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-rw-r--r--tests/test-btowc.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/tests/test-btowc.c b/tests/test-btowc.c
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+/* Test of conversion of unibyte character to wide character.
+ Copyright (C) 2008-2015 Free Software Foundation, Inc.
+
+ This program 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 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2008. */
+
+#include <config.h>
+
+#include <wchar.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (btowc, wint_t, (int));
+
+#include <locale.h>
+#include <stdio.h>
+
+#include "macros.h"
+
+int
+main (int argc, char *argv[])
+{
+ int c;
+
+ /* configure should already have checked that the locale is supported. */
+ if (setlocale (LC_ALL, "") == NULL)
+ return 1;
+
+ ASSERT (btowc (EOF) == WEOF);
+
+ if (argc > 1)
+ switch (argv[1][0])
+ {
+ case '1':
+ /* Locale encoding is ISO-8859-1 or ISO-8859-15. */
+ for (c = 0; c < 0x80; c++)
+ ASSERT (btowc (c) == c);
+ for (c = 0xA0; c < 0x100; c++)
+ ASSERT (btowc (c) != WEOF);
+ return 0;
+
+ case '2':
+ /* Locale encoding is UTF-8. */
+ for (c = 0; c < 0x80; c++)
+ ASSERT (btowc (c) == c);
+ for (c = 0x80; c < 0x100; c++)
+ ASSERT (btowc (c) == WEOF);
+ return 0;
+ }
+
+ return 1;
+}