(buf), fstream);
+    assert_equal(ret, sizeof(buf), "fwrite return value: %d != %d\n", ret, (int)sizeof(buf));
+    ret = fclose(fstream);
+    assert_zero(ret, "fclose(%s) %d != 0\n", filename, ret);
+
+    ret = ZBarcode_Encode_File(symbol, filename);
+    assert_equal(ret, ZINT_ERROR_TOO_LONG, "ZBarcode_Encode_File too large ret %d != ZINT_ERROR_TOO_LONG (%s)\n", ret, symbol->errtxt);
+
+    ret = testUtilRemove(filename);
+    assert_zero(ret, "testUtilRemove(%s) != 0 (%d: %s)\n", filename, errno, strerror(errno));
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+/* #181 Nico Gunkel OSS-Fuzz */
+static void test_encode_file_unreadable(const testCtx *const p_ctx) {
+#ifndef _WIN32
+    int ret;
+    char filename[] = "in.bin";
+
+    char buf[ZINT_MAX_DATA_LEN + 1] = {0};
+    int fd;
+#endif
+    struct zint_symbol *symbol = NULL;
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_file_unreadable", &symbol);
+
+#ifdef _WIN32
+    testSkip("Test not implemented on Windows");
+#else
+    if (getuid() == 0) {
+        testSkip("Test not available as root");
+        return;
+    }
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    /* Unreadable file */
+    fd = creat(filename, S_IWUSR);
+    assert_notequal(fd, -1, "Unreadable input file (%s) not created == -1 (%d: %s)\n", filename, errno, strerror(errno));
+    ret = write(fd, buf, 1);
+    assert_equal(ret, 1, "Unreadable write ret %d != 1\n", ret);
+    ret = close(fd);
+    assert_zero(ret, "Unreadable close(%s) != 0(%d: %s)\n", filename, errno, strerror(errno));
+
+    ret = ZBarcode_Encode_File(symbol, filename);
+    assert_equal(ret, ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File unreadable ret %d != ZINT_ERROR_INVALID_DATA (%s)\n", ret, symbol->errtxt);
+
+    ret = testUtilRemove(filename);
+    assert_zero(ret, "testUtilRemove(%s) != 0 (%d: %s)\n", filename, errno, strerror(errno));
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+#endif /* _WIN32 */
+}
+
+/* #181 Nico Gunkel OSS-Fuzz (buffer not freed on fread() error) Note: unable to reproduce fread() error using this method */
+static void test_encode_file_directory(const testCtx *const p_ctx) {
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char dirname[] = "in_dir";
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_file_directory", &symbol);
+
+#if defined(__NetBSD__) || defined(_AIX)
+    /* Reading a directory works on NetBSD, and get `code128()` ZINT_ERROR_TOO_LONG instead */
+    (void)ret; (void)symbol; (void)dirname;
+    testSkip("Test not implemented on NetBSD or AIX");
+#else
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    (void) testUtilRmDir(dirname); /* In case junk hanging around */
+    ret = testUtilMkDir(dirname);
+    assert_zero(ret, "testUtilMkDir(%s) %d != 0 (%d: %s)\n", dirname, ret, errno, strerror(errno));
+
+    ret = ZBarcode_Encode_File(symbol, dirname);
+    assert_equal(ret, ZINT_ERROR_INVALID_DATA, "ret %d != ZINT_ERROR_INVALID_DATA (%s)\n", ret, symbol->errtxt);
+
+    ret = testUtilRmDir(dirname);
+    assert_zero(ret, "testUtilRmDir(%s) %d != 0 (%d: %s)\n", dirname, ret, errno, strerror(errno));
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+#endif /* __NetBSD__ */
+}
+
+static void test_encode_file(const testCtx *const p_ctx) {
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char *data = "1";
+    char *filename = "test_encode_file_in.txt";
+    char *outfile = "test_encode_file_out.gif";
+    FILE *fp;
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_file", &symbol);
+
+    (void) testUtilRemove(filename); /* In case junk hanging around */
+    (void) testUtilRemove(outfile); /* In case junk hanging around */
+
+    fp = testUtilOpen(filename, "w+");
+    assert_nonnull(fp, "testUtilOpen(%s) failed (%d)\n", filename, errno);
+    assert_notequal(fputs(data, fp), EOF, "fputs(%s) failed == EOF (%d)\n", data, ferror(fp));
+    ret = fclose(fp);
+    assert_zero(ret, "fclose(%s) %d != 0\n", filename, ret);
+
+    {
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        strcpy(symbol->outfile, outfile);
+        ret = ZBarcode_Encode_File_and_Print(symbol, filename, 0);
+        assert_zero(ret, "ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+        ret = testUtilRemove(outfile);
+        assert_zero(ret, "testUtilRemove(%s) != 0 (%d: %s)\n", outfile, errno, strerror(errno));
+
+        ZBarcode_Delete(symbol);
+    }
+
+    {
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        strcpy(symbol->outfile, outfile);
+        ret = ZBarcode_Encode_File_and_Buffer(symbol, filename, 0);
+        assert_zero(ret, "ret %d != 0 (%s)\n", ret, symbol->errtxt);
+        assert_nonnull(symbol->bitmap, "symbol->bitmap NULL (%s)\n", symbol->errtxt);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    {
+        symbol = ZBarcode_Create();
+        assert_nonnull(symbol, "Symbol not created\n");
+
+        strcpy(symbol->outfile, outfile);
+        ret = ZBarcode_Encode_File_and_Buffer_Vector(symbol, filename, 0);
+        assert_zero(ret, "ret %d != 0 (%s)\n", ret, symbol->errtxt);
+        assert_nonnull(symbol->vector, "symbol->vector NULL (%s)\n", symbol->errtxt);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    ret = testUtilRemove(filename);
+    assert_zero(ret, "testUtilRemove(%s) != 0 (%d: %s)\n", filename, errno, strerror(errno));
+
+    testFinish();
+}
+
+static void test_encode_print_outfile_directory(const testCtx *const p_ctx) {
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char dirname[] = "outdir.txt";
+    char expected[] = "Error 201: Could not open output file";
+
+    (void)p_ctx;
+
+    testStartSymbol("test_encode_print_outfile_directory", &symbol);
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    (void) testUtilRmDir(dirname); /* In case junk hanging around */
+    ret = testUtilMkDir(dirname);
+    assert_zero(ret, "testUtilMkDir(%s) %d != 0 (%d: %s)\n", dirname, ret, errno, strerror(errno));
+
+    strcpy(symbol->outfile, dirname);
+    ret = ZBarcode_Encode_and_Print(symbol, TU("1"), 0, 0);
+    assert_equal(ret, ZINT_ERROR_FILE_ACCESS, "ret %d != ZINT_ERROR_FILE_ACCESS (%s)\n", ret, symbol->errtxt);
+    assert_zero(strcmp(symbol->errtxt, expected), "strcmp(%s, %s) != 0\n", symbol->errtxt, expected);
+
+    ret = testUtilRmDir(dirname);
+    assert_zero(ret, "testUtilRmDir(%s) %d != 0 (%d: %s)\n", dirname, ret, errno, strerror(errno));
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+static void test_bad_args(const testCtx *const p_ctx) {
+    int ret;
+    unsigned int uret;
+    struct zint_symbol *symbol = NULL;
+    char *data = "1";
+    char *filename = "1.png";
+    char *empty = "";
+    struct zint_seg seg = { TU("1"), -1, 4 };
+    struct zint_seg seg_empty = { TU(""), -1, 4 };
+    struct zint_seg seg_too_long = { TU("1"), ZINT_MAX_DATA_LEN + 1, 4 };
+    const char *expected[] = {
+        "Error 772: Input segment 0 source NULL",
+        "Error 200: Input segments NULL",
+        "Error 239: Filename NULL",
+        "Error 778: No input data",
+        "Error 229: Unable to read input file (", /* Excluding OS-dependent `errno` stuff */
+        "Error 771: Too many input segments (maximum 256)",
+        "Error 205: No input data",
+        "Error 777: Input too long",
+    };
+
+    (void)p_ctx;
+
+    testStartSymbol("test_bad_args", &symbol);
+
+    /* These just return, no error */
+    ZBarcode_Clear(NULL);
+    ZBarcode_Reset(NULL);
+    ZBarcode_Delete(NULL);
+
+    ret = ZBarcode_Version();
+    assert_nonzero(ret >= 20901, "ZBarcode_Version() %d <= 20901\n", ret);
+
+    assert_zero(ZBarcode_ValidID(0), "ZBarcode_ValidID(0) non-zero\n");
