### Question:
LevelChoiceServiceImpl implements LevelChoiceService { @Override public boolean isFirstScene() { return currentScreen == 0; } LevelChoiceServiceImpl(int levelCount, int levelPerScreen); @Override void moveRight(); @Override void moveLeft(); @Override void moveTo(int screen); @Override void attach(Observer observer); @Override int getCurrentScreen(); @Override boolean isLastScene(); @Override boolean isFirstScene();  }### Answer:
@Test public void isFirstSceneTrue(){ assertThat(sut.isFirstScene(), is(true)); }