public void TranslateHorizontally_WhenNothingChanged_SetsChangeOccuredToFalse()
{
//arrange
var container = Substitute.For <IBoardContainer>();
var sut = new SquareTranslator(container);
container.Height.Returns(3);
container.Width.Returns(3);
container.Squares.Returns(new ObservableCollection <SquareViewModel>()
{
new SquareViewModel(0, 0, 1),
new SquareViewModel(1, 0, 2),
new SquareViewModel(2, 0, 3),
new SquareViewModel(0, 1, 4),
new SquareViewModel(1, 1, 5),
new SquareViewModel(2, 1, 6),
new SquareViewModel(0, 2, 7),
new SquareViewModel(1, 2, 8),
new SquareViewModel(2, 2, 9)
});
//act
sut.TranslateHorizontally(MoveDirection.Right);
bool rightChangeOccured = sut.ChangeOccured;
sut.TranslateHorizontally(MoveDirection.Left);
bool leftChangeOccured = sut.ChangeOccured;
//assert
Assert.That(!leftChangeOccured && !rightChangeOccured);
}
public void TranslateHorizontally_WhenHorizontalMergePossible_MergesProperly()
{
//arrange
var container = Substitute.For <IBoardContainer>();
var sut = new SquareTranslator(container);
container.Height.Returns(3);
container.Width.Returns(3);
container.Squares.Returns(new ObservableCollection <SquareViewModel>()
{
new SquareViewModel {
X = 0, Y = 0, Value = 1
},
new SquareViewModel {
X = 1, Y = 0, Value = 2
},
new SquareViewModel {
X = 2, Y = 0, Value = 3
},
new SquareViewModel {
X = 0, Y = 1, Value = 4
},
new SquareViewModel {
X = 1, Y = 1, Value = 5
},
new SquareViewModel {
X = 2, Y = 1, Value = 6
},
new SquareViewModel {
X = 0, Y = 2, Value = 7
},
new SquareViewModel {
X = 1, Y = 2, Value = 8
},
new SquareViewModel {
X = 2, Y = 2, Value = 8
}
});
//act
sut.TranslateHorizontally(MoveDirection.Right);
//assert
Assert.That(container.Squares[container.Squares.Count - 1].Value == 16);
}
public void TranslateHorizontally_WhenMergedSquares_SetsChangeOccuredToTrue()
{
//arrange
var container = Substitute.For <IBoardContainer>();
var sut = new SquareTranslator(container);
container.Height.Returns(3);
container.Width.Returns(3);
container.Squares.Returns(new ObservableCollection <SquareViewModel>()
{
new SquareViewModel {
X = 0, Y = 0, Value = 1
},
new SquareViewModel {
X = 1, Y = 0, Value = 2
},
new SquareViewModel {
X = 2, Y = 0, Value = 3
},
new SquareViewModel {
X = 0, Y = 1, Value = 4
},
new SquareViewModel {
X = 1, Y = 1, Value = 5
},
new SquareViewModel {
X = 2, Y = 1, Value = 6
},
new SquareViewModel {
X = 0, Y = 2, Value = 7
},
new SquareViewModel {
X = 1, Y = 2, Value = 8
},
new SquareViewModel {
X = 2, Y = 2, Value = 8
}
});
//act
sut.TranslateHorizontally(MoveDirection.Right);
//assert
Assert.That(sut.ChangeOccured);
}
