@Test
void shouldLaunchCustom() {

    new MockUp<Utils>() {
        @mockit.Mock
        public File getImagesSubdirectory(String dir) {
            return new File(localDataFolder, "images/" + dir);
        }
    };
    Divisor divisor = new Divisor(mockGameContext, mockStats, false);
    divisor.launch();
    assertEquals(1, children.size());
    Target target = (Target) children.get(0);
    assertTrue(target.getImgLib().pickRandomImage().getUrl().contains("biscuit"));
}