KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use _onTargetCreated method in Puppeteer

Best JavaScript code snippet using puppeteer

scratch3_sound.js

Source:scratch3_sound.js

1const MathUtil = require('../util/math-util');2const Cast = require('../util/cast');3const Clone = require('../util/clone');4class Scratch3SoundBlocks {5    constructor (runtime) {6        /**7         * The runtime instantiating this block package.8         * @type {Runtime}9         */10        this.runtime = runtime;11        // Clear sound effects on green flag and stop button events.12        this._clearEffectsForAllTargets = this._clearEffectsForAllTargets.bind(this);13        if (this.runtime) {14            this.runtime.on('PROJECT_STOP_ALL', this._clearEffectsForAllTargets);15            this.runtime.on('PROJECT_START', this._clearEffectsForAllTargets);16        }17        this._onTargetCreated = this._onTargetCreated.bind(this);18        if (this.runtime) {19            runtime.on('targetWasCreated', this._onTargetCreated);20        }21    }22    /**23     * The key to load & store a target's sound-related state.24     * @type {string}25     */26    static get STATE_KEY () {27        return 'Scratch.sound';28    }29    /**30     * The default sound-related state, to be used when a target has no existing sound state.31     * @type {SoundState}32     */33    static get DEFAULT_SOUND_STATE () {34        return {35            effects: {36                pitch: 0,37                pan: 038            }39        };40    }41    /**42     * The minimum and maximum MIDI note numbers, for clamping the input to play note.43     * @type {{min: number, max: number}}44     */45    static get MIDI_NOTE_RANGE () {46        return {min: 36, max: 96}; // C2 to C747    }48    /**49     * The minimum and maximum beat values, for clamping the duration of play note, play drum and rest.50     * 100 beats at the default tempo of 60bpm is 100 seconds.51     * @type {{min: number, max: number}}52     */53    static get BEAT_RANGE () {54        return {min: 0, max: 100};55    }56    /** The minimum and maximum tempo values, in bpm.57     * @type {{min: number, max: number}}58     */59    static get TEMPO_RANGE () {60        return {min: 20, max: 500};61    }62    /** The minimum and maximum values for each sound effect.63     * @type {{effect:{min: number, max: number}}}64     */65    static get EFFECT_RANGE () {66        return {67            pitch: {min: -360, max: 360}, // -3 to 3 octaves68            pan: {min: -100, max: 100} // 100% left to 100% right69        };70    }71    /**72     * @param {Target} target - collect sound state for this target.73     * @returns {SoundState} the mutable sound state associated with that target. This will be created if necessary.74     * @private75     */76    _getSoundState (target) {77        let soundState = target.getCustomState(Scratch3SoundBlocks.STATE_KEY);78        if (!soundState) {79            soundState = Clone.simple(Scratch3SoundBlocks.DEFAULT_SOUND_STATE);80            target.setCustomState(Scratch3SoundBlocks.STATE_KEY, soundState);81            target.soundEffects = soundState.effects;82        }83        return soundState;84    }85    /**86     * When a Target is cloned, clone the sound state.87     * @param {Target} newTarget - the newly created target.88     * @param {Target} [sourceTarget] - the target used as a source for the new clone, if any.89     * @listens Runtime#event:targetWasCreated90     * @private91     */92    _onTargetCreated (newTarget, sourceTarget) {93        if (sourceTarget) {94            const soundState = sourceTarget.getCustomState(Scratch3SoundBlocks.STATE_KEY);95            if (soundState && newTarget) {96                newTarget.setCustomState(Scratch3SoundBlocks.STATE_KEY, Clone.simple(soundState));97                this._syncEffectsForTarget(newTarget);98            }99        }100    }101    /**102     * Retrieve the block primitives implemented by this package.103     * @return {object.<string, Function>} Mapping of opcode to Function.104     */105    getPrimitives () {106        return {107            sound_play: this.playSound,108            sound_playuntildone: this.playSoundAndWait,109            sound_stopallsounds: this.stopAllSounds,110            sound_seteffectto: this.setEffect,111            sound_changeeffectby: this.changeEffect,112            sound_cleareffects: this.clearEffects,113            sound_sounds_menu: this.soundsMenu,114            sound_beats_menu: this.beatsMenu,115            sound_effects_menu: this.effectsMenu,116            sound_setvolumeto: this.setVolume,117            sound_changevolumeby: this.changeVolume,118            sound_volume: this.getVolume119        };120    }121    getMonitored () {122        return {123            sound_volume: {124                getId: () => 'volume'125            }126        };127    }128    playSound (args, util) {129        // Don't return the promise, it's the only difference for AndWait130        this.playSoundAndWait(args, util);131    }132    playSoundAndWait (args, util) {133        const index = this._getSoundIndex(args.SOUND_MENU, util);134        if (index >= 0) {135            const {target} = util;136            const {sprite} = target;137            const {soundId} = sprite.sounds[index];138            if (sprite.soundBank) {139                return sprite.soundBank.playSound(target, soundId);140            }141        }142    }143    _getSoundIndex (soundName, util) {144        // if the sprite has no sounds, return -1145        const len = util.target.sprite.sounds.length;146        if (len === 0) {147            return -1;148        }149        // look up by name first150        const index = this.getSoundIndexByName(soundName, util);151        if (index !== -1) {152            return index;153        }154        // then try using the sound name as a 1-indexed index155        const oneIndexedIndex = parseInt(soundName, 10);156        if (!isNaN(oneIndexedIndex)) {157            return MathUtil.wrapClamp(oneIndexedIndex - 1, 0, len - 1);158        }159        // could not be found as a name or converted to index, return -1160        return -1;161    }162    getSoundIndexByName (soundName, util) {163        const sounds = util.target.sprite.sounds;164        for (let i = 0; i < sounds.length; i++) {165            if (sounds[i].name === soundName) {166                return i;167            }168        }169        // if there is no sound by that name, return -1170        return -1;171    }172    stopAllSounds () {173        if (this.runtime.targets === null) return;174        const allTargets = this.runtime.targets;175        for (let i = 0; i < allTargets.length; i++) {176            this._stopAllSoundsForTarget(allTargets[i]);177        }178    }179    _stopAllSoundsForTarget (target) {180        if (target.sprite.soundBank) {181            target.sprite.soundBank.stopAllSounds(target);182        }183    }184    setEffect (args, util) {185        return this._updateEffect(args, util, false);186    }187    changeEffect (args, util) {188        return this._updateEffect(args, util, true);189    }190    _updateEffect (args, util, change) {191        const effect = Cast.toString(args.EFFECT).toLowerCase();192        const value = Cast.toNumber(args.VALUE);193        const soundState = this._getSoundState(util.target);194        if (!soundState.effects.hasOwnProperty(effect)) return;195        if (change) {196            soundState.effects[effect] += value;197        } else {198            soundState.effects[effect] = value;199        }200        const {min, max} = Scratch3SoundBlocks.EFFECT_RANGE[effect];201        soundState.effects[effect] = MathUtil.clamp(soundState.effects[effect], min, max);202        this._syncEffectsForTarget(util.target);203        // Yield until the next tick.204        return Promise.resolve();205    }206    _syncEffectsForTarget (target) {207        if (!target || !target.sprite.soundBank) return;208        target.soundEffects = this._getSoundState(target).effects;209        target.sprite.soundBank.setEffects(target);210    }211    clearEffects (args, util) {212        this._clearEffectsForTarget(util.target);213    }214    _clearEffectsForTarget (target) {215        const soundState = this._getSoundState(target);216        for (const effect in soundState.effects) {217            if (!soundState.effects.hasOwnProperty(effect)) continue;218            soundState.effects[effect] = 0;219        }220        this._syncEffectsForTarget(target);221    }222    _clearEffectsForAllTargets () {223        if (this.runtime.targets === null) return;224        const allTargets = this.runtime.targets;225        for (let i = 0; i < allTargets.length; i++) {226            this._clearEffectsForTarget(allTargets[i]);227        }228    }229    setVolume (args, util) {230        const volume = Cast.toNumber(args.VOLUME);231        return this._updateVolume(volume, util);232    }233    changeVolume (args, util) {234        const volume = Cast.toNumber(args.VOLUME) + util.target.volume;235        return this._updateVolume(volume, util);236    }237    _updateVolume (volume, util) {238        volume = MathUtil.clamp(volume, 0, 100);239        util.target.volume = volume;240        this._syncEffectsForTarget(util.target);241        // Yield until the next tick.242        return Promise.resolve();243    }244    getVolume (args, util) {245        return util.target.volume;246    }247    soundsMenu (args) {248        return args.SOUND_MENU;249    }250    beatsMenu (args) {251        return args.BEATS;252    }253    effectsMenu (args) {254        return args.EFFECT;255    }256}...

