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Add focused hgroup coverage for HTML unknown-element behavior #1117

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Add focused hgroup coverage for HTML unknown-element behavior #1117

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Copilot May 8, 2026
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Add hgroup coverage in element creation and unknown element tests
Copilot May 8, 2026
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11 changes: 11 additions & 0 deletions src/test/java/org/htmlunit/general/ElementCreationTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -559,6 +559,17 @@ public void header() throws Exception {
test("header");
}

/**
* Test {@link org.htmlunit.html.HtmlUnknownElement}.
*
* @throws Exception if an error occurs
*/
@Test
@Alerts("[object HTMLUnknownElement]")
public void hgroup() throws Exception {
test("hgroup");
}

/**
* Test {@link org.htmlunit.html.HtmlHeading1}.
*
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25 changes: 25 additions & 0 deletions src/test/java/org/htmlunit/html/HtmlUnknownElementTest.java
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Expand Up @@ -107,4 +107,29 @@ public void asXml() throws Exception {
final String xml = driver.getPageSource();
assertTrue("Node not expanded in: " + xml, xml.contains("</foo>"));
}

/**
* @throws Exception if the test fails
*/
@Test
@Alerts("[object HTMLUnknownElement]")
public void hgroupScriptable() throws Exception {
final String html = DOCTYPE_HTML
+ "<html><head>\n"
+ "<script>\n"
+ LOG_TITLE_FUNCTION
+ " function test() {\n"
+ " log(document.getElementById('myId'));\n"
+ " }\n"
+ "</script>\n"
+ "</head><body onload='test()'>\n"
+ "<hgroup id='myId'></hgroup>\n"
+ "</body></html>";

final WebDriver driver = loadPageVerifyTitle2(html);
if (driver instanceof HtmlUnitDriver) {
final HtmlPage page = (HtmlPage) getEnclosedPage();
assertTrue(page.getHtmlElementById("myId") instanceof HtmlUnknownElement);
}
}
}