@Test
    void testGroupingWithPredefinedBuckets() {
        String grouping = "[ { \"all\" : { \"group\" : { \"predefined\" : [ \"foo\", { \"bucket\": [1,2]}, { \"bucket\": [3,4]} ] } } } ]";
        String expected = "[[]all(group(predefined(foo, bucket[1, 2>, bucket[3, 4>)))]";
        assertGrouping(expected, parseGrouping(grouping));
    }
Tests Query.Select

@author henrhoi
@author bratseth
container-search/src/test/java/com/yahoo/select/SelectTestCase.java