public void ChangeNodeTextAndUndo()
{
AddNodeCommand addCommand = new AddNodeCommand(new NullDb(), problem, "Child 1", true);
addCommand = new AddNodeCommand(new NullDb(), problem, "Child 2");
Node node = new AddNodeCommand(new NullDb(), problem, "Child 2", true).NewNode;
ChangeNodeTextCommand txtCommand = new ChangeNodeTextCommand(new NullDb(), node, "Child 2");
Assert.AreEqual("Child 2", node.Text);
txtCommand.Execute();
Assert.AreEqual("Child 2", node.Text);
txtCommand = new ChangeNodeTextCommand(new NullDb(), node, "Child 3");
Assert.AreEqual("Child 2", node.Text);
txtCommand.Execute();
Assert.AreEqual("Child 3", node.Text);
Assert.AreEqual(true, txtCommand.Executed);
txtCommand.Undo();
Assert.AreEqual("Child 2", node.Text);
Assert.AreEqual(false, txtCommand.Executed);
}
public void ChangeNodeTextUndoBeforeExecute()
{
IRootCauseCommand command = new ChangeNodeTextCommand(new NullDb(), problem, "New Text");
command.Undo();
}
public void ChangeNodeTextTwice()
{
IRootCauseCommand command = new ChangeNodeTextCommand(new NullDb(), problem, "New Text", true);
command.Execute();
}
