feat: bustle extractor (#60)

Author: janetleekim

fixtures/www.bustle.com/1481129185239.html

@@ -28,3 +28,4 @@ export * from './www.youtube.com';
 export * from './www.theguardian.com';
 export * from './www.sbnation.com';
 export * from './www.bloomberg.com';
+export * from './www.bustle.com';

src/extractors/custom/index.js

@@ -0,0 +1,45 @@
+export const WwwBustleComExtractor = {
+  domain: 'www.bustle.com',
+
+  title: {
+    selectors: [
+      'h1.post-page__title',
+    ],
+  },
+
+  author: {
+    selectors: [
+      'div.content-meta__author',
+    ],
+  },
+
+  date_published: {
+    selectors: [
+      ['time.content-meta__published-date[datetime]', 'datetime'],
+    ],
+  },
+
+  lead_image_url: {
+    selectors: [
+      ['meta[name="og:image"]', 'value'],
+    ],
+  },
+
+  content: {
+    selectors: [
+      '.post-page__body',
+    ],
+
+    // Is there anything in the content you selected that needs transformed
+    // before it's consumable content? E.g., unusual lazy loaded images
+    transforms: {
+    },
+
+    // Is there anything that is in the result that shouldn't be?
+    // The clean selectors will remove anything that matches from
+    // the result
+    clean: [
+
+    ],
+  },
+};

src/extractors/custom/www.bustle.com/index.js

@@ -0,0 +1,87 @@
+import assert from 'assert';
+import fs from 'fs';
+import URL from 'url';
+import cheerio from 'cheerio';
+
+import Mercury from 'mercury';
+import getExtractor from 'extractors/get-extractor';
+import { excerptContent } from 'utils/text';
+
+describe('WwwBustleComExtractor', () => {
+  describe('initial test case', () => {
+    let result;
+    let url;
+    beforeAll(() => {
+      url =
+        'https://www.bustle.com/articles/194709-13-ways-to-compliment-women-in-the-most-empowering-transformative-way-possible';
+      const html =
+        fs.readFileSync('./fixtures/www.bustle.com/1481129185239.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.bustle.com/index.js.
+      const { title } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(title, '13 Ways To Compliment Women In The Most Empowering, Transformative Way Possible');
+    });
+
+    it('returns the author', async () => {
+      // To pass this test, fill out the author selector
+      // in ./src/extractors/custom/www.bustle.com/index.js.
+      const { author } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(author, 'Teresa Newsome');
+    });
+
+    it('returns the date_published', async () => {
+      // To pass this test, fill out the date_published selector
+      // in ./src/extractors/custom/www.bustle.com/index.js.
+      const { date_published } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(date_published, '2016-12-02T18:28:24.692Z');
+    });
+
+    it('returns the lead_image_url', async () => {
+      // To pass this test, fill out the lead_image_url selector
+      // in ./src/extractors/custom/www.bustle.com/index.js.
+      const { lead_image_url } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(lead_image_url, 'https://typeset-beta.imgix.net/rehost/2016/12/2/2fa248d4-0035-403f-a18d-3aeca6929b98.jpg?w=1200&h=630&fit=crop&crop=faces&auto=format&q=70');
+    });
+
+    it('returns the content', async () => {
+      // To pass this test, fill out the content selector
+      // in ./src/extractors/custom/www.bustle.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, 'When I log into my Facebook these days, I\'m pretty much prepared for');
+    });
+  });
+});