+    assert_zero(ZBarcode_ValidID(10), "ZBarcode_ValidID(10) non-zero\n"); /* Note 10 remapped to BARCODE_EANX in ZBarcode_Encode() for tbarcode compat but not counted as valid */
+
+    uret = ZBarcode_Cap(0, ~0);
+    assert_zero(uret, "ZBarcode_Cap(0, ~0) uret 0x%X != 0\n", uret);
+    uret = ZBarcode_Cap(10, ~0);
+    assert_zero(uret, "ZBarcode_Cap(10, ~0) uret 0x%X != 0\n", uret);
+
+    /* NULL symbol */
+    assert_equal(ZBarcode_Encode(NULL, TU(data), 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode(NULL, data, 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_Segs(NULL, &seg, 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(NULL, &seg, 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Print(NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Print(NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Buffer(NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Buffer(NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Buffer_Vector(NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Buffer_Vector(NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_and_Print(NULL, TU(data), 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Print(NULL, data, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_Segs_and_Print(NULL, &seg, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Seg_and_Print(NULL, &seg, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_and_Buffer(NULL, TU(data), 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer(NULL, data, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer(NULL, &seg, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer(NULL, &seg, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_and_Buffer_Vector(NULL, TU(data), 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer_Vector(NULL, data, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer_Vector(NULL, &seg, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer_Vector(NULL, &seg, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_File(NULL, filename), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File(NULL, filename) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_File_and_Print(NULL, filename, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Print(NULL, filename, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_equal(ZBarcode_Encode_File_and_Buffer(NULL, filename, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Buffer(NULL, filename, 0) != ZINT_ERROR_INVALID_DATA\n");
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    /* NULL data/segs/filename */
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode(symbol, NULL, 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode(symbol, NULL, 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[0], symbol->errtxt), "ZBarcode_Encode(symbol, NULL, 1) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, NULL, 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(symbol, NULL, 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[1], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, NULL, 1) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Print(symbol, NULL, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Print(symbol, NULL, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[0], symbol->errtxt), "ZBarcode_Encode_and_Print(symbol, NULL, 1, 0) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Buffer(symbol, NULL, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer(symbol, NULL, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[0], symbol->errtxt), "ZBarcode_Encode_and_Buffer(symbol, NULL, 1, 0) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer(symbol, NULL, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer(symbol, NULL, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[1], symbol->errtxt), "ZBarcode_Encode_Segs_and_Buffer(symbol, NULL, 1, 0) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Buffer_Vector(symbol, NULL, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer_Vector(symbol, NULL, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[0], symbol->errtxt), "ZBarcode_Encode_and_Buffer_Vector(symbol, NULL, 1, 0) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, NULL, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, NULL, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[1], symbol->errtxt), "ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, NULL, 1, 0) strcmp(%s, %s) != 0\n", expected[0], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File(symbol, NULL), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File(symbol, NULL) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[2], symbol->errtxt), "ZBarcode_Encode_File(symbol, NULL) strcmp(%s, %s) != 0\n", expected[2], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Print(symbol, NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Print(symbol, NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[2], symbol->errtxt), "ZBarcode_Encode_File_and_Print(symbol, NULL, 0) strcmp(%s, %s) != 0\n", expected[2], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Buffer(symbol, NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Buffer(symbol, NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[2], symbol->errtxt), "ZBarcode_Encode_File_and_Buffer(symbol, NULL, 0) strcmp(%s, %s) != 0\n", expected[2], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Buffer_Vector(symbol, NULL, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Buffer_Vector(symbol, NULL, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[2], symbol->errtxt), "ZBarcode_Encode_File_and_Buffer_Vector(symbol, NULL, 0) strcmp(%s, %s) != 0\n", expected[2], symbol->errtxt);
+
+    /* Empty data/segs/filename */
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode(symbol, TU(empty), 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode(symbol, empty, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode(symbol, TU(empty), 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, &seg_empty, 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(symbol, &seg_empty, 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, &seg_empty, 1) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Print(symbol, TU(empty), 0, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Print(symbol, empty, 0, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_and_Print(symbol, TU(empty), 0, 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Buffer(symbol, TU(empty), 0, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer(symbol, empty, 0, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_and_Buffer(symbol, TU(empty), 0, 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer(symbol, &seg_empty, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer(symbol, &seg_empty, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_Segs_and_Buffer(symbol, &seg_empty, 1, 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_and_Buffer_Vector(symbol, TU(empty), 0, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_and_Buffer_Vector(symbol, empty, 0, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_and_Buffer_Vector(symbol, TU(empty), 0, 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, &seg_empty, 1, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, &seg_empty, 1, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[3], symbol->errtxt), "ZBarcode_Encode_Segs_and_Buffer_Vector(symbol, &seg_empty, 1, 0) strcmp(%s, %s) != 0\n", expected[3], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File(symbol, empty), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File(symbol, empty) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strncmp(expected[4], symbol->errtxt, strlen(expected[4])), "ZBarcode_Encode_File(symbol, empty) strncmp(%s, %s, %d) != 0\n", expected[4], symbol->errtxt, (int) strlen(expected[4]));
