def test_withdraw_negative(self):
test_account1 = Savings(100, 1000000)
self.assertEquals(test_account1.withdraw(-100), None)
def test_withdraw_string(self):
test_account1 = Savings(100, 1000000)
with self.assertRaises(TypeError):
test_account1.withdraw("blah")
def test_withdraw_none(self):
test_account1 = Savings(100, 1000000)
with self.assertRaises(TypeError):
test_account1.withdraw()
def test_withdraw(self):
test_account1 = Savings(100, 1000000)
test_account1.withdraw(50)
self.assertEqual(test_account1.balance, 45)
