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[ot-glyph] Add fontkit non variables fonts tests

This commit is contained in:
Ebrahim Byagowi 2020-01-26 23:48:30 +03:30
parent 9bb1c79a2c
commit 1438bae7a5
5 changed files with 112 additions and 1 deletions
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test/api/fonts/Mada-VF.ttf Normal file
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test/api/fonts/NotoSansCJKkr-Regular-subset-colon.ttf Normal file
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test/api/fonts/OpenSans-Regular.ttf Normal file
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test/api/fonts/SourceSansPro-Regular.otf Normal file
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test/api/test-ot-glyph.c
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@ -387,7 +387,117 @@ test_hb_ot_glyph_ttf_parser_tests (void)
}
}
/* TODO: https://github.com/foliojs/fontkit/blob/master/test/glyphs.js */
static void
test_hb_ot_glyph_font_kit_glyphs_tests (void)
{
/* https://github.com/foliojs/fontkit/blob/master/test/glyphs.js */
char str[2048];
user_data_t user_data = {
.str = str,
.size = sizeof (str)
};
/* truetype glyphs */
{
hb_face_t *face = hb_test_open_font_file ("fonts/OpenSans-Regular.ttf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
/* should get a path for the glyph */
user_data.consumed = 0;
g_assert (hb_ot_glyph_decompose (font, 37, funcs, &user_data));
char expected[] = "M201,0L201,1462L614,1462Q905,1462 1035,1375Q1165,1288 1165,1100"
"L1165,1100Q1165,970 1093,886Q1020,801 881,776L881,776L881,766"
"Q1214,709 1214,416L1214,416Q1214,220 1082,110Q949,0 711,0L711,0L201,0Z"
"M371,1315L371,836L651,836Q831,836 910,893Q989,949 989,1083L989,1083"
"Q989,1206 901,1261Q813,1315 621,1315L621,1315L371,1315ZM662,692L371,692"
"L371,145L676,145Q853,145 943,214Q1032,282 1032,428L1032,428"
"Q1032,564 941,628Q849,692 662,692L662,692Z";
g_assert_cmpmem (str, user_data.consumed, expected, sizeof (expected) - 1);
/* should get a path for the glyph */
user_data.consumed = 0;
g_assert (hb_ot_glyph_decompose (font, 171, funcs, &user_data));
char expected2[] = "M639,-20L639,-20Q396,-20 256,128Q115,276 115,539L115,539"
"Q115,804 246,960Q376,1116 596,1116L596,1116Q802,1116 922,981"
"Q1042,845 1042,623L1042,623L1042,518L287,518Q292,325 385,225"
"Q477,125 645,125L645,125Q822,125 995,199L995,199L995,51"
"Q907,13 829,-4Q750,-20 639,-20ZM594,977L594,977"
"Q462,977 384,891Q305,805 291,653L291,653L864,653"
"Q864,810 794,894Q724,977 594,977ZM471,1241L471,1266"
"Q519,1328 575,1416Q630,1504 662,1569L662,1569L864,1569"
"L864,1548Q820,1483 733,1388Q646,1293 582,1241L582,1241L471,1241Z";
g_assert_cmpmem (str, user_data.consumed, expected2, sizeof (expected2) - 1);
hb_font_destroy (font);
}
{
hb_face_t *face = hb_test_open_font_file ("fonts/Mada-VF.ttf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
hb_buffer_t *buffer = hb_buffer_create ();
hb_codepoint_t codepoint = 1610; /* ي */
hb_buffer_add_codepoints (buffer, &codepoint, 1, 0, -1);
hb_buffer_set_direction (buffer, HB_DIRECTION_RTL);
hb_shape (font, buffer, NULL, 0);
codepoint = hb_buffer_get_glyph_infos (buffer, NULL)[0].codepoint;
hb_buffer_destroy (buffer);
/* should resolve composite glyphs recursively */
user_data.consumed = 0;
g_assert (hb_ot_glyph_decompose (font, codepoint, funcs, &user_data));
char expected[] = "M581,170L581,274L443,274Q409,274 384,259Q359,243 348,219"
"Q336,194 340,166Q343,138 365,111L365,111L468,-13Q470,-10 473,-7"
"Q475,-3 477,0L477,0L253,0Q225,0 203,8Q180,15 168,32Q155,48 155,73"
"L155,73L155,269L50,269L50,73Q50,24 69,-10Q88,-44 118,-65"
"Q147,-85 181,-95Q214,-104 243,-104L243,-104L473,-104"
"Q501,-104 525,-91Q549,-78 564,-56Q578,-34 578,-8Q578,18 557,43"
"L557,43L442,182Q439,179 437,176Q435,173 432,170L432,170L581,170Z"
"M184,-194L184,-194Q184,-216 199,-231Q214,-246 236,-246L236,-246"
"Q258,-246 273,-231Q288,-216 288,-194L288,-194Q288,-172 273,-157"
"Q258,-142 236,-142L236,-142Q214,-142 199,-157Q184,-172 184,-194Z"
"M360,-194L360,-194Q360,-216 375,-231Q390,-246 412,-246L412,-246"
"Q434,-246 449,-231Q464,-216 464,-194L464,-194Q464,-172 449,-157"
"Q434,-142 412,-142L412,-142Q390,-142 375,-157Q360,-172 360,-194Z";
g_assert_cmpmem (str, user_data.consumed, expected, sizeof (expected) - 1);
/* should transform points of a composite glyph */
/* The test won't do what it says I think, let's skip for now */
hb_font_destroy (font);
}
/* CFF glyphs, should get a path for the glyph */
{
hb_face_t *face = hb_test_open_font_file ("fonts/SourceSansPro-Regular.otf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
user_data.consumed = 0;
g_assert (hb_ot_glyph_decompose (font, 5, funcs, &user_data));
char expected[] = "M90,0L258,0C456,0 564,122 564,331C564,539 456,656 254,656L90,656ZM173,68"
"L173,588L248,588C401,588 478,496 478,331C478,165 401,68 248,68Z";
g_assert_cmpmem (str, user_data.consumed, expected, sizeof (expected) - 1);
hb_font_destroy (font);
}
/* CFF glyphs (CID font) */
{
/* replaced with a subset as the original one was 15MB */
hb_face_t *face = hb_test_open_font_file ("fonts/NotoSansCJKkr-Regular-subset-colon.ttf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
user_data.consumed = 0;
g_assert (hb_ot_glyph_decompose (font, 1, funcs, &user_data));
char expected[] = "M139,390C175,390 205,419 205,459C205,501 175,530 139,530C103,530 73,501 73,459"
"C73,419 103,390 139,390ZM139,-13C175,-13 205,15 205,56C205,97 175,127 139,127"
"C103,127 73,97 73,56C73,15 103,-13 139,-13Z";
g_assert_cmpmem (str, user_data.consumed, expected, sizeof (expected) - 1);
hb_font_destroy (font);
}
/* Skip SBIX glyphs (empty path), COLR glyphs (empty path), WOFF ttf glyphs, WOFF2 ttf glyph */
}
static void
test_hb_ot_glyph_font_kit_variations_tests (void)
@ -647,6 +757,7 @@ main (int argc, char **argv)
hb_test_add (test_hb_ot_glyph_cff1_rline);
hb_test_add (test_hb_ot_glyph_cff2);
hb_test_add (test_hb_ot_glyph_ttf_parser_tests);
hb_test_add (test_hb_ot_glyph_font_kit_glyphs_tests);
hb_test_add (test_hb_ot_glyph_font_kit_variations_tests);
unsigned result = hb_test_run ();