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/*
* Copyright © 2018 Google, 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.
*
* Google Author(s): Garret Rieger
*/
#include "hb-test.h"
#include "hb-subset-test.h"
/* Unit tests for hdmx subsetting */
static void
test_subset_hdmx_simple_subset (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.abc.ttf");
hb_face_t *face_ac = hb_test_open_font_file ("fonts/Roboto-Regular.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','d','m','x'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_ac);
}
static void
test_subset_hdmx_multiple_device_records (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.multihdmx.abc.ttf");
hb_face_t *face_a = hb_test_open_font_file ("fonts/Roboto-Regular.multihdmx.a.ttf");
hb_set_t *codepoints = hb_set_create ();
hb_face_t *face_abc_subset;
hb_set_add (codepoints, 'a');
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_a, face_abc_subset, HB_TAG ('h','d','m','x'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
hb_face_destroy (face_a);
}
static void
test_subset_hdmx_invalid (void)
{
hb_face_t *face = hb_test_open_font_file ("../fuzzing/fonts/crash-ccc61c92d589f895174cdef6ff2e3b20e9999a1a");
hb_subset_input_t *input = hb_subset_input_create_or_fail ();
hb_set_t *codepoints = hb_subset_input_unicode_set (input);
hb_face_t *subset;
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'b');
hb_set_add (codepoints, 'c');
subset = hb_subset_or_fail (face, input);
g_assert_true (!subset);
hb_subset_input_destroy (input);
hb_face_destroy (subset);
hb_face_destroy (face);
}
static void
test_subset_hdmx_noop (void)
{
hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.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','d','m','x'));
hb_face_destroy (face_abc_subset);
hb_face_destroy (face_abc);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_subset_hdmx_simple_subset);
hb_test_add (test_subset_hdmx_multiple_device_records);
hb_test_add (test_subset_hdmx_invalid);
hb_test_add (test_subset_hdmx_noop);
return hb_test_run();
}
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