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/*
* 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
*/
#include "hb-test.h"
/* Unit tests for hb-common.h */
static void
test_types_int (void)
{
/* We already ASSERT_STATIC these in hb-private.h, but anyway */
g_assert_cmpint (sizeof (int8_t), ==, 1);
g_assert_cmpint (sizeof (uint8_t), ==, 1);
g_assert_cmpint (sizeof (int16_t), ==, 2);
g_assert_cmpint (sizeof (uint16_t), ==, 2);
g_assert_cmpint (sizeof (int32_t), ==, 4);
g_assert_cmpint (sizeof (uint32_t), ==, 4);
g_assert_cmpint (sizeof (int64_t), ==, 8);
g_assert_cmpint (sizeof (uint64_t), ==, 8);
g_assert_cmpint (sizeof (hb_codepoint_t), ==, 4);
g_assert_cmpint (sizeof (hb_position_t), ==, 4);
g_assert_cmpint (sizeof (hb_mask_t), ==, 4);
g_assert_cmpint (sizeof (hb_var_int_t), ==, 4);
}
static void
test_types_direction (void)
{
g_assert_cmpint ((signed) HB_DIRECTION_INVALID, ==, 0);
g_assert_cmpint (HB_DIRECTION_LTR, !=, 0);
g_assert (HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_LTR));
g_assert (HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_RTL));
g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_TTB));
g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_BTT));
g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_INVALID));
g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_LTR));
g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_RTL));
g_assert (HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_TTB));
g_assert (HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_BTT));
g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_INVALID));
g_assert (HB_DIRECTION_IS_FORWARD (HB_DIRECTION_LTR));
g_assert (HB_DIRECTION_IS_FORWARD (HB_DIRECTION_TTB));
g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_RTL));
g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_BTT));
g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_INVALID));
g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_LTR));
g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_TTB));
g_assert (HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_RTL));
g_assert (HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_BTT));
g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_INVALID));
g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_LTR));
g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_TTB));
g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_RTL));
g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_BTT));
g_assert (!HB_DIRECTION_IS_VALID (HB_DIRECTION_INVALID));
g_assert (!HB_DIRECTION_IS_VALID ((hb_direction_t) 0x12345678));
g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_LTR), ==, HB_DIRECTION_RTL);
g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_RTL), ==, HB_DIRECTION_LTR);
g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_TTB), ==, HB_DIRECTION_BTT);
g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_BTT), ==, HB_DIRECTION_TTB);
//g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_INVALID), ==, HB_DIRECTION_INVALID);
g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string (NULL, -1));
g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("", -1));
g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("t", 0));
g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("x", -1));
g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("r", -1));
g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("rtl", -1));
g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("RtL", -1));
g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("right-to-left", -1));
g_assert_cmpint (HB_DIRECTION_TTB, ==, hb_direction_from_string ("ttb", -1));
g_assert (0 == strcmp ("ltr", hb_direction_to_string (HB_DIRECTION_LTR)));
g_assert (0 == strcmp ("rtl", hb_direction_to_string (HB_DIRECTION_RTL)));
g_assert (0 == strcmp ("ttb", hb_direction_to_string (HB_DIRECTION_TTB)));
g_assert (0 == strcmp ("btt", hb_direction_to_string (HB_DIRECTION_BTT)));
g_assert (0 == strcmp ("invalid", hb_direction_to_string (HB_DIRECTION_INVALID)));
}
static void
test_types_tag (void)
{
g_assert_cmphex (HB_TAG_NONE, ==, 0);
g_assert_cmphex (HB_TAG ('a','B','c','D'), ==, 0x61426344);
g_assert_cmphex (hb_tag_from_string ("aBcDe", -1), ==, 0x61426344);
g_assert_cmphex (hb_tag_from_string ("aBcD", -1), ==, 0x61426344);
