// Case insensitive test
        MockNode divUpperNode = new MockNode("DIV");
        assertTrue(tag.matches(divUpperNode));
    }

    @Test
    public void test_matches_withId() {
        PrunedTag tag = new PrunedTag("div");
        tag.setId("test-id");

        // Node with matching id
        MockNode nodeWithId = new MockNode("div");