Implement video recording

package.json

@@ -130,6 +130,7 @@
   },
   "devDependencies": {
     "@belym.a.2105/broken-link-checker": "^0.7.9",
+    "@ffmpeg-installer/ffmpeg": "^1.0.17",
     "@types/chai": "^3.5.2",
     "babel-eslint": "^7.1.1",
     "babel-plugin-add-module-exports": "^0.2.0",

src/browser/provider/built-in/chrome/cdp.js

@@ -45,6 +45,20 @@ async function setEmulation (runtimeInfo) {
     await resizeWindow({ width: config.width, height: config.height }, runtimeInfo);
 }
 
+async function getScreenshotData (client) {
+    const { visualViewport } = await client.Page.getLayoutMetrics();
+
+    const clipRegion = {
+        x:      visualViewport.pageX,
+        y:      visualViewport.pageY,
+        width:  visualViewport.clientWidth,
+        height: visualViewport.clientHeight,
+        scale:  visualViewport.scale
+    };
+
+    return await client.Page.captureScreenshot({ fromSurface: true, clip: clipRegion });
+}
+
 export async function createClient (runtimeInfo) {
     const { browserId, config, cdpPort } = runtimeInfo;
 
@@ -99,20 +113,16 @@ export async function updateMobileViewportSize (runtimeInfo) {
     runtimeInfo.viewportSize.height = windowDimensions.outerHeight;
 }
 
-export async function takeScreenshot (path, { client }) {
-    const { visualViewport } = await client.Page.getLayoutMetrics();
+export async function getVideoFrameData ({ client }) {
+    const frameData = await getScreenshotData(client);
 
-    const clipRegion = {
-        x:      visualViewport.pageX,
-        y:      visualViewport.pageY,
-        width:  visualViewport.clientWidth,
-        height: visualViewport.clientHeight,
-        scale:  visualViewport.scale
-    };
+    return Buffer.from(frameData.data, 'base64');
+}
 
-    const screenshot = await client.Page.captureScreenshot({ fromSurface: true, clip: clipRegion });
+export async function takeScreenshot (path, { client }) {
+    const screenshotData = await getScreenshotData(client);
 
-    await writeFile(path, screenshot.data, { encoding: 'base64' });
+    await writeFile(path, screenshotData.data, { encoding: 'base64' });
 }
 
 export async function resizeWindow (newDimensions, runtimeInfo) {

src/browser/provider/built-in/chrome/index.js

@@ -88,6 +88,10 @@ export default {
         await this.resizeWindow(browserId, maximumSize.width, maximumSize.height, maximumSize.width, maximumSize.height);
     },
 
+    async getVideoFrameData (browserId) {
+        return await cdp.getVideoFrameData(this.openedBrowsers[browserId]);
+    },
+
     async hasCustomActionForBrowser (browserId) {
         const { config, client } = this.openedBrowsers[browserId];
 
@@ -97,6 +101,7 @@ export default {
             hasMaximizeWindow:              !!client && config.headless,
             hasTakeScreenshot:              !!client,
             hasChromelessScreenshots:       !!client,
+            hasGetVideoFrameData:           !!client,
             hasCanResizeWindowToDimensions: false
         };
     },

src/browser/provider/built-in/firefox/index.js

@@ -84,13 +84,20 @@ export default {
         await this.resizeWindow(browserId, maximumSize.width, maximumSize.height);
     },
 
+    async getVideoFrameData (browserId) {
+        const { marionetteClient } = this.openedBrowsers[browserId];
+
+        return await marionetteClient.getVideoFrameData();
+    },
+
     async hasCustomActionForBrowser (browserId) {
         const { config, marionetteClient } = this.openedBrowsers[browserId];
 
         return {
             hasCloseBrowser:                true,
             hasTakeScreenshot:              !!marionetteClient,
             hasChromelessScreenshots:       !!marionetteClient,
+            hasGetVideoFrameData:           !!marionetteClient,
             hasResizeWindow:                !!marionetteClient && config.headless,
             hasMaximizeWindow:              !!marionetteClient && config.headless,
             hasCanResizeWindowToDimensions: false

src/browser/provider/built-in/firefox/marionette-client/index.js

@@ -143,6 +143,10 @@ module.exports = class MarionetteClient {
         return responsePacket.body[3];
     }
 
+    async _getScreenshotData () {
+        return await this._getResponse({ command: COMMANDS.takeScreenshot });
+    }
+
     async connect () {
         await this._connectSocket(this.port, this.host);
 
@@ -169,9 +173,15 @@ module.exports = class MarionetteClient {
     }
 
     async takeScreenshot (path) {
-        const screenshot = await this._getResponse({ command: COMMANDS.takeScreenshot });
+        const screenshotData = await this._getScreenshotData();
+
+        await writeFile(path, screenshotData.value, { encoding: 'base64' });
+    }
+
+    async getVideoFrameData () {
+        const frameData = await this._getScreenshotData();
 
