kc3-lang/harfbuzz/test/api/test-shape-plan.c
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Hash : ff3aaece
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Date : 2025-02-10T14:25:58
[test/shape-plan] Add another test and some comments
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test/api/test-shape-plan.c
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/* * Copyright © 2025 Khaled Hosny * * This is part of HarfBuzz, a text shaping library. * * Permission is hereby granted, without written agreement and without * license or royalty fees, to use, copy, modify, and distribute this * software and its documentation for any purpose, provided that the * above copyright notice and the following two paragraphs appear in * all copies of this software. * * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. * * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * */ #include "hb-ot.h" #include "hb-test.h" /* Unit tests for hb-shape-plan.h */ static void test_ot_shape_plan_get_feature_tags_rtl (void) { /* Test getting features enabled for horizontal RTL text */ hb_face_t *face = hb_test_open_font_file ("fonts/NotoSans-Bold.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_ARABIC; props.direction = HB_DIRECTION_RTL; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8"()", -1, 0, -1); hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, NULL, 0, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, NULL, 0); g_assert_true (ret); hb_tag_t features[16]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 16); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('a', 'b', 'v', 'm')); g_assert_cmpint (features[1], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[2], ==, HB_TAG ('d', 'i', 's', 't')); g_assert_cmpint (features[3], ==, HB_TAG ('d', 'n', 'o', 'm')); g_assert_cmpint (features[4], ==, HB_TAG ('f', 'i', 'n', 'a')); g_assert_cmpint (features[5], ==, HB_TAG ('f', 'r', 'a', 'c')); g_assert_cmpint (features[6], ==, HB_TAG ('i', 'n', 'i', 't')); g_assert_cmpint (features[7], ==, HB_TAG ('i', 's', 'o', 'l')); g_assert_cmpint (features[8], ==, HB_TAG ('k', 'e', 'r', 'n')); g_assert_cmpint (features[9], ==, HB_TAG ('l', 'i', 'g', 'a')); g_assert_cmpint (features[10], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[11], ==, HB_TAG ('m', 'e', 'd', 'i')); g_assert_cmpint (features[12], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[13], ==, HB_TAG ('n', 'u', 'm', 'r')); g_assert_cmpint (features[14], ==, HB_TAG ('r', 'l', 'i', 'g')); g_assert_cmpint (features[15], ==, HB_TAG ('r', 't', 'l', 'm')); hb_shape_plan_destroy (shape_plan); hb_buffer_destroy (buffer); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_ltr (void) { /* Test getting features enabled for horizontal LTR text */ hb_face_t *face = hb_test_open_font_file ("fonts/NotoSans-Bold.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_LATIN; props.direction = HB_DIRECTION_LTR; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, NULL, 0, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, NULL, 0); g_assert_true (ret); hb_tag_t features[10]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 10); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('a', 'b', 'v', 'm')); g_assert_cmpint (features[1], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[2], ==, HB_TAG ('d', 'i', 's', 't')); g_assert_cmpint (features[3], ==, HB_TAG ('d', 'n', 'o', 'm')); g_assert_cmpint (features[4], ==, HB_TAG ('f', 'r', 'a', 'c')); g_assert_cmpint (features[5], ==, HB_TAG ('k', 'e', 'r', 'n')); g_assert_cmpint (features[6], ==, HB_TAG ('l', 'i', 'g', 'a')); g_assert_cmpint (features[7], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[8], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[9], ==, HB_TAG ('n', 'u', 'm', 'r')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_ttb (void) { /* Test getting features enabled for vertical text */ hb_face_t *face = hb_test_open_font_file ("fonts/Mplus1p-Regular.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_HAN; props.direction = HB_DIRECTION_TTB; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, NULL, 0, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, NULL, 0); g_assert_true (ret); hb_tag_t features[4]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 4); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[1], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[2], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[3], ==, HB_TAG ('v', 'e', 'r', 't')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_userfeatures_enable (void) { /* test getting features enabled with user features enabling a non-default feature */ hb_face_t *face = hb_test_open_font_file ("fonts/Mada-VF.