Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/harfbuzz/src/test-algs.cc @ 32:72c1b70d4f5c

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author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 21 Sep 2025 15:10:12 +0200
parents b50eed0cc0ef
children
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2
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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1 /*
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2 * Copyright © 2019 Facebook, Inc.
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3 *
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4 * This is part of HarfBuzz, a text shaping library.
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5 *
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6 * Permission is hereby granted, without written agreement and without
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7 * license or royalty fees, to use, copy, modify, and distribute this
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8 * software and its documentation for any purpose, provided that the
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9 * above copyright notice and the following two paragraphs appear in
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10 * all copies of this software.
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11 *
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12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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16 * DAMAGE.
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17 *
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18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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23 *
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24 * Facebook Author(s): Behdad Esfahbod
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25 */
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26
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27 #include "hb.hh"
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28 #include "hb-algs.hh"
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29 #include "hb-set.hh"
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32 static char *
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33 test_func (int a, char **b)
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34 {
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35 return b ? b[a] : nullptr;
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36 }
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37
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38 struct A
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39 {
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40 void a () {}
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41 };
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42
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43 int
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44 main (int argc, char **argv)
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45 {
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46 int i = 1;
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47 auto p = hb_pair (1, i);
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48
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49 p.second = 2;
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50 assert (i == 2);
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51
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52 const int c = 3;
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53 auto pc = hb_pair (1, c);
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54 assert (pc.second == 3);
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55
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56 auto q = p;
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57 assert (&q != &p);
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58 q.second = 4;
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59 assert (i == 4);
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61 hb_invoke (test_func, 0, nullptr);
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62
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63 A a;
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64 hb_invoke (&A::a, a);
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65
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66 assert (1 == hb_min (8, 1));
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67 assert (8 == hb_max (8, 1));
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68
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69 int x = 1, y = 2;
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70 hb_min (x, 3);
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71 hb_min (3, x);
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72 hb_min (x, 4 + 3);
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73 int &z = hb_min (x, y);
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74 z = 3;
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75 assert (x == 3);
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76
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77 hb_pair_t<const int*, int> xp = hb_pair_t<int *, long> (nullptr, 0);
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78 xp = hb_pair_t<int *, double> (nullptr, 1);
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79 xp = hb_pair_t<const int*, int> (nullptr, 1);
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80
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81 assert (3 == hb_partial (hb_min, 3) (4));
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82 assert (3 == hb_partial<1> (hb_min, 4) (3));
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83
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84 auto M0 = hb_partial<2> (hb_max, 0);
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85 assert (M0 (-2) == 0);
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86 assert (M0 (+2) == 2);
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87
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88 assert (hb_add (2) (5) == 7);
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89 assert (hb_add (5) (2) == 7);
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91 x = 1;
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92 assert (++hb_inc (x) == 3);
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93 assert (x == 3);
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94
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95 hb_set_t set1 {1};
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96 hb_set_t set2 {2};
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97
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98 assert (hb_hash (set1) != hb_hash (set2));
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99 assert (hb_hash (set1) == hb_hash (hb_set_t {1}));
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100 assert (hb_hash (set1) != hb_hash (hb_set_t {}));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
101 assert (hb_hash (set1) != hb_hash (hb_set_t {2}));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
102 assert (hb_hash (set2) == hb_hash (hb_set_t {2}));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
103
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
104 /* hb_hash, unlike std::hash, dereferences pointers. */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
105 assert (hb_hash (set1) == hb_hash (&set1));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
106 assert (hb_hash (set1) == hb_hash (hb::shared_ptr<hb_set_t> {hb_set_reference (&set1)}));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
107 assert (hb_hash (set1) == hb_hash (hb::unique_ptr<hb_set_t> {hb_set_reference (&set1)}));
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
108
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
109 return 0;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
110 }