71 lines
2.5 KiB
TypeScript
71 lines
2.5 KiB
TypeScript
import {extractHtmlMeta} from '../../src/lib/extractHtmlMeta'
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import {exampleComHtml} from './__mocks__/exampleComHtml'
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import {youtubeHTML} from './__mocks__/youtubeHtml'
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describe('extractHtmlMeta', () => {
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const cases = [
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['', {}],
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['nothing', {}],
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['<title>title</title>', {title: 'title'}],
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['<title> aSd!@#AC </title>', {title: 'aSd!@#AC'}],
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['<title>\n title\n </title>', {title: 'title'}],
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['<meta name="title" content="meta title">', {title: 'meta title'}],
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[
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'<meta name="description" content="meta description">',
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{description: 'meta description'},
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],
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['<meta property="og:title" content="og title">', {title: 'og title'}],
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[
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'<meta property="og:description" content="og description">',
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{description: 'og description'},
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],
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[
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'<meta property="og:image" content="https://ogimage.com/foo.png">',
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{image: 'https://ogimage.com/foo.png'},
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],
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[
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'<meta property="twitter:title" content="twitter title">',
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{title: 'twitter title'},
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],
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[
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'<meta property="twitter:description" content="twitter description">',
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{description: 'twitter description'},
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],
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[
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'<meta property="twitter:image" content="https://twitterimage.com/foo.png">',
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{image: 'https://twitterimage.com/foo.png'},
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],
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['<meta\n name="title"\n content="meta title"\n>', {title: 'meta title'}],
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]
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it.each(cases)(
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'given the html tag %p, returns %p',
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(input, expectedResult) => {
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const output = extractHtmlMeta({html: input as string, hostname: ''})
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expect(output).toEqual(expectedResult)
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},
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)
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it('extracts title and description from a generic HTML page', () => {
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const input = exampleComHtml
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const expectedOutput = {
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title: 'Example Domain',
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description: 'An example website',
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}
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const output = extractHtmlMeta({html: input, hostname: 'example.com'})
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expect(output).toEqual(expectedOutput)
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})
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it('extracts title and description from a generic youtube page', () => {
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const input = youtubeHTML
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const expectedOutput = {
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title: 'HD Video (1080p) with Relaxing Music of Native American Shamans',
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description:
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'Stunning HD Video ( 1080p ) of Patagonian Nature with Relaxing Native American Shamanic Music. HD footage used from ',
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image: 'https://i.ytimg.com/vi/x6UITRjhijI/sddefault.jpg',
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}
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const output = extractHtmlMeta({html: input, hostname: 'youtube.com'})
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expect(output).toEqual(expectedOutput)
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})
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})
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