Swap arguments: the expected value (in this case `ghostmover`) comes first in `assertEquals`.

If you want to go all the way: Consider using a dedicated Hamcrest feature matcher for the various assertions of the UI's ghost controller (see this [SpriteTest](https://github.com/avandeursen/jpacman-framework/blob/7427ed08859308eb918855f344c23386119c54ef/src/test/java/org/jpacman/test/framework/model/SpriteTest.java) example).