How to use createInvoker method in Playwright Internal

Best JavaScript code snippet using playwright-internal

transworker.test.js

Source:transworker.test.js Github

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...6describe("TransWorker", () => {7 describe("createInvoker", () => {8 describe("Method type", () => {9 it("should override target class prototype", () => {10 const tw = TransWorker.createInvoker(11 "test-class-worker-bundle.js", TestClass);12 assert.isTrue("testMethod" in tw);13 });14 it("should declare a function of target class prototype", () => {15 const tw = TransWorker.createInvoker(16 "test-class-worker-bundle.js", TestClass);17 assert.equal(typeof(tw.testMethod), "function");18 });19 it("should create a dedicated worker", () => {20 const tw = TransWorker.createInvoker(21 "test-class-worker-bundle.js", TestClass);22 assert.isNotNull(tw.worker);23 });24 describe("Test a class declared by the ES6(ES2015) class syntax", ()=>{25 it("should override target class prototype", () => {26 const tw = TransWorker.createInvoker(27 "test-class-worker-bundle.js", TestEs6Class);28 assert.isTrue("testMethod" in tw);29 });30 it("should declare a function of target class prototype", () => {31 const tw = TransWorker.createInvoker(32 "test-class-worker-bundle.js", TestEs6Class);33 assert.equal(typeof(tw.testMethod), "function");34 });35 it("should create a dedicated worker", () => {36 const tw = TransWorker.createInvoker(37 "test-class-worker-bundle.js", TestEs6Class);38 assert.isNotNull(tw.worker);39 });40 });41 });42 describe("The wrappers are invokable", () => {43 it("should be invoked when the callback is specified", () => {44 assert.doesNotThrow(() => {45 const tw = TransWorker.createInvoker(46 "test-class-worker-bundle.js", TestClass);47 tw.testMethod(() => {});48 });49 });50 it("should be invoked when the callback is not specified", () => {51 assert.doesNotThrow(() => {52 const tw = TransWorker.createInvoker(53 "test-class-worker-bundle.js", TestClass);54 tw.testMethod();55 });56 });57 it("should callback a return value", async () => {58 try {59 const tw = TransWorker.createInvoker(60 "/test-class-worker-bundle.js", TestClass);61 const result = await new Promise(62 resolve => tw.testMethod(s => resolve(s)));63 assert.equal(result, "TestClass.testMethod");64 } catch (err) {65 assert.fail(err.message);66 }67 }).timeout(5000);68 it("should transport all parameters to worker even if the callback is omitted (issue#14)", async () => {69 try {70 const result = await new Promise(resolve => {71 const tw = TransWorker.createInvoker(72 "/test-class-worker-bundle.js", TestClass, null,73 { "hello": message => resolve(message) });74 tw.requestNotify("hello", "transworker");75 });76 assert.equal(result, "transworker");77 } catch (err) {78 assert.fail(err.message);79 }80 });81 describe("Test a class declared by the ES6(ES2015) class syntax", ()=>{82 it("should be invoked when the callback is specified", () => {83 assert.doesNotThrow(() => {84 const tw = TransWorker.createInvoker(85 "test-class-worker-bundle.js", TestEs6Class);86 tw.testMethod(() => {});87 });88 });89 it("should be invoked when the callback is not specified", () => {90 assert.doesNotThrow(() => {91 const tw = TransWorker.createInvoker(92 "test-class-worker-bundle.js", TestClass);93 tw.testMethod();94 });95 });96 it("should callback a return value", async () => {97 try {98 const tw = TransWorker.createInvoker(99 "/test-class-worker-bundle.js", TestEs6Class);100 const result = await new Promise(101 resolve => tw.testMethod(s => resolve(s)));102 assert.equal(result, "TestClass.testMethod");103 } catch (err) {104 assert.fail(err.message);105 }106 }).timeout(5000);107 it("should transport all parameters to worker even if the callback is omitted (issue#14)", async () => {108 try {109 const result = await new Promise(resolve => {110 const tw = TransWorker.createInvoker(111 "/test-class-worker-bundle.js", TestEs6Class, null,112 { "hello": message => resolve(message) });113 tw.requestNotify("hello", "transworker");114 });115 assert.equal(result, "transworker");116 } catch (err) {117 assert.fail(err.message);118 }119 });120 });121 });122 describe("Callback's caller", () => {123 it("should be undefined when the parameter thisObject of createInvoker is omitted", async () => {124 try {125 const tw = TransWorker.createInvoker(126 "/test-class-worker-bundle.js", TestClass);127 const callbackCaller = await new Promise(128 resolve => tw.testMethod(function() {129 resolve(this);130 })131 );132 assert.isUndefined(callbackCaller);133 } catch (err) {134 assert.fail(err.message);135 }136 });137 it("should be null when the parameter thisObject of createInvoker is set to null", async () => {138 try {139 const tw = TransWorker.createInvoker(140 "/test-class-worker-bundle.js", TestClass, null);141 const callbackCaller = await new Promise(142 resolve => tw.testMethod(function() {143 resolve(this);144 })145 );146 assert.isNull(callbackCaller);147 } catch (err) {148 assert.fail(err.message);149 }150 });151 it("should equal to the parameter thisObject of createInvoker", async () => {152 try {153 const thisObject = "thisObject";154 const tw = TransWorker.createInvoker(155 "/test-class-worker-bundle.js", TestClass, thisObject);156 const callbackCaller = await new Promise(157 resolve => tw.testMethod(function() {158 resolve(this);159 })160 );161 assert.equal(callbackCaller, thisObject);162 assert.equal(thisObject, "thisObject");163 } catch (err) {164 assert.fail(err.message);165 }166 });167 });168 describe("Notification", async () => {169 it("should be notified with a scalar parameter", async () => {170 try {171 const notificationMessage = await new Promise( resolve => {172 const tw = TransWorker.createInvoker(173 "/test-class-worker-bundle.js", TestClass, null,174 {175 "hello": (message) => {176 resolve(message);177 }178 });179 tw.requestNotify("hello", "transworker", null);180 });181 assert.deepEqual(notificationMessage, "transworker");182 } catch (err) {183 assert.fail(err.message);184 }185 });186 it("should be notified with an array parameter", async () => {187 try {188 const notificationMessage = await new Promise( resolve => {189 const tw = TransWorker.createInvoker(190 "/test-class-worker-bundle.js", TestClass, null,191 {192 "hello": (message) => {193 resolve(message);194 }195 });196 tw.requestNotify("hello", ["transworker", true], null);197 });198 assert.deepEqual(notificationMessage, ["transworker", true]);199 } catch (err) {200 assert.fail(err.message);201 }202 });203 it("should be notified with an object parameter", async () => {204 try {205 const notificationMessage = await new Promise( resolve => {206 const tw = TransWorker.createInvoker(207 "/test-class-worker-bundle.js", TestClass, null,208 {209 "hello": (message) => {210 resolve(message);211 }212 });213 tw.requestNotify("hello", {"transworker":true}, null);214 });215 assert.deepEqual(notificationMessage, {"transworker":true});216 } catch (err) {217 assert.fail(err.message);218 }219 });220 });221 describe("Notification's caller", async () => {222 it("should be null when the parameter thisObject of createInvoker is set to null", async () => {223 try {224 const notificationCaller = await new Promise( resolve => {225 const tw = TransWorker.createInvoker(226 "/test-class-worker-bundle.js", TestClass, null,227 { "hello": function() { resolve(this); } });228 tw.requestNotify("hello", "transworker", null);229 });230 assert.isNull(notificationCaller);231 } catch (err) {232 assert.fail(err.message);233 }234 });235 it("should equal to the parameter thisObject of createInvoker ", async () => {236 try {237 const thisObject = "thisObject";238 const notificationCaller = await new Promise( resolve => {239 const tw = TransWorker.createInvoker(240 "/test-class-worker-bundle.js", TestClass, thisObject,241 { "hello": function() { resolve(this); } });242 tw.requestNotify("hello", "transworker", null);243 });244 