public void Task_06_Navigate_Random()
{
var h = new FileSystemHistory();
var entry1 = CreateEntry("Folder1");
h.Add(entry1);
var entry2 = CreateEntry("Folder2");
h.Add(entry2);
var entry3 = CreateEntry("Folder3");
h.Add(entry3);
entry2.RaiseNavigate();
h.Current.Should().Be(entry2);
h.HasBackwardHistory.Should().BeTrue();
h.HasForwardHistory.Should().BeTrue();
var backView = h.BackwardHistoryView.GetView <FileSystemHistoryOperations>();
backView.Count.Should().Be(1);
backView[0].Should().Be(entry1);
var forwardView = h.ForwardHistoryView.GetView <FileSystemHistoryOperations>();
forwardView.Count.Should().Be(1);
forwardView[0].Should().Be(entry3);
}
public void Task_01_Creation()
{
var h = new FileSystemHistory();
h.Current.Should().BeNull();
h.HasBackwardHistory.Should().BeFalse();
h.HasForwardHistory.Should().BeFalse();
}
public void Task_02_Add_One()
{
var h = new FileSystemHistory();
var entry = CreateEntry("Folder");
h.Add(entry);
h.Current.Should().Be(entry);
h.HasBackwardHistory.Should().BeFalse();
h.HasForwardHistory.Should().BeFalse();
}
public void Task_03_Add_More()
{
var h = new FileSystemHistory();
var entry = CreateEntry("Folder");
h.Add(entry);
var entry2 = CreateEntry("Folder");
h.Add(entry2);
h.Current.Should().Be(entry2);
h.HasBackwardHistory.Should().BeTrue();
h.HasForwardHistory.Should().BeFalse();
var backView = h.BackwardHistoryView.GetView <FileSystemHistoryOperations>();
backView.Count.Should().Be(1);
backView[0].Should().Be(entry);
}
public void Task_04_Navigate_Back()
{
var h = new FileSystemHistory();
var entry1 = CreateEntry("Folder1");
h.Add(entry1);
var entry2 = CreateEntry("Folder2");
h.Add(entry2);
h.NavigateBack();
h.Current.Should().Be(entry1);
h.HasBackwardHistory.Should().BeFalse();
h.HasForwardHistory.Should().BeTrue();
var forwardView = h.ForwardHistoryView.GetView <FileSystemHistoryOperations>();
forwardView.Count.Should().Be(1);
forwardView[0].Should().Be(entry2);
}
public void Task_07_Add_When_Current_Is_In_Middle()
{
var h = new FileSystemHistory();
var entry1 = CreateEntry("Folder1");
h.Add(entry1);
var entry2 = CreateEntry("Folder2");
h.Add(entry2);
var entry3 = CreateEntry("Folder3");
h.Add(entry3);
entry2.RaiseNavigate();
var entry4 = CreateEntry("Folder4");
h.Add(entry4);
h.HistoryEntries.Contains(entry3).Should().BeFalse();
var backView = h.BackwardHistoryView.GetView <FileSystemHistoryOperations>();
backView.Count.Should().Be(2);
backView[0].Should().Be(entry1);
backView[1].Should().Be(entry2);
h.HasForwardHistory.Should().BeFalse();
}
