Gruntfile.js

module.exports = function(grunt) {

    var platform = grunt.option('platform'),
        testHost = grunt.option('host'),
        selenium = grunt.option('selenium'),
        moment = require('moment');

    require('load-grunt-tasks')(grunt);

    grunt.initConfig({

        protractor_webdriver: {
            options: {
                path: 'node_modules/protractor/bin/',
                keepAlive: true
            },
            update: {
                options: {
                    //role: 'hub',
                    command: 'webdriver-manager update' // --role=hub, which will work if args are passed!
                }
            },
            start: {
                options: {
                    //role: 'hub',
                    command: 'webdriver-manager start' // --role=hub, which will work if args are passed!
                }
            }
        },

        protractor: {
            options: {
                keepAlive: true, // If false, the grunt process stops when the test fails.
                noColor: false // If true, protractor will not use colors in its output.
            },
            dev: {
                options: {
                    configFile: 'test/e2e/protractor-conf.js',
                    args: {
                        seleniumAddress: selenium||process.env.SELENIUM_SERVER||'http://localhost:4444/wd/hub',
                        baseUrl: testHost||process.env.HOST||'https://www.travelsupermarket.com/',
                        cucumberOpts: {
                            tags: ['~@ignore','<%= protractor.platformTag%>']
                        }
                    }
                }
            },
            wip: {
                options: {
                    configFile: 'test/e2e/protractor-conf.js',
                    args: {
                        seleniumAddress: selenium||process.env.SELENIUM_SERVER||'http://localhost:4444/wd/hub',
                        baseUrl: testHost||process.env.HOST||'https://www.travelsupermarket.com/',
                        cucumberOpts: {
                            tags: ['@wip','<%= protractor.platformTag%>']
                        }
                    }
                }
            },
            all: {
                options: {
                    configFile: 'test/e2e/protractor-conf-multirun.js',
                    args: {
                        seleniumAddress: selenium||process.env.SELENIUM_SERVER||'http://localhost:4444/wd/hub',
                        baseUrl: testHost||process.env.HOST||'https://www.travelsupermarket.com/',
                        cucumberOpts: {
                            tags: ['~@ignore','@desktop','@mobile','@tabletL','@tabletP','@journey']
                        }
                    }
                }
            },
            func: {
                options: {
                    configFile: 'test/e2e/protractor-conf-multifunc.js',
                    args: {
                        seleniumAddress: selenium||process.env.SELENIUM_SERVER||'http://localhost:4444/wd/hub',
                        baseUrl: testHost||process.env.HOST||'https://www.travelsupermarket.com/',
                        cucumberOpts: {
                            tags: ['~@ignore','~@journey','<%= protractor.platformTag%>']
                        }
                    }
                }
            }
        },

        'protractor-cucumber-html-report': {
            options: {
                dest: 'test/e2e/reports/cucumberHtml',
                output: 'report.html',
                testJSONDirectory: 'test/e2e/reports/cucumber'
            },
            dev: {
                reportTitle: 'Test report generated by dev run'
            },
            wip: {
                reportTitle: 'Test report generated by wip run'
            },
            all: {
                reportTitle: 'Test report generated by all run'
            },
            func: {
                reportTitle: 'Test report generated by func run'
            }
        },

    });

    grunt.loadNpmTasks('grunt-protractor-runner');
    grunt.loadNpmTasks('grunt-protractor-webdriver');
    grunt.loadNpmTasks('grunt-protractor-cucumber-html-report');

    grunt.registerTask('e2e', 'Run e2e tests', function(target) {
        process.env.NODE_TLS_REJECT_UNAUTHORIZED=0;
        process.env.START_TIME = moment().format('X');
        var platformTag = '';

        if (platform){
            process.env.PLATFORM=platform;
        }
        if(!process.env.PLATFORM){
            process.env.PLATFORM='desktop';
        }
        if (selenium){
            process.env.SELENIUM_SERVER=selenium;
        }
        if(!process.env.SELENIUM_SERVER){
            process.env.SELENIUM_SERVER='http://localhost:4444/wd/hub';
        }
        if (testHost){
            process.env.HOST=testHost;
        }
        if(!process.env.HOST){
            process.env.HOST='https://www.travelsupermarket.com/';
        }

        if(process.env.PLATFORM !== 'mobile' && process.env.PLATFORM !== 'desktop' && process.env.PLATFORM !== 'tabletP' && process.env.PLATFORM !== 'tabletL'){
            throw Error('Wrong type of platform: '+process.env.PLATFORM+'. Should be desktop, mobile, tabletP or tabletL.');
        }

        platformTag = '@'+ process.env.PLATFORM;

        grunt.log.writeflags(platformTag, 'Protractor');
        grunt.config.set('protractor.platformTag', platformTag);

        console.log(' \nTest ENVIRONMENT: ');
        console.log('    '+process.env.HOST);
        console.log(' \nUsing Selenium Grid: ');
        console.log('    '+process.env.SELENIUM_SERVER);
        if(target !== 'all'){
            console.log(' \nRun tests on platform: ');
            console.log('    '+process.env.PLATFORM);
        }
        console.log(' \nTest start time: ');
        console.log('    '+moment.unix(process.env.START_TIME).format('h:mm:ss a'));
        console.log('\n');

        target = target || 'dev';

        process.env.RUN_TYPE = target;

        if(process.env.SELENIUM_SERVER === 'http://localhost:4444/wd/hub'){
            grunt.task.run(['protractor_webdriver:start', 'protractor:'+target , 'protractor-cucumber-html-report:'+target]);
        }else{
            grunt.task.run(['protractor:'+target , 'protractor-cucumber-html-report:'+target]);
        }
    });

    grunt.registerTask('webdriver', 'webdriver items', function(target) {
        grunt.task.run(['protractor_webdriver:'+target]);
    });

};