-        await writeFile(path, screenshot.value, { encoding: 'base64' });
+        return Buffer.from(frameData.value, 'base64');
     }
 
     async setWindowSize (width, height) {

src/browser/provider/index.js

@@ -303,6 +303,10 @@ export default class BrowserProvider {
         await this.plugin.takeScreenshot(browserId, screenshotPath, pageWidth, pageHeight);
     }
 
+    async getVideoFrameData (browserId) {
+        return this.plugin.getVideoFrameData(browserId);
+    }
+
     async hasCustomActionForBrowser (browserId) {
         return this.plugin.hasCustomActionForBrowser(browserId);
     }

src/browser/provider/plugin-host.js

@@ -109,6 +109,7 @@ export default class BrowserProviderPluginHost {
             hasCloseBrowser:                this.hasOwnProperty('closeBrowser'),
             hasResizeWindow:                this.hasOwnProperty('resizeWindow'),
             hasTakeScreenshot:              this.hasOwnProperty('takeScreenshot'),
+            hasGetVideoFrameData:           this.hasOwnProperty('getVideoFrameData'),
             hasCanResizeWindowToDimensions: this.hasOwnProperty('canResizeWindowToDimensions'),
             hasMaximizeWindow:              this.hasOwnProperty('maximizeWindow'),
             hasChromelessScreenshots:       false
@@ -131,6 +132,10 @@ export default class BrowserProviderPluginHost {
         this.reportWarning(browserId, WARNING_MESSAGE.maximizeNotSupportedByBrowserProvider, this[name]);
     }
 
+    async getVideoFrameData (browserId) {
+        this.reportWarning(browserId, WARNING_MESSAGE.videoNotSupportedByBrowserProvider, this[name]);
+    }
+
     async reportJobResult (/*browserId, status, data*/) {
         return;
     }

src/cli/argument-parser.js

@@ -6,7 +6,7 @@ import MESSAGE from '../errors/runtime/message';
 import { assertType, is } from '../errors/runtime/type-assertions';
 import getViewPortWidth from '../utils/get-viewport-width';
 import { wordWrap, splitQuotedText } from '../utils/string';
-import parseSslOptions from '../utils/parse-ssl-options';
+import { getSSLOptions, getVideoOptions } from '../utils/get-options';
 import getFilterFn from '../utils/get-filter-fn';
 
 const REMOTE_ALIAS_RE = /^remote(?::(\d*))?$/;
@@ -89,6 +89,9 @@ export default class CLIArgumentParser {
             .option('--proxy <host>', 'specify the host of the proxy server')
             .option('--proxy-bypass <rules>', 'specify a comma-separated list of rules that define URLs accessed bypassing the proxy server')
             .option('--ssl <options>', 'specify SSL options to run TestCafe proxy server over the HTTPS protocol')
+            .option('--video <path>', ' record videos of test runs')
+            .option('--video-options <option=value[,...]>', 'specify video recording options')
+            .option('--video-encoding-options <option=value[,...]>', 'specify encoding options')
             .option('--disable-page-reloads', 'disable page reloads between tests')
             .option('--dev', 'enables mechanisms to log and diagnose errors')
             .option('--qr-code', 'outputs QR-code that repeats URLs used to connect the remote browsers')
@@ -177,7 +180,7 @@ export default class CLIArgumentParser {
 
     async _parseSslOptions () {
         if (this.opts.ssl)
-            this.opts.ssl = await parseSslOptions(this.opts.ssl);
+            this.opts.ssl = await getSSLOptions(this.opts.ssl);
     }
 
     async _parseReporters () {
@@ -200,6 +203,11 @@ export default class CLIArgumentParser {
         this.src = this.program.args.slice(1);
     }
 
+    async _parseVideoOptions () {
+        this.opts.videoOptions         = typeof this.opts.videoOptions === 'string' ? await getVideoOptions(this.opts.videoOptions) : null;
+        this.opts.videoEncodingOptions = typeof this.opts.videoEncodingOptions === 'string' ? await getVideoOptions(this.opts.videoEncodingOptions) : null;
+    }
+
     _getProviderName () {
         this.opts.providerName = this.opts.listBrowsers === true ? void 0 : this.opts.listBrowsers;
     }
@@ -227,6 +235,7 @@ export default class CLIArgumentParser {
         this._parseConcurrency();
         this._parseFileList();
 
