[TestCase(2, 2, Dir4.None)] // joined at right-down diagonal
public void GetDirAdjacent(int dx, int dy, Dir4 expectedDir)
{
// transfers based on location; requires EXACT contact
Mock <IRoomGen> mockFrom = new Mock <IRoomGen>(MockBehavior.Strict);
mockFrom.SetupGet(p => p.Draw).Returns(new Rect(0, 0, 2, 2));
Mock <IRoomGen> mockTo = new Mock <IRoomGen>(MockBehavior.Strict);
mockTo.SetupGet(p => p.Draw).Returns(new Rect(dx, dy, 2, 2));
var testFloorPlan = new TestFloorPlan();
Dir4 dir = TestFloorPlan.GetDirAdjacent(mockFrom.Object, mockTo.Object);
Assert.That(dir, Is.EqualTo(expectedDir));
}