Target.jsm

Source:Target.jsm

...72      targets.off("target-created", this._onTargetCreated);73      targets.off("target-destroyed", this._onTargetDestroyed);74    }75    for (const target of targets) {76      this._onTargetCreated("target-created", target);77    }78  }79  async createTarget({ browserContextId }) {80    const { targets } = this.session.target;81    const onTarget = targets.once("target-created");82    const tab = TabManager.addTab({ userContextId: browserContextId });83    const target = await onTarget;84    if (tab.linkedBrowser != target.browser) {85      throw new Error(86        "Unexpected tab opened: " + tab.linkedBrowser.currentURI.spec87      );88    }89    return { targetId: target.id };90  }91  closeTarget({ targetId }) {92    const { targets } = this.session.target;93    const target = targets.getById(targetId);94    if (!target) {95      throw new Error(`Unable to find target with id '${targetId}'`);96    }97    TabManager.removeTab(target.tab);98  }99  async activateTarget({ targetId }) {100    const { targets, window } = this.session.target;101    const target = targets.getById(targetId);102    if (!target) {103      throw new Error(`Unable to find target with id '${targetId}'`);104    }105    // Focus the window, and select the corresponding tab106    await WindowManager.focus(window);107    TabManager.selectTab(target.tab);108  }109  attachToTarget({ targetId }) {110    const { targets } = this.session.target;111    const target = targets.getById(targetId);112    if (!target) {113      throw new Error(`Unable to find target with id '${targetId}'`);114    }115    const tabSession = new TabSession(116      this.session.connection,117      target,118      UUIDGen.generateUUID()119        .toString()120        .slice(1, -1)121    );122    this.session.connection.registerSession(tabSession);123    this._emitAttachedToTarget(target, tabSession);124    return {125      sessionId: tabSession.id,126    };127  }128  setAutoAttach() {}129  sendMessageToTarget({ sessionId, message }) {130    const { connection } = this.session;131    connection.sendMessageToTarget(sessionId, message);132  }133  /**134   * Internal methods: the following methods are not part of CDP;135   * note the _ prefix.136   */137  _emitAttachedToTarget(target, tabSession) {138    const targetInfo = this._getTargetInfo(target);139    this.emit("Target.attachedToTarget", {140      targetInfo,141      sessionId: tabSession.id,142      waitingForDebugger: false,143    });144  }145  _getTargetInfo(target) {146    return {147      targetId: target.id,148      type: target.type,149      title: target.title,150      url: target.url,151      // TODO: Correctly determine if target is attached (bug 1680780)152      attached: target.id == this.session.target.id,153      browserContextId: target.browserContextId,154    };155  }156  _onTargetCreated(eventName, target) {157    const targetInfo = this._getTargetInfo(target);158    this.emit("Target.targetCreated", { targetInfo });159  }160  _onTargetDestroyed(eventName, target) {161    this.emit("Target.targetDestroyed", {162      targetId: target.id,163    });164  }...

