Created new unittest model.

Separete unittest for module.
Only run unittest for compiled modules.

Reviewer: Marcelo Lira <marcelo.lira@openbossa.org>,
          Luciano Wolf <luciano.wolf@openbossa.org>

tests/QtCore/qsrand_test.py

@@ -0,0 +1,16 @@
+import gc
+import unittest
+
+from PySide.QtCore import qsrand
+
+class OverflowExceptionCollect(unittest.TestCase):
+    '''Test case for OverflowError exception during garbage collection. See bug #147'''
+
+    def testOverflow(self):
+        # NOTE: PyQt4 raises TypeError, but boost.python raises OverflowError
+        self.assertRaises(OverflowError, qsrand, 42415335332353253)
+        # should not abort if bug #147 is fixed
+        gc.collect()
+
+if __name__ == '__main__':
+        unittest.main()