assertEquals(1, tags.length);
        assertTrue(tags[0].toString().contains("attrName=href"));
        assertTrue(tags[0].toString().contains("attrValue=https://example.com"));
    }

    public void test_hashCode_consistency() {
        PrunedTag tag1 = new PrunedTag("div");
        tag1.setId("test");
        tag1.setCss("highlight");

        PrunedTag tag2 = new PrunedTag("div");
        tag2.setId("test");