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

    public void test_getMatchedLabelValueSet_emptyPatternList() {
        // Test with empty pattern list
        Set<String> result = labelTypeHelper.getMatchedLabelValueSet("/nonexistent/path");
        assertNotNull(result);
    }