/**
 * @license Copyright 2017 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
 */
'use strict';

/**
 * @fileoverview Ensures every HTML document has a `lang` attribute.
 * See base class in axe-audit.js for audit() implementation.
 */

const AxeAudit = require('./axe-audit');
const i18n = require('../../lib/i18n/i18n.js');

const UIStrings = {
  /** Title of an accesibility audit that evaluates if any list item elements do not have list parent elements. This title is descriptive of the successful state and is shown to users when no user action is required. */
  title: 'List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements',
  /** Title of an accesibility audit that evaluates if any list item elements do not have list parent elements. This title is descriptive of the failing state and is shown to users when there is a failure that needs to be addressed. */
  failureTitle: 'List items (`<li>`) are not contained within `<ul>` ' +
      'or `<ol>` parent elements.',
  /** Description of a Lighthouse audit that tells the user *why* they should try to pass. This is displayed after a user expands the section to see more. No character length limits. 'Learn More' becomes link text to additional documentation. */
  description: 'Screen readers require list items (`<li>`) to be contained within a ' +
      'parent `<ul>` or `<ol>` to be announced properly. ' +
      '[Learn more](https://dequeuniversity.com/rules/axe/3.1/listitem?application=lighthouse).',
};

const str_ = i18n.createMessageInstanceIdFn(__filename, UIStrings);

class ListItem extends AxeAudit {
  /**
   * @return {LH.Audit.Meta}
   */
  static get meta() {
    return {
      id: 'listitem',
      title: str_(UIStrings.title),
      failureTitle: str_(UIStrings.failureTitle),
      description: str_(UIStrings.description),
      requiredArtifacts: ['Accessibility'],
    };
  }
}

module.exports = ListItem;
module.exports.UIStrings = UIStrings;

/**
 * @license Copyright 2017 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
 */
'use strict';

/**
 * @fileoverview Ensures every list item is contained within a parent list
 * See base class in axe-audit.js for audit() implementation.
 */

const AxeAudit = require('./axe-audit');
const i18n = require('../../lib/i18n/i18n.js');

const UIStrings = {
  /** Title of an accesibility audit that evaluates if any list item elements do not have list parent elements. This title is descriptive of the successful state and is shown to users when no user action is required. */
  title: 'List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements',
  /** Title of an accesibility audit that evaluates if any list item elements do not have list parent elements. This title is descriptive of the failing state and is shown to users when there is a failure that needs to be addressed. */
  failureTitle: 'List items (`<li>`) are not contained within `<ul>` ' +
      'or `<ol>` parent elements.',
  /** Description of a Lighthouse audit that tells the user *why* they should try to pass. This is displayed after a user expands the section to see more. No character length limits. 'Learn More' becomes link text to additional documentation. */
  description: 'Screen readers require list items (`<li>`) to be contained within a ' +
      'parent `<ul>` or `<ol>` to be announced properly. ' +
      '[Learn more](https://dequeuniversity.com/rules/axe/3.1/listitem?application=lighthouse).',
};

const str_ = i18n.createMessageInstanceIdFn(__filename, UIStrings);

class ListItem extends AxeAudit {
  /**
   * @return {LH.Audit.Meta}
   */
  static get meta() {
    return {
      id: 'listitem',
      title: str_(UIStrings.title),
      failureTitle: str_(UIStrings.failureTitle),
      description: str_(UIStrings.description),
      requiredArtifacts: ['Accessibility'],
    };
  }
}

module.exports = ListItem;
module.exports.UIStrings = UIStrings;

add correct listitem.js @fileoverview (#8586)