Examples with NestedQueryBuilder org.elasticsearch.index.query.NestedQueryBuilder used on opensource projects

Example 1 with NestedQueryBuilder

use of org.elasticsearch.index.query.NestedQueryBuilder in project elasticsearch by elastic.

the class NestedHelperTests method testNested.

public void testNested() throws IOException {
    QueryShardContext context = indexService.newQueryShardContext(0, new MultiReader(), () -> 0);
    NestedQueryBuilder queryBuilder = new NestedQueryBuilder("nested1", new MatchAllQueryBuilder(), ScoreMode.Avg);
    ESToParentBlockJoinQuery query = (ESToParentBlockJoinQuery) queryBuilder.toQuery(context);
    Query expectedChildQuery = new BooleanQuery.Builder().add(new MatchAllDocsQuery(), Occur.MUST).add(new TermQuery(new Term("_type", "__nested1")), Occur.FILTER).build();
    assertEquals(expectedChildQuery, query.getChildQuery());
    assertFalse(new NestedHelper(mapperService).mightMatchNestedDocs(query));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested1"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested2"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested3"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested_missing"));
    queryBuilder = new NestedQueryBuilder("nested1", new TermQueryBuilder("nested1.foo", "bar"), ScoreMode.Avg);
    query = (ESToParentBlockJoinQuery) queryBuilder.toQuery(context);
    // this time we do not add a filter since the inner query only matches inner docs
    expectedChildQuery = new TermQuery(new Term("nested1.foo", "bar"));
    assertEquals(expectedChildQuery, query.getChildQuery());
    assertFalse(new NestedHelper(mapperService).mightMatchNestedDocs(query));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested1"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested2"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested3"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested_missing"));
    queryBuilder = new NestedQueryBuilder("nested2", new TermQueryBuilder("nested2.foo", "bar"), ScoreMode.Avg);
    query = (ESToParentBlockJoinQuery) queryBuilder.toQuery(context);
    // we need to add the filter again because of include_in_parent
    expectedChildQuery = new BooleanQuery.Builder().add(new TermQuery(new Term("nested2.foo", "bar")), Occur.MUST).add(new TermQuery(new Term("_type", "__nested2")), Occur.FILTER).build();
    assertEquals(expectedChildQuery, query.getChildQuery());
    assertFalse(new NestedHelper(mapperService).mightMatchNestedDocs(query));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested1"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested2"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested3"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested_missing"));
    queryBuilder = new NestedQueryBuilder("nested3", new TermQueryBuilder("nested3.foo", "bar"), ScoreMode.Avg);
    query = (ESToParentBlockJoinQuery) queryBuilder.toQuery(context);
    // we need to add the filter again because of include_in_root
    expectedChildQuery = new BooleanQuery.Builder().add(new TermQuery(new Term("nested3.foo", "bar")), Occur.MUST).add(new TermQuery(new Term("_type", "__nested3")), Occur.FILTER).build();
    assertEquals(expectedChildQuery, query.getChildQuery());
    assertFalse(new NestedHelper(mapperService).mightMatchNestedDocs(query));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested1"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested2"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested3"));
    assertTrue(new NestedHelper(mapperService).mightMatchNonNestedDocs(query, "nested_missing"));
}