def parse_and_validate_parameters(raw_params):
initialize_specification()
clean_params = {}
for parameter in _parsed_spec.spec_dict['parameters']:
parameter_spec = _parsed_spec.spec_dict['parameters'][parameter]
parameter_type = parameter_spec['type']
parameter_name = parameter_spec['name']
try:
value = param.cast_request_param(parameter_type, parameter, raw_params.get(parameter_name))
validate.validate_schema_object(_parsed_spec, parameter_spec, value)
clean_params[parameter] = marshal.marshal_schema_object(_parsed_spec, parameter_spec, value)
except Exception as e:
raise ValueError(e)
return clean_params
def test_logs_cast_failure(mock_logger):
cast_request_param('integer', 'gimme_int', 'not_int')
assert mock_logger.warn.call_count == 1
def test_empty_string_stays_empty_string_for_type_string():
assert '' == cast_request_param('string', 'address3', '')
def test_empty_string_becomes_none_for_type_boolean():
assert cast_request_param('boolean', 'is_open', '') is None
def test_empty_string_becomes_none_for_type_number():
assert cast_request_param('number', 'score', '') is None
def test_empty_string_becomes_none_for_type_integer():
assert cast_request_param('integer', 'biz_id', '') is None
def test_number_cast():
assert 2.34 == cast_request_param('number', 'score', '2.34')
def test_integer_cast():
assert 34 == cast_request_param('integer', 'biz_id', '34')
def test_none_returns_none():
assert cast_request_param('integer', 'biz_id', None) is None
def test_unknown_type_returns_untouched_value():
assert 'abc123' == cast_request_param('unknown_type', 'blah', 'abc123')
def test_cast_failures_return_untouched_value(mock_logger):
initial_val = 'not_int'
result_val = cast_request_param('integer', 'gimme_int', initial_val)
assert result_val == initial_val
def test_boolean():
assert cast_request_param('boolean', 'is_open', 1)
assert not cast_request_param('boolean', 'is_open', 0)
def test_cast_failure_returns_untouched_value(_):
assert 'i_cant_be_casted_to_an_integer' == cast_request_param(
'integer', 'biz_id', 'i_cant_be_casted_to_an_integer')
def test_type_error_returns_untouched_value_and_logs(mock_logger):
initial_val = ['123', '456']
result_val = cast_request_param('integer', 'gimme_int', initial_val)
assert result_val == initial_val
assert result_val is initial_val
assert mock_logger.warning.call_count == 1
