/* * Copyright © 2011 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): Behdad Esfahbod */ #ifndef HB_TEST_H #define HB_TEST_H #include #include #include #include #include HB_BEGIN_DECLS /* Just in case */ #undef G_DISABLE_ASSERT #define HB_UNUSED G_GNUC_UNUSED /* Misc */ /* This is too ugly to be public API, but quite handy. */ #define HB_TAG_CHAR4(s) (HB_TAG(((const char *) s)[0], \ ((const char *) s)[1], \ ((const char *) s)[2], \ ((const char *) s)[3])) #define HB_FACE_ADD_TABLE(face, tag, data) \ do { \ hb_blob_t *blob = hb_blob_create_or_fail ((data), \ sizeof (data), \ HB_MEMORY_MODE_READONLY, \ NULL, NULL); \ hb_face_builder_add_table ((face), \ HB_TAG_CHAR4(tag), \ blob); \ hb_blob_destroy (blob); \ } while (0) static inline const char * srcdir (void) { static const char *s; if (!s) { s = getenv ("srcdir"); #ifdef SRCDIR if (!s || !s[0]) s = SRCDIR; #endif if (!s || !s[0]) s = "."; } return s; } /* Helpers */ static inline void hb_test_init (int *argc, char ***argv) { g_test_init (argc, argv, NULL); } static inline int hb_test_run (void) { return g_test_run (); } /* Bugzilla helpers */ static inline void hb_test_bug (const char *uri_base, unsigned int number) { char *s = g_strdup_printf ("%u", number); g_test_bug_base (uri_base); g_test_bug (s); g_free (s); } static inline void hb_test_bug_freedesktop (unsigned int number) { hb_test_bug ("https://bugs.freedesktop.org/", number); } static inline void hb_test_bug_gnome (unsigned int number) { hb_test_bug ("https://bugzilla.gnome.org/", number); } static inline void hb_test_bug_mozilla (unsigned int number) { hb_test_bug ("https://bugzilla.mozilla.org/", number); } static inline void hb_test_bug_redhat (unsigned int number) { hb_test_bug ("https://bugzilla.redhat.com/", number); } /* Wrap glib test functions to simplify. Should have been in glib already. */ /* Drops the "test_" prefix and converts '_' to '/'. * Essentially builds test path from function name. */ static inline char * hb_test_normalize_path (const char *path) { char *s, *p; g_assert (0 == strncmp (path, "test_", 5)); path += 4; s = g_strdup (path); for (p = s; *p; p++) if (*p == '_') *p = '/'; return s; } #if GLIB_CHECK_VERSION(2,25,12) typedef GTestFunc hb_test_func_t; typedef GTestDataFunc hb_test_data_func_t; typedef GTestFixtureFunc hb_test_fixture_func_t; #else typedef void (*hb_test_func_t) (void); typedef void (*hb_test_data_func_t) (gconstpointer user_data); typedef void (*hb_test_fixture_func_t) (void); #endif #if !GLIB_CHECK_VERSION(2,30,0) #define g_test_fail() g_error("Test failed") #endif #ifndef g_assert_true #define g_assert_true g_assert #endif #ifndef g_assert_cmpmem #define g_assert_cmpmem(m1, l1, m2, l2) g_assert_true (l1 == l2 && memcmp (m1, m2, l1) == 0) #endif static inline void hb_test_assert_blobs_equal (hb_blob_t *expected_blob, hb_blob_t *actual_blob) { unsigned int expected_length, actual_length; const char *raw_expected = hb_blob_get_data (expected_blob, &expected_length); const char *raw_actual = hb_blob_get_data (actual_blob, &actual_length); g_assert_cmpint(expected_length, ==, actual_length); if (memcmp (raw_expected, raw_actual, expected_length) != 0) { for (unsigned int i = 0; i < expected_length; i++) { int expected = *(raw_expected + i); int actual = *(raw_actual + i); if (expected != actual) fprintf(stderr, "+%u %02x != %02x\n", i, expected, actual); else fprintf(stderr, "+%u %02x\n", i, expected); } } g_assert_cmpint(0, ==, memcmp(raw_expected, raw_actual, expected_length)); } static inline void hb_test_add_func (const char *test_path, hb_test_func_t test_func) { char *normal_path = hb_test_normalize_path (test_path); g_test_add_func (normal_path, test_func); g_free (normal_path); } #define hb_test_add(Func) hb_test_add_func (#Func, Func) static inline void hb_test_add_func_flavor (const char *test_path, const char *flavor, hb_test_func_t test_func) { char *path = g_strdup_printf ("%s/%s", test_path, flavor); hb_test_add_func (path, test_func); g_free (path); } #define hb_test_add_flavor(Flavor, Func) hb_test_add_func (#Func, Flavor, Func) static inline void hb_test_add_data_func (const char *test_path, gconstpointer test_data, hb_test_data_func_t test_func) { char *normal_path = hb_test_normalize_path (test_path); g_test_add_data_func (normal_path, test_data, test_func); g_free (normal_path); } #define hb_test_add_data(UserData, Func) hb_test_add_data_func (#Func, UserData, Func) static inline void hb_test_add_data_func_flavor (const char *test_path, const char *flavor, gconstpointer test_data, hb_test_data_func_t test_func) { char *path = g_strdup_printf ("%s/%s", test_path, flavor); hb_test_add_data_func (path, test_data, test_func); g_free (path); } #define hb_test_add_data_flavor(UserData, Flavor, Func) hb_test_add_data_func_flavor (#Func, Flavor, UserData, Func) static inline void hb_test_add_vtable (const char *test_path, gsize data_size, gconstpointer test_data, hb_test_fixture_func_t data_setup, hb_test_fixture_func_t data_test, hb_test_fixture_func_t data_teardown) { char *normal_path = hb_test_normalize_path (test_path); g_test_add_vtable (normal_path, data_size, test_data, data_setup, data_test, data_teardown); g_free (normal_path); } #define hb_test_add_fixture(FixturePrefix, UserData, Func) \ G_STMT_START { \ typedef G_PASTE (FixturePrefix, _t) Fixture; \ void (*add_vtable) (const char*, gsize, gconstpointer, \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer)) \ = (void (*) (const gchar *, gsize, gconstpointer, \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer))) hb_test_add_vtable; \ add_vtable (#Func, sizeof (G_PASTE (FixturePrefix, _t)), UserData, \ G_PASTE (FixturePrefix, _init), Func, G_PASTE (FixturePrefix, _finish)); \ } G_STMT_END static inline void hb_test_add_vtable_flavor (const char *test_path, const char *flavor, gsize data_size, gconstpointer test_data, hb_test_fixture_func_t data_setup, hb_test_fixture_func_t data_test, hb_test_fixture_func_t data_teardown) { char *path = g_strdup_printf ("%s/%s", test_path, flavor); hb_test_add_vtable (path, data_size, test_data, data_setup, data_test, data_teardown); g_free (path); } #define hb_test_add_fixture_flavor(FixturePrefix, UserData, Flavor, Func) \ G_STMT_START { \ typedef G_PASTE (FixturePrefix, _t) Fixture; \ void (*add_vtable) (const char*, const char *, gsize, gconstpointer, \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer)) \ = (void (*) (const gchar *, const char *, gsize, gconstpointer, \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer), \ void (*) (Fixture*, gconstpointer))) hb_test_add_vtable_flavor; \ add_vtable (#Func, Flavor, sizeof (G_PASTE (FixturePrefix, _t)), UserData, \ G_PASTE (FixturePrefix, _init), Func, G_PASTE (FixturePrefix, _finish)); \ } G_STMT_END static inline hb_face_t * hb_test_open_font_file (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_or_fail (path); hb_face_t *face; if (!blob) g_error ("Font %s not found.", path); face = hb_face_create (blob, 0); hb_blob_destroy (blob); g_free (path); return face; } HB_END_DECLS #endif /* HB_TEST_H */