1 /*
2 * Copyright © 2018 Ebrahim Byagowi
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
25 #include "hb-test.h"
26
27 #include <hb-ot.h>
28
29 #include <math.h>
30
31 /* Unit tests for hb-ot-metrics.h */
32
33 static void
test_ot_metrics_get_no_var(void)34 test_ot_metrics_get_no_var (void)
35 {
36 hb_face_t *face = hb_test_open_font_file ("fonts/cpal-v0.ttf");
37 hb_font_t *font = hb_font_create (face);
38 hb_position_t value;
39 g_assert (hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER, &value));
40 g_assert_cmpint (value, ==, 1000);
41 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
42 g_assert_cmpint (hb_ot_metrics_get_y_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
43 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_X_HEIGHT), ==, 0);
44 // g_assert_cmpint ((int) hb_ot_metrics_get_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
45 hb_font_destroy (font);
46 hb_face_destroy (face);
47 }
48
49 static void
test_ot_metrics_get_var(void)50 test_ot_metrics_get_var (void)
51 {
52 hb_face_t *face = hb_test_open_font_file ("fonts/TestCFF2VF.otf");
53 hb_font_t *font = hb_font_create (face);
54 hb_position_t value;
55 g_assert (hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_X_HEIGHT, &value));
56 g_assert_cmpint (value, ==, 486);
57 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
58 g_assert_cmpint (hb_ot_metrics_get_y_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
59 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_X_HEIGHT), ==, 0);
60 float coords[] = {100.f};
61 hb_font_set_var_coords_design (font, coords, 1);
62 g_assert (hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_X_HEIGHT, &value));
63 g_assert_cmpint (value, ==, 478);
64 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
65 g_assert_cmpint (hb_ot_metrics_get_y_variation (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER), ==, 0);
66 g_assert_cmpint (hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_X_HEIGHT), ==, -8);
67 hb_font_destroy (font);
68 hb_face_destroy (face);
69 }
70
71 int
main(int argc,char ** argv)72 main (int argc, char **argv)
73 {
74 hb_test_init (&argc, &argv);
75 hb_test_add (test_ot_metrics_get_no_var);
76 hb_test_add (test_ot_metrics_get_var);
77 return hb_test_run ();
78 }
79