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Print(symbol, empty, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Print(symbol, empty, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strncmp(expected[4], symbol->errtxt, strlen(expected[4])), "ZBarcode_Encode_File(symbol, empty) strncmp(%s, %s, %d) != 0\n", expected[4], symbol->errtxt, (int) strlen(expected[4]));
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Buffer(symbol, empty, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Buffer(symbol, empty, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strncmp(expected[4], symbol->errtxt, strlen(expected[4])), "ZBarcode_Encode_File(symbol, empty) strncmp(%s, %s, %d) != 0\n", expected[4], symbol->errtxt, (int) strlen(expected[4]));
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_File_and_Buffer_Vector(symbol, empty, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_File_and_Buffer_Vector(symbol, empty, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strncmp(expected[4], symbol->errtxt, strlen(expected[4])), "ZBarcode_Encode_File(symbol, empty) strncmp(%s, %s, %d) != 0\n", expected[4], symbol->errtxt, (int) strlen(expected[4]));
+
+    /* Bad seg_count */
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, &seg_empty, ZINT_MAX_SEG_COUNT + 1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(symbol, &seg_empty, ZINT_MAX_SEG_COUNT + 1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[5], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, &seg_empty, ZINT_MAX_SEG_COUNT + 1) strcmp(%s, %s) != 0\n", expected[5], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, &seg_empty, 0), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(symbol, &seg_empty, 0) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[6], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, &seg_empty, 0) strcmp(%s, %s) != 0\n", expected[6], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, &seg_empty, -1), ZINT_ERROR_INVALID_DATA, "ZBarcode_Encode_Segs(symbol, &seg_empty, -1) != ZINT_ERROR_INVALID_DATA\n");
+    assert_zero(strcmp(expected[6], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, &seg_empty, -1) strcmp(%s, %s) != 0\n", expected[6], symbol->errtxt);
+
+    /* Data/seg too big */
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode(symbol, TU(empty), ZINT_MAX_DATA_LEN + 1), ZINT_ERROR_TOO_LONG, "ZBarcode_Encode(symbol, empty, ZINT_MAX_DATA_LEN + 1) != ZINT_ERROR_TOO_LONG\n");
+    assert_zero(strcmp(expected[7], symbol->errtxt), "ZBarcode_Encode(symbol, TU(empty), ZINT_MAX_DATA_LEN + 1) strcmp(%s, %s) != 0\n", expected[7], symbol->errtxt);
+    symbol->errtxt[0] = '\0';
+    assert_equal(ZBarcode_Encode_Segs(symbol, &seg_too_long, 1), ZINT_ERROR_TOO_LONG, "ZBarcode_Encode_Segs(symbol, &seg_too_long, 1) != ZINT_ERROR_TOO_LONG\n");
+    assert_zero(strcmp(expected[7], symbol->errtxt), "ZBarcode_Encode_Segs(symbol, &seg_too_long, 1) strcmp(%s, %s) != 0\n", expected[7], symbol->errtxt);
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+static void test_valid_id(const testCtx *const p_ctx) {
+
+    int ret;
+    const char *name;
+    int symbol_id;
+
+    (void)p_ctx;
+
+    testStart("test_valid_id");
+
+    for (symbol_id = -1; symbol_id < 160; symbol_id++) {
+        ret = ZBarcode_ValidID(symbol_id);
+        name = testUtilBarcodeName(symbol_id);
+        assert_nonnull((char *) name, "testUtilBarcodeName(%d) NULL\n", symbol_id);
+        if (ret) {
+            assert_equal(ret, 1, "ZBarcode_Valid(%d) != 1\n", symbol_id);
+            assert_nonzero(*name != '\0', "testUtilBarcodeName(%d) empty when ZBarcode_Valid() true\n", symbol_id);
+        } else {
+            assert_zero(ret, "ZBarcode_Valid(%d) != 0\n", symbol_id);
+            assert_zero(*name, "testUtilBarcodeName(%d) non-empty when ZBarcode_Valid() false\n", symbol_id);
+        }
+    }
+
+    testFinish();
+}
+
+static int test_prev_ZBarcode_BarcodeName(int symbol_id, char name[32]) {
+    struct item {
+        const char *name;
+        int define;
+        int val;
+    };
+    static const struct item data[] = {
+        { "", -1, 0 },
+        { "BARCODE_CODE11", BARCODE_CODE11, 1 },
+        { "BARCODE_C25STANDARD", BARCODE_C25STANDARD, 2 },
+        { "BARCODE_C25INTER", BARCODE_C25INTER, 3 },
+        { "BARCODE_C25IATA", BARCODE_C25IATA, 4 },
+        { "", -1, 5 },
+        { "BARCODE_C25LOGIC", BARCODE_C25LOGIC, 6 },
+        { "BARCODE_C25IND", BARCODE_C25IND, 7 },
+        { "BARCODE_CODE39", BARCODE_CODE39, 8 },
+        { "BARCODE_EXCODE39", BARCODE_EXCODE39, 9 },
+        { "", -1, 10 },
+        { "", -1, 11 },
+        { "", -1, 12 },
+        { "BARCODE_EANX", BARCODE_EANX, 13 },
+        { "BARCODE_EANX_CHK", BARCODE_EANX_CHK, 14 },
+        { "", -1, 15 },
+        { "BARCODE_GS1_128", BARCODE_GS1_128, 16 },
+        { "", -1, 17 },
+        { "BARCODE_CODABAR", BARCODE_CODABAR, 18 },
+        { "", -1, 19 },
+        { "BARCODE_CODE128", BARCODE_CODE128, 20 },
+        { "BARCODE_DPLEIT", BARCODE_DPLEIT, 21 },
+        { "BARCODE_DPIDENT", BARCODE_DPIDENT, 22 },
+        { "BARCODE_CODE16K", BARCODE_CODE16K, 23 },
+        { "BARCODE_CODE49", BARCODE_CODE49, 24 },
+        { "BARCODE_CODE93", BARCODE_CODE93, 25 },
+        { "", -1, 26 },
+        { "", -1, 27 },
+        { "BARCODE_FLAT", BARCODE_FLAT, 28 },
+        { "BARCODE_DBAR_OMN", BARCODE_DBAR_OMN, 29 },
+        { "BARCODE_DBAR_LTD", BARCODE_DBAR_LTD, 30 },
+        { "BARCODE_DBAR_EXP", BARCODE_DBAR_EXP, 31 },
+        { "BARCODE_TELEPEN", BARCODE_TELEPEN, 32 },
+        { "", -1, 33 },
+        { "BARCODE_UPCA", BARCODE_UPCA, 34 },
+        { "BARCODE_UPCA_CHK", BARCODE_UPCA_CHK, 35 },
+        { "", -1, 36 },
+        { "BARCODE_UPCE", BARCODE_UPCE, 37 },
+        { "BARCODE_UPCE_CHK", BARCODE_UPCE_CHK, 38 },
+        { "", -1, 39 },
+        { "BARCODE_POSTNET", BARCODE_POSTNET, 40 },
+        { "", -1, 41 },
+        { "", -1, 42 },
+        { "", -1, 43 },
+        { "", -1, 44 },
+        { "", -1, 45 },
+        { "", -1, 46 },
+        { "BARCODE_MSI_PLESSEY", BARCODE_MSI_PLESSEY, 47 },
+        { "", -1, 48 },
+        { "BARCODE_FIM", BARCODE_FIM, 49 },
+        { "BARCODE_LOGMARS", BARCODE_LOGMARS, 50 },
+        { "BARCODE_PHARMA", BARCODE_PHARMA, 51 },
+        { "BARCODE_PZN", BARCODE_PZN, 52 },
+        { "BARCODE_PHARMA_TWO", BARCODE_PHARMA_TWO, 53 },
+        { "BARCODE_CEPNET", BARCODE_CEPNET, 54 },
+        { "BARCODE_PDF417", BARCODE_PDF417, 55 },
+        { "BARCODE_PDF417COMP", BARCODE_PDF417COMP, 56 },
+        { "BARCODE_MAXICODE", BARCODE_MAXICODE, 57 },
+        { "BARCODE_QRCODE", BARCODE_QRCODE, 58 },
+        { "", -1, 59 },
+        { "BARCODE_CODE128AB", BARCODE_CODE128AB, 60 },
+        { "", -1, 61 },
+        { "", -1, 62 },
+        { "BARCODE_AUSPOST", BARCODE_AUSPOST, 63 },
+        { "", -1, 64 },
+        { "", -1, 65 },
+        { "BARCODE_AUSREPLY", BARCODE_AUSREPLY, 66 },
+        { "BARCODE_AUSROUTE", BARCODE_AUSROUTE, 67 },
+        { "BARCODE_AUSREDIRECT", BARCODE_AUSREDIRECT, 68 },
+        { "BARCODE_ISBNX", BARCODE_ISBNX, 69 },
+        { "BARCODE_RM4SCC", BARCODE_RM4SCC, 70 },
+        { "BARCODE_DATAMATRIX", BARCODE_DATAMATRIX, 71 },
+        { "BARCODE_EAN14", BARCODE_EAN14, 72 },
+        { "BARCODE_VIN", BARCODE_VIN, 73 },
+        { "BARCODE_CODABLOCKF", BARCODE_CODABLOCKF, 74 },
+        { "BARCODE_NVE18", BARCODE_NVE18, 75 },
+        { "BARCODE_JAPANPOST", BARCODE_JAPANPOST, 76 },
