}

    public void test_boolean_conversion() {
        Map<String, Object> doc = new HashMap<>();

        doc.put("boolTrue", true);
        assertEquals(Boolean.TRUE, DocumentUtil.getValue(doc, "boolTrue", Boolean.class));

        doc.put("boolFalse", false);
        assertEquals(Boolean.FALSE, DocumentUtil.getValue(doc, "boolFalse", Boolean.class));