Serverless Test Bootstrapping File

bootstrap.test.js

/* eslint-disable no-undef */
const { spawn } = require('child_process');
const slsOfflineTestConfig = require('./support/slsOfflineTestConfig');

let slsOfflineProcess;

before(function(done) {
    // increase mocha timeout for this hook to allow sls offline to start
    this.timeout(30000);

    console.log('[Tests Bootstrap] Start');

    startSlsOffline(function(err) {
        if (err) {
            return done(err);
        }

        console.log('[Tests Bootstrap] Done');
        done();
    });
});

after(function() {
    console.log('[Tests Teardown] Start');

    stopSlsOffline();

    console.log('[Tests Teardown] Done');
});

// Helper functions

function startSlsOffline(done) {
    slsOfflineProcess = spawn('sls', [
        'offline',
        'start',
        '--noAuth',
        '--port',
        slsOfflineTestConfig.getSlsOfflinePort()
    ]);

    console.log(
        `Serverless: Offline started with PID : ${slsOfflineProcess.pid}`
    );

    slsOfflineProcess.stdout.on('data', data => {
        if (data.includes('Offline listening on')) {
            console.log(data.toString().trim());
            done();
        }
    });

    slsOfflineProcess.stderr.on('data', errData => {
        console.log(`Error starting Serverless Offline:\n${errData}`);
        done(errData);
    });
}

function stopSlsOffline() {
    slsOfflineProcess.kill();
    console.log('Serverless Offline stopped');
}