public void Assert_Multiply()
{
var example = new ExampleController(CalculatorMock.GetMock());
var response = example.Multiply("3", "3");
Assert.IsNotNull(response);
Assert.AreEqual("9", ((Response)((OkObjectResult)response).Value).ResponseData);
response = example.Multiply("3", "a");
Assert.IsNotNull(response);
Assert.IsInstanceOf <BadRequestObjectResult>(response);
}
