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-rw-r--r--tests/unigbrk/test-u8-grapheme-breaks.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/tests/unigbrk/test-u8-grapheme-breaks.c b/tests/unigbrk/test-u8-grapheme-breaks.c
index 84c85d8..d6f3d55 100644
--- a/tests/unigbrk/test-u8-grapheme-breaks.c
+++ b/tests/unigbrk/test-u8-grapheme-breaks.c
@@ -1,5 +1,5 @@
/* Grapheme cluster breaks test.
- Copyright (C) 2010-2018 Free Software Foundation, Inc.
+ Copyright (C) 2010-2022 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
@@ -91,5 +91,16 @@ main (void)
test_u8_grapheme_breaks ("e"ACUTE"x", "#__#");
test_u8_grapheme_breaks ("e"ACUTE "e"ACUTE, "#__#__");
+ /* CR LF handling. */
+ test_u8_grapheme_breaks ("a\nb\rc\r\nd", "######_#");
+
+ /* Emoji modifier / ZWJ sequence. */
+ test_u8_grapheme_breaks ("\342\230\205\314\205\315\207\342\200\215\342\230\200",
+ "#____________");
+
+ /* Regional indicators. */
+ test_u8_grapheme_breaks (".\360\237\207\251\360\237\207\252\360\237\207\253\360\237\207\267.",
+ "##_______#_______#");
+
return 0;
}