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+/* Test of searching in a string.
+ Copyright (C) 2007-2016 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>, 2007. */
+
+#include <config.h>
+
+#include <string.h>
+
+#include <locale.h>
+
+#include "macros.h"
+
+int
+main ()
+{
+ /* configure should already have checked that the locale is supported. */
+ if (setlocale (LC_ALL, "") == NULL)
+ return 1;
+
+ /* Tests with a character < 0x30. */
+ {
+ const char input[] = "\312\276\300\375 \312\276\300\375 \312\276\300\375"; /* "示例 示例 示例" */
+ const char *result = mbsstr (input, " ");
+ ASSERT (result == input + 4);
+ }
+
+ {
+ const char input[] = "\312\276\300\375"; /* "示例" */
+ const char *result = mbsstr (input, " ");
+ ASSERT (result == NULL);
+ }
+
+ /* Tests with a character >= 0x30. */
+ {
+ const char input[] = "\272\305123\324\313\320\320\241\243"; /* "号123运行。" */
+ const char *result = mbsstr (input, "2");
+ ASSERT (result == input + 3);
+ }
+
+ /* The following tests show how mbsstr() is different from strstr(). */
+
+ {
+ const char input[] = "\313\320\320\320"; /* "诵行" */
+ const char *result = mbsstr (input, "\320\320"); /* "行" */
+ ASSERT (result == input + 2);
+ }
+
+ {
+ const char input[] = "\203\062\332\066123\324\313\320\320\241\243"; /* "씋123运行。" */
+ const char *result = mbsstr (input, "2");
+ ASSERT (result == input + 5);
+ }
+
+ {
+ const char input[] = "\312\276\300\375 \312\276\300\375 \312\276\300\375"; /* "示例 示例 示例" */
+ const char *result = mbsstr (input, "\276\300"); /* "纠" */
+ ASSERT (result == NULL);
+ }
+
+ {
+ const char input[] = "\312\276\300\375 \312\276\300\375 \312\276\300\375"; /* "示例 示例 示例" */
+ const char *result = mbsstr (input, "\375 "); /* invalid multibyte sequence */
+ ASSERT (result == NULL);
+ }
+
+ return 0;
+}