paste-on-detaching-iframe.https.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /clipboard-apis/detached-iframe/paste-on-detaching-iframe.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>Paste command detaching its iframe during the paste event</title>

<link rel='help' href='https://w3c.github.io/clipboard-apis/'>

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

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

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

<script src="/resources/testdriver-vendor.js"></script>

<script src="/resources/testdriver-actions.js"></script>

<script src="../resources/user-activation.js"></script>

<body>

<iframe id="iframe"></iframe>

<script>

'use strict';

promise_test(async t => {

  await tryGrantReadPermission();

  await waitForUserActivation();

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

  await new Promise(resolve => {

    iframe.onload = resolve;

    iframe.srcdoc =

        "<body contenteditable='true'>[focus here and paste]</body>";

});

  const iframeWindow = iframe.contentWindow;

  const pasteHandled = new Promise(resolve => {

    iframeWindow.document.addEventListener('paste', () => {

      iframeWindow.navigator.clipboard.readText().catch(() => {});

      // Synchronously detach the iframe while the paste command is still

      // running.

      iframe.remove();

      resolve();

});

});

  // Focus the editable body inside the iframe so the paste keyboard shortcut is

  // routed to the child frame.

  iframeWindow.document.body.focus();

  await sendPasteShortcutKey();

  await pasteHandled;

  assert_false(iframe.isConnected, 'iframe should have been detached');

}, 'Detaching an iframe during its paste event must not crash');

</script>

</body>