TestExample.java

@SpringBootTest(classes = {DgsAutoConfiguration.class, ShowsDatafetcher.class})
class ShowsDatafetcherTest {
    @Autowired
    DgsQueryExecutor dgsQueryExecutor;
   
    @Test
    void shows() {
        List<String> titles = dgsQueryExecutor.executeAndExtractJsonPath(
             " { shows { title releaseYear }}",
             "data.shows[*].title");
      
        assertThat(titles).contains("Ozark");
    }
}