tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_custom_element_invalid_name.html (918B)

      1 <head>
      2  <title>Test for copy/paste with XHTML</title>
      3  <script src="/tests/SimpleTest/SimpleTest.js"></script>
      4  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
      5 </head>
      6 <body>
      7  <script>
      8    SimpleTest.waitForExplicitFinish();
      9 
     10    let defineMessage;
     11    try {
     12      customElements.define("invalidName", class extends HTMLElement {});
     13    } catch ({ message }) {
     14      defineMessage = message;
     15    }
     16    ok(defineMessage && defineMessage.includes("invalidName"),
     17       "customElements.define should throw for invalid names and the message should contain the invalid name.");
     18 
     19    customElements.whenDefined("invalidName").catch(({ message }) => message).then(m => {
     20      ok(m && m.includes("invalidName"),
     21         "customElements.whenDefined should also throw for invalid names and the message should contain the invalid name.");
     22      SimpleTest.finish();
     23    });
     24  </script>
     25 </body>