DocumentMapper documentMapper = indexService.mapperService().parse("type", new CompressedString(indexMapping.string()), true);
assertThat(documentMapper.timestampFieldMapper().enabled(), equalTo(enabled));
assertTrue(documentMapper.timestampFieldMapper().fieldType().stored());
assertTrue(documentMapper.timestampFieldMapper().hasDocValues());
documentMapper.refreshSource();
documentMapper = indexService.mapperService().parse("type", new CompressedString(documentMapper.mappingSource().string()), true);
assertThat(documentMapper.timestampFieldMapper().enabled(), equalTo(enabled));
assertTrue(documentMapper.timestampFieldMapper().hasDocValues());
assertTrue(documentMapper.timestampFieldMapper().fieldType().stored());
}