import unittest
from virtual import *

class VirtualTest(unittest.TestCase):

    def testIt(self):              
        
        class D(C):
            def f_abs(self):
                return 3
            
        class E(C):
            def f(self):
                return 10
            def name(self):
                return 'E'

        d = D()
        e = E()

        self.assertEqual(d.f(), 3)
        self.assertEqual(call_f(d), 3)
        self.assertEqual(e.f(), 10)
        self.assertEqual(call_f(e), 10)
        self.assertEqual(d.get_name(), 'C')
        #self.assertEqual(e.get_name(), 'E') check this later

        c = C()
        def bar(arg):
            c.bar(arg)
        bar(1)      # ok
        bar('a')    # ok
        self.assertRaises(TypeError, bar, 1.0)        
            


        
if __name__ == '__main__':
    unittest.main()