def test_returns_none_when_matches(self):
mock = Mock()
mock(1, 2, frob=5, nob=6)
matcher = MockCallsMatch(call(1, 2, frob=5, nob=6))
result = matcher.match(mock)
self.assertIsNone(result)
def test_returns_mismatch_when_calls_do_not_match(self):
mock = Mock()
mock(1, 2, a=5)
mock(3, 4, a=5)
matcher = MockCallsMatch(call(1, 2, a=5), call(3, 4, a="bogus"))
result = matcher.match(mock)
self.assertMismatch(result, "calls do not match")
