public void UndoAfterExecuteTest()
{
//Arrange
int getValue = 42;
Quest quest = QuestHelper.CreateQuest();
Quest questToSet = null;
int valueToSet = default(int);
MockPropertyChangeQuestCommand command = new MockPropertyChangeQuestCommand();
command.OnGetPropertyValue += q => getValue;
command.OnActionOnQuest += (q, ov) => { };
command.OnSetPropertyValue += (q, v) =>
{
questToSet = q;
valueToSet = v;
};
//Act
command.Execute(quest);
bool undoResult = command.Undo(quest);
//Assert
Assert.IsTrue(undoResult);
Assert.AreEqual(quest, questToSet);
Assert.AreEqual(getValue, valueToSet);
}
public void UndoWithoutExecuteTest()
{
//Arrange
int setPropertyCalledValue = 0;
Quest quest = QuestHelper.CreateQuest();
MockPropertyChangeQuestCommand command = new MockPropertyChangeQuestCommand();
command.OnSetPropertyValue += (q, v) => { setPropertyCalledValue++; };
//Act
bool undoResult = command.Undo(quest);
//Assert
Assert.IsFalse(undoResult);
Assert.AreEqual(0, setPropertyCalledValue);
}
