public async void InitializeAsync_OrderReadFromOptions_OrdersFavouritesByLastUpdate(bool isOrderedByRank)
{
// Arrange
var links = new List <LinkItem>
{
new LinkItem {
ID = 0, Name = "A", Link = "http://test.com", LastUpdatedOn = DateTime.Now.AddDays(-5), Rank = 3
},
new LinkItem {
ID = 1, Name = "B", Link = "http://test.com", LastUpdatedOn = DateTime.Now.AddDays(-4), Rank = 2
},
new LinkItem {
ID = 2, Name = "C", Link = "http://test.com", LastUpdatedOn = DateTime.Now.AddDays(-3), Rank = 1
},
new LinkItem {
ID = 3, Name = "D", Link = "http://test.com", LastUpdatedOn = DateTime.Now.AddDays(-2), Rank = 4
},
new LinkItem {
ID = 4, Name = "E", Link = "http://test.com", LastUpdatedOn = DateTime.Now.AddDays(-1), Rank = 6
},
new LinkItem {
ID = 5, Name = "F", Link = "http://test.com", LastUpdatedOn = DateTime.Now, Rank = 5
},
};
var database = new Mock <ILinkItemRepository>();
database.Setup(d => d.GetItemsAsync()).ReturnsAsync(links);
var option = new Options {
IsOrderedByRank = isOrderedByRank
};
var optionsRepository = new Mock <IOptionsRepository>();
optionsRepository.Setup(o => o.GetOptionsAsync())
.ReturnsAsync(option);
var resourcesProvider = new Mock <IResourcesProvider>();
resourcesProvider.Setup(rp => rp.Resources)
.Returns(new ResourceDictionary());
var model = new StartPageViewModel(null, null, database.Object, optionsRepository.Object, resourcesProvider.Object);
var harness = new NotifyPropertyChangedHarness(model);
var expectedLinks = isOrderedByRank
? links.OrderByDescending(l => l.Rank)
: links.OrderByDescending(l => l.LastUpdatedOn);
// Act
await model.InitializeAsync(null);
// Assert
Assert.NotEmpty(harness.Changes);
Assert.Contains(nameof(model.FavoriteLinks), harness.Changes);
Assert.Equal(expectedLinks, model.FavoriteLinks);
}
public void SettingLink_NewValue_NotifiesPropertyChanged()
{
var model = new LinkItemViewModel(null, null, null, null, null);
var harness = new NotifyPropertyChangedHarness(model);
model.Link = "http://link.com";
Assert.NotNull(harness.Changes);
Assert.Single(harness.Changes);
Assert.Equal(nameof(model.Link), harness.Changes[0]);
}
public void SettingName_NewValue_NotifiesPropertyChanged()
{
var model = new LinkItemViewModel(null, null, null, null, null);
var harness = new NotifyPropertyChangedHarness(model);
model.Name = "some name";
Assert.NotNull(harness.Changes);
Assert.Single(harness.Changes);
Assert.Equal(nameof(model.Name), harness.Changes[0]);
}
public void SettingLink_SameValue_DoesNotNotifyPropertyChanged()
{
var model = new LinkItemViewModel(null, null, null, null, null);
var link = "http://link.com";
model.Link = link;
var harness = new NotifyPropertyChangedHarness(model);
model.Link = link;
Assert.Empty(harness.Changes);
}
public void SettingName_SameValue_DoesNotNotifyPropertyChanged()
{
var model = new LinkItemViewModel(null, null, null, null, null);
var name = "My name";
model.Name = name;
var harness = new NotifyPropertyChangedHarness(model);
model.Name = name;
Assert.Empty(harness.Changes);
}
public void SettingInfo_SameValue_DoesNotNotifyPropertyChanged()
{
var model = new LinkItemViewModel(null, null, null, null, null);
var info = "some info";
model.Info = info;
var harness = new NotifyPropertyChangedHarness(model);
model.Info = info;
Assert.Empty(harness.Changes);
}
public void SetFavoriteLinksItemsCommand_ChangesFavoriteLinksProperty(string searchTerm)
{
var database = new Mock <ILinkItemRepository>();
database.Setup(d => d.GetItemsAsync()).ReturnsAsync(new List <LinkItem>());
var model = new StartPageViewModel(null, null, database.Object, null, null);
var harness = new NotifyPropertyChangedHarness(model);
model.SetFavoriteLinksItemsCommand.Execute(searchTerm);
Assert.NotEmpty(harness.Changes);
Assert.Single(harness.Changes);
Assert.Equal(nameof(model.FavoriteLinks), harness.Changes[0]);
}