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1   /*
2    * Copyright (c) 2002-2025 Gargoyle Software Inc.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * https://www.apache.org/licenses/LICENSE-2.0
8    *
9    * Unless required by applicable law or agreed to in writing, software
10   * distributed under the License is distributed on an "AS IS" BASIS,
11   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12   * See the License for the specific language governing permissions and
13   * limitations under the License.
14   */
15  package org.htmlunit.html;
16  
17  import org.htmlunit.SimpleWebTestCase;
18  import org.junit.jupiter.api.Test;
19  
20  /**
21   * Tests for {@link BaseFrameElement}.
22   *
23   * @author Ahmed Ashour
24   * @author Ronald Brill
25   */
26  public class BaseFrameElementTest extends SimpleWebTestCase {
27  
28      /**
29       * @throws Exception if the test fails
30       */
31      @Test
32      public void removeIFrameAndAddAgain() throws Exception {
33          final String html = DOCTYPE_HTML
34              + "<html><head>\n"
35              + "<script>\n"
36              + "  function test() {\n"
37              + "    var frag1 = document.createDocumentFragment();\n"
38              + "    var div = document.getElementById('myDiv');\n"
39              + "    div.innerHTML = \"<iframe id='iframe'></iframe>\";\n"
40              + "    var iframe1 = document.getElementById('iframe');\n"
41              + "    frag1.appendChild(iframe1);\n"
42              + "    var frag2 = frag1.cloneNode(true);\n"
43              + "    document.body.appendChild(frag2);\n"
44              + "  }\n"
45              + "</script>\n"
46              + "</head><body onload='test()'>\n"
47              + "  <div id='myDiv'/>\n"
48              + "</body></html>";
49  
50          final HtmlPage page = loadPageWithAlerts(html);
51          final BaseFrameElement frame = page.getHtmlElementById("iframe");
52          final BaseFrameElement frame2 = frame.getEnclosedWindow().getFrameElement();
53          final DomNode parent1 = frame.getParentNode();
54          final DomNode parent2 = frame2.getParentNode();
55          assertEquals(parent1.getClass().getName(), parent2.getClass().getName());
56          assertEquals(frame.hashCode(), frame2.hashCode());
57      }
58  }