import {extractHtmlMeta} from '../../src/lib/extractHtmlMeta'
import {exampleComHtml} from './__mocks__/exampleComHtml'
import {youtubeHTML} from './__mocks__/youtubeHtml'
import {tiktokHtml} from './__mocks__/tiktokHtml'
describe('extractHtmlMeta', () => {
const cases = [
['', {}],
['nothing', {}],
['
title', {title: 'title'}],
[' aSd!@#AC ', {title: 'aSd!@#AC'}],
['\n title\n ', {title: 'title'}],
['', {title: 'meta title'}],
[
'',
{description: 'meta description'},
],
['', {title: 'og title'}],
[
'',
{description: 'og description'},
],
[
'',
{image: 'https://ogimage.com/foo.png'},
],
[
'',
{title: 'twitter title'},
],
[
'',
{description: 'twitter description'},
],
[
'',
{image: 'https://twitterimage.com/foo.png'},
],
['', {title: 'meta title'}],
]
it.each(cases)(
'given the html tag %p, returns %p',
// @ts-ignore not worth fixing -prf
(input, expectedResult) => {
const output = extractHtmlMeta({html: input as string, hostname: ''})
expect(output).toEqual(expectedResult)
},
)
it('extracts title and description from a generic HTML page', () => {
const input = exampleComHtml
const expectedOutput = {
title: 'Example Domain',
description: 'An example website',
}
const output = extractHtmlMeta({html: input, hostname: 'example.com'})
expect(output).toEqual(expectedOutput)
})
it('extracts title and description from a Tiktok HTML page', () => {
const input = tiktokHtml
const expectedOutput = {
title:
'Coca-Cola and Mentos! Super Reaction! #cocacola #mentos #reaction #bal... | TikTok',
description:
'5.5M Likes, 20.8K Comments. TikTok video from Power Vision Tests (@_powervision_): "Coca-Cola and Mentos! Super Reaction! #cocacola #mentos #reaction #balloon #sciencemoment #scienceexperiment #experiment #test #amazing #pvexp". оригинальный звук - Power Vision Tests.',
}
const output = extractHtmlMeta({html: input, hostname: 'tiktok.com'})
expect(output).toEqual(expectedOutput)
})
it('extracts title and description from a generic youtube page', () => {
const input = youtubeHTML
const expectedOutput = {
title: 'HD Video (1080p) with Relaxing Music of Native American Shamans',
description:
'Stunning HD Video ( 1080p ) of Patagonian Nature with Relaxing Native American Shamanic Music. HD footage used from ',
image: 'https://i.ytimg.com/vi/x6UITRjhijI/sddefault.jpg',
}
const output = extractHtmlMeta({html: input, hostname: 'youtube.com'})
expect(output).toEqual(expectedOutput)
})
it('extracts username from the url a twitter profile page', () => {
const expectedOutput = {
title: '@bluesky on Twitter',
}
const output = extractHtmlMeta({
html: '',
hostname: 'twitter.com',
pathname: '/bluesky',
})
expect(output).toEqual(expectedOutput)
})
it('extracts username from the url a tweet', () => {
const expectedOutput = {
title: 'Tweet by @bluesky',
}
const output = extractHtmlMeta({
html: '',
hostname: 'twitter.com',
pathname: '/bluesky/status/1582437529969917953',
})
expect(output).toEqual(expectedOutput)
})
it("does not extract username from the url when it's not a tweet or profile page", () => {
const expectedOutput = {
title: 'Twitter',
}
const output = extractHtmlMeta({
html: '',
hostname: 'twitter.com',
pathname: '/i/articles/follows/-1675653703?time_window=24',
})
expect(output).toEqual(expectedOutput)
})
})