795e731f9b
Using assertTrue and the 'isinstance' function to test if an object is in an instance of some class is too python2.4. Our unit testing framework supports assertIsInstance which was created for these types of tests. Let's use assertIsInstance for these tests. Fixes bug #1230028 Change-Id: Ia03c9f19a1c5e2aef3a6fe530515bd26339a7975