assert.equal(notificationCaller, thisObject);245 assert.equal(thisObject, "thisObject");246 } catch (err) {247 assert.fail(err.message);248 }249 });250 });251 describe("subscribe", () => {252 it("should register the notification", async () => {253 try {254 const notificationMessage = await new Promise( resolve => {255 const tw = TransWorker.createInvoker(256 "/test-class-worker-bundle.js", TestClass);257 tw.subscribe("hello", message => resolve(message));258 tw.requestNotify("hello", "transworker", null);259 });260 assert.deepEqual(notificationMessage, "transworker");261 } catch (err) {262 assert.fail(err.message);263 }264 });265 it("should register a handler which the this-object at invoking is the transworker", async () => {266 try {267 const tw = TransWorker.createInvoker(268 "/test-class-worker-bundle.js", TestClass, "caller");269 const caller = await new Promise( resolve => {270 tw.subscribe("hello", function() {271 resolve(this);272 });273 tw.requestNotify("hello", "transworker", null);274 });275 assert.deepEqual(caller, tw);276 } catch (err) {277 assert.fail(err.message);278 }279 });280 describe("when a notification was registered by #createInvoker", () => {281 it("should add another handler of the same notification", () => {282 const tw = TransWorker.createInvoker(283 "/test-class-worker-bundle.js", TestClass, null,284 { "hello": function() {} });285 assert.doesNotThrow(() => {286 tw.subscribe("hello", ()=>{});287 });288 });289 });290 describe("when a notification was registered by #subscribe", () => {291 it("should add another handler of the same notification", () => {292 const tw = TransWorker.createInvoker(293 "/test-class-worker-bundle.js", TestClass);294 tw.subscribe("hello", () => {});295 assert.doesNotThrow(() => {296 tw.subscribe("hello", ()=>{});297 });298 });299 });300 describe("when the handler is not function", () => {301 it("should throw the handler is null", () => {302 const tw = TransWorker.createInvoker(303 "/test-class-worker-bundle.js", TestClass);304 assert.throw(() => {305 tw.subscribe("hello", null);306 });307 });308 it("should throw the handler is undefined", () => {309 const tw = TransWorker.createInvoker(310 "/test-class-worker-bundle.js", TestClass);311 assert.throw(() => {312 tw.subscribe("hello", undefined);313 });314 });315 it("should throw the handler is an array", () => {316 const tw = TransWorker.createInvoker(317 "/test-class-worker-bundle.js", TestClass);318 assert.throw(() => {319 tw.subscribe("hello", []);320 });321 });322 it("should throw the handler is an object", () => {323 const tw = TransWorker.createInvoker(324 "/test-class-worker-bundle.js", TestClass);325 assert.throw(() => {326 tw.subscribe("hello", {});327 });328 });329 it("should throw the handler is a string", () => {330 const tw = TransWorker.createInvoker(331 "/test-class-worker-bundle.js", TestClass);332 assert.throw(() => {333 tw.subscribe("hello", "transworker");334 });335 });336 it("should throw the handler is a number", () => {337 const tw = TransWorker.createInvoker(338 "/test-class-worker-bundle.js", TestClass);339 assert.throw(() => {340 tw.subscribe("hello", 123);341 });342 });343 it("should throw the handler is a boolean", () => {344 const tw = TransWorker.createInvoker(345 "/test-class-worker-bundle.js", TestClass);346 assert.throw(() => {347 tw.subscribe("hello", true);348 });349 });350 });351 });352 });353 describe("A wrapper for the async method", () => {354 it("should returns fulfillment value", async ()=>{355 const tw = TransWorker.createInvoker(356 "/test-class-worker-bundle.js", TestClass);357 try {358 assert.deepEqual(await Promise.all([359 new Promise((resolve, reject) => { try {360 tw.returnAfter(2000, "2000", result => resolve(result));361 } catch(err) { reject(err); }}),362 new Promise((resolve, reject) => { try {363 tw.returnAfter(1000, "1000", result => resolve(result));364 } catch(err) { reject(err); }}),365 ]),366 ["2000", "1000"]);367 } catch(err) {368 assert.fail(err.message);369 }...

