static Schema getSchema(Class<? extends Message> clazz) {
    return getSchema(ProtobufUtil.getDescriptorForClass(clazz));
  }
@Test
  public void testNonContiguousOneOfSchema() {
    assertEquals(
        TestProtoSchemas.NONCONTIGUOUS_ONEOF_SCHEMA,
        ProtoSchemaTranslator.getSchema(Proto3SchemaMessages.NonContiguousOneOf.class));
  }