test for non existent directory

Tests/base/NSTask/launch.m

@@ -3,6 +3,8 @@
 #import <Foundation/NSFileManager.h>
 #import <Foundation/NSData.h>
 #import <Foundation/NSAutoreleasePool.h>
+#import <Foundation/NSError.h>
+#import <Foundation/FoundationErrors.h>
 
 #import "ObjectTesting.h" 
 
@@ -13,6 +15,7 @@
 int main()
 {
   NSAutoreleasePool   *arp = [NSAutoreleasePool new];
+  NSError *error;
   NSTask *task;
   NSPipe *outPipe;
   NSFileManager *mgr;
@@ -51,7 +54,8 @@ int main()
   PASS([task standardOutput] == outPipe, "standardOutput returns pipe");
   data = [outHandle readDataToEndOfFile];
   PASS([data length] > 0, "was able to read data from subtask");
-  NSLog(@"Data was %*.*s", [data length], [data length], [data bytes]);
+  NSLog(@"Data was %*.*s",
+    (int)[data length], (int)[data length], (const char*)[data bytes]);
   [task terminate];
 
   task = [[NSTask alloc] init];
@@ -64,7 +68,8 @@ int main()
   [task launch];
   data = [outHandle readDataToEndOfFile];
   PASS([data length] > 0, "was able to read data from subtask");
-  NSLog(@"Data was %*.*s", [data length], [data length], [data bytes]);
+  NSLog(@"Data was %*.*s",
+    (int)[data length], (int)[data length], (const char*)[data bytes]);
   [task terminate];
 
 
@@ -73,6 +78,16 @@ int main()
   [outPipe release];
   [task release];
 
+  task = [[NSTask alloc] init];
+  [task setLaunchPath: [helpers stringByAppendingPathComponent: testcat]];
+  [task setArguments: [NSArray arrayWithObjects: nil]];
+  [task setCurrentDirectoryPath: @"not-a-directory"]; 
+  PASS([task launchAndReturnError: &error] == NO, "bad directory fails launch")
+  PASS(error != nil, "error is returned")
+  PASS([error domain] == NSCocoaErrorDomain, "error has expected domain")
+  PASS([error code] == NSFileNoSuchFileError, "error has expected code")
+  [task release];
+
 #if	!defined(_WIN32)
   task = [[NSTask alloc] init];
   [task setLaunchPath: