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Diffstat (limited to 'src/test-sbuf-utf8-nconcat.c')
-rw-r--r-- | src/test-sbuf-utf8-nconcat.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/test-sbuf-utf8-nconcat.c b/src/test-sbuf-utf8-nconcat.c new file mode 100644 index 0000000..d886594 --- /dev/null +++ b/src/test-sbuf-utf8-nconcat.c @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2017 Will Storey <will@summercat.com> + * + * This file is part of ratpoison. + * + * ratpoison is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * ratpoison 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this software; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, + * Boston, MA 02111-1307 USA + */ + +#include "ratpoison.h" + +#include <assert.h> +#include <locale.h> + +void test_sbuf_utf8_nconcat(void); + +int main(void) +{ + utf8_locale = 1; + + test_sbuf_utf8_nconcat(); + return 0; +} + +void +test_sbuf_utf8_nconcat(void) +{ + struct sbuf *buf = NULL; + + /* Zero length string, no limit. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "", -1); + assert(strcmp(sbuf_get(buf), "") == 0); + sbuf_free(buf); + + /* Zero length string, non-zero limit. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "", 5); + assert(strcmp(sbuf_get(buf), "") == 0); + sbuf_free(buf); + + /* ASCII string, no limit. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi there", -1); + assert(strcmp(sbuf_get(buf), "hi there") == 0); + sbuf_utf8_nconcat(buf, " you", -1); + assert(strcmp(sbuf_get(buf), "hi there you") == 0); + sbuf_free(buf); + + /* ASCII string, non-zero limit, truncated. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi there", 4); + assert(strcmp(sbuf_get(buf), "hi t") == 0); + sbuf_free(buf); + + /* ASCII string, non-zero limit, not truncated. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi", 4); + assert(strcmp(sbuf_get(buf), "hi") == 0); + sbuf_free(buf); + + /* UTF-8 string, no limit. */ + + buf = sbuf_new(0); + /* 0xe2 0x84 0xa2 is U+2122, the trademark symbol. */ + sbuf_utf8_nconcat(buf, "hi \xe2\x84\xa2 there", -1); + assert(strcmp(sbuf_get(buf), "hi \xe2\x84\xa2 there") == 0); + sbuf_free(buf); + + /* UTF-8 string, non-zero limit, truncated at an okay spot counting either + by bytes or by characters. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi \xe2\x84\xa2 there you", 11); + assert(strcmp(sbuf_get(buf), "hi \xe2\x84\xa2 there ") == 0); + sbuf_free(buf); + + /* UTF-8 string, non-zero limit, truncated such that if the limit were in + bytes that we would cut in the middle of a character. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi \xe2\x84\xa2 there you", 5); + assert(strcmp(sbuf_get(buf), "hi \xe2\x84\xa2 ") == 0); + sbuf_free(buf); + + /* UTF-8 string, non-zero limit, not truncated. */ + + buf = sbuf_new(0); + sbuf_utf8_nconcat(buf, "hi \xe2\x84\xa2 there you", 20); + assert(strcmp(sbuf_get(buf), "hi \xe2\x84\xa2 there you") == 0); + sbuf_free(buf); + + /* Invalid character. */ + + buf = sbuf_new(0); + /* This is an invalid UTF-8 sequence. It's missing 0xa2. */ + sbuf_utf8_nconcat(buf, "hi \xe2\x84 there you", 20); + assert(strcmp(sbuf_get(buf), "hi \xe2\x84 there you") == 0); + sbuf_free(buf); +} |