[vlc-commits] test: Provide tests for our strnstr implementation

[Hugo Beauzée-Luyssen]

vlc | branch: master | Hugo Beauzée-Luyssen <hugo at beauzee.fr> | Wed Dec  9 18:05:50 2015 +0100| [71001a361d398da3389b9fcddbf51345de0a6002] | committer: Hugo Beauzée-Luyssen

test: Provide tests for our strnstr implementation

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=71001a361d398da3389b9fcddbf51345de0a6002
---

 compat/Makefile.am    |    9 +++++++++
 compat/test/strnstr.c |   50 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)

diff --git a/compat/Makefile.am b/compat/Makefile.am
index 253061d..e4b7a8e 100644
--- a/compat/Makefile.am
+++ b/compat/Makefile.am
@@ -9,3 +9,12 @@ CLEANFILES = dummy.c
 dummy.c:
 	$(AM_V_at)rm -f dummy.c
 	$(AM_V_GEN)echo '/* Automatically generated */' > dummy.c
+
+
+check_PROGRAMS = \
+	test_strnstr
+
+TESTS = $(check_PROGRAMS)
+
+test_strnstr_SOURCES = test/strnstr.c
+test_strnstr_LDADD = libcompat.la
diff --git a/compat/test/strnstr.c b/compat/test/strnstr.c
new file mode 100644
index 0000000..8b60f1a
--- /dev/null
+++ b/compat/test/strnstr.c
@@ -0,0 +1,50 @@
+/*****************************************************************************
+ * strnstr.c: Test for strnstr implementation API
+ *****************************************************************************
+ * Copyright © 2015 VideoLAN & VLC authors
+ *
+ * Authors: Hugo Beauzée-Luyssen <hugo at beauzee.fr>
+ *
+ * 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 by
+ * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#include "config.h"
+
+#include <stdbool.h>
+#include <assert.h>
+#include <string.h>
+
+const char* haystack = "Lorem ipsum dolor sit amet";
+
+void test( const char* haystack, const char* needle, size_t len, bool res );
+
+void test( const char* haystack, const char* needle, size_t len, bool res )
+{
+    if ( len == 0 )
+        len = strlen( haystack );
+    char* str = strnstr( haystack, needle, len );
+    assert( res == ( str != NULL ) );
+}
+
+int main(void)
+{
+    test( haystack, "Lorem", 0, true );
+    test( haystack, "Sea Otters", 0, false );
+    test( haystack, "", 0, true );
+    test( haystack, "Lorem ipsum dolor sit amet, but bigger", 0, false );
+    test( haystack, haystack, 0, true );
+    test( haystack, "amet", 0, true );
+    test( haystack, "dolor", 5, false );
+}