public void ThrowImgurExceptionIfResponseDataContainsErrorMessage_WithErrorMessage_ThrowsImgurException() { var responseConverter = new ResponseConverter(); var exception = Record.Exception(() => { responseConverter.ThrowImgurExceptionIfResponseContainsErrorMessage(Mocks.MockResponses.ErrorMessage); }); Assert.NotNull(exception); Assert.IsType <ImgurException>(exception); Assert.Contains("Could not complete request", exception.Message); }