@Test
    void requireThatMultiValueLeafNodesParse() {
        assertParsesTo("a in [b]", "a in [b]");
        assertParsesTo("0 in [1]", "0 in [1]");
        assertParsesTo("in in [and, in]", "in in [in, and]");
        assertParsesTo("a in [b, c, d, e, f]", "'a' in ['b', 'c', 'd', 'e', 'f']");
    }
@author <a href="mailto:magnarn@yahoo-inc.com">Magnar Nedland</a>
predicate-search-core/src/test/java/com/yahoo/document/predicate/PredicateParserTest.java