HarfBuzz text shaping engine
http://harfbuzz.github.io/
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226 lines
9.8 KiB
226 lines
9.8 KiB
/* |
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* Copyright © 2011 Google, Inc. |
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* |
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* This is part of HarfBuzz, a text shaping library. |
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* |
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* Permission is hereby granted, without written agreement and without |
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* license or royalty fees, to use, copy, modify, and distribute this |
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* software and its documentation for any purpose, provided that the |
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* above copyright notice and the following two paragraphs appear in |
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* all copies of this software. |
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* |
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
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* DAMAGE. |
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* |
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
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* |
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* Google Author(s): Behdad Esfahbod |
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*/ |
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#include "hb-test.h" |
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/* Unit tests for hb-common.h */ |
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static void |
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test_types_int (void) |
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{ |
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/* We already ASSERT_STATIC these in hb-private.h, but anyway */ |
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g_assert_cmpint (sizeof (int8_t), ==, 1); |
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g_assert_cmpint (sizeof (uint8_t), ==, 1); |
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g_assert_cmpint (sizeof (int16_t), ==, 2); |
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g_assert_cmpint (sizeof (uint16_t), ==, 2); |
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g_assert_cmpint (sizeof (int32_t), ==, 4); |
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g_assert_cmpint (sizeof (uint32_t), ==, 4); |
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g_assert_cmpint (sizeof (int64_t), ==, 8); |
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g_assert_cmpint (sizeof (uint64_t), ==, 8); |
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g_assert_cmpint (sizeof (hb_codepoint_t), ==, 4); |
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g_assert_cmpint (sizeof (hb_position_t), ==, 4); |
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g_assert_cmpint (sizeof (hb_mask_t), ==, 4); |
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g_assert_cmpint (sizeof (hb_var_int_t), ==, 4); |
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} |
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static void |
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test_types_direction (void) |
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{ |
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g_assert_cmpint ((signed) HB_DIRECTION_INVALID, ==, 0); |
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g_assert_cmpint (HB_DIRECTION_LTR, !=, 0); |
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g_assert (HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_LTR)); |
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g_assert (HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_RTL)); |
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g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_TTB)); |
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g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_BTT)); |
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g_assert (!HB_DIRECTION_IS_HORIZONTAL (HB_DIRECTION_INVALID)); |
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g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_LTR)); |
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g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_RTL)); |
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g_assert (HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_TTB)); |
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g_assert (HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_BTT)); |
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g_assert (!HB_DIRECTION_IS_VERTICAL (HB_DIRECTION_INVALID)); |
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g_assert (HB_DIRECTION_IS_FORWARD (HB_DIRECTION_LTR)); |
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g_assert (HB_DIRECTION_IS_FORWARD (HB_DIRECTION_TTB)); |
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g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_RTL)); |
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g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_BTT)); |
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g_assert (!HB_DIRECTION_IS_FORWARD (HB_DIRECTION_INVALID)); |
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g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_LTR)); |
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g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_TTB)); |
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g_assert (HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_RTL)); |
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g_assert (HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_BTT)); |
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g_assert (!HB_DIRECTION_IS_BACKWARD (HB_DIRECTION_INVALID)); |
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g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_LTR)); |
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g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_TTB)); |
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g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_RTL)); |
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g_assert (HB_DIRECTION_IS_VALID (HB_DIRECTION_BTT)); |
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g_assert (!HB_DIRECTION_IS_VALID (HB_DIRECTION_INVALID)); |
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g_assert (!HB_DIRECTION_IS_VALID ((hb_direction_t) 0x12345678)); |
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g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_LTR), ==, HB_DIRECTION_RTL); |
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g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_RTL), ==, HB_DIRECTION_LTR); |
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g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_TTB), ==, HB_DIRECTION_BTT); |
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g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_BTT), ==, HB_DIRECTION_TTB); |
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//g_assert_cmpint (HB_DIRECTION_REVERSE (HB_DIRECTION_INVALID), ==, HB_DIRECTION_INVALID); |
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g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string (NULL, -1)); |
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g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("", -1)); |
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g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("t", 0)); |
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g_assert_cmpint (HB_DIRECTION_INVALID, ==, hb_direction_from_string ("x", -1)); |
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g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("r", -1)); |
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g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("rtl", -1)); |
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g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("RtL", -1)); |
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g_assert_cmpint (HB_DIRECTION_RTL, ==, hb_direction_from_string ("right-to-left", -1)); |
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g_assert_cmpint (HB_DIRECTION_TTB, ==, hb_direction_from_string ("ttb", -1)); |
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g_assert (0 == strcmp ("ltr", hb_direction_to_string (HB_DIRECTION_LTR))); |
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g_assert (0 == strcmp ("rtl", hb_direction_to_string (HB_DIRECTION_RTL))); |
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g_assert (0 == strcmp ("ttb", hb_direction_to_string (HB_DIRECTION_TTB))); |
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g_assert (0 == strcmp ("btt", hb_direction_to_string (HB_DIRECTION_BTT))); |
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g_assert (0 == strcmp ("invalid", hb_direction_to_string (HB_DIRECTION_INVALID))); |