+        { "BARCODE_KOREAPOST", BARCODE_KOREAPOST, 77 },
+        { "", -1, 78 },
+        { "BARCODE_DBAR_STK", BARCODE_DBAR_STK, 79 },
+        { "BARCODE_DBAR_OMNSTK", BARCODE_DBAR_OMNSTK, 80 },
+        { "BARCODE_DBAR_EXPSTK", BARCODE_DBAR_EXPSTK, 81 },
+        { "BARCODE_PLANET", BARCODE_PLANET, 82 },
+        { "", -1, 83 },
+        { "BARCODE_MICROPDF417", BARCODE_MICROPDF417, 84 },
+        { "BARCODE_USPS_IMAIL", BARCODE_USPS_IMAIL, 85 },
+        { "BARCODE_PLESSEY", BARCODE_PLESSEY, 86 },
+        { "BARCODE_TELEPEN_NUM", BARCODE_TELEPEN_NUM, 87 },
+        { "", -1, 88 },
+        { "BARCODE_ITF14", BARCODE_ITF14, 89 },
+        { "BARCODE_KIX", BARCODE_KIX, 90 },
+        { "", -1, 91 },
+        { "BARCODE_AZTEC", BARCODE_AZTEC, 92 },
+        { "BARCODE_DAFT", BARCODE_DAFT, 93 },
+        { "", -1, 94 },
+        { "", -1, 95 },
+        { "BARCODE_DPD", BARCODE_DPD, 96 },
+        { "BARCODE_MICROQR", BARCODE_MICROQR, 97 },
+        { "BARCODE_HIBC_128", BARCODE_HIBC_128, 98 },
+        { "BARCODE_HIBC_39", BARCODE_HIBC_39, 99 },
+        { "", -1, 100 },
+        { "", -1, 101 },
+        { "BARCODE_HIBC_DM", BARCODE_HIBC_DM, 102 },
+        { "", -1, 103 },
+        { "BARCODE_HIBC_QR", BARCODE_HIBC_QR, 104 },
+        { "", -1, 105 },
+        { "BARCODE_HIBC_PDF", BARCODE_HIBC_PDF, 106 },
+        { "", -1, 107 },
+        { "BARCODE_HIBC_MICPDF", BARCODE_HIBC_MICPDF, 108 },
+        { "", -1, 109 },
+        { "BARCODE_HIBC_BLOCKF", BARCODE_HIBC_BLOCKF, 110 },
+        { "", -1, 111 },
+        { "BARCODE_HIBC_AZTEC", BARCODE_HIBC_AZTEC, 112 },
+        { "", -1, 113 },
+        { "", -1, 114 },
+        { "BARCODE_DOTCODE", BARCODE_DOTCODE, 115 },
+        { "BARCODE_HANXIN", BARCODE_HANXIN, 116 },
+        { "", -1, 117 },
+        { "", -1, 118 },
+        { "BARCODE_MAILMARK_2D", BARCODE_MAILMARK_2D, 119 },
+        { "BARCODE_UPU_S10", BARCODE_UPU_S10, 120 },
+        { "BARCODE_MAILMARK_4S", BARCODE_MAILMARK_4S, 121 },
+        { "", -1, 122 },
+        { "", -1, 123 },
+        { "", -1, 124 },
+        { "", -1, 125 },
+        { "", -1, 126 },
+        { "", -1, 127 },
+        { "BARCODE_AZRUNE", BARCODE_AZRUNE, 128 },
+        { "BARCODE_CODE32", BARCODE_CODE32, 129 },
+        { "BARCODE_EANX_CC", BARCODE_EANX_CC, 130 },
+        { "BARCODE_GS1_128_CC", BARCODE_GS1_128_CC, 131 },
+        { "BARCODE_DBAR_OMN_CC", BARCODE_DBAR_OMN_CC, 132 },
+        { "BARCODE_DBAR_LTD_CC", BARCODE_DBAR_LTD_CC, 133 },
+        { "BARCODE_DBAR_EXP_CC", BARCODE_DBAR_EXP_CC, 134 },
+        { "BARCODE_UPCA_CC", BARCODE_UPCA_CC, 135 },
+        { "BARCODE_UPCE_CC", BARCODE_UPCE_CC, 136 },
+        { "BARCODE_DBAR_STK_CC", BARCODE_DBAR_STK_CC, 137 },
+        { "BARCODE_DBAR_OMNSTK_CC", BARCODE_DBAR_OMNSTK_CC, 138 },
+        { "BARCODE_DBAR_EXPSTK_CC", BARCODE_DBAR_EXPSTK_CC, 139 },
+        { "BARCODE_CHANNEL", BARCODE_CHANNEL, 140 },
+        { "BARCODE_CODEONE", BARCODE_CODEONE, 141 },
+        { "BARCODE_GRIDMATRIX", BARCODE_GRIDMATRIX, 142 },
+        { "BARCODE_UPNQR", BARCODE_UPNQR, 143 },
+        { "BARCODE_ULTRA", BARCODE_ULTRA, 144 },
+        { "BARCODE_RMQR", BARCODE_RMQR, 145 },
+        { "BARCODE_BC412", BARCODE_BC412, 146 },
+        { "BARCODE_DXFILMEDGE", BARCODE_DXFILMEDGE, 147 },
+    };
+
+    name[0] = '\0';
+
+    if (!ZBarcode_ValidID(symbol_id)) {
+        return 1;
+    }
+    if (!(symbol_id >= 0 && symbol_id < ARRAY_SIZE(data) && data[symbol_id].name[0])) {
+        return -1; /* Shouldn't happen */
+    }
+
+    /* Self-check, shouldn't happen */
+    if (data[symbol_id].val != symbol_id || (data[symbol_id].define != -1 && data[symbol_id].define != symbol_id)) {
+        return -1;
+    }
+
+    strcpy(name, data[symbol_id].name);
+
+    return 0;
+}
+
+static void test_barcode_name(const testCtx *const p_ctx) {
+
+    int ret;
+    char name[32];
+    int symbol_id;
+
+    (void)p_ctx;
+
+    testStart("test_barcode_name");
+
+    for (symbol_id = -1; symbol_id < 160; symbol_id++) {
+        int prev_ret;
+        char prev_name[32];
+        ret = ZBarcode_BarcodeName(symbol_id, name);
+        if (ZBarcode_ValidID(symbol_id)) {
+            assert_equal(ret, 0, "ZBarcode_BarcodeName(%d) != 0\n", symbol_id);
+            assert_nonzero(*name != '\0', "ZBarcode_BarcodeName(%d) empty when ZBarcode_Valid() true\n", symbol_id);
+        } else {
+            assert_equal(ret, 1, "ZBarcode_BarcodeName(%d) != 1\n", symbol_id);
+            assert_zero(*name, "ZBarcode_BarcodeName(%d) non-empty when ZBarcode_Valid() false\n", symbol_id);
+        }
+        prev_ret = test_prev_ZBarcode_BarcodeName(symbol_id, prev_name);
+        assert_equal(ret, prev_ret, "ZBarcode_BarcodeName(%d) ret %d != prev_ret %d\n", symbol_id, ret, prev_ret);
+        assert_zero(strcmp(name, prev_name), "ZBarcode_BarcodeName(%d) strcmp(%s, %s) != 0\n", symbol_id, name, prev_name);
+    }
+
+    testFinish();
+}
+
+INTERNAL int error_tag_test(int error_number, struct zint_symbol *symbol, const int err_id, const char *error_string);
+
+static void test_error_tag(const testCtx *const p_ctx) {
+
+    struct item {
+        int debug_test;
+        int error_number;
+        int warn_level;
+        char *data;
+        int ret;
+        char *expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    struct item data[] = {
+        /*  0*/ { 0, ZINT_WARN_INVALID_OPTION, -1, "", ZINT_WARN_INVALID_OPTION, "Warning " },
+        /*  1*/ { 0, ZINT_WARN_INVALID_OPTION, WARN_FAIL_ALL, "", ZINT_ERROR_INVALID_OPTION, "Error " },
+        /*  2*/ { 0, ZINT_WARN_USES_ECI, -1, "", ZINT_WARN_USES_ECI, "Warning " },
+        /*  3*/ { 0, ZINT_WARN_USES_ECI, WARN_FAIL_ALL, "", ZINT_ERROR_USES_ECI, "Error " },
+        /*  4*/ { 0, ZINT_WARN_NONCOMPLIANT, -1, "", ZINT_WARN_NONCOMPLIANT, "Warning " },
+        /*  5*/ { 0, ZINT_WARN_NONCOMPLIANT, WARN_FAIL_ALL, "", ZINT_ERROR_NONCOMPLIANT, "Error " },
+        /*  6*/ { 0, ZINT_WARN_HRT_TRUNCATED, -1, "", ZINT_WARN_HRT_TRUNCATED, "Warning " },
+        /*  7*/ { 0, ZINT_WARN_HRT_TRUNCATED, WARN_FAIL_ALL, "", ZINT_ERROR_HRT_TRUNCATED, "Error " },
+        /*  8*/ { 0, ZINT_ERROR_TOO_LONG, WARN_DEFAULT, "", ZINT_ERROR_TOO_LONG, "Error " },
+        /*  9*/ { 0, ZINT_ERROR_TOO_LONG, WARN_FAIL_ALL, "", ZINT_ERROR_TOO_LONG, "Error " },
+        /* 10*/ { 0, ZINT_WARN_USES_ECI, -1, "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901", ZINT_WARN_USES_ECI, "Warning 1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901" },
+        /* 11*/ { 1, ZINT_WARN_USES_ECI, -1, "12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012", ZINT_WARN_USES_ECI, "Warning 1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901" },
+        /* 12*/ { 0, ZINT_WARN_USES_ECI, WARN_FAIL_ALL, "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123", ZINT_ERROR_USES_ECI, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 13*/ { 1, ZINT_WARN_USES_ECI, WARN_FAIL_ALL, "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789", ZINT_ERROR_USES_ECI, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 14*/ { 0, ZINT_ERROR_INVALID_DATA, -1, "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123", ZINT_ERROR_INVALID_DATA, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 15*/ { 1, ZINT_ERROR_INVALID_DATA, -1, "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789", ZINT_ERROR_INVALID_DATA, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 16*/ { 1, ZINT_ERROR_INVALID_DATA, WARN_FAIL_ALL, "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789", ZINT_ERROR_INVALID_DATA, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 17*/ { 1, ZINT_WARN_USES_ECI, -1, "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", ZINT_WARN_USES_ECI, "Warning 1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901" },
