Ranges();
    selection.addRange(range);
    // Send copy command
    const utils = new EditorTestUtils(contentToCopy);
    await utils.sendCopyShortcutKey();

    selection.removeAllRanges();
    const paste = document.getElementById("paste");
    paste.focus();
    await utils.sendPasteShortcutKey();
    const paste2 = document.getElementById("paste2");
    paste2.focus();
    await utils.sendPasteShortcutKey();
  }, "The data transfer on input event with insertFromPaste type should not be null on content