executeTool-detach-toolactivated.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webmcp/declarative/executeTool-detach-toolactivated.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>WebMCP: toolactivated is not dispatched when filling a declarative tool form detaches its document</title>

<link rel="author" href="mailto:beaufort.francois@gmail.com">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/webmcp/resources/helpers.js"></script>

<body>

<script>

promise_test(async t => {

  const iframe = document.createElement('iframe');

  iframe.src = '/common/blank.html';

  const loadPromise = new Promise(resolve => iframe.onload = resolve);

  document.body.appendChild(iframe);

  t.add_cleanup(() => iframe.remove());

  await loadPromise;

  const iframeDocument = iframe.contentDocument;

  const iframeModelContext = iframeDocument.modelContext;

  iframeDocument.body.innerHTML = `

    <form toolname="detaching_form_tool" tooldescription="Form that detaches its document">

      <input name="text" type="text">

      <button type="submit">Submit</button>

    </form>`;

  const tool = await waitForTool('detaching_form_tool');

  // Filling out the form synchronously detaches the document hosting the

  // tool.

  iframeDocument.querySelector('input').addEventListener('input',

      () => iframe.remove(), { once: true });

  const events = [];

  iframeModelContext.addEventListener('toolactivated', e => events.push(e));

  await promise_rejects_dom(t, 'UnknownError',

      document.modelContext.executeTool(tool, { text: 'hello' }));

  assert_false(iframe.isConnected, 'the iframe is detached');

  assert_array_equals(events, [],

      'toolactivated is not dispatched at the detached document ModelContext');

}, 'toolactivated is not dispatched when filling out a declarative tool form ' +

   'detaches the tool document');

</script>