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basePlugin.js

Source:basePlugin.js Github

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...130 // It'd be nice to use wire.getProxy() then proxy.invoke()131 // here, but that means the invoker must always return132 // a promise. Not sure that's best, so for now, just133 // call the method directly134 return createInvoker(invokerContext.method, invokerContext.args);135 });136 resolver.resolve(invoker);137 }138 function invokerFacet(resolver, facet, wire) {139 resolver.resolve(invokeAll(facet, wire));140 }141 //noinspection JSUnusedLocalSymbols142 /**143 * Wrapper for use with when.reduce that calls the supplied destroyFunc144 * @param [unused]145 * @param destroyFunc {Function} destroy function to call146 */147 function destroyReducer(unused, destroyFunc) {148 return destroyFunc();...

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index.js

Source:index.js Github

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1/* eslint-disable no-console */2const { expect } = require('chai');3const { CreateInvoker } = require('../dist');4// eslint-disable-next-line no-undef5describe('CommandInvoker', () => {6 // eslint-disable-next-line no-undef7 it('Can be created', () => {8 const invoker = CreateInvoker({});9 expect(invoker).to.be.a('object');10 // eslint-disable-next-line no-unused-expressions11 expect(invoker.canUndo()).to.be.false;12 // eslint-disable-next-line no-unused-expressions13 expect(invoker.canRedo()).to.be.false;14 });15 it('Execute one command', (done) => {16 const receiver = { data: 2 };17 const invoker = CreateInvoker(receiver);18 // Applying a simple command19 invoker.apply((r, state, i) => {20 expect(r).to.equal(receiver);21 expect(state).to.be.an('undefined');22 expect(i).to.equal(invoker);23 receiver.data += 2;24 return receiver.data;25 })26 .then(({ receiver: r, state }) => {27 expect(r.data).to.equal(4);28 expect(state).to.equal(4);29 expect(invoker.canUndo()).to.equal(false);30 done();31 })32 .catch((error) => {33 done(error);34 });35 });36 it('Execute and undo one command', (done) => {37 const receiver = { data: 2 };38 const invoker = CreateInvoker(receiver);39 // Applying a simple command40 invoker.apply({41 execute: (r, state, i) => {42 expect(r).to.equal(receiver);43 expect(state).to.be.an('undefined');44 expect(i).to.equal(invoker);45 r.data += 2;46 return receiver.data;47 },48 undo: () => {49 receiver.data -= 2;50 return receiver.data;51 },52 })53 .then(({ receiver: r, state }) => {54 expect(r.data).to.equal(4);55 expect(state).to.equal(4);56 expect(invoker.canUndo()).to.equal(true);57 // Undoing things58 return invoker.undo();59 })60 .then(({ receiver: r, state }) => {61 expect(r.data).to.equal(2);62 expect(state).to.equal(2);63 expect(invoker.canUndo()).to.equal(false);64 return invoker.apply({65 execute: (rv, st, iv) => {66 expect(rv.data).to.equal(2);67 expect(rv).to.equal(receiver);68 expect(st).to.be.an('undefined');69 expect(iv).to.equal(invoker);70 rv.data += 2;71 return rv.data;72 },73 });74 })75 .then(({ receiver: r, state }) => {76 expect(r.data).to.equal(4);77 expect(state).to.equal(4);78 expect(invoker.canUndo()).to.equal(false);79 done();80 })81 // eslint-disable-next-line no-console82 .catch((error) => {83 done(error);84 });85 });86 it('Can resolve an async function', (done) => {87 const resolveAfter2Seconds = () => (88 new Promise((resolve) => {89 setTimeout(() => {90 console.log('2 seconds have passed');91 resolve('resolved');92 }, 2000);93 })94 );95 async function asyncCall() {96 console.log('calling');97 const result = await resolveAfter2Seconds();98 return result;99 }100 async function asyncCall2() {101 return resolveAfter2Seconds();102 }103 function asyncCall3() {104 setTimeout(() => {105 console.log('4 seconds have passed');106 }, 4000);107 }108 const receiver = {};109 const invoker = CreateInvoker(receiver);110 invoker.on('nextCommand', () => console.log('nextCommand'));111 invoker.on('commandComplete', () => console.log('commandComplete'));112 invoker.on('complete', () => console.log('complete'));113 invoker.on('commandFailure', () => console.log('commandFailure'));114 invoker.on('start', () => console.log('start'));115 invoker.enqueueCommand(asyncCall);116 invoker.enqueueCommand(resolveAfter2Seconds);117 invoker.enqueueCommand(asyncCall2);118 invoker.enqueueCommand(asyncCall3);119 const processor = invoker.execute();120 expect(processor).to.be.a('promise');121 processor122 .then(() => {123 done();124 })125 .catch((error) => {126 done(error);127 });128 }).timeout(7000);129 xit('Can resolve more complex scenarios', (done) => {130 const invoker = CreateInvoker({ data: 2 });131 const addSubstractTwo = {132 execute: (receiver) => {133 console.log(receiver);134 console.log('Adding 2');135 receiver.data += 2;136 },137 undo: (receiver) => {138 console.log(receiver);139 console.log('Substracting 2');140 receiver.data -= 2;141 },142 };143 const asyncAddTwo = async (receiver) => {144 console.log(receiver);145 console.log('Adding 2');146 receiver.data += 2;147 await Promise.resolve();148 };149 const asyncSubstractTwo = async (receiver) => {150 console.log(receiver);151 console.log('Substracting 2');152 receiver.data -= 2;153 await Promise.resolve();154 };155 invoker.enqueueCommand(addSubstractTwo);156 invoker.enqueueCommand(addSubstractTwo);157 invoker.enqueueCommand(addSubstractTwo);158 invoker.enqueueCommand(asyncAddTwo, asyncSubstractTwo);159 invoker.execute()160 .then((receiver) => {161 expect(receiver.data).to.equal(10);162 expect(invoker.canUndo()).to.equal(true);163 // Undoing things164 return invoker.undoAll();165 })166 .then((receiver) => {167 expect(receiver.data).to.equal(2);168 expect(invoker.canUndo()).to.equal(false);169 done();170 })171 // eslint-disable-next-line no-console172 .catch((error) => {173 done(error);174 });175 });...

