wdio.conf.js extend options

version-1.js

// require prod configuration
var prodConfig = require('./wdio.conf.js').config;

// Custom properties
var localConfig = {
    capabilities: [{
        browserName: 'chrome'
    }],
    baseUrl: 'http://localhost:8303'
    services: ['selenium-standalone']
};

// clone prod config and add new properties/overrides
exports.config = Object.assign(prodConfig, localConfig);

// delete any unwanted properties
delete exports.config.user;
delete exports.config.key;
delete exports.config.sauceConnect;

version-2.js

// require prod configuration
var prodConfig = require('./wdio.conf.js').config;

// Custom properties
var localConfig = {
    capabilities: [{
        browserName: 'chrome'
    }],
    baseUrl: 'http://localhost:8303'
    services: ['selenium-standalone']
};

// clone prod config and add new properties/overrides
var newConfig = Object.assign(prodConfig, localConfig);

// delete any unwanted properties
delete newConfig.user;
delete newConfig.key;
delete newConfig.sauceConnect;

exports.config = newConfig;

version-3.js

// require prod configuration
var prodConfig = require('./wdio.conf.js').config;

// clone prod config and add new properties/overrides
var localConfig = Object.assign(prodConfig, {
    capabilities: [{
        browserName: 'chrome'
    }],
    baseUrl: 'http://localhost:8303'
    services: ['selenium-standalone']
});

// delete any unwanted properties
delete localConfig.user;
delete localConfig.key;
delete localConfig.sauceConnect;

exports.config = localConfig;