assertTrue(messages.hasMessageOf("doc.boost"), "Required field 'boost' should have error at 'doc.boost' property");
    }

    @Test
    public void test_validateFields_floatErrorMessagePropertyKey() {
        final Map<String, Object> doc = new HashMap<>();
        doc.put("url", "https://example.com");
        doc.put("title", "Test Title");
        doc.put("role", "Rguest");