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_LATIN; props.direction = HB_DIRECTION_LTR; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_feature_t user_features[1] = {{HB_TAG ('s', 's', '0', '1'), 1, 0, 1}}; hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, user_features, 1, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, user_features, 1); g_assert_true (ret); hb_tag_t features[7]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 7); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[1], ==, HB_TAG ('k', 'e', 'r', 'n')); g_assert_cmpint (features[2], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[3], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[4], ==, HB_TAG ('r', 'c', 'l', 't')); g_assert_cmpint (features[5], ==, HB_TAG ('r', 'l', 'i', 'g')); g_assert_cmpint (features[6], ==, HB_TAG ('s', 's', '0', '1')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_userfeatures_disable (void) { /* test getting features enabled with user features disabling a default feature */ hb_face_t *face = hb_test_open_font_file ("fonts/Mada-VF.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_LATIN; props.direction = HB_DIRECTION_LTR; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_feature_t user_features[1] = {{HB_TAG ('k', 'e', 'r', 'n'), 0, 0, HB_FEATURE_GLOBAL_END}}; hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, user_features, 1, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, user_features, 1); g_assert_true (ret); hb_tag_t features[5]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 5); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[1], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[2], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[3], ==, HB_TAG ('r', 'c', 'l', 't')); g_assert_cmpint (features[4], ==, HB_TAG ('r', 'l', 'i', 'g')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_userfeatures_disablepartial (void) { /* test getting features enabled with user features disabling a non-default feature partially; the tag of the disabled feature will be returned since it is still enabled partially.*/ hb_face_t *face = hb_test_open_font_file ("fonts/Mada-VF.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_LATIN; props.direction = HB_DIRECTION_LTR; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_feature_t user_features[1] = {{HB_TAG ('k', 'e', 'r', 'n'), 0, 0, 1}}; hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, user_features, 1, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, user_features, 1); g_assert_true (ret); hb_tag_t features[6]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 6); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[1], ==, HB_TAG ('k', 'e', 'r', 'n')); g_assert_cmpint (features[2], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[3], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[4], ==, HB_TAG ('r', 'c', 'l', 't')); g_assert_cmpint (features[5], ==, HB_TAG ('r', 'l', 'i', 'g')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } static void test_ot_shape_plan_get_feature_tags_userfeatures_disablenondeafult (void) { /* test getting features enabled with user features disabling a non-default feature; the tag of the disabled feature will be returned returned.*/ hb_face_t *face = hb_test_open_font_file ("fonts/Mada-VF.ttf"); hb_font_t *font = hb_font_create (face); hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT; props.script = HB_SCRIPT_LATIN; props.direction = HB_DIRECTION_LTR; hb_buffer_t *buffer = hb_buffer_create (); hb_buffer_set_segment_properties (buffer, &props); hb_buffer_add_utf8 (buffer, u8" ", -1, 0, -1); hb_feature_t user_features[1] = {{HB_TAG ('s', 's', '0', '1'), 0, 0, HB_FEATURE_GLOBAL_END}}; hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, user_features, 1, NULL); hb_bool_t ret = hb_shape_plan_execute (shape_plan, font, buffer, user_features, 1); g_assert_true (ret); hb_tag_t features[6]; unsigned int feature_count = sizeof (features) / sizeof (features[0]); unsigned int count = hb_ot_shape_plan_get_feature_tags (shape_plan, 0, &feature_count, features); g_assert_cmpuint (count, ==, 6); g_assert_cmpuint (feature_count, ==, count); g_assert_cmpint (features[0], ==, HB_TAG ('c', 'c', 'm', 'p')); g_assert_cmpint (features[1], ==, HB_TAG ('k', 'e', 'r', 'n')); g_assert_cmpint (features[2], ==, HB_TAG ('m', 'a', 'r', 'k')); g_assert_cmpint (features[3], ==, HB_TAG ('m', 'k', 'm', 'k')); g_assert_cmpint (features[4], ==, HB_TAG ('r', 'c', 'l', 't')); g_assert_cmpint (features[5], ==, HB_TAG ('r', 'l', 'i', 'g')); hb_buffer_destroy (buffer); hb_shape_plan_destroy (shape_plan); hb_font_destroy (font); hb_face_destroy (face); } int main (int argc, char **argv) { hb_test_init (&argc, &argv); hb_test_add (test_ot_shape_plan_get_feature_tags_rtl); hb_test_add (test_ot_shape_plan_get_feature_tags_ltr); hb_test_add (test_ot_shape_plan_get_feature_tags_ttb); hb_test_add (test_ot_shape_plan_get_feature_tags_userfeatures_enable); hb_test_add (test_ot_shape_plan_get_feature_tags_userfeatures_disable); hb_test_add (test_ot_shape_plan_get_feature_tags_userfeatures_disablepartial); hb_test_add (test_ot_shape_plan_get_feature_tags_userfeatures_disablenondeafult); return hb_test_run(); }