@Test
    public void test_load_returnValue() {
        int result = labelTypeHelper.load();
        assertEquals(2, result); // Based on mock data
    }

    @Test
    public void test_getMatchedLabelValueSet_multipleMatches() {
        // Load some test data first
        labelTypeHelper.load();

        Set<String> result = labelTypeHelper.getMatchedLabelValueSet("/test/path");
        assertNotNull(result);