harfbuzz/test/api/test-subset-hvar.c

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/*
* Copyright © 2019 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 HVAR subsetting */
static void
test_subset_map_HVAR_noop (void)
{
hb_face_t *face_abc = hb_test_open_font_file("fonts/AdobeVFPrototype.abc.otf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'b');
hb_set_add (codepoints, 'c');
face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
hb_set_destroy (codepoints);
hb_subset_test_check (face_abc, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
}
static void
test_subset_map_HVAR (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/AdobeVFPrototype.abc.otf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/AdobeVFPrototype.ac.otf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'c');
face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
hb_set_destroy (codepoints);
hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
static void
test_subset_map_HVAR_retaingids (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/AdobeVFPrototype.abc.otf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/AdobeVFPrototype.ac.retaingids.otf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'c');
hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
hb_subset_input_set_flag (input, HB_SUBSET_FLAG_RETAIN_GIDS, true);
face_abc_subset = hb_subset_test_create_subset (face_abc, input);
hb_set_destroy (codepoints);
hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
static void
test_subset_map_modHVAR (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/SourceSansVariable-Roman-modHVAR.abc.ttf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/SourceSansVariable-Roman-modHVAR.ac.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'c');
face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
hb_set_destroy (codepoints);
hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
static void
test_subset_identity_HVAR_noop (void)
{
hb_face_t *face_abc = hb_test_open_font_file("fonts/SourceSansVariable-Roman.abc.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'b');
hb_set_add (codepoints, 'c');
face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
hb_set_destroy (codepoints);
hb_subset_test_check (face_abc, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
}
static void
test_subset_identity_HVAR (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/SourceSansVariable-Roman.abc.ttf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/SourceSansVariable-Roman.ac.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'c');
face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
hb_set_destroy (codepoints);
hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
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static void
test_subset_identity_HVAR_retaingids (void)
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{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/SourceSansVariable-Roman.abc.ttf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/SourceSansVariable-Roman.ac.retaingids.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'c');
hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
hb_subset_input_set_flag (input, HB_SUBSET_FLAG_RETAIN_GIDS, true);
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face_abc_subset = hb_subset_test_create_subset (face_abc, input);
hb_set_destroy (codepoints);
hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('H','V','A','R'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_subset_map_HVAR_noop);
hb_test_add (test_subset_map_HVAR);
hb_test_add (test_subset_map_HVAR_retaingids);
hb_test_add (test_subset_map_modHVAR);
hb_test_add (test_subset_identity_HVAR_noop);
hb_test_add (test_subset_identity_HVAR);
hb_test_add (test_subset_identity_HVAR_retaingids);
return hb_test_run ();
}