From 42bbbcf0bf71d93b6dff9d86e96a2791da1383be Mon Sep 17 00:00:00 2001
From: solar <unknown>
Date: Fri, 2 Jun 2006 11:59:11 +0000
Subject: [PATCH] Added testdriver for _PDCLIB_rename().

---
 Makefile                                    |  2 +-
 platform/example/functions/_PDCLIB/rename.c | 35 ++++++++++++++++++++-
 2 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index dc040ac..ba245f3 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ SRCFILES := $(shell find $(PROJDIRS) -mindepth 1 -maxdepth 3 -name "*.c")
 # All header files of the project
 HDRFILES := $(shell find $(PROJDIRS) -mindepth 1 -maxdepth 3 -name "*.h")
 # All .c files in functions/_PDCLIB that do not have a regression test driver
-INTFILES := _Exit atomax digits open print rename seed stdinit strtox_main strtox_prelim
+INTFILES := _Exit atomax digits open print remove rename seed stdinit strtox_main strtox_prelim
 # All object files in the library
 OBJFILES := $(patsubst %.c,%.o,$(SRCFILES))
 # All test drivers (.t)
diff --git a/platform/example/functions/_PDCLIB/rename.c b/platform/example/functions/_PDCLIB/rename.c
index 6b7ecf1..ab1a75d 100644
--- a/platform/example/functions/_PDCLIB/rename.c
+++ b/platform/example/functions/_PDCLIB/rename.c
@@ -34,9 +34,42 @@ int _PDCLIB_rename( const char * old, const char * new )
 #undef SEEK_SET
 #include <_PDCLIB_test.h>
 
+#include <stdlib.h>
+
 int main( void )
 {
-    TESTCASE( NO_TESTDRIVER );
+    char filename1[ L_tmpnam + 6 ] = "touch ";
+    char filename2[ L_tmpnam ];
+    tmpnam( filename1 + 6 );
+    tmpnam( filename2);
+    /* check that neither file exists */
+    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
+    TESTCASE( fopen( filename2, "r" ) == NULL );
+    /* rename file 1 to file 2 - expected to fail */
+    TESTCASE( _PDCLIB_rename( filename1 + 6, filename2 ) == -1 );
+    /* create file 1 */
+    system( filename1 );
+    /* check that file 1 exists */
+    TESTCASE( fopen( filename1 + 6, "r" ) != NULL );
+    /* rename file 1 to file 2 */
+    TESTCASE( _PDCLIB_rename( filename1 + 6, filename2 ) == 0 );
+    /* check that file 2 exists, file 1 does not */
+    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
+    TESTCASE( fopen( filename2, "r" ) != NULL );
+    /* create another file 1 */
+    system( filename1 );
+    /* check that file 1 exists */
+    TESTCASE( fopen( filename1 + 6, "r" ) != NULL );
+    /* rename file 1 to file 2 - expected to fail, see comment in
+       _PDCLIB_rename() itself.
+    */
+    TESTCASE( _PDCLIB_rename( filename1 + 6, filename2 ) == -1 );
+    /* remove both files */
+    remove( filename1 + 6 );
+    remove( filename2 );
+    /* check that they're gone */
+    TESTCASE( fopen( filename1 + 6, "r" ) == NULL );
+    TESTCASE( fopen( filename2, "r" ) == NULL );
     return TEST_RESULTS;
 }
 
-- 
2.40.0