NSPointerArray: Fast enumeration tests

Tests/base/NSPointerArray/iterate.m

@@ -0,0 +1,57 @@
+#import "ObjectTesting.h"
+#import <Foundation/NSPointerArray.h>
+#import <Foundation/NSAutoreleasePool.h>
+
+#if defined(__clang__)
+
+int main()
+{
+  ENTER_POOL
+  NSPointerArray *obj = AUTORELEASE([NSPointerArray new]);
+  NSString *str = @"test";
+  NSString *str2 = @"string";
+
+  // Fast iteration over empty pointer array
+  for (id ptr in obj) {
+    PASS(0, "No element returned by fast iteration");
+  }
+
+  [obj addPointer: str];
+  [obj addPointer: str2];
+  [obj addPointer: nil];
+  [obj addPointer: nil];
+  
+  int count = 0;
+  for (id ptr in obj) {
+    count += 1;
+    switch (count) {
+        case 1:
+            PASS(ptr == str, "first obj returned is pointer to 'test'");
+            break;
+        case 2:
+            PASS(ptr == str2, "second obj returned is pointer to 'string'");
+            break;
+        case 3:
+        case 4:
+            PASS(ptr == nil, "third and fourth pointers are nil");
+            break;
+        default:
+            PASS(0, "unexpected count of pointers");
+    }
+  }
+  PASS(count == 4, "got 4 pointers in fast iteration");
+
+  LEAVE_POOL
+
+  return 0;
+} 
+
+#else
+
+int main()
+{
+  return 0;
+}
+
+#endif
+