X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrcmp.c;h=fea5d2dfc7ac19352e3ce4014e72e74a239b2c70;hb=2f57d79a5a24856fdea69b2119d67e5fb5029b3e;hp=6dbb142df93beb3cf63da79c164a03325ead7d4b;hpb=c0169638bd02098717cb23fbbca3bcc4e4caccf0;p=pdclib

diff --git a/functions/string/strcmp.c b/functions/string/strcmp.c
index 6dbb142..fea5d2d 100644
--- a/functions/string/strcmp.c
+++ b/functions/string/strcmp.c
@@ -18,4 +18,19 @@ int strcmp( const char * s1, const char * s2 )
     return ( *s1 - *s2 );
 }
 
-#warning Test driver missing.
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    char cmpabcde[] = "abcde";
+    char empty[] = "";
+    BEGIN_TESTS;
+    TESTCASE( strcmp( abcde, cmpabcde ) == 0 );
+    TESTCASE( strcmp( abcde, abcdx ) < 0 );
+    TESTCASE( strcmp( abcdx, abcde ) > 0 );
+    TESTCASE( strcmp( empty, abcde ) < 0 );
+    TESTCASE( strcmp( abcde, empty ) > 0 );
+    return TEST_RESULTS;
+}
+#endif