1 /*
2 * Copyright © 2019 Google, Inc.
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 *
24 * Google Author(s): Garret Rieger
25 */
26
27 #include "hb-test.h"
28 #include "hb-subset-test.h"
29
30 /* Unit tests for hb-subset.cc drop tables functionality */
31
32 static void
test_subset_drop_tables(void)33 test_subset_drop_tables (void)
34 {
35 hb_face_t *face = hb_test_open_font_file ("fonts/Roboto-Regular.abc.ttf");
36
37 hb_set_t *codepoints = hb_set_create();
38 hb_set_add (codepoints, 97);
39 hb_set_add (codepoints, 99);
40 hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
41 hb_set_add (hb_subset_input_drop_tables_set (input), HB_TAG ('h', 'd', 'm', 'x'));
42 hb_set_add (hb_subset_input_drop_tables_set (input), HB_TAG ('h', 'm', 't', 'x'));
43 hb_set_destroy (codepoints);
44
45 hb_face_t* subset = hb_subset (face, input);
46
47 hb_blob_t *hdmx = hb_face_reference_table (subset, HB_TAG ('h', 'd', 'm', 'x'));
48 hb_blob_t *hmtx = hb_face_reference_table (subset, HB_TAG ('h', 'm', 't', 'x'));
49 hb_blob_t *cmap = hb_face_reference_table (subset, HB_TAG ('c', 'm', 'a', 'p'));
50 g_assert (!hb_blob_get_length (hdmx));
51 g_assert (!hb_blob_get_length (hmtx));
52 g_assert ( hb_blob_get_length (cmap));
53 hb_blob_destroy (hdmx);
54 hb_blob_destroy (hmtx);
55 hb_blob_destroy (cmap);
56
57 hb_face_destroy (subset);
58 hb_subset_input_destroy (input);
59 hb_face_destroy (face);
60 }
61
62
63 int
main(int argc,char ** argv)64 main (int argc, char **argv)
65 {
66 hb_test_init (&argc, &argv);
67
68 hb_test_add (test_subset_drop_tables);
69
70 return hb_test_run();
71 }
72