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114 lines
3.1 KiB
JavaScript
114 lines
3.1 KiB
JavaScript
/* eslint-env es6 */
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"use strict";
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jest.setTimeout(120 * 1000);
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const puppeteer = require('puppeteer-core');
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const Example = require('../examples/index');
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const fs = require('fs');
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const examples = Object.keys(Example);
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const browserPath = '/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome';
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const demoPagePath = 'http://localhost:8000/';
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const totalUpdates = 5;
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if (!fs.existsSync(browserPath)) {
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// Skip if browser is missing
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console.warn('Could not find browser. Browser tests skipped.');
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describe.skip('Browser integration tests');
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} else {
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describe('Browser integration tests', () => {
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let results;
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// Set up the environment and run examples
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beforeAll(async () => results = await runExamplesBrowser(totalUpdates));
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it('all examples run without throwing error or warning', () => {
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if (results.error) {
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console.error(results.error);
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expect(Boolean(results.error)).toBe(false);
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}
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if (results.warns) {
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console.error(results.warns);
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expect(results.warns.size).toBe(0);
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}
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if (!results.error && !results.warns) {
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for (const example of examples) {
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expect(results[example].id).toBe(example);
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expect(results[example].timestamp).toBeGreaterThan(0);
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}
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}
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});
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});
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}
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const runExamplesBrowser = async updates => {
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// Set up browser environment
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const browser = await puppeteer.launch({ executablePath: browserPath });
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const page = await browser.newPage();
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const results = {};
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let example;
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// Load local demo page and catch errors
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let pageError;
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let pageWarns;
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const onPageError = error => pageError = error;
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const onPageConsole = async message => {
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const type = message.type();
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if (example && type === 'error' || type === 'warning') {
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const log = `[${example}] ${message.type()} ${message.text()}`;
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pageWarns = pageWarns || new Set();
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pageWarns.add(log);
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}
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}
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page.addListener('pageerror', onPageError);
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page.addListener('console', onPageConsole);
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await page.goto(demoPagePath).catch(onPageError);
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// For every example
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for (example of examples) {
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// Bail on error
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if (pageError) {
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break;
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}
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// In the demo page context
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results[example] = await page.evaluate(async (example, updates) => {
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const demo = window.MatterDemoInstance;
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// Set the current example
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MatterTools.Demo.setExampleById(demo, example);
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const instance = demo.example.instance;
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let ticks = 0;
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// Wait while running
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await new Promise((resolve) => {
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Matter.Events.on(instance.runner, 'tick', () => {
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// Stop after enough updates
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if (ticks >= updates) {
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Matter.Runner.stop(instance.runner);
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resolve();
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}
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ticks += 1;
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});
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});
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// Return results
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return {
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id: demo.example.id,
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timestamp: instance.engine.timing.timestamp
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};
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}, example, updates);
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}
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// Tear down
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await browser.close();
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results.error = pageError;
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results.warns = pageWarns;
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return results;
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};
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