public void ShouldOpen3rdDoor()
{
var gameStage = new GameStage();
var mockRandomNumber = Substitute.For <IRandomNumberGenerator>();
mockRandomNumber.Generate(0, 2).Returns(1);
var doorSelector = new DoorSelector(mockRandomNumber);
gameStage.AllDoors[0].Winner = true;
gameStage.AllDoors[0].Chosen = true;
doorSelector.SetOpenDoor(gameStage.AllDoors);
Assert.True(gameStage.AllDoors[2].Open); //third door should be open
Assert.False(gameStage.AllDoors[0].Open); //checking that winnning/chosen door should not be open
}
public void ShouldChoseDoor3()
{
var gameStage = new GameStage();
var mockRandomNumber = Substitute.For <IRandomNumberGenerator>();
mockRandomNumber.Generate(1, 3).Returns(2);
var doorSelector = new DoorSelector(mockRandomNumber);
var changeStrategy = new ChangeStrategy();
gameStage.AllDoors[0].Chosen = true;
gameStage.AllDoors[1].Open = true;
changeStrategy.ChangeSelection(gameStage.AllDoors);
Assert.True(gameStage.AllDoors[2].Chosen);
Assert.False(gameStage.AllDoors[0].Chosen);
}
public void ShouldChangeDoorChosenToTrue()
{
var gameStage = new GameStage();
var mockRandomNumber = Substitute.For <IRandomNumberGenerator>();
mockRandomNumber.Generate().Returns(3);
var doorSelector = new DoorSelector(mockRandomNumber);
//pick a door, check that it's winner = false
var thirdDoor = gameStage.AllDoors.Find(door => door.Number == 3);
Assert.False(thirdDoor.Chosen);
//run the method
doorSelector.SetChosenDoor(gameStage.AllDoors);
//winner should now be true
Assert.True(thirdDoor.Chosen);
}
