public void RubikCube_Rotate_CenterStayInPlace(string axisId)
{
// 1. Prepare
RubikCube c = new RubikCube(3);
var axis = c.GetAxis(axisId);
var center = c.Blocks.Where(b => b.Position.IsSameVector(axis.Vector)).First();
var initialPosition = center.Position;
// 2. Execute
c.RotateAround(axis, true);
// 3. Verify
Assert.Equal(initialPosition.X, center.Position.X, PRECISION_DOUBLE);
Assert.Equal(initialPosition.Y, center.Position.Y, PRECISION_DOUBLE);
Assert.Equal(initialPosition.Z, center.Position.Z, PRECISION_DOUBLE);
}
public void RubikCube_RotateOnceOnSize2_FindExpectedFace(string axisId, bool isClockwise, string blockCoordinate, string checkedFaceId, string expectedBlockFace)
{
// 1. Prepare
Cartesian3dCoordinate blockPosition = new Cartesian3dCoordinate(blockCoordinate);
RubikCube c = new RubikCube(2);
var axis = c.GetAxis(axisId);
var initialBlock = c.Blocks.FirstOrDefault(b => b.Position.IsSameVector(blockPosition));
var targetFaceVector = c.GetFace(checkedFaceId).Coordinates.Normal;
// 2. Execute
c.RotateAround(axis, isClockwise);
var block = c.Blocks.FirstOrDefault(b => b.Position.IsSameVector(blockPosition));
var face = block.GetBlockFace(targetFaceVector);
// 3. Verify
Assert.NotEqual(initialBlock.Id, block.Id);
Assert.NotNull(face);
Assert.Equal(expectedBlockFace, face.Id);
}