public void ContinueUndoGroup()
{
var doc = new TextDocument();
doc.Insert(0, "a");
doc.UndoStack.StartContinuedUndoGroup();
doc.Insert(1, "b");
doc.UndoStack.EndUndoGroup();
doc.UndoStack.Undo();
Assert.AreEqual("", doc.Text);
}
public void AnchorInEmptyDocument()
{
TextAnchor a1 = document.CreateAnchor(0);
TextAnchor a2 = document.CreateAnchor(0);
a1.MovementType = AnchorMovementType.BeforeInsertion;
a2.MovementType = AnchorMovementType.AfterInsertion;
Assert.AreEqual(0, a1.Offset);
Assert.AreEqual(0, a2.Offset);
document.Insert(0, "x");
Assert.AreEqual(0, a1.Offset);
Assert.AreEqual(1, a2.Offset);
}
public void ContinueEmptyUndoGroup_WithOptionalEntries()
{
var doc = new TextDocument();
doc.Insert(0, "a");
doc.UndoStack.StartUndoGroup();
doc.UndoStack.PushOptional(new StubUndoableAction());
doc.UndoStack.EndUndoGroup();
doc.UndoStack.StartContinuedUndoGroup();
doc.Insert(1, "b");
doc.UndoStack.EndUndoGroup();
doc.UndoStack.Undo();
Assert.AreEqual("a", doc.Text);
}
public void TestLinesInserted()
{
document.Insert(0, "x\ny\n");
heightTree.SetHeight(document.Lines[0], 100);
heightTree.SetHeight(document.Lines[1], 1000);
heightTree.SetHeight(document.Lines[2], 10000);
CheckHeights();
}
public void BackwardChanges()
{
TextDocument document = new TextDocument("initial text");
ITextSource snapshot1 = document.CreateSnapshot();
document.Replace(0, 7, "nw");
document.Insert(1, "e");
ITextSource snapshot2 = document.CreateSnapshot();
Assert.AreEqual(1, snapshot2.Version.CompareAge(snapshot1.Version));
TextChangeEventArgs[] arr = snapshot2.Version.GetChangesTo(snapshot1.Version).ToArray();
Assert.AreEqual(2, arr.Length);
Assert.AreEqual("", arr[0].InsertedText.Text);
Assert.AreEqual("initial", arr[1].InsertedText.Text);
Assert.AreEqual("initial text", snapshot1.Text);
Assert.AreEqual("new text", snapshot2.Text);
}
public void InsertInCollapsedSection()
{
CollapsedLineSection sec1 = heightTree.CollapseText(document.GetLineByNumber(4), document.GetLineByNumber(6));
document.Insert(document.GetLineByNumber(5).Offset, "a\nb\nc");
for (int i = 1; i < 4; i++)
{
Assert.IsFalse(heightTree.GetIsCollapsed(i));
}
for (int i = 4; i <= 8; i++)
{
Assert.IsTrue(heightTree.GetIsCollapsed(i));
}
for (int i = 9; i <= 12; i++)
{
Assert.IsFalse(heightTree.GetIsCollapsed(i));
}
CheckHeights();
}
public void InsertInEmptyDocument()
{
document.Insert(0, "a");
Assert.AreEqual(document.LineCount, 1);
DocumentLine line = document.GetLineByNumber(1);
Assert.AreEqual("a", document.GetText(line));
}
