1 /*
2 * Copyright © 2011 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): Behdad Esfahbod
25 */
26
27 #ifndef TEST_OT_FACE_NO_MAIN
28 #include "hb-test.h"
29 #endif
30 #include <hb-ot.h>
31
32 /* Unit tests for hb-ot-*.h */
33
34
35 static void
test_face(hb_face_t * face,hb_codepoint_t cp)36 test_face (hb_face_t *face,
37 hb_codepoint_t cp)
38 {
39 hb_font_t *font = hb_font_create (face);
40 hb_set_t *set;
41 hb_codepoint_t g;
42 hb_position_t x, y;
43 char buf[5] = {0};
44 unsigned int len;
45 hb_glyph_extents_t extents;
46 hb_ot_font_set_funcs (font);
47
48 set = hb_set_create ();
49 hb_face_collect_unicodes (face, set);
50 hb_face_collect_variation_selectors (face, set);
51 hb_face_collect_variation_unicodes (face, cp, set);
52
53 hb_font_get_nominal_glyph (font, cp, &g);
54 hb_font_get_variation_glyph (font, cp, cp, &g);
55 hb_font_get_glyph_h_advance (font, cp);
56 hb_font_get_glyph_v_advance (font, cp);
57 hb_font_get_glyph_h_origin (font, cp, &x, &y);
58 hb_font_get_glyph_v_origin (font, cp, &x, &y);
59 hb_font_get_glyph_extents (font, cp, &extents);
60 hb_font_get_glyph_contour_point (font, cp, 0, &x, &y);
61 hb_font_get_glyph_name (font, cp, buf, sizeof (buf));
62 hb_font_get_glyph_from_name (font, buf, strlen (buf), &g);
63
64 hb_ot_color_has_palettes (face);
65 hb_ot_color_palette_get_count (face);
66 hb_ot_color_palette_get_name_id (face, cp);
67 hb_ot_color_palette_color_get_name_id (face, cp);
68 hb_ot_color_palette_get_flags (face, cp);
69 hb_ot_color_palette_get_colors (face, cp, 0, NULL, NULL);
70 hb_ot_color_has_layers (face);
71 hb_ot_color_glyph_get_layers (face, cp, 0, NULL, NULL);
72 hb_ot_color_has_svg (face);
73 hb_blob_destroy (hb_ot_color_glyph_reference_svg (face, cp));
74 hb_ot_color_has_png (face);
75 hb_blob_destroy (hb_ot_color_glyph_reference_png (font, cp));
76
77 hb_ot_layout_get_baseline (font, HB_OT_LAYOUT_BASELINE_TAG_HANGING, HB_DIRECTION_RTL, HB_SCRIPT_HANGUL, HB_TAG_NONE, NULL);
78
79 hb_ot_layout_has_glyph_classes (face);
80 hb_ot_layout_has_substitution (face);
81 hb_ot_layout_has_positioning (face);
82
83 hb_ot_math_has_data (face);
84 hb_ot_math_get_constant (font, HB_OT_MATH_CONSTANT_MATH_LEADING);
85 hb_ot_math_get_glyph_italics_correction (font, cp);
86 hb_ot_math_get_glyph_top_accent_attachment (font, cp);
87 hb_ot_math_is_glyph_extended_shape (face, cp);
88 hb_ot_math_get_glyph_kerning (font, cp, HB_OT_MATH_KERN_BOTTOM_RIGHT, 0);
89 hb_ot_math_get_glyph_variants (font, cp, HB_DIRECTION_TTB, 0, NULL, NULL);
90 hb_ot_math_get_min_connector_overlap (font, HB_DIRECTION_RTL);
91 hb_ot_math_get_glyph_assembly (font, cp, HB_DIRECTION_BTT, 0, NULL, NULL, NULL);
92
93 hb_ot_meta_get_entry_tags (face, 0, NULL, NULL);
94 hb_blob_destroy (hb_ot_meta_reference_entry (face, HB_OT_META_TAG_DESIGN_LANGUAGES));
95
96 hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER, NULL);
97 hb_ot_metrics_get_variation (font, HB_OT_METRICS_TAG_UNDERLINE_OFFSET);
98 hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_STRIKEOUT_OFFSET);
99 hb_ot_metrics_get_y_variation (font, HB_OT_METRICS_TAG_SUPERSCRIPT_EM_X_OFFSET);
100
101 len = sizeof (buf);
102 hb_ot_name_list_names (face, NULL);
103 hb_ot_name_get_utf8 (face, cp, NULL, &len, buf);
104 hb_ot_name_get_utf16 (face, cp, NULL, NULL, NULL);
105 hb_ot_name_get_utf32 (face, cp, NULL, NULL, NULL);
106
107 hb_ot_var_get_axis_count (face);
108 hb_ot_var_get_axis_infos (face, 0, NULL, NULL);
109 hb_ot_var_normalize_variations (face, NULL, 0, NULL, 0);
110 hb_ot_var_normalize_coords (face, 0, NULL, NULL);
111
112 hb_set_destroy (set);
113 hb_font_destroy (font);
114 }
115
116 #ifndef TEST_OT_FACE_NO_MAIN
117 static void
test_ot_face_empty(void)118 test_ot_face_empty (void)
119 {
120 test_face (hb_face_get_empty (), 0);
121 }
122
123 static void
test_ot_var_axis_on_zero_named_instance(void)124 test_ot_var_axis_on_zero_named_instance (void)
125 {
126 hb_face_t *face = hb_test_open_font_file ("fonts/Zycon.ttf");
127 g_assert (hb_ot_var_get_axis_count (face));
128 hb_face_destroy (face);
129 }
130
131 int
main(int argc,char ** argv)132 main (int argc, char **argv)
133 {
134 hb_test_init (&argc, &argv);
135
136 hb_test_add (test_ot_face_empty);
137 hb_test_add (test_ot_var_axis_on_zero_named_instance);
138
139 return hb_test_run();
140 }
141 #endif
142