public void GhostGoDown_SavePreviousValue()
{
Field field = new Field();
GHost ghost = new GHost(field);
ghost.RealtimeCoordinate = new Coordinate(7, 1);
ghost.previousValue = " ";
field.NewField[7, 1] = "&";
Assert.IsTrue(ghost.GoDown());
Assert.AreEqual(" ", field.NewField[7, 1]);
}
public void GhostNotGoDown_NotSavePreviousValue()
{
Field field = new Field();
GHost ghost = new GHost(field);
ghost.RealtimeCoordinate = new Coordinate(1, 4);
ghost.previousValue = " ";
field.NewField[1, 4] = "&";
Assert.IsFalse(ghost.GoDown());
Assert.AreEqual("&", field.NewField[1, 4]);
}
public void GhostGoRightFromX23_SavePrevV()
{
Field field = new Field();
GHost ghost = new GHost(field);
ghost.RealtimeCoordinate = new Coordinate(7, 23);
ghost.previousValue = " ";
field.NewField[7, 23] = "&";
Assert.IsTrue(ghost.GoRight());
Assert.AreEqual(" ", field.NewField[7, 23]);
}