shutdown.test.js

var chai = require('chai'),
	should = chai.should(),
	sinon = require('sinon'),
	sinonChai = require('sinon-chai'),
	proc = require('child_process'),
	shutdown = require('../../src/tools/shutdown.js');

chai.use(sinonChai);

describe('shutdown()', function(){

	beforeEach(function(){
		sinon.stub(proc, 'exec');
	});

	afterEach(function(){
		proc.exec.restore();
	});

	it('should call sync then shutdown shell cmd', function(){
		var cbSpy = sinon.spy();
		shutdown(cbSpy);
		proc.exec.should.be.called;
		proc.exec.invokeCallback();
		cbSpy.should.be.called;
	});
});

var proc = require('child_process');

/**
 * Shutdown properly the RPi, sync writings and then turn off
 * @param callback {function} callback to be passed when done
 */
var shutdown = function(callback) {
    proc.exec('sync', function(err) {
        proc.exec('shutdown -h now', function(err) {
            callback(err);
        });
    });
};

module.exports = shutdown;