def test_validate_dict_without_constraints(self):
msg = attributes._validate_dict({})
self.assertIsNone(msg)
# Validate a dictionary without constraints.
msg = attributes._validate_dict({"key": "value"})
self.assertIsNone(msg)
def test_subdictionary(self):
dictionary, constraints = self._construct_dict_and_constraints()
del dictionary["key3"]["k4"]
dictionary["key3"]["k5"] = "a string value"
msg = attributes._validate_dict(dictionary, constraints)
self.assertIn("Expected keys:", msg)
def test_validate_dict_convert_boolean(self):
dictionary, constraints = self._construct_dict_and_constraints()
constraints["key_bool"] = {"type:boolean": None, "required": False, "convert_to": attributes.convert_to_boolean}
dictionary["key_bool"] = "true"
msg = attributes._validate_dict(dictionary, constraints)
self.assertIsNone(msg)
# Explicitly comparing with literal 'True' as assertTrue
# succeeds also for 'true'
self.assertIs(True, dictionary["key_bool"])
def test_validate_dict_wrong_values(self):
dictionary, constraints = self._construct_dict_and_constraints()
dictionary["key1"] = "UNSUPPORTED"
msg = attributes._validate_dict(dictionary, constraints)
self.assertIsNotNone(msg)
def test_validate_dict_required_keys(self):
dictionary, constraints = self._construct_dict_and_constraints()
del dictionary["key1"]
msg = attributes._validate_dict(dictionary, constraints)
self.assertIn("Expected keys:", msg)
def test_validate_dict_not_required_keys(self):
dictionary, constraints = self._construct_dict_and_constraints()
del dictionary["key2"]
msg = attributes._validate_dict(dictionary, constraints)
self.assertIsNone(msg, "Field that was not required by the specs was" "required by the validator.")
def test_validate_dict_with_invalid_validator(self):
dictionary, constraints = self._construct_dict_and_constraints()
constraints["key1"] = {"type:unsupported": None, "required": True}
msg = attributes._validate_dict(dictionary, constraints)
self.assertEqual("Validator 'type:unsupported' does not exist.", msg)
def test_validate_a_valid_dict_with_constraints(self):
dictionary, constraints = self._construct_dict_and_constraints()
msg = attributes._validate_dict(dictionary, constraints)
self.assertIsNone(msg, "Validation of a valid dictionary failed.")
def test_validate_dict_type(self):
for value in (None, True, "1", []):
self.assertEqual("'%s' is not a dictionary" % value, attributes._validate_dict(value))