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invoker.js

Source:invoker.js Github

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...72 // provide a way back to the actual root Titanium / actual impl.73 while (delegate.__delegate__) {74 delegate = delegate.__delegate__;75 }76 apiNamespace[invocationAPI.api] = createInvoker(realAPI, delegate, scopeVars);77}78exports.genInvoker = genInvoker;79/**80 * Creates and returns a single invoker function that wraps81 * a delegate function, thisObj, and scopeVars82 */83function createInvoker(thisObj, delegate, scopeVars) {84 var urlInvoker = function invoker() {85 var args = Array.prototype.slice.call(arguments);86 args.splice(0, 0, invoker.__scopeVars__);87 return delegate.apply(invoker.__thisObj__, args);88 }89 urlInvoker.__delegate__ = delegate;90 urlInvoker.__thisObj__ = thisObj;91 urlInvoker.__scopeVars__ = scopeVars;92 return urlInvoker;93}...

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CXml.js

Source:CXml.js Github

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...35 convertElement(element){36 switch(this._className){37 case 'invoker':38 if(!(element instanceof CInvoker)){39 element = CInvoker.createInvoker(element);40 }41 element = CXmlInvoker.createInvoker(element);42 break;43 default:44 break;45 }46 return element;47 }48 generateXmlString(){49 return js2xml(this.getObject(), {compact: true, spaces: 4});50 }51 getObject(){52 let obj = {};53 if(this._attributes){54 obj._attributes = this._attributes;55 }...

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Xml.js

Source:Xml.js Github

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...35 convertElement(element){36 switch(this._className){37 case 'invoker':38 if(!(element instanceof Invoker)){39 element = Invoker.createInvoker(element);40 }41 element = CXmlInvoker.createInvoker(element);42 break;43 default:44 break;45 }46 return element;47 }48 generateXmlString(){49 return js2xml(this.getObject(), {compact: true, spaces: 4});50 }51 getObject(){52 let obj = {};53 if(this._attributes){54 obj._attributes = this._attributes;55 }...

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todoDB.js

Source:todoDB.js Github

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...51 let items = await db.scan()52 return { ok: 1, items }53 }54}55export const createTodo = CreateTodo.createInvoker()...

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NodeList.prototype.js

Source:NodeList.prototype.js Github

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2 emtyArray = [],3 NodeListPrototype = (4 window.NodeList || document.querySelectorAll("_").constructor5 ).prototype;6function createInvoker(method) {7 return function invoke(el) {8 method.apply(el, this);9 };10}11NodeListPrototype.every = emtyArray.every;12NodeListPrototype.filter = emtyArray.filter;13NodeListPrototype.forEach = emtyArray.forEach;14NodeListPrototype.map = emtyArray.map;15NodeListPrototype.some = emtyArray.some;16var forEachONOFF = function (method) {17 var invoke = createInvoker(method);18 return function () {19 this.forEach(invoke, arguments);20 return this;21 };22};23NodeListPrototype.on = forEachONOFF(ElementPrototype.on);24NodeListPrototype.off = forEachONOFF(ElementPrototype.off);25var forEachCSS = createInvoker(ElementPrototype.css),26 forEachDispatch = createInvoker(ElementPrototype.dispatchEvent);27NodeListPrototype.css = function css(key, value) {28 if (this.length) {29 if (value !== undefined)30 return this.forEach(forEachCSS, arguments) || this;31 return this[0].css(key);32 }33};34NodeListPrototype.fire = function fire(type, detail) {35 this.forEach(forEachDispatch, [new CustomEvent(type, {36 bubbles: true,37 cancelable: true,38 detail: detail39 })]);40};...

