public void Unflagging_an_untouched_tile_should_do_nothing()
{
var tile = new MineTile();
tile.GetStatus().Should().Be(TileStatus.Untouched);
tile.UnFlag();
tile.GetStatus().Should().Be(TileStatus.Untouched);
}
public void Unflagging_an_flagged_tile_should_un_flag_it()
{
var tile = new MineTile();
tile.Flag();
tile.GetStatus().Should().Be(TileStatus.Flagged);
tile.UnFlag();
tile.GetStatus().Should().Be(TileStatus.Untouched);
}
public void Unflagging_a_clicked_tile_should_throw_an_error()
{
var tile = new MineTile();
tile.Click();
tile.GetStatus().Should().Be(TileStatus.Revealed);
var ex = Assert.Throws <InvalidOperationException>(() => tile.UnFlag());
ex.Message.Should().Be("Cannot un-flag a clicked tile.");
}
