public void TestChangeColortExecuteMethod()
{
Spreadsheet spreadsheet = new Spreadsheet(26, 50);
Invoker commandControl = new Invoker();
ICommand cmd1 = new ChangeText(spreadsheet.GetCell(1, 1), "10", "50");
cmd1.Execute();
Assert.AreEqual(spreadsheet.GetCell(1, 1).Text, "50");
cmd1.UnExecute();
Assert.AreEqual(spreadsheet.GetCell(1, 1).Text, "10");
}
public void TestRedoUNdoCommand()
{
Spreadsheet spreadsheet = new Spreadsheet(26, 50);
Invoker commandControl = new Invoker();
ICommand cmd = new ChangeText(spreadsheet.GetCell(1, 1), "40", "20");
cmd.Execute();
commandControl.AddUndo(cmd);
Assert.AreEqual(spreadsheet.GetCell(1, 1).Text, "20");
commandControl.UndoCommand();
Assert.AreEqual(spreadsheet.GetCell(1, 1).Text, "40");
commandControl.RedoCommand();
Assert.AreEqual(spreadsheet.GetCell(1, 1).Text, "20");
}
