Created unit test for bug #965.

Reviewer: Luciano Wolf <luciano.wolf@openbossa.org>
          Lauro Neto <lauro.neto@openbossa.org>

tests/QtUiTools/bug_965.py

@@ -0,0 +1,20 @@
+from PySide.QtUiTools import QUiLoader
+import unittest
+
+from helper import UsesQApplication
+from helper import adjust_filename
+
+class MyQUiLoader(QUiLoader):
+    def __init__(self):
+        super(MyQUiLoader, self).__init__()
+
+    def createWidget(self, className, parent=None, name=""):
+        return None
+
+class BugTest(UsesQApplication):
+    def testCase(self):
+        loader = MyQUiLoader()
+        self.assertRaises(RuntimeError, loader.load, adjust_filename('bug_965.ui', __file__))
+
+if __name__ == '__main__':
+    unittest.main()