tests/selenium/wdio.conf.js

   1 const fs = require( 'fs' ),
   2         path = require( 'path' ),
   3         logPath = process.env.LOG_DIR || path.join( __dirname, '/log' );
   4
   5 let ffmpeg;
   6
   7 // get current test title and clean it, to use it as file name
   8 function fileName( title ) {
   9         return encodeURIComponent( title.replace( /\s+/g, '-' ) );
  10 }
  11
  12 // build file path
  13 function filePath( test, screenshotPath, extension ) {
  14         return path.join( screenshotPath, `${fileName( test.parent )}-${fileName( test.title )}.${extension}` );
  15 }
  16
  17 // relative path
  18 function relPath( foo ) {
  19         return path.resolve( __dirname, '../..', foo );
  20 }
  21
  22 exports.config = {
  23         // ======
  24         // Custom WDIO config specific to MediaWiki
  25         // ======
  26         // Use in a test as `browser.options.<key>`.
  27         // Defaults are for convenience with MediaWiki-Vagrant
  28
  29         // Wiki admin
  30         username: process.env.MEDIAWIKI_USER || 'Admin',
  31         password: process.env.MEDIAWIKI_PASSWORD || 'vagrant',
  32
  33         // Base for browser.url() and Page#openTitle()
  34         baseUrl: ( process.env.MW_SERVER || 'http://127.0.0.1:8080' ) + (
  35                 process.env.MW_SCRIPT_PATH || '/w'
  36         ),
  37
  38         // ======
  39         // Sauce Labs
  40         // ======
  41         // See http://webdriver.io/guide/services/sauce.html
  42         // and https://docs.saucelabs.com/reference/platforms-configurator
  43         services: [ 'sauce' ],
  44         user: process.env.SAUCE_USERNAME,
  45         key: process.env.SAUCE_ACCESS_KEY,
  46
  47         // Default timeout in milliseconds for Selenium Grid requests
  48         connectionRetryTimeout: 90 * 1000,
  49
  50         // Default request retries count
  51         connectionRetryCount: 3,
  52
  53         // ==================
  54         // Test Files
  55         // ==================
  56         specs: [
  57                 relPath( './tests/selenium/wdio-mediawiki/specs/*.js' ),
  58                 relPath( './tests/selenium/specs/**/*.js' )
  59         ],
  60
  61         // ============
  62         // Capabilities
  63         // ============
  64
  65         // How many instances of the same capability (browser) may be started at the same time.
  66         maxInstances: 1,
  67
  68         capabilities: [ {
  69                 // For Chrome/Chromium https://sites.google.com/a/chromium.org/chromedriver/capabilities
  70                 browserName: 'chrome',
  71                 maxInstances: 1,
  72                 chromeOptions: {
  73                         // If DISPLAY is set, assume developer asked non-headless or CI with Xvfb.
  74                         // Otherwise, use --headless (added in Chrome 59)
  75                         // https://chromium.googlesource.com/chromium/src/+/59.0.3030.0/headless/README.md
  76                         args: [
  77                                 ...( process.env.DISPLAY ? [] : [ '--headless' ] ),
  78                                 // Chrome sandbox does not work in Docker
  79                                 ...( fs.existsSync( '/.dockerenv' ) ? [ '--no-sandbox' ] : [] )
  80                         ]
  81                 }
  82         } ],
  83
  84         // ===================
  85         // Test Configurations
  86         // ===================
  87
  88         // Enabling synchronous mode (via the wdio-sync package), means specs don't have to
  89         // use Promise#then() or await for browser commands, such as like `brower.element()`.
  90         // Instead, it will automatically pause JavaScript execution until th command finishes.
  91         //
  92         // For non-browser commands (such as MWBot and other promises), this means you
  93         // have to use `browser.call()` to make sure WDIO waits for it before the next
  94         // browser command.
  95         sync: true,
  96
  97         // Level of logging verbosity: silent | verbose | command | data | result | error
  98         logLevel: 'error',
  99
 100         // Enables colors for log output.
 101         coloredLogs: true,
 102
 103         // Warns when a deprecated command is used
 104         deprecationWarnings: true,
 105
 106         // Stop the tests once a certain number of failed tests have been recorded.
