def test_dont_reraise_builtin_nonstring(self):
thrown = ValueError(1)
def inner(value):
raise thrown
with self.assertRaises(ValueError) as cm:
validate_tuple(("value", ), schema=(inner, ))
caught = cm.exception
self.assertIs(caught, thrown)
def test_reraise_builtin_nomessage(self):
thrown = TypeError()
def inner(value):
raise thrown
with self.assertRaises(TypeError) as cm:
validate_tuple(("value", ), schema=(inner, ))
caught = cm.exception
self.assertIs(caught, thrown)
def test_reraise_builtin(self):
thrown = TypeError("message")
def inner(value):
raise thrown
with self.assertRaises(TypeError) as cm:
validate_tuple(("value", ), schema=(inner, ))
caught = cm.exception
self.assertIsNot(caught, thrown)
self.assertEqual(str(caught), "invalid value at index 0: message")
def test_dont_reraise_builtin_subclass(self):
class DerivedException(ValueError):
pass
thrown = DerivedException("message")
def inner(value):
raise thrown
with self.assertRaises(ValueError) as cm:
validate_tuple(("value", ), schema=(inner, ))
caught = cm.exception
self.assertIs(caught, thrown)
def test_schema_valid(self): # type: () -> None
validator = validate_tuple(schema=(
validate_text(),
validate_int(),
))
validator((u"hello world", 9001))
def test_schema_invalid_value(self): # type: () -> None
validator = validate_tuple(schema=(
validate_text(),
validate_int(min_value=0),
))
with self.assertRaises(ValueError):
validator((u"string", -1))
def test_schema_invalid_value_type(self):
validator = validate_tuple(schema=(
validate_text(),
validate_int(),
))
with self.assertRaises(TypeError):
validator((u"string", '1000'))
def test_schema_positional_argument(self): # type: () -> None
def validator(*args):
assert len(args) == 1
validate_tuple((u"value", ), schema=(validator, ))
def test_repr_2(self): # type: () -> None
validator = validate_tuple(length=2, required=False)
self.assertEqual(
repr(validator),
'validate_tuple(length=2, required=False)',
)
def test_not_required(self): # type: () -> None
validate_tuple(None, required=False)
def test_repr_1(self): # type: () -> None
validator = validate_tuple(schema=(validate_int(), ))
self.assertEqual(
repr(validator),
'validate_tuple(schema=(validate_int(),))',
)
def test_length_just_right(self): # type: () -> None
validator = validate_tuple(length=2)
validator((1, 2))
def test_length_too_short(self):
validator = validate_tuple(length=2)
with self.assertRaises(TypeError):
validator((1, ))
def test_schema_too_short(self):
validator = validate_tuple(schema=(validate_int(), validate_int()))
with self.assertRaises(TypeError):
validator((1, ))
def test_basic_valid(self): # type: () -> None
validate_tuple((1, 'string'))
def test_required(self):
with self.assertRaises(TypeError):
validate_tuple(None)
def test_schema_length_mutually_exclusive(self):
with self.assertRaises(TypeError):
validate_tuple(schema=(validate_int(), ), length=1)
def test_invalid_container_type(self):
with self.assertRaises(TypeError):
validate_tuple([])