public void prefabCopiedCorrectly() {
EntityRef entity1 = entityManager.create(prefab);
StringComponent comp = entity1.getComponent(StringComponent.class);
assertEquals("Test", comp.value);
comp.value = "One";
entity1.saveComponent(comp);
assertEquals("Test", prefab.getComponent(StringComponent.class).value);
EntityRef entity2 = entityManager.create(prefab);
assertEquals("Test", prefab.getComponent(StringComponent.class).value);
assertEquals("One", entity1.getComponent(StringComponent.class).value);
assertEquals("Test", entity2.getComponent(StringComponent.class).value);