static void Main(string[] args)
{
Document document = new Document();
ICommand displayCmd = new DisplayCommand(document);
ICommand redoCmd = new RedoCommand(document);
ICommand undoCmd = new UndoCommand(document);
Invoker invoker = new Invoker(displayCmd, redoCmd, undoCmd);
invoker.Display();
invoker.Redo();
invoker.Undo();
}
public UndoCommand(Document document)
{
_document = document;
}
public DisplayCommand(Document document)
{
_document = document;
}
public TitleCaseCommand(Document document)
{
_document = document;
}
public void RunTwoDifferentCommands()
{
var menu = new CommandMenu();
var document = new Document("great expectations");
menu.AddCommand(TitleCaseMenuText, new TitleCaseCommand(document));
menu.AddCommand(ToUpperCaseMenuText, new UpperCaseCommand(document));
menu.Run(TitleCaseMenuText);
menu.Run(ToUpperCaseMenuText);
Assert.That(document.Text, Is.EqualTo("GREAT EXPECTATIONS"));
}
public void RunSingleCommand()
{
var menu = new CommandMenu();
var document = new Document("great expectations");
menu.AddCommand(TitleCaseMenuText, new TitleCaseCommand(document));
menu.Run(TitleCaseMenuText);
Assert.That(document.Text, Is.EqualTo("Great Expectations"));
}
public UpperCaseCommand(Document document)
{
_document = document;
}