public void ErnieController_Put_Success()
{
//arrange
int id = 5;
string value = "Rubber Ducky";
//act
IActionResult result = _controller.Put(id, value);
OkResult response = (OkResult)result;
//assert
Assert.IsInstanceOfType(result, typeof(IActionResult), "'result' type must be of IActionResult");
Assert.AreEqual(StatusCodes.Status200OK, response.StatusCode);
}
