import assert from 'assert';
import URL from 'url';
import cheerio from 'cheerio';

import Mercury from 'mercury';
import getExtractor from 'extractors/get-extractor';
import { excerptContent } from 'utils/text';

const fs = require('fs');

describe('WwwCnbcComExtractor', () => {
  describe('initial test case', () => {
    let result;
    let url;
    beforeAll(() => {
      url =
        'http://www.cnbc.com/2016/12/20/coals-us-stronghold-is-losing-steam-even-as-trump-aims-for-a-revival.html';
      const html = fs.readFileSync(
        './fixtures/www.cnbc.com/1482251664848.html'
      );
      result = Mercury.parse(url, { html, fallback: false });
    });

    it('is selected properly', () => {
      // This test should be passing by default.
      // It sanity checks that the correct parser
      // is being selected for URLs from this domain
      const extractor = getExtractor(url);
      assert.equal(extractor.domain, URL.parse(url).hostname);
    });

    it('returns the title', async () => {
      // To pass this test, fill out the title selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      const { title } = await result;

      // Update these values with the expected values from
      // the article.
      assert.equal(
        title,
        "Coal's big US stronghold is losing steam, even as Trump aims for a revival"
      );
    });

    it('returns the author', async () => {
      // To pass this test, fill out the author selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      const { author } = await result;

      // Update these values with the expected values from
      // the article.
      assert.equal(author, 'Tom DiChristopher');
    });

    it('returns the date_published', async () => {
      // To pass this test, fill out the date_published selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      const { date_published } = await result;

      // Update these values with the expected values from
      // the article.
      assert.equal(date_published, '2016-12-20T15:32:57.000Z');
    });

    it('returns the lead_image_url', async () => {
      // To pass this test, fill out the lead_image_url selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      const { lead_image_url } = await result;

      // Update these values with the expected values from
      // the article.
      assert.equal(
        lead_image_url,
        'http://fm.cnbc.com/applications/cnbc.com/resources/img/editorial/2016/12/19/104176162-GettyImages-161350847.1910x1000.jpg'
      );
    });

    it('returns the content', async () => {
      // To pass this test, fill out the content selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      // You may also want to make use of the clean and transform
      // options.
      const { content } = await result;

      const $ = cheerio.load(content || '');

      const first13 = excerptContent(
        $('*')
          .first()
          .text(),
        13
      );

      // Update these values with the expected values from
      // the article.
      assert.equal(
        first13,
        'Brian Brainerd | The Denver Post | Getty Images The U.S. Mountain States'
      );
    });
  });

  describe('website redesign', () => {
    let result;
    let url;
    beforeAll(() => {
      url =
        'https://www.cnbc.com/2019/03/18/heres-how-cybersecurity-vendors-drive-the-hacking-news-cycle.html';
      const html = fs.readFileSync(
        './fixtures/www.cnbc.com/1553160766510.html'
      );
      result = Mercury.parse(url, { html, fallback: false });
    });

    it('returns the title', async () => {
      // To pass this test, fill out the title selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      const { title } = await result;

      // Update these values with the expected values from
      // the article.
      assert.equal(
        title,
        'Desperate to get through to executives, some cybersecurity vendors are resorting to lies and blackmail'
      );
    });

    it('returns the content', async () => {
      // To pass this test, fill out the content selector
      // in ./src/extractors/custom/www.cnbc.com/index.js.
      // You may also want to make use of the clean and transform
      // options.
      const { content } = await result;

      const $ = cheerio.load(content || '');

      const first13 = excerptContent(
        $('*')
          .first()
          .text(),
        13
      );

      // Update these values with the expected values from
      // the article.
      assert.equal(
        first13,
        'The cybersecurity vendor marketplace is growing so crowded that some companies have been'
      );
    });
  });
});
