public void DocumentChanges_Trigger_InvalidateLayout()
{
var docView = Substitute.For <IDocumentView <ITextDocument> >();
var edit = Substitute.For <IElementEdit>();
var parentView = Substitute.For <ITextView <ITextDocument> >();
var chunk = new BranchImpl(Substitute.For <ITextNode>(), styleSystem);
chunk.AddNotify(parentView);
chunk.Arrange(new Rectangle(10, 20, 200, 50));
chunk.LayoutInvalid.Should().Be(false);
chunk.OnNodeStructureChanged(docView, edit);
chunk.Node.Should().Be(edit.NewElement);
parentView.Received().InvalidateLayout();
}
public void Edit_Events_Update_Nodes()
{
var replacementChild1 = CreateView();
var replacementChild2 = CreateView();
var factory = doc.ViewFactory;
factory.CreateFor(replacementChild1.Node, Arg.Any <IStyle>()).Returns(replacementChild1);
factory.CreateFor(replacementChild2.Node, Arg.Any <IStyle>()).Returns(replacementChild2);
var child1 = CreateView();
var child2 = CreateView();
var child3 = CreateView();
var branch = new BranchImpl(Substitute.For <ITextNode>(), styleSystem);
branch.Add(child1);
branch.Add(child2);
branch.Add(child3);
var removedNodesArray = new[] { child2.Node };
var addedNodesArray = new[] { replacementChild1.Node, replacementChild2.Node };
var edit = Substitute.For <IElementEdit>();
edit.Index.Returns(1);
edit.NewElement.Returns(Substitute.For <ITextNode>());
edit.OldElement.Returns(branch.Node);
edit.RemovedNodes.Returns(removedNodesArray);
edit.AddedNodes.Returns(addedNodesArray);
branch.OnNodeStructureChanged(doc, edit);
branch.Node.Should().Be(edit.NewElement);
branch.Count.Should().Be(4);
branch[0].Should().BeSameAs(child1);
branch[1].Should().BeSameAs(replacementChild1);
branch[2].Should().BeSameAs(replacementChild2);
branch[3].Should().BeSameAs(child3);
factory.Received().CreateFor(replacementChild1.Node, Arg.Any <IStyle>());
factory.Received().CreateFor(replacementChild2.Node, Arg.Any <IStyle>());
}