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} |
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static void |
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test_types_tag (void) |
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{ |
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g_assert_cmphex (HB_TAG_NONE, ==, 0); |
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g_assert_cmphex (HB_TAG ('a','B','c','D'), ==, 0x61426344); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", -1), ==, 0x61426344); |
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g_assert_cmphex (hb_tag_from_string ("aBcD", -1), ==, 0x61426344); |
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g_assert_cmphex (hb_tag_from_string ("aBc", -1), ==, 0x61426320); |
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g_assert_cmphex (hb_tag_from_string ("aB", -1), ==, 0x61422020); |
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g_assert_cmphex (hb_tag_from_string ("a", -1), ==, 0x61202020); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", 1), ==, 0x61202020); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", 2), ==, 0x61422020); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", 3), ==, 0x61426320); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", 4), ==, 0x61426344); |
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g_assert_cmphex (hb_tag_from_string ("aBcDe", 4), ==, 0x61426344); |
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g_assert_cmphex (hb_tag_from_string ("", -1), ==, HB_TAG_NONE); |
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g_assert_cmphex (hb_tag_from_string ("x", 0), ==, HB_TAG_NONE); |
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g_assert_cmphex (hb_tag_from_string (NULL, -1), ==, HB_TAG_NONE); |
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} |
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static void |
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test_types_script (void) |
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{ |
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hb_tag_t arab = HB_TAG_CHAR4 ("arab"); |
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hb_tag_t Arab = HB_TAG_CHAR4 ("Arab"); |
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hb_tag_t ARAB = HB_TAG_CHAR4 ("ARAB"); |
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hb_tag_t wWyZ = HB_TAG_CHAR4 ("wWyZ"); |
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hb_tag_t Wwyz = HB_TAG_CHAR4 ("Wwyz"); |
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hb_tag_t x123 = HB_TAG_CHAR4 ("x123"); |
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g_assert_cmpint (HB_SCRIPT_INVALID, ==, (hb_script_t) HB_TAG_NONE); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, !=, HB_SCRIPT_LATIN); |
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g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string (NULL, -1)); |
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g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string ("", -1)); |
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g_assert_cmphex (HB_SCRIPT_INVALID, ==, hb_script_from_string ("x", 0)); |
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g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_string ("x", -1)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("arab", -1)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("Arab", -1)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("ARAB", -1)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_string ("Arabic", 6)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, !=, hb_script_from_string ("Arabic", 3)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (arab)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (Arab)); |
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g_assert_cmphex (HB_SCRIPT_ARABIC, ==, hb_script_from_iso15924_tag (ARAB)); |
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/* Arbitrary tags that look like may be valid ISO 15924 should be preserved. */ |
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g_assert_cmphex (HB_SCRIPT_UNKNOWN, !=, hb_script_from_string ("wWyZ", -1)); |
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g_assert_cmphex (HB_SCRIPT_UNKNOWN, !=, hb_script_from_iso15924_tag (wWyZ)); |
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/* Otherwise, UNKNOWN should be returned. */ |
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g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_string ("x123", -1)); |
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g_assert_cmphex (HB_SCRIPT_UNKNOWN, ==, hb_script_from_iso15924_tag (x123)); |
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g_assert_cmphex (hb_script_to_iso15924_tag (HB_SCRIPT_ARABIC), ==, Arab); |
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g_assert_cmphex (hb_script_to_iso15924_tag (hb_script_from_iso15924_tag (wWyZ)), ==, Wwyz); |
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g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_LATIN), ==, HB_DIRECTION_LTR); |
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g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_ARABIC), ==, HB_DIRECTION_RTL); |
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g_assert_cmpint (hb_script_get_horizontal_direction (HB_SCRIPT_OLD_ITALIC), ==, HB_DIRECTION_INVALID); |
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g_assert_cmpint (hb_script_get_horizontal_direction (hb_script_from_iso15924_tag (wWyZ)), ==, HB_DIRECTION_LTR); |
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} |
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static void |
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test_types_language (void) |
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{ |
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hb_language_t fa = hb_language_from_string ("fa", -1); |
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hb_language_t fa_IR = hb_language_from_string ("fa_IR", -1); |
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hb_language_t fa_ir = hb_language_from_string ("fa-ir", -1); |
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hb_language_t en = hb_language_from_string ("en", -1); |
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g_assert (HB_LANGUAGE_INVALID == NULL); |
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g_assert (fa != NULL); |
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g_assert (fa_IR != NULL); |
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g_assert (fa_IR == fa_ir); |
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g_assert (en != NULL); |
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g_assert (en != fa); |
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/* Test recall */ |
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g_assert (en == hb_language_from_string ("en", -1)); |
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g_assert (en == hb_language_from_string ("eN", -1)); |
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g_assert (en == hb_language_from_string ("Enx", 2)); |
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g_assert (HB_LANGUAGE_INVALID == hb_language_from_string (NULL, -1)); |
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g_assert (HB_LANGUAGE_INVALID == hb_language_from_string ("", -1)); |
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g_assert (HB_LANGUAGE_INVALID == hb_language_from_string ("en", 0)); |
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g_assert (HB_LANGUAGE_INVALID != hb_language_from_string ("en", 1)); |
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g_assert (NULL == hb_language_to_string (HB_LANGUAGE_INVALID)); |
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/* Not sure how to test this better. Setting env vars |
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* here doesn't sound like the right approach, and I'm |
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* not sure that it even works. */ |
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g_assert (HB_LANGUAGE_INVALID != hb_language_get_default ()); |
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} |
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int |
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main (int argc, char **argv) |
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{ |
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hb_test_init (&argc, &argv); |
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hb_test_add (test_types_int); |
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hb_test_add (test_types_direction); |
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hb_test_add (test_types_tag); |
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hb_test_add (test_types_script); |
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hb_test_add (test_types_language); |
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return hb_test_run(); |
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}
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