--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/zint/backend/tests/test_imail.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,367 @@
+/*
+    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 */
+/*
+ * Intelligent Mail barcode Encoder Test Case Reference Set (csv file)
+ * Copyright (C) 2009 U.S. Postal Service
+ */
+
+#include "testcommon.h"
+
+#include <time.h>
+
+#define TEST_PERF_TIME(arg)     (((arg) * 1000.0) / CLOCKS_PER_SEC)
+
+#define TEST_CSV_PERF_ITERATIONS    100
+
+#if 0
+#define TEST_IMAIL_CSV_MAX 300
+#endif
+
+static void test_csv(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    char csvfile[1024];
+    FILE *fd;
+    char buffer[1024];
+    char id[10];
+    char tracking_code[50];
+    char routing_code[50];
+    char data[102];
+    char expected_daft[70];
+    char return_code[10];
+    char actual_daft[70];
+
+    int ret;
+    int lc = 0;
+
+    int j;
+    clock_t start;
+    clock_t total = 0;
+    int test_performance = debug & ZINT_DEBUG_TEST_PERFORMANCE; /* -d 256 */
+    int perf_iterations = test_performance ? TEST_CSV_PERF_ITERATIONS : 1;
+
+    struct zint_symbol *symbol = NULL;
+
+    testStartSymbol("test_csv", &symbol);
+
+    if (test_performance) {
+        printf("test_csv perf iterations: %d\n", perf_iterations);
+    }
+
+    assert_nonzero(testUtilDataPath(csvfile, sizeof(csvfile),
+        "/backend/tests/data/imail/usps/", "uspsIMbEncoderTestCases.csv"), "testUtilDataPath == 0\n");
+
+    for (j = 0; j < perf_iterations; j++) {
+        fd = testUtilOpen(csvfile, "r");
+        assert_nonnull(fd, "testUtilOpen(%s) == NULL", csvfile);
+
+        while (fgets(buffer, sizeof(buffer), fd) != NULL) {
+            const char *b;
+
+            lc++;
+
+            if (testContinue(p_ctx, lc - 1)) continue;
+
+            #ifdef TEST_IMAIL_CSV_MAX
+            if (lc > TEST_IMAIL_CSV_MAX && p_ctx->index == -1) {
+                break;
+            }
+            #endif
+
+            id[0] = tracking_code[0] = routing_code[0] = expected_daft[0] = return_code[0] = '\0';
+
+            b = testUtilReadCSVField(buffer, id, sizeof(id));
+            assert_nonnull(b, "lc:%d id b == NULL", lc);
+            assert_equal(*b, ',', "lc:%d id *b %c != ','", lc, *b);
+
+            b = testUtilReadCSVField(++b, tracking_code, sizeof(tracking_code));
+            assert_nonnull(b, "lc:%d tracking_code b == NULL", lc);
+            assert_equal(*b, ',', "lc:%d tracking_code *b %c != ','", lc, *b);
+
+            b = testUtilReadCSVField(++b, routing_code, sizeof(routing_code));
+            assert_nonnull(b, "lc:%d routing_code b == NULL", lc);
+            assert_equal(*b, ',', "lc:%d routing_code *b %c != ','", lc, *b);
+
+            b = testUtilReadCSVField(++b, expected_daft, sizeof(expected_daft));
+            assert_nonnull(b, "lc:%d expected_daft b == NULL", lc);
+            assert_equal(*b, ',', "lc:%d expected_daft *b %c != ','", lc, *b);
+
+            b = testUtilReadCSVField(++b, return_code, sizeof(return_code));
+            assert_nonnull(b, "lc:%d return_code b == NULL", lc);
+            assert_equal(*b, ',', "lc:%d return_code *b %c != ','", lc, *b);
+
+            strcpy(data, tracking_code);
+            strcat(data, "-");
+            strcat(data, routing_code);
+
+            assert_nonzero((int) strlen(data), "lc:%d strlen(data) == 0", lc);
+
+            symbol = ZBarcode_Create();
+            assert_nonnull(symbol, "Symbol not created\n");
+
+            symbol->symbology = BARCODE_USPS_IMAIL;
+            symbol->debug |= debug;
+
+            if (test_performance) {
+                start = clock();
+            }
+            ret = ZBarcode_Encode(symbol, (unsigned char *) data, (int) strlen(data));
+            if (test_performance) {
+                total += clock() - start;
+            }
+
+            if (strcmp(return_code, "00") == 0) {
+
+                assert_zero(ret, "lc:%d ZBarcode_Encode ret %d != 0\n", lc, ret);
+
+                assert_equal(symbol->rows, 3, "rows %d != 3", symbol->rows);
+
+                ret = testUtilDAFTConvert(symbol, actual_daft, sizeof(actual_daft));
+                assert_nonzero(ret, "lc:%d testUtilDAFTConvert == 0", lc);
+                assert_zero(strcmp(actual_daft, expected_daft), "lc:%d\n  actual %s\nexpected %s\n", lc, actual_daft, expected_daft);
+            } else {