+        /* 18*/ { 1, ZINT_WARN_USES_ECI, WARN_FAIL_ALL, "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", ZINT_ERROR_USES_ECI, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+        /* 19*/ { 1, ZINT_ERROR_INVALID_DATA, -1, "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", ZINT_ERROR_INVALID_DATA, "Error 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, ret;
+
+    testStart("test_error_tag");
+
+    for (i = 0; i < data_size; i++) {
+        struct zint_symbol s_symbol = {0};
+        struct zint_symbol *symbol = &s_symbol;
+
+        if (testContinue(p_ctx, i)) continue;
+
+        if (data[i].debug_test) symbol->debug |= ZINT_DEBUG_TEST;
+        symbol->warn_level = data[i].warn_level;
+
+        ret = error_tag_test(data[i].error_number, symbol, -1, data[i].data);
+        assert_equal(ret, data[i].ret, "i:%d ret %d != %d\n", i, ret, data[i].ret);
+        assert_zero(strcmp(symbol->errtxt, data[i].expected), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, data[i].expected);
+
+        if ((int) strlen(data[i].data) < 100) {
+            strcpy(symbol->errtxt, data[i].data);
+            ret = error_tag_test(data[i].error_number, symbol, -1, NULL);
+            assert_equal(ret, data[i].ret, "i:%d ret %d != %d\n", i, ret, data[i].ret);
+            assert_zero(strcmp(symbol->errtxt, data[i].expected), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, data[i].expected);
+        }
+    }
+
+    testFinish();
+}
+
+INTERNAL void strip_bom_test(unsigned char *source, int *input_length);
+
+static void test_strip_bom(const testCtx *const p_ctx) {
+
+    int length, ret;
+    char data[] = "\357\273\277A"; /* U+FEFF BOM, with "A" */
+    char bom_only[] = "\357\273\277"; /* U+FEFF BOM only */
+    char buf[6];
+
+    (void)p_ctx;
+
+    testStart("test_strip_bom");
+
+    strcpy(buf, data);
+    length = (int) strlen(buf);
+    strip_bom_test(TU(buf), &length);
+    assert_equal(length, 1, "length %d != 1\n", length);
+    assert_zero(buf[1], "buf[1] %d != 0\n", buf[1]);
+
+    /* BOM not stripped if only data */
+
+    strcpy(buf, bom_only);
+    length = (int) strlen(buf);
+    strip_bom_test(TU(buf), &length);
+    assert_equal(length, 3, "BOM only length %d != 3\n", length);
+    ret = strcmp(buf, bom_only);
+    assert_zero(ret, "BOM only strcmp ret %d != 0\n", ret);
+
+    testFinish();
+}
+
+static void test_zero_outfile(const testCtx *const p_ctx) {
+
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char *data = "1234";
+
+    (void)p_ctx;
+
+    testStartSymbol("test_zero_outfile", &symbol);
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    assert_nonzero(symbol->outfile[0], "ZBarcode_Create() outfile zero\n");
+    symbol->outfile[0] = '\0';
+
+    ret = ZBarcode_Encode(symbol, TU(data), 0);
+    assert_zero(ret, "ZBarcode_Encode(%s) ret %d != 0 (%s)\n", data, ret, symbol->errtxt);
+    assert_zero(symbol->outfile[0], "ZBarcode_Encode() outfile non-zero\n");
+
+    ret = ZBarcode_Print(symbol, 0);
+    assert_equal(ret, ZINT_ERROR_INVALID_OPTION, "ZBarcode_Print() ret %d != ZINT_ERROR_INVALID_OPTION (%s)\n", ret, symbol->errtxt);
+    assert_zero(symbol->outfile[0], "ZBarcode_Print() outfile non-zero\n");
+
+    ret = ZBarcode_Buffer(symbol, 0);
+    assert_zero(ret, "ZBarcode_Buffer() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+    assert_zero(symbol->outfile[0], "ZBarcode_Buffer() outfile non-zero\n");
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+static void test_clear(const testCtx *const p_ctx) {
+
+    int ret;
+    struct zint_symbol *symbol = NULL;
+    char *data = "1234";
+
+    (void)p_ctx;
+
+    testStartSymbol("test_clear", &symbol);
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    symbol->symbology = BARCODE_MAXICODE;
+    symbol->whitespace_width = 5;
+    symbol->whitespace_height = 5;
+    symbol->border_width = 2;
+    symbol->output_options = BARCODE_BOX;
+    strcpy(symbol->fgcolour, "000000AA");
+    strcpy(symbol->bgcolour, "FFFFFFAA");
+
+    /* Raster */
+
+    ret = ZBarcode_Encode(symbol, TU(data), 0);
+    assert_zero(ret, "ZBarcode_Encode() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonzero(symbol->rows, "ZBarcode_Encode() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Encode() width 0\n");
+
+    ret = ZBarcode_Buffer(symbol, 0);
+    assert_zero(ret, "ZBarcode_Buffer() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonnull(symbol->bitmap, "ZBarcode_Buffer() bitmap NULL\n");
+    assert_nonnull(symbol->alphamap, "ZBarcode_Buffer() alphamap NULL\n");
+    assert_nonzero(symbol->bitmap_width, "ZBarcode_Buffer() bitmap_width 0\n");
+    assert_nonzero(symbol->bitmap_height, "ZBarcode_Buffer() bitmap_height 0\n");
+
+    assert_nonzero(symbol->rows, "ZBarcode_Buffer() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Buffer() width 0\n");
+    assert_null(symbol->vector, "ZBarcode_Buffer() vector != NULL\n");
+
+    ZBarcode_Clear(symbol);
+
+    assert_null(symbol->bitmap, "ZBarcode_Buffer() bitmap != NULL\n");
+    assert_null(symbol->alphamap, "ZBarcode_Buffer() alphamap != NULL\n");
+    assert_zero(symbol->bitmap_width, "ZBarcode_Buffer() bitmap_width %d != 0\n", symbol->bitmap_width);
+    assert_zero(symbol->bitmap_height, "ZBarcode_Buffer() bitmap_height %d != 0\n", symbol->bitmap_height);
+
+    assert_zero(symbol->rows, "ZBarcode_Buffer() rows %d != 0\n", symbol->rows);
+    assert_zero(symbol->width, "ZBarcode_Buffer() width %d != 0\n", symbol->width);
+    assert_null(symbol->vector, "ZBarcode_Buffer() vector != NULL\n");
+
+    /* Vector */
+
+    ret = ZBarcode_Encode(symbol, TU(data), 0);
+    assert_zero(ret, "ZBarcode_Encode() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonzero(symbol->rows, "ZBarcode_Encode() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Encode() width 0\n");
+
+    ret = ZBarcode_Buffer_Vector(symbol, 0);
+    assert_zero(ret, "ZBarcode_Buffer_Vector() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonnull(symbol->vector, "ZBarcode_Buffer_Vector() vector NULL\n");
+    assert_nonnull(symbol->vector->rectangles, "ZBarcode_Buffer_Vector() vector->rectangles NULL\n");
+    assert_nonnull(symbol->vector->hexagons, "ZBarcode_Buffer_Vector() vector->hexagons NULL\n");
+    assert_null(symbol->vector->strings, "ZBarcode_Buffer_Vector() vector->strings != NULL\n"); /* MAXICODE no text */
+    assert_nonnull(symbol->vector->circles, "ZBarcode_Buffer_Vector() vector->circles NULL\n");
+
+    assert_nonzero(symbol->rows, "ZBarcode_Buffer_Vector() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Buffer_Vector() width 0\n");
+    assert_null(symbol->bitmap, "ZBarcode_Buffer_Vector() bitmap != NULL\n");
+    assert_null(symbol->alphamap, "ZBarcode_Buffer_Vector() alphamap != NULL\n");
+
+    ZBarcode_Clear(symbol);
+
+    assert_null(symbol->vector, "ZBarcode_Buffer_Vector() vector != NULL\n");
+
+    assert_zero(symbol->rows, "ZBarcode_Buffer_Vector() rows %d != 0\n", symbol->rows);
+    assert_zero(symbol->width, "ZBarcode_Buffer_Vector() width %d != 0\n", symbol->width);
+    assert_null(symbol->bitmap, "ZBarcode_Buffer_Vector() bitmap != NULL\n");
+    assert_null(symbol->alphamap, "ZBarcode_Buffer_Vector() alphamap != NULL\n");
+    assert_zero(symbol->bitmap_width, "ZBarcode_Buffer_Vector() bitmap_width %d != 0\n", symbol->bitmap_width);
+    assert_zero(symbol->bitmap_height, "ZBarcode_Buffer_Vector() bitmap_height %d != 0\n", symbol->bitmap_height);
+
+    ZBarcode_Delete(symbol);
+
+    testFinish();
