Created unit test for bug #451.

Reviewer: Hugo Parente Lima <hugo.pl@gmail.com>
          Luciano Wolf <luciano.wolf@openbossa.org>

tests/QtDeclarative/bug_451.qml

@@ -0,0 +1,26 @@
+import Qt 4.7
+
+Rectangle {
+    id: page
+
+    function simpleFunction() {
+        python.called = "simpleFunction"
+    }
+
+    function oneArgFunction(x) {
+        python.called = "oneArgFunction"
+        python.arg1 = x
+    }
+
+    function twoArgFunction(x, y) {
+        python.called = "twoArgFunction"
+        python.arg1 = x
+        python.arg2 = y
+    }
+
+    function returnFunction() {
+        python.called = "returnFunction"
+        return 42
+    }
+
+}