@Test
    void testExplicitReferenceOverride() {
        QueryProfile a1 = new QueryProfile("a1");
        a1.set("b", "a1.b", null);
        QueryProfile profile = new QueryProfile("test");
        profile.set("a", a1, null);
        profile.set("a.b", "a.b", null);
        assertEquals("a.b", profile.compile(null).get("a.b"));
    }
Tests having both an explicit reference and an override
container-search/src/test/java/com/yahoo/search/query/profile/test/QueryProfileTestCase.java