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-rw-r--r--tests/unigbrk/test-u8-grapheme-next.c79
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diff --git a/tests/unigbrk/test-u8-grapheme-next.c b/tests/unigbrk/test-u8-grapheme-next.c
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--- a/tests/unigbrk/test-u8-grapheme-next.c
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-/* Next grapheme cluster length test.
- Copyright (C) 2010-2015 Free Software Foundation, Inc.
-
- This program is free software: you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
-
-/* Written by Ben Pfaff <blp@cs.stanford.edu>, 2010. */
-
-#include <config.h>
-
-/* Specification. */
-#include <unigbrk.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "macros.h"
-
-static void
-test_u8_grapheme_next (const char *input, size_t n, size_t len)
-{
- const uint8_t *s = (const uint8_t *) input;
- const uint8_t *next = u8_grapheme_next (s, s + n);
- if (next != s + len)
- {
- size_t i;
-
- if (next == NULL)
- fputs ("u8_grapheme_next returned NULL", stderr);
- else
- fprintf (stderr, "u8_grapheme_next skipped %zu bytes", next - s);
- fprintf (stderr, ", expected %zu:\n", len);
- for (i = 0; i < n; i++)
- fprintf (stderr, " %02x", s[i]);
- putc ('\n', stderr);
- abort ();
- }
-}
-
-int
-main (void)
-{
- static const uint8_t s[] = "abc";
-
- /* Empty string. */
- ASSERT (u8_grapheme_next (NULL, NULL) == NULL);
- ASSERT (u8_grapheme_next (s, s) == NULL);
-
- /* Standalone 1-unit graphemes. */
- test_u8_grapheme_next ("a", 1, 1);
- test_u8_grapheme_next ("ab", 2, 1);
- test_u8_grapheme_next ("abc", 3, 1);
-
- /* Multi-unit, single code point graphemes. */
-#define HIRAGANA_A "\343\201\202" /* あ: Hiragana letter 'a'. */
- test_u8_grapheme_next (HIRAGANA_A, 3, 3);
- test_u8_grapheme_next (HIRAGANA_A"x", 4, 3);
- test_u8_grapheme_next (HIRAGANA_A HIRAGANA_A, 6, 3);
-
- /* Combining accents. */
-#define GRAVE "\314\200" /* Combining grave accent. */
-#define ACUTE "\314\201" /* Combining acute accent. */
- test_u8_grapheme_next ("e"ACUTE, 3, 3);
- test_u8_grapheme_next ("e"ACUTE GRAVE, 5, 5);
- test_u8_grapheme_next ("e"ACUTE"x", 4, 3);
- test_u8_grapheme_next ("e"ACUTE "e"ACUTE, 6, 3);
-
- return 0;
-}