g_assert_cmphex (hb_tag_from_string ("aBc", -1), ==, 0x61426320);
g_assert_cmphex (hb_tag_from_string ("aB", -1), ==, 0x61422020);
g_assert_cmphex (hb_tag_from_string ("a", -1), ==, 0x61202020);
g_assert_cmphex (hb_tag_from_string ("aBcDe", 1), ==, 0x61202020);
g_assert_cmphex (hb_tag_from_string ("aBcDe", 2), ==, 0x61422020);
g_assert_cmphex (hb_tag_from_string ("aBcDe", 3), ==, 0x61426320);
g_assert_cmphex (hb_tag_from_string ("aBcDe", 4), ==, 0x61426344);
g_assert_cmphex (hb_tag_from_string ("aBcDe", 4), ==, 0x61426344);
g_assert_cmphex (hb_tag_from_string ("", -1), ==, HB_TAG_NONE);
g_assert_cmphex (hb_tag_from_string ("x", 0), ==, HB_TAG_NONE);
g_assert_cmphex (hb_tag_from_string (NULL, -1), ==, HB_TAG_NONE);
}
static void
test_types_script (void)
{
hb_tag_t arab = HB_TAG_CHAR4 ("arab");
hb_tag_t Arab = HB_TAG_CHAR4 ("Arab");
hb_tag_t ARAB = HB_TAG_CHAR4 ("ARAB");
hb_tag_t wWyZ = HB_TAG_CHAR4 ("wWyZ");
hb_tag_t Wwyz = HB_TAG_CHAR4 ("Wwyz");
hb_tag_t x123 = HB_TAG_CHAR4 ("x123");
g_assert_cmpint (HB_SCRIPT_INVALID, ==, (hb_script_t) HB_TAG_NONE);
g_assert_cmphex (HB_SCRIPT_ARABIC, !=, HB_SCRIPT_LATIN);
g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string (NULL, -1));
g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string ("", -1));
g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string ("x", 0));
g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_string ("x", -1));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("arab", -1));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("Arab", -1));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("ARAB", -1));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("Arabic", 6));
g_assert_cmphex (HB_SCRIPT_ARABIC, !=, hb_script_from_string ("Arabic", 3));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (arab));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (Arab));
g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (ARAB));
/* Arbitrary tags that look like may be valid ISO 15924 should be preserved. */
g_assert_cmphex (HB_SCRIPT_UNKNOWN, !=, hb_script_from_string ("wWyZ", -1));
g_assert_cmphex (HB_SCRIPT_UNKNOWN, !=, hb_script_from_iso15924_tag (wWyZ));
/* Otherwise, UNKNOWN should be returned. */
g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_string ("x123", -1));
g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_iso15924_tag (x123));
g_assert_cmphex (hb_script_to_iso15924_tag (HB_SCRIPT_ARABIC), ==, Arab);
g_assert_cmphex (hb_script_to_iso15924_tag (hb_script_from_iso15924_tag (wWyZ)), ==, Wwyz);
g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_LATIN), ==, HB_DIRECTION_LTR);
g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_ARABIC), ==, HB_DIRECTION_RTL);
g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_OLD_ITALIC), ==, HB_DIRECTION_INVALID);
g_assert_cmpint (hb_script_get_horizontal_direction (hb_script_from_iso15924_tag (wWyZ)), ==, HB_DIRECTION_LTR);
}
static void
test_types_language (void)
{
hb_language_t fa = hb_language_from_string ("fa", -1);
hb_language_t fa_IR = hb_language_from_string ("fa_IR", -1);
hb_language_t fa_ir = hb_language_from_string ("fa-ir", -1);
hb_language_t en = hb_language_from_string ("en", -1);
g_assert (HB_LANGUAGE_INVALID == NULL);
g_assert (fa != NULL);
g_assert (fa_IR != NULL);
g_assert (fa_IR == fa_ir);
g_assert (en != NULL);
g_assert (en != fa);
/* Test recall */
g_assert (en == hb_language_from_string ("en", -1));
g_assert (en == hb_language_from_string ("eN", -1));
g_assert (en == hb_language_from_string ("Enx", 2));
g_assert (HB_LANGUAGE_INVALID == hb_language_from_string (NULL, -1));
g_assert (HB_LANGUAGE_INVALID == hb_language_from_string ("", -1));
g_assert (HB_LANGUAGE_INVALID == hb_language_from_string ("en", 0));
g_assert (HB_LANGUAGE_INVALID != hb_language_from_string ("en", 1));
g_assert (NULL == hb_language_to_string (HB_LANGUAGE_INVALID));
/* Not sure how to test this better. Setting env vars
* here doesn't sound like the right approach, and I'm
* not sure that it even works. */
g_assert (HB_LANGUAGE_INVALID != hb_language_get_default ());
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_types_int);
hb_test_add (test_types_direction);
hb_test_add (test_types_tag);
hb_test_add (test_types_script);
hb_test_add (test_types_language);
return hb_test_run();
}
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