+                assert_nonzero(ret, "lc:%d ZBarcode_Encode ret %d == 0\n", lc, ret);
+            }
+
+            ZBarcode_Delete(symbol);
+        }
+
+        assert_zero(fclose(fd), "fclose != 0\n");
+    }
+
+    if (test_performance) {
+        printf("test_csv perf total: %8gms\n", TEST_PERF_TIME(total));
+    }
+    testFinish();
+}
+
+static void test_hrt(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        char *data;
+        char *expected;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { "53379777234994544928-51135759461", "" }, /* None */
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    testStartSymbol("test_hrt", &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_USPS_IMAIL, -1 /*input_mode*/, -1 /*eci*/, -1 /*option_1*/, -1, -1, -1 /*output_options*/, data[i].data, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) data[i].data, length);
+        assert_zero(ret, "i:%d ZBarcode_Encode ret %d != 0 %s\n", i, ret, symbol->errtxt);
+
+        assert_zero(strcmp((char *) symbol->text, data[i].expected), "i:%d strcmp(%s, %s) != 0\n", i, symbol->text, data[i].expected);
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static void test_input(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        char *data;
+        int ret;
+        int expected_rows;
+        int expected_width;
+        char *expected_errtxt;
+    };
+    /* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
+    static const struct item data[] = {
+        /*  0*/ { "53379777234994544928-51135759461", 0, 3, 129, "" },
+        /*  1*/ { "123456789012345678901234567890123", ZINT_ERROR_TOO_LONG, -1, -1, "Error 450: Input length 33 too long (maximum 32)" },
+        /*  2*/ { "A", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 451: Invalid character at position 1 in input (digits and \"-\" only)" },
+        /*  3*/ { "12345678901234567890", 0, 3, 129, "" }, /* Tracker only, no ZIP */
+        /*  4*/ { "15345678901234567890", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 454: Barcode Identifier (second character) out of range (0 to 4)" }, /* Tracker 2nd char > 4 */
+        /*  5*/ { "1234567890123456789", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 452: Invalid length for tracking code (20 characters required)" }, /* Tracker 20 chars */
+        /*  6*/ { "12345678901234567890-1234", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 453: Invalid length for ZIP code (5, 9 or 11 characters required)" }, /* ZIP wrong len */
+        /*  7*/ { "12345678901234567890-12345", 0, 3, 129, "" },
+        /*  8*/ { "12345678901234567890-123456", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 453: Invalid length for ZIP code (5, 9 or 11 characters required)" }, /* ZIP wrong len */
+        /*  9*/ { "12345678901234567890-12345678", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 453: Invalid length for ZIP code (5, 9 or 11 characters required)" }, /* ZIP wrong len */
+        /* 10*/ { "12345678901234567890-123456789", 0, 3, 129, "" },
+        /* 11*/ { "12345678901234567890-1234567890", ZINT_ERROR_INVALID_DATA, -1, -1, "Error 453: Invalid length for ZIP code (5, 9 or 11 characters required)" }, /* ZIP wrong len */
+        /* 12*/ { "12345678901234567890-12345678901", 0, 3, 129, "" },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    char cmp_buf[8192];
+    char cmp_msg[1024];
+
+    int do_bwipp = (debug & ZINT_DEBUG_TEST_BWIPP) && testUtilHaveGhostscript(); /* Only do BWIPP test if asked, too slow otherwise */
+
+    testStartSymbol("test_input", &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_USPS_IMAIL, -1 /*input_mode*/, -1 /*eci*/, -1 /*option_1*/, -1, -1, -1 /*output_options*/, data[i].data, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) 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_zero(strcmp(symbol->errtxt, data[i].expected_errtxt), "i:%d strcmp(%s, %s) != 0\n", i, symbol->errtxt, data[i].expected_errtxt);
+
+        if (ret < ZINT_ERROR) {
+            assert_equal(symbol->rows, data[i].expected_rows, "i:%d symbol->rows %d != %d\n", i, symbol->rows, data[i].expected_rows);
+            assert_equal(symbol->width, data[i].expected_width, "i:%d symbol->width %d != %d\n", i, symbol->width, data[i].expected_width);
+
+            if (do_bwipp && testUtilCanBwipp(i, symbol, -1, -1, -1, debug)) {