+}
+
+/* Helper to set various `zint_symbol` fields */
+static void set_symbol_fields(struct zint_symbol *symbol) {
+    symbol->symbology = BARCODE_MAXICODE;
+    symbol->height = 2.3f;
+    symbol->scale = 1.1f;
+    symbol->whitespace_width = 5;
+    symbol->whitespace_height = 5;
+    symbol->border_width = 2;
+    symbol->output_options = BARCODE_BOX;
+    strcpy(symbol->fgcolour, "000000AA");
+    strcpy(symbol->bgcolour, "FFFFFFAA");
+    strcpy(symbol->outfile, "gosh.png");
+    strcpy(symbol->primary, "1234567");
+    symbol->option_1 = 2;
+    symbol->option_2 = 3;
+    symbol->option_3 = 4;
+    symbol->show_hrt = 0;
+    symbol->input_mode = UNICODE_MODE | ESCAPE_MODE;
+    symbol->eci = 3;
+    symbol->dpmm = 24.0f;
+    symbol->dot_size = 1.6f;
+    symbol->text_gap = 0.5f;
+    symbol->guard_descent = 4.5f;
+    symbol->structapp.index = 1;
+    symbol->structapp.count = 2;
+    /*strcpy(symbol->structapp.id, "ID1");*/ /* Not available for MAXICODE */
+    symbol->warn_level = WARN_FAIL_ALL;
+}
+
+static void test_reset(const testCtx *const p_ctx) {
+
+    int ret;
+    struct zint_symbol *symbol;
+    struct zint_symbol *symbol_def;
+    char *data = "1234";
+
+    (void)p_ctx;
+
+    testStart("test_reset");
+
+    symbol_def = ZBarcode_Create();
+    assert_nonnull(symbol_def, "Default symbol not created\n");
+
+    symbol = ZBarcode_Create();
+    assert_nonnull(symbol, "Symbol not created\n");
+
+    set_symbol_fields(symbol);
+
+    /* Raster */
+
+    ret = ZBarcode_Encode(symbol, TU(data), 0);
+    assert_zero(ret, "ZBarcode_Encode() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonzero(symbol->rows, "ZBarcode_Encode() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Encode() width 0\n");
+
+    ret = ZBarcode_Buffer(symbol, 0);
+    assert_zero(ret, "ZBarcode_Buffer() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonnull(symbol->bitmap, "ZBarcode_Buffer() bitmap NULL\n");
+    assert_nonnull(symbol->alphamap, "ZBarcode_Buffer() alphamap NULL\n");
+    assert_nonzero(symbol->bitmap_width, "ZBarcode_Buffer() bitmap_width 0\n");
+    assert_nonzero(symbol->bitmap_height, "ZBarcode_Buffer() bitmap_height 0\n");
+
+    assert_nonzero(symbol->rows, "ZBarcode_Buffer() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Buffer() width 0\n");
+    assert_null(symbol->vector, "ZBarcode_Buffer() vector != NULL\n");
+
+    ZBarcode_Reset(symbol);
+
+    assert_nonzero(symbol->symbology == symbol_def->symbology, "ZBarcodeBuffer symbology != symbol_def\n");
+    assert_nonzero(symbol->height == symbol_def->height, "ZBarcodeBuffer height != symbol_def\n");
+    assert_nonzero(symbol->scale == symbol_def->scale, "ZBarcodeBuffer scale != symbol_def\n");
+    assert_nonzero(symbol->whitespace_width == symbol_def->whitespace_width, "ZBarcodeBuffer whitespace_width != symbol_def\n");
+    assert_nonzero(symbol->whitespace_height == symbol_def->whitespace_height, "ZBarcodeBuffer whitespace_height != symbol_def\n");
+    assert_nonzero(symbol->border_width == symbol_def->border_width, "ZBarcodeBuffer border_width != symbol_def\n");
+    assert_nonzero(symbol->output_options == symbol_def->output_options, "ZBarcodeBuffer output_options != symbol_def\n");
+    assert_zero(strcmp(symbol->fgcolour, symbol_def->fgcolour), "ZBarcodeBuffer fgcolour != symbol_def\n");
+    assert_zero(strcmp(symbol->bgcolour, symbol_def->bgcolour), "ZBarcodeBuffer bgcolour != symbol_def\n");
+    assert_zero(strcmp(symbol->fgcolor, symbol_def->fgcolor), "ZBarcodeBuffer fgcolor != symbol_def\n");
+    assert_zero(strcmp(symbol->bgcolor, symbol_def->bgcolor), "ZBarcodeBuffer bgcolor != symbol_def\n");
+    assert_zero(strcmp(symbol->outfile, symbol_def->outfile), "ZBarcodeBuffer outfile != symbol_def\n");
+    assert_zero(strcmp(symbol->primary, symbol_def->primary), "ZBarcodeBuffer primary != symbol_def\n");
+    assert_nonzero(symbol->option_1 == symbol_def->option_1, "ZBarcodeBuffer option_1 != symbol_def\n");
+    assert_nonzero(symbol->option_2 == symbol_def->option_2, "ZBarcodeBuffer option_2 != symbol_def\n");
+    assert_nonzero(symbol->option_3 == symbol_def->option_3, "ZBarcodeBuffer option_3 != symbol_def\n");
+    assert_nonzero(symbol->show_hrt == symbol_def->show_hrt, "ZBarcodeBuffer show_hrt != symbol_def\n");
+    assert_nonzero(symbol->input_mode == symbol_def->input_mode, "ZBarcodeBuffer input_mode != symbol_def\n");
+    assert_nonzero(symbol->eci == symbol_def->eci, "ZBarcodeBuffer eci != symbol_def\n");
+    assert_nonzero(symbol->dpmm == symbol_def->dpmm, "ZBarcodeBuffer dpmm != symbol_def\n");
+    assert_nonzero(symbol->dot_size == symbol_def->dot_size, "ZBarcodeBuffer dot_size != symbol_def\n");
+    assert_nonzero(symbol->text_gap == symbol_def->text_gap, "ZBarcodeBuffer text_gap != symbol_def\n");
+    assert_nonzero(symbol->guard_descent == symbol_def->guard_descent, "ZBarcodeBuffer guard_descent != symbol_def\n");
+    assert_nonzero(symbol->structapp.index == symbol_def->structapp.index, "ZBarcodeBuffer structapp.index != symbol_def\n");
+    assert_nonzero(symbol->structapp.count == symbol_def->structapp.count, "ZBarcodeBuffer structapp.count != symbol_def\n");
+    assert_nonzero(symbol->warn_level == symbol_def->warn_level, "ZBarcodeBuffer warn_level != symbol_def\n");
+
+    /* Vector */
+
+    set_symbol_fields(symbol);
+
+    ret = ZBarcode_Encode(symbol, TU(data), 0);
+    assert_zero(ret, "ZBarcode_Encode() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonzero(symbol->rows, "ZBarcode_Encode() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Encode() width 0\n");
+
+    ret = ZBarcode_Buffer_Vector(symbol, 0);
+    assert_zero(ret, "ZBarcode_Buffer_Vector() ret %d != 0 (%s)\n", ret, symbol->errtxt);
+
+    assert_nonnull(symbol->vector, "ZBarcode_Buffer_Vector() vector NULL\n");
+    assert_nonnull(symbol->vector->rectangles, "ZBarcode_Buffer_Vector() vector->rectangles NULL\n");
+    assert_nonnull(symbol->vector->hexagons, "ZBarcode_Buffer_Vector() vector->hexagons NULL\n");
+    assert_null(symbol->vector->strings, "ZBarcode_Buffer_Vector() vector->strings != NULL\n"); /* MAXICODE no text */
+    assert_nonnull(symbol->vector->circles, "ZBarcode_Buffer_Vector() vector->circles NULL\n");
+
+    assert_nonzero(symbol->rows, "ZBarcode_Buffer_Vector() rows 0\n");
+    assert_nonzero(symbol->width, "ZBarcode_Buffer_Vector() width 0\n");
+    assert_null(symbol->bitmap, "ZBarcode_Buffer_Vector() bitmap != NULL\n");
+    assert_null(symbol->alphamap, "ZBarcode_Buffer_Vector() alphamap != NULL\n");
+
+    ZBarcode_Reset(symbol);
+
+    assert_nonzero(symbol->symbology == symbol_def->symbology, "ZBarcodeBuffer symbology != symbol_def\n");
+    assert_nonzero(symbol->height == symbol_def->height, "ZBarcodeBuffer height != symbol_def\n");
+    assert_nonzero(symbol->scale == symbol_def->scale, "ZBarcodeBuffer scale != symbol_def\n");
+    assert_nonzero(symbol->whitespace_width == symbol_def->whitespace_width, "ZBarcodeBuffer whitespace_width != symbol_def\n");
+    assert_nonzero(symbol->whitespace_height == symbol_def->whitespace_height, "ZBarcodeBuffer whitespace_height != symbol_def\n");
+    assert_nonzero(symbol->border_width == symbol_def->border_width, "ZBarcodeBuffer border_width != symbol_def\n");
+    assert_nonzero(symbol->output_options == symbol_def->output_options, "ZBarcodeBuffer output_options != symbol_def\n");
+    assert_zero(strcmp(symbol->fgcolour, symbol_def->fgcolour), "ZBarcodeBuffer fgcolour != symbol_def\n");
+    assert_zero(strcmp(symbol->bgcolour, symbol_def->bgcolour), "ZBarcodeBuffer bgcolour != symbol_def\n");
