Create unit tests for bug #606

Signed-off-by: Paulo Alcantara <paulo.alcantara@openbossa.org>

Reviewer: Lauro Moura <lauro.neto@openbossa.org>
          Marcelo Lira <marcelo.lira@openbossa.org>

tests/QtGui/bug_606.py

@@ -0,0 +1,26 @@
+import unittest
+
+import PySide
+from PySide.QtGui import QVector2D, QVector3D, QVector4D
+from PySide.QtGui import QColor
+
+class testCases(unittest.TestCase):
+    def testQVector2DToTuple(self):
+        vec = QVector2D(1, 2)
+        self.assertEqual((1, 2), vec.toTuple())
+
+    def testQVector3DToTuple(self):
+        vec = QVector3D(1, 2, 3)
+        self.assertEqual((1, 2, 3), vec.toTuple())
+
+    def testQVector4DToTuple(self):
+        vec = QVector4D(1, 2, 3, 4)
+        self.assertEqual((1, 2, 3, 4), vec.toTuple())
+
+    def testQColorToTuple(self):
+        c = QColor(0, 0, 255)
+        c.setRgb(1, 2, 3)
+        self.assertEqual((1, 2, 3, 255), c.toTuple())
+
+if __name__ == '__main__':
+    unittest.main()