harfbuzz/test/api/hb-subset-test.h

111 lines
2.9 KiB
C

/*
* 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
*/
#ifndef HB_SUBSET_TEST_H
#define HB_SUBSET_TEST_H
#include <stdio.h>
#include "hb-test.h"
#include "hb-subset.h"
#ifdef HAVE_STDBOOL_H
# include <stdbool.h>
#else
typedef short bool;
# ifndef true
# define true 1
# endif
# ifndef false
# define false 0
# endif
#endif
HB_BEGIN_DECLS
static inline hb_face_t *
hb_subset_test_open_font (const char *font_path)
{
#if GLIB_CHECK_VERSION(2,37,2)
char *path = g_test_build_filename (G_TEST_DIST, font_path, NULL);
#else
char *path = g_strdup (font_path);
#endif
hb_blob_t *blob = hb_blob_create_from_file (path);
if (hb_blob_get_length (blob) == 0)
{
printf ("The test font is not found.");
exit (1);
}
hb_face_t *face = hb_face_create (blob, 0);
hb_blob_destroy (blob);
g_free (path);
return face;
}
static inline hb_subset_input_t *
hb_subset_test_create_input(const hb_set_t *codepoints)
{
hb_subset_input_t *input = hb_subset_input_create_or_fail ();
hb_set_t * input_codepoints = hb_subset_input_unicode_set (input);
hb_set_union (input_codepoints, codepoints);
return input;
}
static inline hb_face_t *
hb_subset_test_create_subset (hb_face_t *source,
hb_subset_input_t *input)
{
hb_face_t *subset = hb_subset (source, input);
g_assert (subset);
hb_subset_input_destroy (input);
return subset;
}
static inline void
hb_subset_test_check (hb_face_t *expected,
hb_face_t *actual,
hb_tag_t table)
{
hb_blob_t *expected_blob, *actual_blob;
fprintf(stderr, "compare %c%c%c%c\n", HB_UNTAG(table));
expected_blob = hb_face_reference_table (expected, table);
actual_blob = hb_face_reference_table (actual, table);
hb_test_assert_blobs_equal (expected_blob, actual_blob);
hb_blob_destroy (expected_blob);
hb_blob_destroy (actual_blob);
}
HB_END_DECLS
#endif /* HB_SUBSET_TEST_H */