@property
    def all_lang_code(self):
        return [ lang['code'] for lang in self.all_lang ]
Tests the method to get copy fields from Solr.
dataset/ETHPy150Open Opentaste/bombolone/bombolone/core/languages.py/Languages.all_lang_code--crossover with--dataset/ETHPy150Open moonlitesolutions/SolrClient/test/test_reindexer.py/ReindexerTests.test_query_gen_pershard