public void TestTypeScope()
{
Init(users: 3);
var array0 = Arrays[Users[0]];
var text0 = new YText();
var text1 = new YText();
array0.Insert(0, new[] { text0, text1 });
var undoManager = new UndoManager(text0);
var undoManagerBoth = new UndoManager(new[] { text0, text1 }, 500, it => true, new HashSet <object> {
null
});
text1.Insert(0, "abc");
Assert.AreEqual(0, undoManager.Count);
Assert.AreEqual(1, undoManagerBoth.Count);
Assert.AreEqual("abc", text1.ToString());
undoManager.Undo();
Assert.AreEqual("abc", text1.ToString());
undoManagerBoth.Undo();
Assert.AreEqual(string.Empty, text1.ToString());
}
public void TestUndoText()
{
Init(users: 3);
var text0 = Texts[Users[0]];
var text1 = Texts[Users[1]];
var undoManager = new UndoManager(text0);
// Items that are added and deleted in the same transaction won't be undone.
text0.Insert(0, "test");
text0.Delete(0, 4);
undoManager.Undo();
Assert.AreEqual(string.Empty, text0.ToString());
// Follow redone items.
text0.Insert(0, "a");
undoManager.StopCapturing();
text0.Delete(0, 1);
undoManager.StopCapturing();
undoManager.Undo();
Assert.AreEqual("a", text0.ToString());
undoManager.Undo();
Assert.AreEqual(string.Empty, text0.ToString());
text0.Insert(0, "abc");
text1.Insert(0, "xyz");
Connector.SyncAll();
undoManager.Undo();
Assert.AreEqual("xyz", text0.ToString());
undoManager.Redo();
Assert.AreEqual("abcxyz", text0.ToString());
Connector.SyncAll();
text1.Delete(0, 1);
Connector.SyncAll();
undoManager.Undo();
Assert.AreEqual("xyz", text0.ToString());
undoManager.Redo();
Assert.AreEqual("bcxyz", text0.ToString());
// Test formats.
text0.Format(1, 3, new Dictionary <string, object> {
{ "bold", true }
});
var delta = text0.ToDelta();
Assert.AreEqual(3, delta?.Count);
Assert.AreEqual("b", delta[0].Insert);
Assert.IsNull(delta[0].Attributes);
Assert.AreEqual("cxy", delta[1].Insert);
Assert.AreEqual(true, delta[1].Attributes["bold"]);
undoManager.Undo();
delta = text0.ToDelta();
Assert.AreEqual(1, delta?.Count);
Assert.AreEqual("bcxyz", delta[0].Insert);
Assert.IsNull(delta[0].Attributes);
undoManager.Redo();
delta = text0.ToDelta();
Assert.AreEqual(3, delta?.Count);
Assert.AreEqual("b", delta[0].Insert);
Assert.IsNull(delta[0].Attributes);
Assert.AreEqual("cxy", delta[1].Insert);
Assert.AreEqual(true, delta[1].Attributes["bold"]);
}
public void TestUndoArray()
{
Init(users: 3);
var array0 = Arrays[Users[0]];
var array1 = Arrays[Users[1]];
var undoManager = new UndoManager(array0);
array0.Insert(0, new object[] { 1, 2, 3 });
array1.Insert(9, new object[] { 4, 5, 6 });
Connector.SyncAll();
CollectionAssert.AreEqual(new[] { 1, 2, 3, 4, 5, 6 }, (ICollection)array0.ToArray());
undoManager.Undo();
CollectionAssert.AreEqual(new[] { 4, 5, 6 }, (ICollection)array0.ToArray());
undoManager.Redo();
CollectionAssert.AreEqual(new[] { 1, 2, 3, 4, 5, 6 }, (ICollection)array0.ToArray());
Connector.SyncAll();
// User1 deletes [1]
array1.Delete(0, 1);
Connector.SyncAll();
undoManager.Undo();
CollectionAssert.AreEqual(new[] { 4, 5, 6 }, (ICollection)array0.ToArray());
undoManager.Redo();
CollectionAssert.AreEqual(new[] { 2, 3, 4, 5, 6 }, (ICollection)array0.ToArray());
array0.Delete(0, 5);
// Test nested structure.
var ymap = new YMap();
array0.Insert(0, new[] { ymap });
Assert.AreEqual(0, (array0.Get(0) as YMap)?.Count);
undoManager.StopCapturing();
ymap.Set("a", 1);
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Get("a"));
undoManager.Undo();
Assert.AreEqual(0, (array0.Get(0) as YMap)?.Count);
undoManager.Undo();
CollectionAssert.AreEqual(new[] { 2, 3, 4, 5, 6 }, (ICollection)array0.ToArray());
undoManager.Redo();
Assert.AreEqual(0, (array0.Get(0) as YMap)?.Count);
undoManager.Redo();
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Get("a"));
Connector.SyncAll();
(array1.Get(0) as YMap).Set("b", 2);
Connector.SyncAll();
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Get("a"));
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Get("b"));
undoManager.Undo();
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Get("b"));
undoManager.Undo();
CollectionAssert.AreEqual(new[] { 2, 3, 4, 5, 6 }, (ICollection)array0.ToArray());
undoManager.Redo();
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Get("b"));
undoManager.Redo();
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Count);
Assert.AreEqual(1, (array0.Get(0) as YMap)?.Get("a"));
Assert.AreEqual(2, (array0.Get(0) as YMap)?.Get("b"));
}