Function start

test/runTest/server.js:272–607

()

async function start() {
    // Clean PR directories before starting
    const {cleanPRDirectories} = require('./util');
    cleanPRDirectories();

    if (!checkPuppeteer()) {
        console.error(`Can't find puppeteer >= 9.0.0, run 'npm install' to update in the 'test/runTest' folder`);
        return;
    }

    let stableVersions;
    let nightlyVersions;
    try {
        stableVersions = await fetchVersions(false, useCNMirror);
        nightlyVersions = (await fetchVersions(true, useCNMirror)).slice(0, 100);
    } catch (e) {
        console.error('Failed to fetch version list:', e);
        console.log(`Try again later or try the CN mirror with: ${chalk.yellow('npm run test:visual -- -- --useCNMirror')}`)
        return;
    }

    let _currentTestHash;
    let _currentRunConfig;

    // let runtimeCode = await buildRuntimeCode();
    // fse.outputFileSync(path.join(__dirname, 'tmp/testRuntime.js'), runtimeCode, 'utf-8');

    // Start a static server for puppeteer open the html test cases.
    let {io} = serve();

    io.of('/client').on('connect', async socket => {

        let isAborted = false;
        function abortTests() {
            if (!isRunning()) {
                return;
            }
            isAborted = true;
            stopRunningTests();
            io.of('/client').emit('abort');
        }

        socket.on('syncRunConfig', async ({
            runConfig,
            forceSet
        }) => {
            // First time open.
            if ((!_currentRunConfig || forceSet) && runConfig) {
                _currentRunConfig = runConfig;
            }

            if (!_currentRunConfig) {
                return;
            }

            socket.emit('syncRunConfig_return', {
                runConfig: _currentRunConfig,
                versions: stableVersions,