def test_matches_same_args(self):
matcher = MatchesException(Exception("foo"))
try:
raise Exception("foo")
except Exception:
error = sys.exc_info()
mismatch = matcher.match(error)
self.assertEqual(None, mismatch)
def test_does_not_match_different_args(self):
matcher = MatchesException(Exception("foo"))
try:
raise Exception("bar")
except Exception:
error = sys.exc_info()
mismatch = matcher.match(error)
self.assertNotEqual(None, mismatch)
self.assertEqual(
"Exception('bar',) has different arguments to Exception('foo',).",
mismatch.describe())
def test_does_not_match_different_exception_class(self):
matcher = MatchesException(ValueError("foo"))
try:
raise Exception("foo")
except Exception:
error = sys.exc_info()
mismatch = matcher.match(error)
self.assertNotEqual(None, mismatch)
self.assertEqual(
"<type 'exceptions.Exception'> is not a "
"<type 'exceptions.ValueError'>",
mismatch.describe())
