assertEquals("test query", queryContext.getQueryString());
        assertNull(queryContext.getDefaultField());
    }

    // Test constructor with allinurl prefix
    @Test
    public void test_constructor_allinurlPrefix() {
        queryContext = new QueryContext("allinurl:test query", false);
        assertEquals("test query", queryContext.getQueryString());
        assertEquals("url", queryContext.getDefaultField());
    }