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[test] hb_ot_layout_table_get_feature_tags()

This commit is contained in:
Khaled Hosny 2021-08-11 23:23:51 +02:00 committed by Behdad Esfahbod
parent 2f88ea5a20
commit bf438b815f
1 changed files with 42 additions and 0 deletions
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42
test/api/test-ot-layout.c
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@ -91,11 +91,53 @@ test_ot_layout_table_find_script (void)
hb_face_destroy (face);
}
static void
test_ot_layout_table_get_feature_tags (void)
{
hb_face_t *face = hb_test_open_font_file ("fonts/NotoNastaliqUrdu-Regular.ttf");
unsigned int total = 0;
unsigned int count = STATIC_ARRAY_SIZE;
unsigned int offset = 0;
hb_tag_t tags[STATIC_ARRAY_SIZE];
while (count == STATIC_ARRAY_SIZE)
{
total = hb_ot_layout_table_get_feature_tags (face, HB_OT_TAG_GSUB, offset, &count, tags);
g_assert_cmpuint (14, ==, total);
offset += count;
if (count)
{
g_assert_cmpuint (14, ==, count);
g_assert_cmpuint (HB_TAG ('c','c','m','p'), ==, tags[0]);
g_assert_cmpuint (HB_TAG ('i','s','o','l'), ==, tags[10]);
g_assert_cmpuint (HB_TAG ('r','l','i','g'), ==, tags[13]);
}
}
count = STATIC_ARRAY_SIZE;
offset = 0;
while (count == STATIC_ARRAY_SIZE)
{
total = hb_ot_layout_table_get_feature_tags (face, HB_OT_TAG_GPOS, offset, &count, tags);
g_assert_cmpuint (3, ==, total);
offset += count;
if (count)
{
g_assert_cmpuint (3, ==, count);
g_assert_cmpuint (HB_TAG ('c','u','r','s'), ==, tags[0]);
g_assert_cmpuint (HB_TAG ('m','a','r','k'), ==, tags[1]);
g_assert_cmpuint (HB_TAG ('m','k','m','k'), ==, tags[2]);
}
}
hb_face_destroy (face);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_ot_layout_table_get_script_tags);
hb_test_add (test_ot_layout_table_find_script);
hb_test_add (test_ot_layout_table_get_feature_tags);
return hb_test_run ();
}