 107         // Default is 0 - don't bail, run all tests.
 108         bail: 0,
 109
 110         // Setting this enables automatic screenshots for when a browser command fails
 111         // It is also used by afterTest for capturig failed assertions.
 112         // We disable it since we have our screenshot handler in the afterTest hook.
 113         screenshotPath: null,
 114
 115         // Default timeout for each waitFor* command.
 116         waitforTimeout: 10 * 1000,
 117
 118         // Framework you want to run your specs with.
 119         // See also: http://webdriver.io/guide/testrunner/frameworks.html
 120         framework: 'mocha',
 121
 122         // Test reporter for stdout.
 123         // See also: http://webdriver.io/guide/testrunner/reporters.html
 124         reporters: [ 'dot', 'junit' ],
 125         reporterOptions: {
 126                 junit: {
 127                         outputDir: logPath
 128                 }
 129         },
 130
 131         // Options to be passed to Mocha.
 132         // See the full list at http://mochajs.org/
 133         mochaOpts: {
 134                 ui: 'bdd',
 135                 timeout: 60 * 1000
 136         },
 137
 138         // =====
 139         // Hooks
 140         // =====
 141         // See also: http://webdriver.io/guide/testrunner/configurationfile.html
 142
 143         /**
 144         * Function to be executed before a test (in Mocha/Jasmine) or a step (in Cucumber) starts.
 145         * @param {Object} test test details
 146         */
 147         beforeTest: function ( test ) {
 148                 if ( process.env.DISPLAY && process.env.DISPLAY.startsWith( ':' ) ) {
 149                         var logBuffer;
 150                         const videoPath = filePath( test, logPath, 'mp4' );
 151                         const { spawn } = require( 'child_process' );
 152                         ffmpeg = spawn( 'ffmpeg', [
 153                                 '-f', 'x11grab', //  grab the X11 display
 154                                 '-video_size', '1280x1024', // video size
 155                                 '-i', process.env.DISPLAY, // input file url
 156                                 '-loglevel', 'error', // log only errors
 157                                 '-y', // overwrite output files without asking
 158                                 '-pix_fmt', 'yuv420p', // QuickTime Player support, "Use -pix_fmt yuv420p for compatibility with outdated media players"
 159                                 videoPath // output file
 160                         ] );
 161
 162                         logBuffer = function ( buffer, prefix ) {
 163                                 const lines = buffer.toString().trim().split( '\n' );
 164                                 lines.forEach( function ( line ) {
 165                                         console.log( prefix + line );
 166                                 } );
 167                         };
 168
 169                         ffmpeg.stdout.on( 'data', ( data ) => {
 170                                 logBuffer( data, 'ffmpeg stdout: ' );
 171                         } );
 172
 173                         ffmpeg.stderr.on( 'data', ( data ) => {
 174                                 logBuffer( data, 'ffmpeg stderr: ' );
 175                         } );
 176
 177                         ffmpeg.on( 'close', ( code, signal ) => {
 178                                 console.log( '\n\tVideo location:', videoPath, '\n' );
 179                                 if ( code !== null ) {
 180                                         console.log( `\tffmpeg exited with code ${code} ${videoPath}` );
 181                                 }
 182                                 if ( signal !== null ) {
 183                                         console.log( `\tffmpeg received signal ${signal} ${videoPath}` );
 184                                 }
 185                         } );
 186                 }
 187         },
 188
 189         /**
 190          * Save a screenshot when test fails.
 191          *
 192          * @param {Object} test Mocha Test object
 193          */
 194         afterTest: function ( test ) {
 195                 if ( ffmpeg ) {
 196                         // stop video recording
 197                         ffmpeg.kill( 'SIGINT' );
 198                 }
 199
 200                 // if test passed, ignore, else take and save screenshot
 201                 if ( test.passed ) {
 202                         return;
 203                 }
 204                 // save screenshot
 205                 const screenshotfile = filePath( test, logPath, 'png' );
 206                 browser.saveScreenshot( screenshotfile );
 207                 console.log( '\n\tScreenshot location:', screenshotfile, '\n' );
 208         }
 209 };