+                char modules_dump[4096];
+                assert_notequal(testUtilModulesDump(symbol, modules_dump, sizeof(modules_dump)), -1, "i:%d testUtilModulesDump == -1\n", i);
+                ret = testUtilBwipp(i, symbol, -1, -1, -1, data[i].data, length, NULL, cmp_buf, sizeof(cmp_buf), NULL);
+                assert_zero(ret, "i:%d %s testUtilBwipp ret %d != 0\n", i, testUtilBarcodeName(symbol->symbology), ret);
+
+                ret = testUtilBwippCmp(symbol, cmp_msg, cmp_buf, modules_dump);
+                assert_zero(ret, "i:%d %s testUtilBwippCmp %d != 0 %s\n  actual: %s\nexpected: %s\n",
+                               i, testUtilBarcodeName(symbol->symbology), ret, cmp_msg, cmp_buf, modules_dump);
+            }
+        }
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+static void test_encode(const testCtx *const p_ctx) {
+    int debug = p_ctx->debug;
+
+    struct item {
+        char *data;
+        int ret;
+
+        int expected_rows;
+        int expected_width;
+        char *comment;
+        char *expected;
+    };
+    static const struct item data[] = {
+        /*  0*/ { "01234567094987654321-01234567891", 0, 3, 129, "USPS-B-3200 Rev. H (2015) Figure 5",
+                    "101000001010001000001000001010001010001000000000101010000000000000001010100010000000001010100000000000100010101010001000001010001"
+                    "101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101"
+                    "000010001010101000100010000000100000001010001010000000101000100000100010001000101010001010101010000000001010000000101000100000100"
+                },
+    };
+    const int data_size = ARRAY_SIZE(data);
+    int i, length, ret;
+    struct zint_symbol *symbol = NULL;
+
+    char escaped[1024];
+    char bwipp_buf[8192];
+    char bwipp_msg[1024];
+
+    int do_bwipp = (debug & ZINT_DEBUG_TEST_BWIPP) && testUtilHaveGhostscript(); /* Only do BWIPP test if asked, too slow otherwise */
+
+    testStartSymbol("test_encode", &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_USPS_IMAIL, -1 /*input_mode*/, -1 /*eci*/, -1 /*option_1*/, -1, -1, -1 /*output_options*/, data[i].data, -1, debug);
+
+        ret = ZBarcode_Encode(symbol, (unsigned char *) 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);
+
+        if (p_ctx->generate) {
+            printf("        /*%3d*/ { \"%s\", %s, %d, %d, \"%s\",\n",
+                    i, testUtilEscape(data[i].data, length, escaped, sizeof(escaped)),
+                    testUtilErrorName(data[i].ret), symbol->rows, symbol->width, data[i].comment);
+            testUtilModulesPrint(symbol, "                    ", "\n");
+            printf("                },\n");
+        } else {
+            if (ret < ZINT_ERROR) {
+                int width, row;
+
+                assert_equal(symbol->rows, data[i].expected_rows, "i:%d symbol->rows %d != %d (%s)\n", i, symbol->rows, data[i].expected_rows, data[i].data);
+                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);
+
+                ret = testUtilModulesCmp(symbol, data[i].expected, &width, &row);
+                assert_zero(ret, "i:%d testUtilModulesCmp ret %d != 0 width %d row %d (%s)\n", i, ret, width, row, data[i].data);
+
+                if (do_bwipp && testUtilCanBwipp(i, symbol, -1, -1, -1, debug)) {
+                    ret = testUtilBwipp(i, symbol, -1, -1, -1, data[i].data, length, NULL, bwipp_buf, sizeof(bwipp_buf), NULL);
+                    assert_zero(ret, "i:%d %s testUtilBwipp ret %d != 0\n", i, testUtilBarcodeName(symbol->symbology), ret);
+
+                    ret = testUtilBwippCmp(symbol, bwipp_msg, bwipp_buf, data[i].expected);
+                    assert_zero(ret, "i:%d %s testUtilBwippCmp %d != 0 %s\n  actual: %s\nexpected: %s\n",
+                                   i, testUtilBarcodeName(symbol->symbology), ret, bwipp_msg, bwipp_buf, data[i].expected);
+                }
+            }
+        }
+
+        ZBarcode_Delete(symbol);
+    }
+
+    testFinish();
+}
+
+int main(int argc, char *argv[]) {
+
+    testFunction funcs[] = { /* name, func */
+        { "test_csv", test_csv },
+        { "test_hrt", test_hrt },
+        { "test_input", test_input },
+        { "test_encode", test_encode },
+    };
+
+    testRun(argc, argv, funcs, ARRAY_SIZE(funcs));
+
+    testReport();
+
+    return 0;
+}
+
+/* vim: set ts=4 sw=4 et : */