+        await this._parseVideoOptions();
         await this._parseSslOptions();
         await this._parseReporters();
     }

src/cli/cli.js

@@ -86,6 +86,7 @@ async function runTests (argParser) {
         .reporter(argParser.opts.reporter)
         .concurrency(argParser.opts.concurrency)
         .filter(argParser.filter)
+        .video(opts.video, opts.videoOptions, opts.videoEncodingOptions)
         .screenshots(opts.screenshots, opts.screenshotsOnFails, opts.screenshotPathPattern)
         .startApp(opts.app, opts.appInitDelay);
 

src/configuration/index.js

@@ -1,16 +1,17 @@
-import Promise from 'pinkie';
-import { fsObjectExists, readFile } from '../utils/promisified-functions';
+import debug from 'debug';
+import { stat, readFile } from '../utils/promisified-functions';
 import Option from './option';
 import optionSource from './option-source';
 import { cloneDeep, castArray } from 'lodash';
-import { ensureOptionValue as ensureSslOptionValue } from '../utils/parse-ssl-options';
+import { getSSLOptions } from '../utils/get-options';
 import OPTION_NAMES from './option-names';
 import getFilterFn from '../utils/get-filter-fn';
 import resolvePathRelativelyCwd from '../utils/resolve-path-relatively-cwd';
 import JSON5 from 'json5';
-import warningMessage from '../notifications/warning-message';
 import renderTemplate from '../utils/render-template';
 import prepareReporters from '../utils/prepare-reporters';
+import WARNING_MESSAGES from '../notifications/warning-message';
+
 import {
     DEFAULT_TIMEOUT,
     DEFAULT_SPEED_VALUE,
@@ -19,6 +20,8 @@ import {
     DEFAULT_CONCURRENCY_VALUE
 } from './default-values';
 
+const DEBUG_LOGGER = debug('testcafe:configuration');
+
 const CONFIGURATION_FILENAME = '.testcaferc.json';
 
 const OPTION_FLAG_NAMES = [
@@ -52,26 +55,56 @@ export default class Configuration {
         return result;
     }
 
+    static async _isConfigurationFileExists (path) {
+        try {
+            await stat(path);
+
+            return true;
+        }
+        catch (error) {
+            DEBUG_LOGGER(renderTemplate(WARNING_MESSAGES.cantFindConfigurationFile, path, error.stack));
+
+            return false;
+        }
+    }
+
+    static _showConsoleWarning (message) {
+        process.stdout.write(message + '\n');
+    }
+
+    static _showWarningForError (error, warningTemplate, ...args) {
+        const message = renderTemplate(warningTemplate, ...args);
+
+        Configuration._showConsoleWarning(message);
+
+        DEBUG_LOGGER(message);
+        DEBUG_LOGGER(error);
+    }
+
     async _load () {
-        if (!await fsObjectExists(this.filePath))
+        if (!await Configuration._isConfigurationFileExists(this.filePath))
             return;
 
         let configurationFileContent = null;
 
         try {
             configurationFileContent = await readFile(this.filePath);
         }
-        catch (e) {
-            console.log(warningMessage.errorReadConfigFile); // eslint-disable-line no-console
+        catch (error) {
+            Configuration._showWarningForError(error, WARNING_MESSAGES.cantReadConfigFile);
+
+            return;
         }
 
         try {
             const optionsObj = JSON5.parse(configurationFileContent);
 
             this._options = Configuration._fromObj(optionsObj);
         }
-        catch (e) {
-            console.log(warningMessage.errorConfigFileCannotBeParsed); // eslint-disable-line no-console
+        catch (error) {
+            Configuration._showWarningForError(error, WARNING_MESSAGES.cantParseConfigFile);
+
+            return;
         }
 
         await this._normalizeOptionsAfterLoad();
@@ -120,9 +153,7 @@ export default class Configuration {
         if (!sslOptions)
             return;
 
-        await Promise.all(Object.entries(sslOptions.value).map(async ([key, value]) => {
-            sslOptions.value[key] = await ensureSslOptionValue(key, value);
-        }));
+        sslOptions.value = await getSSLOptions(sslOptions.value);
     }
 
     _ensureOption (name, value, source) {
@@ -199,7 +230,7 @@ export default class Configuration {
         const optionsStr    = this._overridenOptions.map(option => `"${option}"`).join(', ');
         const optionsSuffix = this._overridenOptions.length > 1 ? 's' : '';
 
-        console.log(renderTemplate(warningMessage.configOptionsWereOverriden, optionsStr, optionsSuffix)); // eslint-disable-line no-console
+        Configuration._showConsoleWarning(renderTemplate(WARNING_MESSAGES.configOptionsWereOverriden, optionsStr, optionsSuffix));
 
         this._overridenOptions = [];
     }

src/configuration/option-names.js

@@ -22,5 +22,8 @@ export default {
     stopOnFirstFail:             'stopOnFirstFail',
     selectorTimeout:             'selectorTimeout',
     assertionTimeout:            'assertionTimeout',
-    pageLoadTimeout:             'pageLoadTimeout'
+    pageLoadTimeout:             'pageLoadTimeout',
+    videoPath:                   'videoPath',
+    videoOptions:                'videoOptions',
+    videoEncodingOptions:        'videoEncodingOptions'
 };