Added #ifdef to allow regression against system lib.

[pdclib] / functions / string / strcspn.c

diff --git a/functions/string/strcspn.c b/functions/string/strcspn.c
index c57697960453b8144c81faf78145ed654cb3da41..68dd8b42676afff932e73bfc993fbc6835879f08 100644 (file)
--- a/functions/string/strcspn.c
+++ b/functions/string/strcspn.c
@@ -10,6 +10,8 @@
 
 #include <string.h>
 
+#ifndef REGTEST
+
 size_t strcspn( const char * s1, const char * s2 )
 {
     size_t len = 0;
@@ -29,4 +31,23 @@ size_t strcspn( const char * s1, const char * s2 )
     return len;
 }
 
-#warning Test driver missing.
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    BEGIN_TESTS;
+    TESTCASE( strcspn( abcde, "x" ) == 5 );
+    TESTCASE( strcspn( abcde, "xyz" ) == 5 );
+    TESTCASE( strcspn( abcde, "zyx" ) == 5 );
+    TESTCASE( strcspn( abcdx, "x" ) == 4 );
+    TESTCASE( strcspn( abcdx, "xyz" ) == 4 );
+    TESTCASE( strcspn( abcdx, "zyx" ) == 4 );
+    TESTCASE( strcspn( abcde, "a" ) == 0 );
+    TESTCASE( strcspn( abcde, "abc" ) == 0 );
+    TESTCASE( strcspn( abcde, "cba" ) == 0 );
+    return TEST_RESULTS;
+}
+#endif