+    assert_zero(strcmp(symbol->fgcolor, symbol_def->fgcolor), "ZBarcodeBuffer fgcolor != symbol_def\n");
+    assert_zero(strcmp(symbol->bgcolor, symbol_def->bgcolor), "ZBarcodeBuffer bgcolor != symbol_def\n");
+    assert_zero(strcmp(symbol->outfile, symbol_def->outfile), "ZBarcodeBuffer outfile != symbol_def\n");
+    assert_zero(strcmp(symbol->primary, symbol_def->primary), "ZBarcodeBuffer primary != symbol_def\n");
+    assert_nonzero(symbol->option_1 == symbol_def->option_1, "ZBarcodeBuffer option_1 != symbol_def\n");
+    assert_nonzero(symbol->option_2 == symbol_def->option_2, "ZBarcodeBuffer option_2 != symbol_def\n");
+    assert_nonzero(symbol->option_3 == symbol_def->option_3, "ZBarcodeBuffer option_3 != symbol_def\n");
+    assert_nonzero(symbol->show_hrt == symbol_def->show_hrt, "ZBarcodeBuffer show_hrt != symbol_def\n");
+    assert_nonzero(symbol->input_mode == symbol_def->input_mode, "ZBarcodeBuffer input_mode != symbol_def\n");
+    assert_nonzero(symbol->eci == symbol_def->eci, "ZBarcodeBuffer eci != symbol_def\n");
+    assert_nonzero(symbol->dpmm == symbol_def->dpmm, "ZBarcodeBuffer dpmm != symbol_def\n");
+    assert_nonzero(symbol->dot_size == symbol_def->dot_size, "ZBarcodeBuffer dot_size != symbol_def\n");
+    assert_nonzero(symbol->text_gap == symbol_def->text_gap, "ZBarcodeBuffer text_gap != symbol_def\n");
+    assert_nonzero(symbol->guard_descent == symbol_def->guard_descent, "ZBarcodeBuffer guard_descent != symbol_def\n");
+    assert_nonzero(symbol->structapp.index == symbol_def->structapp.index, "ZBarcodeBuffer structapp.index != symbol_def\n");
+    assert_nonzero(symbol->structapp.count == symbol_def->structapp.count, "ZBarcodeBuffer structapp.count != symbol_def\n");
+    assert_nonzero(symbol->warn_level == symbol_def->warn_level, "ZBarcodeBuffer warn_level != symbol_def\n");
+
+    ZBarcode_Delete(symbol);
+    ZBarcode_Delete(symbol_def);
+
+    testFinish();
+}
+
+static void test_scale_from_xdimdp(const testCtx *const p_ctx) {
+
+    struct item {
+        int symbology;
+        float x_dim;
+        float dpmm;
+        int dpi;
+        char *filetype;
+        float expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_EANX, 0.33f, 2, 50, "gif", 0.5f },
+        /*  1*/ { BARCODE_EANX, 0.33f, 2, 50, "emf", 0.33000001f },
+        /*  2*/ { BARCODE_EANX, 0.33f, 2, 50, "svg", 0.33000001f },
+        /*  3*/ { BARCODE_EANX, 0.33f, 3, 76, "gif", 0.5f },
+        /*  4*/ { BARCODE_EANX, 0.33f, 3, 76, "svg", 0.495f },
+        /*  5*/ { BARCODE_EANX, 0.33f, 4, 100, "gif", 0.5f },
+        /*  6*/ { BARCODE_EANX, 0.33f, 4, 100, "svg", 0.66000003f },
+        /*  7*/ { BARCODE_EANX, 0.33f, 6, 150, "gif", 1 },
+        /*  8*/ { BARCODE_EANX, 0.33f, 6, 150, "svg", 0.99f },
+        /*  9*/ { BARCODE_EANX, 0.33f, 8, 200, "gif", 1.5f },
+        /* 10*/ { BARCODE_EANX, 0.33f, 8, 200, "svg", 1.32f },
+        /* 11*/ { BARCODE_EANX, 0.33f, 12, 300, "gif", 2 },
+        /* 12*/ { BARCODE_EANX, 0.33f, 12, 300, "svg", 1.98f },
+        /* 13*/ { BARCODE_EANX, 0.33f, 16, 400, "gif", 2.5f }, /* NOTE: scale previously documented as 3.0f */
+        /* 14*/ { BARCODE_EANX, 0.33f, 16, 400, "svg", 2.64f },
+        /* 15*/ { BARCODE_EANX, 0.33f, 24, 600, "gif", 4 },
+        /* 16*/ { BARCODE_EANX, 0.33f, 24, 600, "svg", 3.96f },
+        /* 17*/ { BARCODE_EANX, 0.33f, 47, 1200, "gif", 8 },
+        /* 18*/ { BARCODE_EANX, 0.33f, 47, 1200, "emf", 7.755f },
+        /* 19*/ { BARCODE_EANX, 0.33f, 47, 1200, "svg", 7.755f },
+        /* 20*/ { BARCODE_EANX, 0.33f, 94, 2400, "gif", 15.5f }, /* NOTE dpmm previously documented as 95 */
+        /* 21*/ { BARCODE_EANX, 0.33f, 94, 2400, "svg", 15.51f },
+        /* 22*/ { BARCODE_EANX, 0.33f, 189, 4800, "gif", 31 },
+        /* 23*/ { BARCODE_EANX, 0.33f, 189, 4800, "svg", 31.185001f },
+        /* 24*/ { BARCODE_EANX, 0.33f, 378, 9600, "gif", 62.5f },
+        /* 25*/ { BARCODE_EANX, 0.33f, 378, 9600, "svg", 62.370003f },
+        /* 26*/ { BARCODE_MAXICODE, 0.88f, 4, 100, "gif", 0.352f },
+        /* 27*/ { BARCODE_MAXICODE, 0.88f, 4, 100, "emf", 0.1f }, /* NOTE scale rounded up to min 0.1 so doesn't round trip */
+        /* 28*/ { BARCODE_MAXICODE, 0.88f, 4, 100, "svg", 1.76f },
+        /* 29*/ { BARCODE_MAXICODE, 0.88f, 6, 150, "gif", 0.528f }, /* NOTE scale previously documented as 0.5f */
+        /* 30*/ { BARCODE_MAXICODE, 0.88f, 6, 150, "emf", 0.132f },
+        /* 31*/ { BARCODE_MAXICODE, 0.88f, 6, 150, "svg", 2.6399999 },
+        /* 32*/ { BARCODE_MAXICODE, 0.88f, 8, 200, "gif", 0.704f }, /* NOTE scale previously documented as 0.7f */
+        /* 33*/ { BARCODE_MAXICODE, 0.88f, 8, 200, "emf", 0.176f },
+        /* 34*/ { BARCODE_MAXICODE, 0.88f, 8, 200, "svg", 3.52f },
+        /* 35*/ { BARCODE_MAXICODE, 0.88f, 12, 300, "gif", 1.056f }, /* NOTE scale previously documented as 1.0f */
+        /* 36*/ { BARCODE_MAXICODE, 0.88f, 12, 300, "emf", 0.264f },
+        /* 37*/ { BARCODE_MAXICODE, 0.88f, 12, 300, "svg", 5.2799997f },
+        /* 38*/ { BARCODE_MAXICODE, 0.88f, 16, 400, "gif", 1.408f }, /* NOTE scale previously documented as 1.4f */
+        /* 39*/ { BARCODE_MAXICODE, 0.88f, 16, 400, "emf", 0.352f },
+        /* 40*/ { BARCODE_MAXICODE, 0.88f, 16, 400, "gif", 1.408f },
+        /* 41*/ { BARCODE_MAXICODE, 0.88f, 24, 600, "gif", 2.112f }, /* NOTE scale previously documented as 2.1f */
+        /* 42*/ { BARCODE_MAXICODE, 0.88f, 24, 600, "emf", 0.528f },
+        /* 43*/ { BARCODE_MAXICODE, 0.88f, 24, 600, "svg", 10.559999f },
+        /* 44*/ { BARCODE_MAXICODE, 0.88f, 47, 1200, "gif", 4.136f }, /* NOTE scale previously documented as 4.1f */
+        /* 45*/ { BARCODE_MAXICODE, 0.88f, 47, 1200, "emf", 1.034f },
+        /* 46*/ { BARCODE_MAXICODE, 0.88f, 47, 1200, "svg", 20.68f },
+        /* 47*/ { BARCODE_MAXICODE, 0.88f, 94, 2400, "gif", 8.272f }, /* NOTE dpmm previously documented as 95, scale as 8.2f */
+        /* 48*/ { BARCODE_MAXICODE, 0.88f, 94, 2400, "emf", 2.0680001f },
+        /* 49*/ { BARCODE_MAXICODE, 0.88f, 94, 2400, "svg", 41.360001f },
+        /* 50*/ { BARCODE_MAXICODE, 0.88f, 189, 4800, "gif", 16.632f }, /* NOTE scale previously documented as 16.4f */
+        /* 51*/ { BARCODE_MAXICODE, 0.88f, 189, 4800, "emf", 4.158f },
+        /* 52*/ { BARCODE_MAXICODE, 0.88f, 189, 4800, "svg", 83.159996f },
+        /* 53*/ { BARCODE_MAXICODE, 0.88f, 378, 9600, "gif", 33.264f },
+        /* 54*/ { BARCODE_MAXICODE, 0.88f, 378, 9600, "emf", 8.316f },
+        /* 55*/ { BARCODE_MAXICODE, 0.88f, 378, 9600, "svg", 166.31999f },
+        /* 56*/ { BARCODE_PDF417, 0.27f, 2, 50, "gif", 0.5f },
+        /* 57*/ { BARCODE_PDF417, 0.27f, 2, 50, "svg", 0.27000001f },
+        /* 58*/ { BARCODE_PDF417, 0.27f, 6, 150, "gif", 1 },
+        /* 59*/ { BARCODE_PDF417, 0.27f, 6, 150, "svg", 0.81000006f },
+        /* 60*/ { BARCODE_PDF417, 0.27f, 12, 300, "gif", 1.5 },
+        /* 61*/ { BARCODE_PDF417, 0.27f, 12, 300, "svg", 1.6200001f },
+        /* 62*/ { BARCODE_PDF417, 0.27f, 24, 600, "gif", 3 },
+        /* 63*/ { BARCODE_PDF417, 0.27f, 24, 600, "emf", 3.2400002f },
+        /* 64*/ { BARCODE_PDF417, 0.27f, 24, 600, "svg", 3.2400002f },
+        /* 65*/ { BARCODE_PHARMA_TWO, 1, 2, 50, "gif", 1 },
+        /* 66*/ { BARCODE_PHARMA_TWO, 1, 2, 50, "svg", 1 },
+        /* 67*/ { BARCODE_PHARMA_TWO, 1, 6, 150, "gif", 3 },
+        /* 68*/ { BARCODE_PHARMA_TWO, 1, 6, 150, "svg", 3 },
+        /* 69*/ { BARCODE_PHARMA_TWO, 1, 8, 200, "gif", 4 },
+        /* 70*/ { BARCODE_PHARMA_TWO, 1, 8, 200, "svg", 4 },
+        /* 71*/ { BARCODE_PHARMA_TWO, 1, 189, 4800, "gif", 94.5f },
+        /* 72*/ { BARCODE_PHARMA_TWO, 1, 189, 4800, "svg", 94.5f },
