@Test
    void testPositive1() {
        AndItem root = new AndItem();

        root.addItem(new WordItem("a"));
        PhraseItem embedded = new PhraseItem();

        embedded.addItem(new WordItem("bcd"));
        root.addItem(embedded);
        root.addItem(new WordItem("e"));
        assertEquals("AND a bcd e", transformQuery(root));
    }
Tests guards against in single item phrases.

@author Steinar Knutsen
container-search/src/test/java/com/yahoo/prelude/query/parser/test/WashPhrasesTestCase.java