UnitTest.asynctest('browser.tinymce.core.InsertListTest', function () {
  const success = arguments[arguments.length - 2];
  const failure = arguments[arguments.length - 1];
  const suite = LegacyUnit.createSuite();
  const schema = Schema({});

  const createFragment = function (html) {
    const parser = DomParser({ validate: false });
    const fragment = parser.parse(html);

    return fragment;
  };

  const createDomFragment = function (html) {
    return DOMUtils.DOM.createFragment(html);
  };

  suite.test('isListFragment', function () {
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ol><li>x</li></ol>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<meta><ul><li>x</li></ul>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul><span id="mce_marker"></span>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul><p><br></p>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul><p></p>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul><p>\u00a0</p>')), true);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<ul><li>x</li></ul><p>x</p>')), false);
    LegacyUnit.equal(InsertList.isListFragment(schema, createFragment('<div></div>')), false);
  });

  suite.test('listItems', function () {
    const list = createDomFragment('<ul><li>a</li><li>b</li><li>c</li></ul>').firstChild;

    LegacyUnit.equal(InsertList.listItems(list).length, 3);
    LegacyUnit.equal(InsertList.listItems(list)[0].nodeName, 'LI');
  });

  suite.test('trimListItems', function () {
    const list = createDomFragment('<ul><li>a</li><li>b</li><li></li></ul>').firstChild;

    LegacyUnit.equal(InsertList.listItems(list).length, 3);
    LegacyUnit.equal(InsertList.trimListItems(InsertList.listItems(list)).length, 2);
  });

  Pipeline.async({}, suite.toSteps({}), function () {
    success();
  }, failure);
});

  suite.test('Remove redundant br elements', function () {
    let parser, root;
    const schema = Schema();

    parser = DomParser({ remove_trailing_brs: true }, schema);
    root = parser.parse(
      '<p>a<br></p>' +
      '<p>a<br>b<br></p>' +
      '<p>a<br><br></p><p>a<br><span data-mce-type="bookmark"></span><br></p>' +
      '<p>a<span data-mce-type="bookmark"></span><br></p>'
    );
    LegacyUnit.equal(
      serializer.serialize(root),
      '<p>a</p><p>a<br />b</p><p>a<br /><br /></p><p>a<br /><br /></p><p>a</p>',
      'Remove traling br elements.'
    );
  });

  suite.test('getNonEmptyElements', function () {
    let schema;

    schema = Schema();
    LegacyUnit.deepEqual(schema.getNonEmptyElements(), {
      EMBED: {}, PARAM: {}, META: {}, LINK: {}, ISINDEX: {},
      INPUT: {}, IMG: {}, HR: {}, FRAME: {}, COL: {}, BR: {},
      BASEFONT: {}, BASE: {}, AREA: {}, SOURCE : {},
      TD: {}, TH: {}, IFRAME: {}, VIDEO: {}, AUDIO: {}, OBJECT: {},
      WBR: {}, TRACK : {}, SCRIPT : {}, PRE: {}, CODE: {},
      embed: {}, param: {}, meta: {}, link: {}, isindex: {},
      input: {}, img: {}, hr: {}, frame: {}, col: {}, br: {},
      basefont: {}, base: {}, area: {}, source : {},
      td: {}, th: {}, iframe: {}, video: {}, audio: {}, object: {},
      wbr : {}, track : {}, script : {}, pre: {}, code: {}
    });
  });

const filterWordContent = function (editor: Editor, content: string) {
  let retainStyleProperties, validStyles;

  retainStyleProperties = Settings.getRetainStyleProps(editor);
  if (retainStyleProperties) {
    validStyles = Tools.makeMap(retainStyleProperties.split(/[, ]/));
  }

  // Remove basic Word junk
  content = Utils.filter(content, [
    // Remove apple new line markers
    /<br class="?Apple-interchange-newline"?>/gi,

    // Remove google docs internal guid markers
    /<b[^>]+id="?docs-internal-[^>]*>/gi,

    // Word comments like conditional comments etc
    /<!--[\s\S]+?-->/gi,

    // Remove comments, scripts (e.g., msoShowComment), XML tag, VML content,
    // MS Office namespaced tags, and a few other tags
    /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|img|meta|link|style|\w:\w+)(?=[\s\/>]))[^>]*>/gi,

    // Convert <s> into <strike> for line-though
    [/<(\/?)s>/gi, '<$1strike>'],

    // Replace nsbp entites to char since it's easier to handle
    [/&nbsp;/gi, '\u00a0'],

    // Convert <span style="mso-spacerun:yes">___</span> to string of alternating
    // breaking/non-breaking spaces of same length
    [/<span\s+style\s*=\s*"\s*mso-spacerun\s*:\s*yes\s*;?\s*"\s*>([\s\u00a0]*)<\/span>/gi,
      function (str, spaces) {
        return (spaces.length > 0) ?
          spaces.replace(/./, ' ').slice(Math.floor(spaces.length / 2)).split('').join('\u00a0') : '';
      }
    ]
  ]);

  const validElements = Settings.getWordValidElements(editor);

  // Setup strict schema
  const schema = Schema({
    valid_elements: validElements,
    valid_children: '-li[p]'
  });

  // Add style/class attribute to all element rules since the user might have removed them from
  // paste_word_valid_elements config option and we need to check them for properties
  Tools.each(schema.elements, function (rule) {
    /*eslint dot-notation:0*/
    if (!rule.attributes.class) {
      rule.attributes.class = {};
      rule.attributesOrder.push('class');
    }

    if (!rule.attributes.style) {
      rule.attributes.style = {};
      rule.attributesOrder.push('style');
    }
  });

  // Parse HTML into DOM structure
  const domParser = DomParser({}, schema);

  // Filter styles to remove "mso" specific styles and convert some of them
  domParser.addAttributeFilter('style', function (nodes) {
    let i = nodes.length, node;

    while (i--) {
      node = nodes[i];
      node.attr('style', filterStyles(editor, validStyles, node, node.attr('style')));

      // Remove pointess spans
      if (node.name === 'span' && node.parent && !node.attributes.length) {
        node.unwrap();
      }
    }
  });

  // Check the class attribute for comments or del items and remove those
  domParser.addAttributeFilter('class', function (nodes) {
    let i = nodes.length, node, className;

    while (i--) {
      node = nodes[i];

      className = node.attr('class');
      if (/^(MsoCommentReference|MsoCommentText|msoDel)$/i.test(className)) {
        node.remove();
      }

      node.attr('class', null);
    }
  });

  // Remove all del elements since we don't want the track changes code in the editor
  domParser.addNodeFilter('del', function (nodes) {
    let i = nodes.length;

//.........这里部分代码省略.........