public void OnGet_VerifyCorrectServiceMethodIsCalled()
{
//Arrange
var mockService = new Mock <IRetrievePoemService>();
mockService.Setup(s => s.GetPoemById(Guid.Empty)).Returns(new PoemDTO());
//Act
var poemModel = new PoemModel(mockService.Object);
var testResult = poemModel.OnGet(Guid.Empty);
//Assert
mockService.Verify(s => s.GetPoemById(Guid.Empty));
}
public void OnGet_InvalidGuid_VerifyRedirect()
{
//Arrange
var mockService = new Mock <IRetrievePoemService>();
var poemModel = new PoemModel(mockService.Object);
//Act
var testResult = poemModel.OnGet(Guid.Empty);
//Assert
Assert.IsType <RedirectToPageResult>(testResult);
var redirectToPage = (RedirectToPageResult)testResult;
Assert.Equal(REDIRECT_PAGE_NAME_WHEN_ERROR, redirectToPage.PageName);
}
public void OnGet_VerifyPageIsReturnedAndPoemDTOIsSet()
{
//Arrange
var poem = new PoemDTO()
{
Title = "title",
Body = "body",
Id = Guid.NewGuid()
};
var mockService = new Mock <IRetrievePoemService>();
mockService.Setup(s => s.GetPoemById(poem.Id)).Returns(poem);
//Act
var poemModel = new PoemModel(mockService.Object);
var testResult = poemModel.OnGet(poem.Id);
//Assert
Assert.IsType <PageResult>(testResult);
Assert.Equal(poem.Title, poemModel.Poem.Title);
Assert.Equal(poem.Body, poemModel.Poem.Body);
Assert.Equal(poem.Id, poemModel.Poem.Id);
}