public void ExecuteDoesNotThrowWhenAnExecuteCommandModifiesTheCommandsCollection()
        {
            TestableCompositeCommand  multiCommand = new TestableCompositeCommand();
            SelfUnregisterableCommand commandOne   = new SelfUnregisterableCommand(multiCommand);
            SelfUnregisterableCommand commandTwo   = new SelfUnregisterableCommand(multiCommand);

            multiCommand.RegisterCommand(commandOne);
            multiCommand.RegisterCommand(commandTwo);

            multiCommand.Execute(null);

            Assert.IsTrue(commandOne.ExecutedCalled);
            Assert.IsTrue(commandTwo.ExecutedCalled);
        }
        public void ExecuteDoesNotThrowWhenAnExecuteCommandModifiesTheCommandsCollection()
        {
            TestableCompositeCommand multiCommand = new TestableCompositeCommand();
            SelfUnregisterableCommand commandOne = new SelfUnregisterableCommand(multiCommand);
            SelfUnregisterableCommand commandTwo = new SelfUnregisterableCommand(multiCommand);

            multiCommand.RegisterCommand(commandOne);
            multiCommand.RegisterCommand(commandTwo);

            multiCommand.Execute(null);

            Assert.IsTrue(commandOne.ExecutedCalled);
            Assert.IsTrue(commandTwo.ExecutedCalled);
        }