newIsolatables[1].isolate() == file2
    }

    def "can serialize/deserialize isolated Serialized values"() {
        SerializableType type1 = new SerializableType("bar")
        SerializableType type2 = new SerializableType("baz")
        Isolatable<?>[] isolatables = [isolatableFactory.isolate(type1), isolatableFactory.isolate(type2)]

    override fun encodingForType(type: Class<*>): Encoding? =
        type.takeIf { Serializable::class.java.isAssignableFrom(it) }?.let { serializableType ->
            lookup.encodingFor(serializableType)
        }

    override suspend fun ReadContext.decode(): Any =
        decodePreservingIdentity { id ->
            when (readEnum<Format>()) {
                Format.WriteObject -> {