[pybank] Add test for subclasses

[Johan Dahlin <johan src gnome org>]

commit 3aed58caa2717dad25b4329fca3ef207d1c947c0
Author: Tomeu Vizoso <tomeu sugarlabs org>
Date:   Fri May 8 17:36:16 2009 +0200

    Add test for subclasses
---
 everything_unittest.py |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/everything_unittest.py b/everything_unittest.py
index e083c62..bfdd9dd 100644
--- a/everything_unittest.py
+++ b/everything_unittest.py
@@ -264,5 +264,11 @@ class TestGIEverything(unittest.TestCase):
         self.assertRaises(NotImplementedError, Everything.TestInterface)
         self.assertEquals(Everything.TestInterface.__gtype__.name, 'EverythingTestInterface')
 
+    def testSubclass(self):
+        class TestSubclass(Everything.TestObj):
+            def __init__(self):
+                Everything.TestObj.__init__(self, 'foo')
+        s = TestSubclass()
+
 if __name__ == '__main__':
     unittest.main()