@Test
    void testGroupingContinuation() {
        assertParse("select foo from bar where baz contains 'cox' " +
                "| { 'continuations': ['BCBCBCBEBG', 'BCBKCBACBKCCK'] }all(group(a) each(output(count())))",
                "baz:cox");
        assertEquals("[[BCBCBCBEBG, BCBKCBACBKCCK]all(group(a) each(output(count())))]",
                toString(parser.getGroupingSteps()));

        assertParse("select foo from bar where baz contains 'cox' " +
                "| { 'continuations': ['BCBCBCBEBG', 'BCBKCBACBKCCK'] }all(group(a) each(output(count()))) " +
                "| { 'continuations': ['BCBBBBBDBF', 'BCBJBPCBJCCJ'] }all(group(b) each(output(count())))",
                "baz:cox");
        assertEquals("[[BCBCBCBEBG, BCBKCBACBKCCK]all(group(a) each(output(count())))," +
                " [BCBBBBBDBF, BCBJBPCBJCCJ]all(group(b) each(output(count())))]",
                toString(parser.getGroupingSteps()));
    }
Specification for the conversion of YQL+ expressions to Vespa search queries.

@author Steinar Knutsen
@author Stian Kristoffersen
container-search/src/test/java/com/yahoo/search/yql/YqlParserTestCase.java