public async Task OnGetAsync_PopulatesThePageModel_WithABookmark(int bookmarkId)
{
// Arrange
var optionsBuilder = new DbContextOptionsBuilder <ClippyContext>()
.UseInMemoryDatabase("InMemoryDb");
var mockContext = new Mock <ClippyContext>(optionsBuilder.Options);
var expectedBookmark = DatabaseInitializer.GetSeedingBookmarks().Single(b => b.Id == bookmarkId);
mockContext.Setup(
db => db.GetBookmarkAsync(bookmarkId)).Returns(Task.FromResult(expectedBookmark));
var httpContext = new DefaultHttpContext();
var tempData = new TempDataDictionary(httpContext, Mock.Of <ITempDataProvider>());
var pageModel = new DetailsModel(mockContext.Object)
{
TempData = tempData
};
// Act
await pageModel.OnGetAsync(bookmarkId);
// Assert
var actualBookmark = Assert.IsAssignableFrom <Bookmark>(pageModel.Bookmark);
Assert.Equal(expectedBookmark.Id, actualBookmark.Id);
}
public async Task OnGetAsync_PopulatesThePageModel_WithAListOfBookmarks()
{
// Arrange
var optionsBuilder = new DbContextOptionsBuilder <ClippyContext>()
.UseInMemoryDatabase("InMemoryDb");
var mockContext = new Mock <ClippyContext>(optionsBuilder.Options);
var expectedBookmarks = DatabaseInitializer.GetSeedingBookmarks();
mockContext.Setup(
db => db.GetBookmarksAsync()).Returns(Task.FromResult(expectedBookmarks));
var pageModel = new IndexModel(mockContext.Object);
// Act
await pageModel.OnGetAsync();
// Assert
var actualBookmarks = Assert.IsAssignableFrom <List <Bookmark> >(pageModel.Bookmarks);
Assert.Equal(
expectedBookmarks.OrderBy(b => b.Id).Select(b => b.Id),
actualBookmarks.OrderBy(b => b.Id).Select(b => b.Id));
}
public async Task OnPostDeleteAsync_ReturnsARedirectToPageResult(int bookmarkId)
{
// Arrange
var optionsBuilder = new DbContextOptionsBuilder <ClippyContext>()
.UseInMemoryDatabase("InMemoryDb");
var mockContext = new Mock <ClippyContext>(optionsBuilder.Options);
var expectedBookmark = DatabaseInitializer.GetSeedingBookmarks().Single(b => b.Id == bookmarkId);
mockContext.Setup(
db => db.GetBookmarkAsync(bookmarkId)).Returns(Task.FromResult(expectedBookmark));
var httpContext = new DefaultHttpContext();
var tempData = new TempDataDictionary(httpContext, Mock.Of <ITempDataProvider>());
var pageModel = new DetailsModel(mockContext.Object)
{
TempData = tempData
};
// Act
var result = await pageModel.OnPostDeleteAsync(bookmarkId);
// Assert
Assert.IsType <RedirectToPageResult>(result);
}
public async Task OnPostAsync_ReturnsAPageResult_WhenModelStateIsInvalid()
{
// Arrange
var optionsBuilder = new DbContextOptionsBuilder <ClippyContext>()
.UseInMemoryDatabase("InMemoryDb");
var mockContext = new Mock <ClippyContext>(optionsBuilder.Options);
var expectedBookmarks = DatabaseInitializer.GetSeedingBookmarks();
mockContext.Setup(db => db.GetBookmarksAsync()).Returns(Task.FromResult(expectedBookmarks));
var httpContext = new DefaultHttpContext();
var modelState = new ModelStateDictionary();
var actionContext = new ActionContext(httpContext, new RouteData(), new PageActionDescriptor(), modelState);
var modelMetadataProvider = new EmptyModelMetadataProvider();
var viewData = new ViewDataDictionary(modelMetadataProvider, modelState);
var tempData = new TempDataDictionary(httpContext, Mock.Of <ITempDataProvider>());
var pageContext = new PageContext(actionContext)
{
ViewData = viewData
};
var pageModel = new AddModel(mockContext.Object)
{
PageContext = pageContext,
TempData = tempData,
Url = new UrlHelper(actionContext)
};
pageModel.ModelState.AddModelError("Location", "Location is required.");
// Act
var result = await pageModel.OnPostAsync();
// Assert
Assert.IsType <PageResult>(result);
}
