assertEquals("Field naming should be CAMEL_TO_LOWER_SNAKE", JsonFieldNaming.CAMEL_TO_LOWER_SNAKE, fieldNamingOpt.get());
    }

    @Test
    public void test_instanceCreation() {
        // Test that multiple instances can be created independently
        FessJsonResourceProvider provider1 = new FessJsonResourceProvider();

                        value.startsWith("{labels."));
            }
        }
    }

    /**
     * Test instance creation
     */
    @Test
    public void test_instanceCreation() {
        FessLabels labels = new FessLabels();
        assertNotNull(labels);
        assertTrue(labels instanceof org.lastaflute.core.message.UserMessages);
    }

    /**