Protractor

multi.conf.js

exports.config = {
	
	// ----- What tests to run -----
	specs: [
		'test/e2e/*.js'
	],

	// ----- Capabilities to be passed to the webdriver instance ----
	capabilities: {}, // not required anymore

  	// If you would like to run more than one instance of webdriver on the same
	// tests, use multiCapabilities, which takes an array of capabilities.
	// If this is specified, capabilities will be ignored.
	multiCapabilities: [
		{
			'browserName': 'chrome',
			'shardTestFiles': true,
			'maxInstances': 10
		}
	],

  	// ---- Other settings
};

multi2.conf.js

exports.config = {
	
	// ----- What tests to run -----
	specs: [
		'test/e2e/*.js'
	],

	// ----- Capabilities to be passed to the webdriver instance ----
	capabilities: {}, // not required anymore

  	// If you would like to run more than one instance of webdriver on the same
	// tests, use multiCapabilities, which takes an array of capabilities.
	// If this is specified, capabilities will be ignored.
	multiCapabilities: [
		{
			'browserName': 'chrome',
			'shardTestFiles': true,
			'maxInstances': 10
		},
		{
			'browserName': 'firefox',
			'shardTestFiles': true,
			'maxInstances': 10
		}
	],

  	// ---- Other settings
};

protractor.conf.js

exports.config = {
	
	// ----- What tests to run -----
	specs: [
		'test/e2e/*.js'
	],

	// ----- Capabilities to be passed to the webdriver instance ----
	capabilities: {
		'browserName': 'chrome'
	},

  	// ---- Other settings
};