testExtension.js

Source:testExtension.js

1// https://cdn.jsdelivr.net/gh/griffpatch/griffpatch.github.io/testExtension.js2// Forked from https://github.com/griffpatch/griffpatch.github.io/blob/master/testExtension.js3// Original Author https://github.com/griffpatch4const ArgumentType = require('../../extension-support/argument-type');5const BlockType = require('../../extension-support/block-type');6const Clone = require('../../util/clone');7const Cast = require('../../util/cast');8const formatMessage = require('format-message');9const MathUtil = require('../../util/math-util');10const Timer = require('../../util/timer');11/**12 * The instrument and drum sounds, loaded as static assets.13 * @type {object}14 */15/*let assetData = {};16try {17    assetData = require('./manifest');18} catch (e) {19    // Non-webpack environment, don't worry about assets.20}*/21/**22 * Class for the music-related blocks in Scratch 3.023 * @param {Runtime} runtime - the runtime instantiating this block package.24 * @constructor25 */26class Scratch3TestExtension {27    constructor (runtime) {28        /**29         * The runtime instantiating this block package.30         * @type {Runtime}31         */32        this.runtime = runtime;33		debugger;34//        this._onTargetCreated = this._onTargetCreated.bind(this);35//        this.runtime.on('targetWasCreated', this._onTargetCreated);36/*37        this._playNoteForPicker = this._playNoteForPicker.bind(this);38        this.runtime.on('PLAY_NOTE', this._playNoteForPicker);39		*/40    }41    /**42     * The key to load & store a target's music-related state.43     * @type {string}44     */45    static get STATE_KEY () {46        return 'Scratch.Griffpatch';47    }48    /**49     * @returns {object} metadata for this extension and its blocks.50     */51    getInfo () {52        return {53            id: 'griffpatch',54            name: formatMessage({55                id: 'griffpatch.categoryName',56                default: 'Griffpatch',57                description: 'Label for the Griffpatch extension category'58            }),59            menuIconURI: menuIconURI,60            blockIconURI: blockIconURI,61            blocks: [62                {63                    opcode: 'doTest',64                    blockType: BlockType.COMMAND,65                    text: formatMessage({66                        id: 'griffpatch.test',67                        default: 'test [x], [y]',68                        description: 'test this block'69                    }),70                    arguments: {71                        x: {72                            type: ArgumentType.NUMBER,73                            defaultValue: 1074                        },75                        y: {76                            type: ArgumentType.NUMBER,77                            defaultValue: 1078                        }79                    }80                },81                {82                    opcode: 'getTest',83                    text: formatMessage({84                        id: 'griffpatch.getTest',85                        default: 'test',86                        description: 'get the test value'87                    }),88                    blockType: BlockType.REPORTER89                }90            ]91        };92    }93    /**94     * Play a drum sound for some number of beats.95     * @param {object} args - the block arguments.96     * @param {object} util - utility object provided by the runtime.97     * @property {int} DRUM - the number of the drum to play.98     * @property {number} BEATS - the duration in beats of the drum sound.99     */100    doTest (x, y) {101        // this._playDrumForBeats(args.DRUM, args.BEATS, util);102        // if (util.runtime.audioEngine === null) return;103        // if (util.target.sprite.soundBank === null) return;104		debugger;105    }106    /**107     * Get the current tempo.108     * @return {number} - the current tempo, in beats per minute.109     */110    getTest () {111        const stage = this.runtime.getTargetForStage();112		debugger;113/*        if (stage) {114            return stage.tempo;115        }*/116        return 9000;117    }118}...

