testUpdateLinkCommandDoesNotTriggerAnException() {
    FIELDMOCK.$replay();
    linkBubble.enable(FIELDMOCK);

    // At this point, the bubble was not created yet using its createBubble
    // public method.
    assertNotThrows(
        'Executing goog.editor.Command.UPDATE_LINK_BUBBLE should not trigger ' +
            'an exception even if the bubble was not created yet using its ' +
            'createBubble method.',
        goog.bind(
            linkBubble.execCommandInternal, linkBubble,
            Command.UPDATE_LINK_BUBBLE));

    FIELDMOCK.$verify();
  }
@bug 15379294
@suppress {visibility} suppression added to enable type
     checking