@Test
void shouldThrowExceptionForIncorrectClass() {

    assertThrows(GameSpecSourceInstantiator.GameSpecInstantiationException.class, () -> {
        List<Class> classList = new ArrayList<>(List.of(
            Class.forName("net.gazeplay.commons.utils.FileUtils")
        ));
        GameSpecSourceInstantiator instantiator = new GameSpecSourceInstantiator();
        instantiator.instantiateGameSpecSources(classList);
    });
}