diff options
Diffstat (limited to 'tests/unigbrk/test-u32-grapheme-prev.c')
| -rw-r--r-- | tests/unigbrk/test-u32-grapheme-prev.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/tests/unigbrk/test-u32-grapheme-prev.c b/tests/unigbrk/test-u32-grapheme-prev.c index 30bb3efa..9543f939 100644 --- a/tests/unigbrk/test-u32-grapheme-prev.c +++ b/tests/unigbrk/test-u32-grapheme-prev.c @@ -1,5 +1,5 @@ /* Previous grapheme cluster test. - Copyright (C) 2010-2024 Free Software Foundation, Inc. + Copyright (C) 2010-2026 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 @@ -54,14 +54,12 @@ test_u32_grapheme_prev (size_t len, ...) prev = u32_grapheme_prev (end, s); if (prev != end - len) { - size_t i; - if (prev == NULL) fputs ("u32_grapheme_prev returned NULL", stderr); else fprintf (stderr, "u32_grapheme_prev skipped %tu units", end - prev); fprintf (stderr, ", expected %zu:\n", len); - for (i = 0; i < n; i++) + for (size_t i = 0; i < n; i++) fprintf (stderr, " %04x", s[i]); putc ('\n', stderr); fflush (stderr); @@ -97,6 +95,15 @@ main (void) test_u32_grapheme_prev (1, 'e', ACUTE, 'x', -1); test_u32_grapheme_prev (2, 'e', ACUTE, 'e', ACUTE, -1); + /* CR LF handling. */ + test_u32_grapheme_prev (2, 'c', '\r', '\n', -1); + + /* Emoji modifier / ZWJ sequence. */ + test_u32_grapheme_prev (5, 0x2B50, 0x0305, 0x0347, 0x200D, 0x2600, -1); + + /* Regional indicators. */ + test_u32_grapheme_prev (2, 0x1F1E9, 0x1F1EA, 0x1F1EB, 0x1F1F7, -1); + /* Outside BMP. */ #define NEUTRAL_FACE 0x1f610 /* 😐: neutral face. */ test_u32_grapheme_prev (1, NEUTRAL_FACE, -1); |