/*
* 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 <hb-config.hh>
#include <hb-glib.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.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
/* 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 ();
}
/* 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)
{
g_assert (0 == strncmp (path, "test_", 5));
path += 4;
char *p = g_strdup (path);
p[0] = '/';
return p;
}
#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_false
#define g_assert_false(expr) g_assert(!(expr))
#endif
#ifndef g_assert_nonnull
#define g_assert_nonnull 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);
}
}
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_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)
{
if (flavor && *flavor)
{
char *path = g_strdup_printf ("%s/%s", test_path, flavor);
hb_test_add_data_func (path, test_data, test_func);
g_free (path);
}
else
hb_test_add_data_func (test_path, test_data, test_func);
}
#define hb_test_add_data_flavor(UserData, Flavor, Func) hb_test_add_data_func_flavor (#Func, Flavor, UserData, Func)
#define hb_test_add_flavor(Flavor, Func) hb_test_add_data_flavor (Flavor, Flavor, 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 char *
hb_test_resolve_path (const char *path)
{
#if GLIB_CHECK_VERSION(2,37,2)
if (path[0] != '/')
return g_test_build_filename (G_TEST_DIST, path, NULL);
#endif
return g_strdup (path);
}
static inline hb_face_t *
hb_test_open_font_file_with_index (const char *font_path, unsigned face_index)
{
char *path = hb_test_resolve_path (font_path);
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, face_index);
hb_blob_destroy (blob);
g_free (path);
return face;
}
static inline hb_face_t *
hb_test_open_font_file (const char *font_path)
{
return hb_test_open_font_file_with_index (font_path, 0);
}
HB_END_DECLS
#endif /* HB_TEST_H */
