harfbuzz/test/api/test-subset-gpos.c
2020-01-23 10:50:52 -08:00

93 lines
3.0 KiB
C

/*
* Copyright © 2020 Adobe Inc.
*
* 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.
*
* Adobe Author(s): Michiharu Ariza
*/
#include "hb-test.h"
#include "hb-subset-test.h"
/* Unit tests for GPOS subsetting */
static void
test_subset_gpos_lookup_subtable (void)
{
hb_face_t *face_pwa = hb_test_open_font_file ("fonts/Roboto-Regular-gpos-.aw.ttf");
hb_face_t *face_wa = hb_test_open_font_file ("fonts/Roboto-Regular-gpos-aw.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_pwa_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'w');
hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
hb_set_del (hb_subset_input_drop_tables_set (input), HB_TAG ('G', 'P', 'O', 'S'));
face_pwa_subset = hb_subset_test_create_subset (face_pwa, input);
hb_set_destroy (codepoints);
hb_subset_test_check (face_wa, face_pwa_subset, HB_TAG ('G','P','O','S'));
hb_face_destroy (face_pwa_subset);
hb_face_destroy (face_pwa);
hb_face_destroy (face_wa);
}
/* TODO: Once GDEF subsetting is implemented, this test may fail & expected result need update. */
static void
test_subset_gpos_pairpos1_vf (void)
{
hb_face_t *face_wav = hb_test_open_font_file ("fonts/AdobeVFPrototype.WAV.gpos.otf");
hb_face_t *face_wa = hb_test_open_font_file ("fonts/AdobeVFPrototype.WA.gpos.otf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_wav_subset;
hb_set_add (codepoints, 'W');
hb_set_add (codepoints, 'A');
hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
hb_set_del (hb_subset_input_drop_tables_set (input), HB_TAG ('G', 'P', 'O', 'S'));
face_wav_subset = hb_subset_test_create_subset (face_wav, input);
hb_set_destroy (codepoints);
hb_subset_test_check (face_wa, face_wav_subset, HB_TAG ('G','P','O','S'));
hb_face_destroy (face_wav_subset);
hb_face_destroy (face_wav);
hb_face_destroy (face_wa);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_subset_gpos_lookup_subtable);
hb_test_add (test_subset_gpos_pairpos1_vf);
return hb_test_run ();
}