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[tests] Add more tests for _get_ligature_carets

This commit is contained in:
Ebrahim Byagowi 2020-05-21 00:05:42 +04:30
parent 3dd7b2105b
commit ca2705f1fb
2 changed files with 140 additions and 17 deletions
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test/api/fonts/NotoNastaliqUrdu-Regular.ttf Normal file
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157
test/api/test-ot-ligature-carets.c
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@ -28,29 +28,150 @@
#include <hb-ot.h>
static void
test_ot_layout_feature_get_name_ids_and_characters (void)
test_ot_layout_get_ligature_carets_aat_lcar (void)
{
hb_face_t *face = hb_test_open_font_file ("fonts/lcar.ttf");
hb_font_t *font = hb_font_create (face);
hb_font_set_scale (font, hb_face_get_upem (face) * 2, hb_face_get_upem (face) * 4);
hb_position_t caret_array[2];
unsigned int caret_count = 2;
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_RTL,
98, 0, &caret_count,
hb_position_t caret_array[16];
/* a normal call */
{
unsigned caret_count = 16;
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
98, 0, &caret_count,
caret_array));
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (1130, ==, caret_array[0]);
g_assert_cmpuint (2344, ==, caret_array[1]);
}
/* RTL, maybe needs to be tweaked however */
{
unsigned caret_count = 16;
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_RTL,
98, 0, &caret_count,
caret_array));
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (1130, ==, caret_array[0]);
g_assert_cmpuint (2344, ==, caret_array[1]);
}
/* bottom to top call, bigger caret positions as the specified scaling */
{
unsigned caret_count = 16;
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_BTT,
98, 0, &caret_count,
caret_array));
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (2260, ==, caret_array[0]);
g_assert_cmpuint (4688, ==, caret_array[1]);
}
/* empty carets */
{
unsigned caret_count = 16;
g_assert_cmpuint (0, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
97, 0, &caret_count,
caret_array));
g_assert_cmpuint (0, ==, caret_count);
}
hb_font_destroy (font);
hb_face_destroy (face);
}
static void
test_ot_layout_get_ligature_carets_ot_gsub (void)
{
hb_face_t *face = hb_test_open_font_file ("fonts/NotoNastaliqUrdu-Regular.ttf");
hb_font_t *font = hb_font_create (face);
hb_font_set_scale (font, hb_face_get_upem (face) * 2, hb_face_get_upem (face) * 4);
hb_position_t caret_array[16];
{
/*
unsigned caret_count = 16;
g_assert_cmpuint (210, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
188, 0, &caret_count,
caret_array));
g_assert_cmpuint (3, ==, caret_count);
g_assert_cmpuint (2718, ==, caret_array[0]);
g_assert_cmpuint (5438, ==, caret_array[1]);
g_assert_cmpuint (5438, ==, caret_array[1]);
*/
}
{
unsigned caret_count = 16;
g_assert_cmpuint (3, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
1020, 0, &caret_count,
caret_array));
/*
g_assert_cmpuint (3, ==, caret_count);
g_assert_cmpuint (2718, ==, caret_array[0]);
g_assert_cmpuint (5438, ==, caret_array[1]);
g_assert_cmpuint (5438, ==, caret_array[1]);
*/
}
{
/*
unsigned caret_count = 16;
g_assert_cmpuint (0, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
1021, 0, &caret_count,
caret_array));
g_assert_cmpuint (0, ==, caret_count);
*/
}
{
unsigned caret_count = 16;
g_assert_cmpuint (1, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
1022, 0, &caret_count,
caret_array));
/*
g_assert_cmpuint (1, ==, caret_count);
g_assert_cmpuint (3530, ==, caret_array[0]);
*/
}
{
unsigned caret_count = 16;
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR,
1023, 0, &caret_count,
caret_array));
/*
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (2352, ==, caret_array[0]);
g_assert_cmpuint (4706, ==, caret_array[1]);
*/
}
hb_font_destroy (font);
hb_face_destroy (face);
}
static void
test_ot_layout_get_ligature_carets_empty (void)
{
hb_face_t *face = hb_face_get_empty ();
hb_font_t *font = hb_font_create (face);
hb_font_set_scale (font, hb_face_get_upem (face) * 2, hb_face_get_upem (face) * 4);
hb_position_t caret_array[3];
unsigned int caret_count = 3;
g_assert_cmpuint (0, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_RTL,
1024, 0, &caret_count,
caret_array));
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (1130, ==, caret_array[0]);
g_assert_cmpuint (2344, ==, caret_array[1]);
g_assert_cmpuint (2, ==, hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_BTT,
98, 0, &caret_count,
caret_array));
g_assert_cmpuint (2, ==, caret_count);
g_assert_cmpuint (2260, ==, caret_array[0]);
g_assert_cmpuint (4688, ==, caret_array[1]);
g_assert_cmpuint (0, ==, caret_count);
hb_font_destroy (font);
hb_face_destroy (face);
@ -61,7 +182,9 @@ main (int argc, char **argv)
{
g_test_init (&argc, &argv, NULL);
hb_test_add (test_ot_layout_feature_get_name_ids_and_characters);
hb_test_add (test_ot_layout_get_ligature_carets_aat_lcar);
hb_test_add (test_ot_layout_get_ligature_carets_ot_gsub);
hb_test_add (test_ot_layout_get_ligature_carets_empty);
return hb_test_run ();
}