SuspiciousStewBuilder extends Builder<SuspiciousStewMeta, SuspiciousStewBuilder> { public SuspiciousStewBuilder effect(PotionEffect effect, boolean overwrite) { meta.addCustomEffect(effect, overwrite); return this; } SuspiciousStewBuilder();   SuspiciousStewBuilder(Builder<ItemMeta, ?> source); static SuspiciousStewBuilder of(); SuspiciousStewBuilder effect(PotionEffect effect, boolean overwrite);  }
@Test void effect() { SuspiciousStewBuilder.of().self().effect(effect, true); verify(meta).addCustomEffect(effect, true); }