Cleaned up the testing a bit.

[fw/pdclib] / functions / stdio / rename.c

diff --git a/functions/stdio/rename.c b/functions/stdio/rename.c
index 2a34fe698f6704f1e9c626cf16bb9161fdc97e0f..409005f933776055198186e34713cf6f1ab9bd3f 100644 (file)
--- a/functions/stdio/rename.c
+++ b/functions/stdio/rename.c
@@ -39,47 +39,45 @@ int rename( const char * old, const char * new )
 
 int main( void )
 {
-    char filename1[] = "touch testfile1";
-    char filename2[] = "testfile2";
     FILE * file;
-    remove( filename1 + 6 );
-    remove( filename2 );
+    remove( testfile1 );
+    remove( testfile2 );
     /* make sure that neither file exists */
-    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
-    TESTCASE( fopen( filename2, "r" ) == NULL );
+    TESTCASE( fopen( testfile1, "r" ) == NULL );
+    TESTCASE( fopen( testfile2, "r" ) == NULL );
     /* rename file 1 to file 2 - expected to fail */
-    TESTCASE( rename( filename1 + 6, filename2 ) == -1 );
+    TESTCASE( rename( testfile1, testfile2 ) == -1 );
     /* create file 1 */
-    system( filename1 );
+    TESTCASE( ( file = fopen( testfile1, "w" ) ) != NULL );
+    TESTCASE( fputs( "x", file ) != EOF );
+    TESTCASE( fclose( file ) == 0 );
     /* check that file 1 exists */
-    TESTCASE( ( file = fopen( filename1 + 6, "r" ) ) != NULL );
+    TESTCASE( ( file = fopen( testfile1, "r" ) ) != NULL );
     TESTCASE( fclose( file ) == 0 );
     /* rename file 1 to file 2 */
-    TESTCASE( rename( filename1 + 6, filename2 ) == 0 );
+    TESTCASE( rename( testfile1, testfile2 ) == 0 );
     /* check that file 2 exists, file 1 does not */
-    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
-    TESTCASE( ( file = fopen( filename2, "r" ) ) != NULL );
+    TESTCASE( fopen( testfile1, "r" ) == NULL );
+    TESTCASE( ( file = fopen( testfile2, "r" ) ) != NULL );
     TESTCASE( fclose( file ) == 0 );
     /* create another file 1 */
-    system( filename1 );
+    TESTCASE( ( file = fopen( testfile1, "w" ) ) != NULL );
+    TESTCASE( fputs( "x", file ) != EOF );
+    TESTCASE( fclose( file ) == 0 );
     /* check that file 1 exists */
-    TESTCASE( ( file = fopen( filename1 + 6, "r" ) ) != NULL );
+    TESTCASE( ( file = fopen( testfile1, "r" ) ) != NULL );
     TESTCASE( fclose( file ) == 0 );
     /* rename file 1 to file 2 - expected to fail, see comment in
        _PDCLIB_rename() itself.
     */
-#ifndef REGTEST
-    TESTCASE( rename( filename1 + 6, filename2 ) == -1 );
-#else
-    /* glibc rename() overwrites existing destination file. */
-    TESTCASE( rename( filename1 + 6, filename2 ) == 0 );
-#endif
+    /* NOREG as glibc overwrites existing destination file. */
+    TESTCASE_NOREG( rename( testfile1, testfile2 ) == -1 );
     /* remove both files */
-    remove( filename1 + 6 );
-    remove( filename2 );
+    remove( testfile1 );
+    remove( testfile2 );
     /* check that they're gone */
-    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
-    TESTCASE( fopen( filename2, "r" ) == NULL );
+    TESTCASE( fopen( testfile1, "r" ) == NULL );
+    TESTCASE( fopen( testfile2, "r" ) == NULL );
     return TEST_RESULTS;
 }