+        /* 73*/ { BARCODE_PHARMA_TWO, 1, 378, 9600, "gif", 189 },
+        /* 74*/ { BARCODE_PHARMA_TWO, 1, 378, 9600, "svg", 189 },
+        /* 75*/ { BARCODE_PHARMA_TWO, 1, 401, 10200, "gif", 200 }, /* NOTE scale capped to 200 so doesn't round trip */
+        /* 76*/ { BARCODE_PHARMA_TWO, 1, 401, 10200, "svg", 200 },
+        /* 77*/ { BARCODE_CODE128, 0.5, 12, 300, "gif", 3 },
+        /* 78*/ { BARCODE_CODE128, 0, 12, -1, "gif", 0 }, /* x_dim zero */
+        /* 79*/ { BARCODE_CODE128, 200.1f, 12, -1, "gif", 0 }, /* x_dim > 200 */
+        /* 80*/ { BARCODE_CODE128, 0.5f, -0.1f, -1, "gif", 0 }, /* dpmm neg */
+        /* 81*/ { BARCODE_CODE128, 0.5f, 1000.1, -1, "gif", 0 }, /* dpmm > 1000 */
+        /* 82*/ { BARCODE_CODE128, 0.5f, 300, -1, "abcd", 0 }, /* filetype unknown */
+        /* 83*/ { BARCODE_QRCODE, 10, 31, 800, "gif", 155 },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i;
+    float ret;
+    float x_dim_from_scale;
+    float dpmm_from_dpi;
+
+    testStart("test_scale_from_xdimdp");
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        ret = ZBarcode_Scale_From_XdimDp(data[i].symbology, data[i].x_dim, data[i].dpmm, data[i].filetype);
+        assert_equal(ret, data[i].expected, "i:%d ZBarcode_Scale_From_XdimDp(%s, %g, %g, %s) %.8g != %.8g\n",
+            i, testUtilBarcodeName(data[i].symbology), data[i].dpmm, data[i].x_dim, data[i].filetype, ret, data[i].expected);
+
+        if (ret) {
+            dpmm_from_dpi = stripf(roundf(data[i].dpi / 25.4f));
+            ret = ZBarcode_Scale_From_XdimDp(data[i].symbology, data[i].x_dim, dpmm_from_dpi, data[i].filetype);
+            assert_equal(ret, data[i].expected, "i:%d ZBarcode_Scale_From_XdimDp(%s, %g (dpi %d), %g, %s) %.8g != %.8g\n",
+                i, testUtilBarcodeName(data[i].symbology), dpmm_from_dpi, data[i].dpi, data[i].x_dim, data[i].filetype, ret, data[i].expected);
+
+            if (data[i].expected > 0.1f && data[i].expected < 200.0f /* Can't round trip scales <= 0.1 or >= 200.0 */
+                    && (data[i].symbology == BARCODE_MAXICODE || strcmp(data[i].filetype, "gif") != 0)) { /* Non-MAXICODE raster rounds to half-increments */
+                x_dim_from_scale = ZBarcode_XdimDp_From_Scale(data[i].symbology, ret, data[i].dpmm, data[i].filetype);
+                x_dim_from_scale = stripf(stripf(roundf(x_dim_from_scale * 100.0f)) / 100.0f);
+                assert_equal(x_dim_from_scale, data[i].x_dim, "i:%d ZBarcode_XdimDp_From_Scale(%s, %g, %g, %s) %.8g != x_dim %.8g\n",
+                    i, testUtilBarcodeName(data[i].symbology), ret, data[i].x_dim, data[i].filetype, x_dim_from_scale, data[i].x_dim);
+            }
+        }
+    }
+
+    testFinish();
+}
+
+static void test_xdimdp_from_scale(const testCtx *const p_ctx) {
+
+    struct item {
+        int symbology;
+        float scale;
+        float dpmm; /* Note testing "normal" case that want X-dim, not dpmm */
+        int dpi;
+        char *filetype;
+        float expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { BARCODE_EANX, 1, 6, 150, "gif", 0.33333334f },
+        /*  1*/ { BARCODE_EANX, 1.32f, 8, 200, "gif", 0.33000001f },
+        /*  2*/ { BARCODE_EANX, 1.5f, 8, 200, "gif", 0.375f },
+        /*  3*/ { BARCODE_EANX, 1.98f, 12, 300, "gif", 0.33f },
+        /*  4*/ { BARCODE_EANX, 2, 12, 300, "gif", 0.33333334f },
+        /*  5*/ { BARCODE_EANX, 2, 12, 300, "svg", 0.33333334f },
+        /*  6*/ { BARCODE_EANX, 2.64f, 16, 400, "gif", 0.33f },
+        /*  7*/ { BARCODE_EANX, 2.5f, 16, 400, "gif", 0.3125f },
+        /*  8*/ { BARCODE_EANX, 3.96f, 24, 600, "gif", 0.33f },
+        /*  9*/ { BARCODE_EANX, 3.96f, 24, 600, "svg", 0.33f },
+        /* 10*/ { BARCODE_EANX, 4, 24, 600, "gif", 0.33333334f },
+        /* 11*/ { BARCODE_EANX, 7.755f, 47, 1200, "gif", 0.33f },
+        /* 12*/ { BARCODE_EANX, 8, 47, 1200, "gif", 0.34042552f },
+        /* 13*/ { BARCODE_EANX, 15.51f, 94, 2400, "gif", 0.33f },
+        /* 14*/ { BARCODE_EANX, 15.5f, 94, 2400, "gif", 0.32978722f },
+        /* 15*/ { BARCODE_EANX, 31.185001f, 189, 4800, "gif", 0.33f },
+        /* 16*/ { BARCODE_EANX, 31, 189, 4800, "gif", 0.32804233f },
+        /* 17*/ { BARCODE_MAXICODE, 1, 12, 300, "gif", 0.83333331f },
+        /* 18*/ { BARCODE_MAXICODE, 0.264f, 12, 300, "emf", 0.87999994f },
+        /* 19*/ { BARCODE_MAXICODE, 5.2799997f, 12, 300, "svg", 0.87999994f },
+        /* 20*/ { BARCODE_MAXICODE, 2, 24, 600, "gif", 0.83333331f },
+        /* 21*/ { BARCODE_MAXICODE, 0.528f, 24, 600, "emf", 0.87999994f },
+        /* 22*/ { BARCODE_MAXICODE, 10.559999f, 24, 600, "svg", 0.87999994f },
+        /* 23*/ { BARCODE_CODE128, 0, 12, -1, "gif", 0 }, /* scale zero */
+        /* 24*/ { BARCODE_CODE128, 200.01f, 12, -1, "gif", 0 }, /* scale > 200 */
+        /* 25*/ { BARCODE_CODE128, 0.5f, 0, -1, "gif", 0 }, /* xdim_mm_or_dpmm zero */
+        /* 26*/ { BARCODE_CODE128, 0.5f, 1000.1f, -1, "gif", 0 }, /* xdim_mm_or_dpmm > 1000 */
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i;
+    float ret;
+    float dpmm_from_dpi;
+
+    testStart("test_xdimdp_from_scale");
+
+    for (i = 0; i < data_size; i++) {
+
+        if (testContinue(p_ctx, i)) continue;
+
+        ret = ZBarcode_XdimDp_From_Scale(data[i].symbology, data[i].scale, data[i].dpmm, data[i].filetype);
+        assert_equal(ret, data[i].expected, "i:%d ZBarcode_XdimDp_From_Scale(%s, %g, %g, %s) %.8g != %.8g\n",
+            i, testUtilBarcodeName(data[i].symbology), data[i].dpmm, data[i].scale, data[i].filetype, ret, data[i].expected);
+
+        if (ret) {
+            dpmm_from_dpi = stripf(roundf(data[i].dpi / 25.4f));
+            ret = ZBarcode_XdimDp_From_Scale(data[i].symbology, data[i].scale, dpmm_from_dpi, data[i].filetype);
+            assert_equal(ret, data[i].expected, "i:%d ZBarcode_XdimDp_From_Scale(%s, %g (dpi %d), %g, %s) %.8g != %.8g\n",
+                i, testUtilBarcodeName(data[i].symbology), dpmm_from_dpi, data[i].dpi, data[i].scale, data[i].filetype, ret, data[i].expected);
+        }
+    }
+
+    testFinish();
+}
+
+int main(int argc, char *argv[]) {
+
+    testFunction funcs[] = { /* name, func */
+        { "test_checks", test_checks },
+        { "test_checks_segs", test_checks_segs },
+        { "test_input_data", test_input_data },
+        { "test_symbologies", test_symbologies },
+        { "test_input_mode", test_input_mode },
+        { "test_escape_char_process", test_escape_char_process },
+        { "test_escape_char_process_test", test_escape_char_process_test },
+        { "test_cap", test_cap },
+        { "test_cap_compliant_height", test_cap_compliant_height },
+        { "test_encode_file_empty", test_encode_file_empty },
+        { "test_encode_file_too_large", test_encode_file_too_large },
+        { "test_encode_file_unreadable", test_encode_file_unreadable },
+        { "test_encode_file_directory", test_encode_file_directory },
+        { "test_encode_file", test_encode_file },
+        { "test_encode_print_outfile_directory", test_encode_print_outfile_directory },
+        { "test_bad_args", test_bad_args },
+        { "test_valid_id", test_valid_id },
+        { "test_barcode_name", test_barcode_name },
+        { "test_error_tag", test_error_tag },
+        { "test_strip_bom", test_strip_bom },
+        { "test_zero_outfile", test_zero_outfile },
+        { "test_clear", test_clear },
+        { "test_reset", test_reset },
+        { "test_scale_from_xdimdp", test_scale_from_xdimdp },
+        { "test_xdimdp_from_scale", test_xdimdp_from_scale },
+    };
+
+    testRun(argc, argv, funcs, ARRAY_SIZE(funcs));
+
+    testReport();
+
+    return 0;
+}
+
+/* vim: set ts=4 sw=4 et : */