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page._client.send('Target.setAutoAttach', { autoAttach: true, waitForDebuggerOnStart: true, flatten: true });6  await page._client.on('Target.attachedToTarget', async ({ sessionId }) => {7    const client = await page.target().createCDPSession();8    await client.send('Runtime.enable');9    await client.send('Runtime.runIfWaitingForDebugger');10  });11})();12const puppeteer = require('puppeteer');13(async () => {14  const browser = await puppeteer.launch();15  const page = await browser.newPage();16  await page._client.send('Target.setAutoAttach', { autoAttach: true, waitForDebuggerOnStart: true, flatten: true });17  await page._client.on('Target.attachedToTarget', async ({ sessionId }) => {18    const client = await page.target().createCDPSession();19    await client.send('Runtime.enable');20    await client.send('Runtime.runIfWaitingForDebugger');21  });22})();23### page._client.send(method[, params])24### page._client.on(event, callback)25[MIT](LICENSE)

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({headless: false});4  const page = await browser.newPage();5  await page.evaluateOnNewDocument(() => {6    window._onTargetCreated = (target) => {7      target.page().then((page) => {8        page.on('console', (msg) => {9          for (let i = 0; i < msg.args().length; ++i)10            console.log(`${i}: ${msg.args()[i]}`);11        });12      });13    };14  });15  await page.evaluate(() => {16    const newPagePromise = new Promise((x) => window._onTargetCreated = x);17    return newPagePromise;18  });19  await page.evaluate(() => {20    const newPagePromise = new Promise((x) => window._onTargetCreated = x);21    return newPagePromise;22  });23})();24const puppeteer = require('puppeteer');25(async () => {26  const browser = await puppeteer.launch({headless: false});27  const page = await browser.newPage();28  await page.evaluateOnNewDocument(() => {29    window._onTargetCreated = (target) => {30      target.page().then((page) => {31        page.on('console', (msg) => {32          for (let i = 0; i < msg.args().length; ++i)33            console.log(`${i}: ${msg.args()[i]}`);34        });35      });36    };37  });38  await page.evaluate(() => {39    const newPagePromise = new Promise((x) => window._onTargetCreated = x);40    return newPagePromise;41  });42  await page.evaluate(() => {43    const newPagePromise = new Promise((x) => window._onTargetCreated = x);44    return newPagePromise;45  });46})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({headless: false});4  const page = await browser.newPage();5  await page.screenshot({path: 'google.png'});6  await browser.close();7})();8const newPagePromise = new Promise(x => browser.once('targetcreated', target => x(target.page())));9const newPage = await newPagePromise;10const newPagePromise = new Promise(x => browser.once('targetcreated', target => x(target.page())));11const newPage = await newPagePromise;12const newPagePromise = new Promise(x => browser.once('targetcreated', target => x(target.page()))

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({4  });5  const page = await browser.newPage();6  await page.screenshot({path: 'google.png'});7  await browser.close();8})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({headless: false});4  const page = await browser.newPage();5  await page.screenshot({path: 'example.png'});6  await browser.close();7})();8const puppeteer = require('puppeteer');9(async () => {10  const browser = await puppeteer.launch({headless: false});11  const page = await browser.newPage();12  await page.screenshot({path: 'example.png'});13  await browser.close();14})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3    const browser = await puppeteer.launch({4    });5    const page = await browser.newPage();6    await page.setViewport({ width: 1920, height: 1080 });7    const newPage = await targetCreated.page();8    await newPage.waitForSelector('input[name="q"]');9    await newPage.type('input[name="q"]', 'puppeteer');10    await newPage.keyboard.press('Enter');11    await newPage.waitForNavigation();12    await newPage.waitForSelector('h3.LC20lb');13    await newPage.click('h3.LC20lb');14    await newPage.waitForNavigation();15    await newPage.waitForSelector('h1');16    const heading = await newPage.$eval('h1', el => el.textContent);17    console.log(heading);18    await page.close();19    await browser.close();20})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2const fs = require('fs');3(async () => {4  const browser = await puppeteer.launch({5  });6  const page = await browser.newPage();7  await page._client.send('Page.setDownloadBehavior', {8  });9  await page.click("input[type='file']");10  await page.waitForSelector('input[type="file"]', {11  });12  const [fileChooser] = await Promise.all([13    page.waitForFileChooser(),14    page.click('input[type="file"]'),15  ]);16  await fileChooser.accept(['./test.pdf']);17  await page.waitFor(5000);18  await browser.close();19})();

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.