def validatePoint(value, errorMessage):
"""
Method that validates that value is a valid point
:raises: ShapeException: If value is not a valid point
"""
if not isinstance(value, Point):
raise ShapeException(errorMessage)
Validator.validateDouble(value.x, "Invalid x-location")
Validator.validateDouble(value.y, "Invalid y-location")
def testValidateDouble(self):
Validator.validateDouble(123.456, "Double unexpectedly invalid")
Validator.validateDouble(0, "Double unexpectedly invalid")
Validator.validateDouble(-123.456, "Double unexpectedly invalid")
self.assertRaises(ShapeException, Validator.validateDouble, None,
"None is not a valid double")
self.assertRaises(ShapeException, Validator.validateDouble,
float('inf'), "Inf is not a valid double")
self.assertRaises(ShapeException, Validator.validateDouble,
float('-inf'), "-Inf is not a valid double")
self.assertRaises(ShapeException, Validator.validateDouble, "foo",
"String \'foo\' is not a valid double")
def move(self, deltaX, deltaY):
Validator.validateDouble(deltaX, "Invalid delta-x value")
Validator.validateDouble(deltaY, "Invalid delta-y value")
self.__x += deltaX
self.__y += deltaY