public void CalcAValue_ThrowsDivideByZeroException()
{
//System.Diagnostics.Debugger.Launch();
// arrange
var mock = new Mock<ICalcEngine>();
mock.Setup(x => x.Calc(It.IsAny<int>())).Throws<DivideByZeroException>();
var controller = new CalcController(mock.Object);
// act and assert
Assert.Throws<DivideByZeroException>(() => { controller.CalcAValue(int.MinValue); });
}
public void CalcBValue_ReturnsOkNegotiatedContentResult()
{
//System.Diagnostics.Debugger.Launch();
// arrange
var mock = new Mock<ICalcEngine>();
mock.Setup(x => x.Calc(It.IsInRange<int>(1, int.MaxValue, Range.Inclusive))).Returns<int>(v => 10 % v);
var controller = new CalcController(mock.Object);
// act
IHttpActionResult actionResult = controller.CalcBValue(10);
// assert
Assert.IsType<OkNegotiatedContentResult<int>>(actionResult);
}
public void CalcBValue_ReturnsExceptionResult()
{
//System.Diagnostics.Debugger.Launch();
// arrange
var mock = new Mock<ICalcEngine>();
mock.Setup(x => x.Calc(It.IsAny<int>())).Throws<DivideByZeroException>();
var controller = new CalcController(mock.Object);
// act
IHttpActionResult actionResult = controller.CalcBValue(int.MinValue);
// assert
Assert.IsType<ExceptionResult>(actionResult);
Assert.IsType<DivideByZeroException>(((ExceptionResult)actionResult).Exception);
}
public async void CalcCValue_ReturnsInternalServerErrorWithReasonPhrase()
{
//System.Diagnostics.Debugger.Launch();
// arrange
var mock = new Mock<ICalcEngine>();
mock.Setup(x => x.Calc(It.IsAny<int>())).Throws<DivideByZeroException>();
var controller = new CalcController(mock.Object).ConfigureForGet(int.MinValue);
// act
IHttpActionResult actionResult = controller.CalcCValue(int.MinValue);
// assert
Assert.IsType<WrappedHttpActionResult>(actionResult);
HttpResponseMessage response = await actionResult.ExecuteAsync(CancellationToken.None);
Assert.Equal(HttpStatusCode.InternalServerError, response.StatusCode);
Assert.Equal("Internal Server Error: Check your calculation!", response.ReasonPhrase);
}
