cli.js

const Mocha = require('mocha');
const Program = require('commander');

const logger = require('./lib/logger');
const Setup = require('./lib/setup');
const Help = require('./lib/run');
const configServer = require('./config/server.json');


/**
	NOTE: this is not explicitly stated in commander docs, but the angle brackets
	need to be specified in the flags argument, i.e. <suites>, in order to get the
	argument value passed to the script.
*/
Program
  .option('--app <bundleId>', 'app bundleId (needs to be present in the /ui-tests/<bundleId> folder)')
	.option('--suites <suites>', 'comma-delimited string of valid test suites; otherwise, run all tests')
	.option('--use-sdk <ti_sdk>', 'build all test apps with the specified Titanium SDK')
	.option('--platform <platform>', 'run all tests with the specified platform')
	.option('--more-logs', 'enables more logging; this becomes very noisy')
	.parse(process.argv);

/* main */

/* jshint -W079 */
const setup = new Setup();

// these will be accessed in the mocha tests
global.driver = setup.appiumServer(configServer);
global.webdriver = setup.getWd();

let ranAlready = '';

// change the comma-delimited value into something useful
const suiteData = Help.transform(Program.app, Program.suites, Program.platform);

let p = new Promise(resolve => {
	// start the local appium server
	Help.runAppium(configServer, resolve);
})
.then(() => {
	return new Promise(resolve => {
		// build all test apps using the specified titanium sdk
		Help.buildTestApps(Program.app, suiteData, Program.useSdk, Program.moreLogs, resolve);
	});
});

// the main logic that's running the tests
Help.createTests(Program.app, suiteData).forEach(test => {
	p = p.then(() => {
		return new Promise((resolve, reject) => {
			if (test.cap.platformName !== 'Android') {
				resolve();
				return;
			}
			// need to launch the genymotion emulator first.
			// appium won't launch it like it does for ios simulators.
			Help.launchGeny(test.cap.deviceName, resolve, reject);
		});
	})
	.then(() => {
		// expose which device is being used to the test suites
		global.curDevice = {
			name: test.cap.deviceName,
			ver: test.cap.platformVersion
		};

		logger.info(`Installing ${test.cap.app} to ${test.cap.deviceName} ...`);
		return setup.startClient(test.cap, Program.moreLogs);
	})
	.then(() => {
		return new Promise(resolve => {
			// grrrrr, can't run the same test suite twice in mocha; need to apply this workaround
			// https://github.com/mochajs/mocha/issues/995
			if (ranAlready === test.suite) {
				Object.keys(require.cache).forEach((file) => {
					// seems safe: http://stackoverflow.com/a/11477602
					delete require.cache[file];
				});
			}
			ranAlready = test.suite;

			// this is also part of the above workaround
			new Mocha({
				colors: true,
				fullStackTrace: true
			})
			.addFile(test.suite)
			.run(failures => {
				logger.error(failures);
				resolve();
			});
		});
	})
	.then(() => {
		// sever the connection between the client device and appium server
		return setup.stopClient();
	})
	.then(() => {
		return new Promise(resolve => {
			if (test.cap.platformName !== 'Android') {
				resolve();
				return;
			}
			// quit the currently running genymotion emulator
			Help.quitGeny(resolve);
		});
	});
});

p.then(() => {
	logger.info('Done running tests.');
})
.catch(err => {
	logger.error(err.stack);
})
.then(() => {
	Help.killAppium();
});