2 * Copyright © 2018 Google, Inc.
4 * This is part of HarfBuzz, a text shaping library.
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
24 * Google Author(s): Garret Rieger
27 #ifndef HB_SUBSET_TEST_H
28 #define HB_SUBSET_TEST_H
33 #include "hb-subset.h"
39 hb_subset_test_read_file (const char *path,
40 size_t *length /* OUT */)
42 FILE *fp = fopen (path, "rb");
46 if (fp && fseek (fp, 0, SEEK_END) == 0)
48 file_length = ftell(fp);
54 buffer = (char *) calloc (file_length + 1, sizeof (char));
55 if (buffer && fread (buffer, 1, file_length, fp) == (size_t) file_length)
57 *length = file_length;
72 static inline hb_face_t *
73 hb_subset_test_open_font (const char *font_path)
75 #if GLIB_CHECK_VERSION(2,37,2)
76 gchar* path = g_test_build_filename(G_TEST_DIST, font_path, NULL);
78 gchar* path = g_strdup(fontFile);
82 char *font_data = hb_subset_test_read_file(path, &length);
84 if (font_data != NULL) {
85 hb_blob_t *blob = hb_blob_create (font_data,
87 HB_MEMORY_MODE_READONLY,
90 hb_face_t *face = hb_face_create (blob, 0);
91 hb_blob_destroy (blob);
95 return NULL; /* Shut up, compiler! */
98 static inline hb_subset_input_t *
99 hb_subset_test_create_input(const hb_set_t *codepoints)
101 hb_subset_input_t *input = hb_subset_input_create_or_fail ();
102 hb_set_t * input_codepoints = hb_subset_input_unicode_set (input);
103 hb_set_union (input_codepoints, codepoints);
107 static inline hb_face_t *
108 hb_subset_test_create_subset (hb_face_t *source,
109 hb_subset_input_t *input)
111 hb_subset_profile_t *profile = hb_subset_profile_create();
112 hb_face_t *subset = hb_subset (source, profile, input);
115 hb_subset_profile_destroy (profile);
116 hb_subset_input_destroy (input);
121 hb_subset_test_check (hb_face_t *expected,
125 fprintf(stderr, "compare %c%c%c%c\n", HB_UNTAG(table));
126 hb_blob_t *expected_blob = hb_face_reference_table (expected, table);
127 hb_blob_t *actual_blob = hb_face_reference_table (actual, table);
128 hb_test_assert_blobs_equal (expected_blob, actual_blob);
129 hb_blob_destroy (expected_blob);
130 hb_blob_destroy (actual_blob);
136 #endif /* HB_SUBSET_TEST_H */