public Map<String, String> getProperties() {
        return store;
    }
@Test
    void testGetProperties() {
        Assertions.assertNull(memConfig.getInternalProperty(MOCK_ONE_KEY));
        Assertions.assertNull(memConfig.getInternalProperty(MOCK_TWO_KEY));
        Map<String, String> proMap = new HashMap<>();
        proMap.put(MOCK_ONE_KEY, MOCK_VALUE);
        proMap.put(MOCK_TWO_KEY, MOCK_VALUE);
        memConfig.addProperties(proMap);
        Assertions.assertNotNull(memConfig.getInternalProperty(MOCK_ONE_KEY));
        Assertions.assertNotNull(memConfig.getInternalProperty(MOCK_TWO_KEY));
        Map<String, String> anotherProMap = new HashMap<>();
        anotherProMap.put(MOCK_THREE_KEY, MOCK_VALUE);
        memConfig.setProperties(anotherProMap);
        Assertions.assertNotNull(memConfig.getInternalProperty(MOCK_THREE_KEY));
        Assertions.assertNull(memConfig.getInternalProperty(MOCK_ONE_KEY));
        Assertions.assertNull(memConfig.getInternalProperty(MOCK_TWO_KEY));
    }