source-scraper-test-utils/dist/ScraperTester.js

Test Utils for the SourceScraper-Project

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const Tester_1 = require("./Tester");
const chai = require("chai");
require("mocha");
chai.should();
class ScraperTester extends Tester_1.Tester {
    constructor(scraper) {
        super();
        this.scraper = scraper;
    }
    static fromStatic(runner) {
        return new ScraperTester(new runner());
    }
    testUrlDetection(correctUrls, incorrectUrls) {
        return this.addTest('should detect a valid url', () => {
            correctUrls.forEach(url => this.scraper.isApplicable(url).should.be.true);
            if (incorrectUrls)
                incorrectUrls.forEach(url => this.scraper.isApplicable(url).should.be.false);
        });
    }
    testScraping(urls, options) {
        return this.addTest('should scrap data from a test page', async () => {
            for (const url of urls) {
                const scrap = await this.scraper.scrap(url, options);
                scrap.should.have.property('success').that.is.true;
                scrap.should.have.property('data').that.is.an('object');
                let data = scrap.data;
                if ('sources' in data) {
                    data = data;
                    data.should.have.property('sources').that.is.an('array');
                    data.sources.length.should.be.greaterThan(0);
                    data.sources.forEach(s => s.should.have.property('url').that.is.a('string'));
                }
                else if ('hosters' in data) {
                    data = data;
                    data.should.have.property('hosters').that.is.an('array');
                    data.hosters.length.should.be.greaterThan(0);
                    data.hosters.forEach(s => s.should.have.property('url').that.is.a('string'));
                }
                else
                    throw new Error('Unexpected scraper type');
            }
        });
    }
    getTestTarget() {
        return this.scraper;
    }
}
exports.ScraperTester = ScraperTester;
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