public void TestCurrentChapter()
{
// Set up Mock
var book = new Mock <IBook>();
book.Setup(b => b.Chapters).Returns(new ReadOnlyObservableCollection <IChapter>(new ObservableCollection <IChapter>()));
var vm = new ContentsPageViewModel(book.Object);
Assert.IsNotNull(vm.CurrentChapter);
Assert.IsNull(vm.CurrentChapter.Value);
// ModelのCurrentChapterが更新された倍に、VMのCurrentChapterが更新されることを確認する
var chapter1 = new Mock <IChapter>();
book.Setup(b => b.CurrentChapter).Returns(chapter1.Object);
book.Raise(b => b.PropertyChanged += null, new PropertyChangedEventArgs("CurrentChapter"));
Assert.AreEqual(chapter1.Object, vm.CurrentChapter.Value);
// VMのCurrentChapterを更新した場合に、ModelのCurrentChapterに値が設定されることを確認する
var chapter2 = new Mock <IChapter>();
IChapter updateChapter = null;
book.SetupSet(m => m.CurrentChapter = It.IsAny <IChapter>())
.Callback <IChapter>(c => updateChapter = c);
vm.CurrentChapter.Value = chapter2.Object;
Assert.IsNotNull(updateChapter);
Assert.AreEqual(chapter2.Object, updateChapter);
}
public void TestChapters()
{
// Set up Mock
var book = new Mock <IBook>();
var chapters = new ObservableCollection <IChapter>();
book.Setup(b => b.Chapters).Returns(new ReadOnlyObservableCollection <IChapter>(chapters));
var vm = new ContentsPageViewModel(book.Object);
Assert.IsNotNull(vm.Chapters);
Assert.AreEqual(0, vm.Chapters.Count);
var chapter = new Mock <IChapter>();
chapters.Add(chapter.Object);
Assert.AreEqual(1, vm.Chapters.Count);
Assert.AreEqual(chapter.Object, vm.Chapters.First());
}