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Using AI Code Generation

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1const { createInvoker } = require('playwright-core/lib/server/browserType');2const { chromium } = require('playwright-core');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const invoker = createInvoker(page);8 await invoker.invoke('click', 'text=Click me');9 await browser.close();10})();11const { chromium } = require('playwright-core');12const { createInvoker } = require('playwright-core/lib/server/browserType');13(async () => {14 const browser = await chromium.launch();15 const context = await browser.newContext();16 const page = await context.newPage();17 const invoker = createInvoker(page);18 await page.fill('input[name="q"]', 'Playwright');19 await page.press('input[name="q"]', 'Enter');20 await invoker.invoke('waitForSelector', 'text=Playwright: Node.js library to automate Chromium, Firefox and WebKit with a single API');21 await invoker.invoke('click', 'text=Playwright: Node.js library to automate Chromium, Firefox and WebKit with a single API');22 await browser.close();23})();24 at CDPSession.send (C:\Users\test\playground\playwright\node_modules\playwright-core\lib\server\cdp.js:85:23)25 at CDPSession.sendMayFail (C:\Users\test\playground\playwright\node_modules\playwright-core\lib\server\cdp.js:88:18)26 at CDPSession.sendMayFail (C:\Users\test\playground\playwright\node_modules\playwright-core\lib\server\cdp.js:96:16)27 at CDPSession.sendMayFail (C:\Users\test\playground\playwright\node_modules\playwright

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Using AI Code Generation

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1const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');2const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');3const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');4const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');5const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');6const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');7const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');8const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');9const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');10const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');11const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');12const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');13const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');14const { createInvoker } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');

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Using AI Code Generation

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1const {createInvoker} = require('@playwright/test/lib/invoker');2const {chromium} = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await page.screenshot({ path: 'example.png' });7 await browser.close();8})();9module.exports = {10 use: {11 playwright: require('playwright'),12 },13};14const { chromium } = require('playwright');15const { test, expect } = require('@playwright/test');16test('should be able to use Playwright directly', async ({playwright}) => {17 expect(playwright).toBe(chromium);18});19const { chromium } = require('playwright');20const { test, expect } = require('@playwright/test');21test('should be able to use Playwright directly', async ({playwright}) => {22 expect(playwright).toBe(chromium);23});24module.exports = {25 use: {26 playwright: require('playwright'),27 },28};29const { chromium } = require('playwright');30const { test, expect } = require('@playwright/test');31test('should be able to use Playwright directly', async ({playwright}) => {32 expect(playwright).toBe(chromium);33});34module.exports = {35 use: {36 playwright: require('playwright'),37 },38};39const { chromium } = require('playwright');40const { test, expect } = require('@playwright/test');41test('should be able to use Playwright directly', async ({playwright}) => {42 expect(playwright).toBe(chromium);43});44module.exports = {45 use: {46 playwright: require('playwright'),47 },48};49const { chromium } = require('playwright');50const { test, expect } = require('@playwright/test');51test('should be able to use Playwright directly

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Using AI Code Generation

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1const { createInvoker } = require('playwright/lib/server/frames');2const { Page } = require('playwright/lib/server/page');3const { Frame } = require('playwright/lib/server/frame');4const { FrameManager } = require('playwright/lib/server/frameManager');5const { FrameTree } = require('playwright/lib/server/frames');6const { ElementHandle } = require('playwright/lib/server/elementHandler');7const frame = new Frame(new Page(new FrameManager(new FrameTree())), null, 'frameId');8const elementHandle = new ElementHandle(frame, 'elementId');9const invoker = createInvoker(elementHandle);10invoker.invoke('method', { param: 'value' });11at ExecutionContext._evaluateInternal (/Users/akshay/Desktop/playwright-test/node_modules/playwright/lib/server/frames.js:102:19)12at processTicksAndRejections (internal/process/task_queues.js:97:5)13at async ExecutionContext.evaluateHandle (/Users/akshay/Desktop/playwright-test/node_modules/playwright/lib/server/frames.js:69:16)14at async ElementHandle.evaluateHandle (/Users/akshay/Desktop/playwright-test/node_modules/playwright/lib/server/frames.js:516:29)15at async ElementHandle._clickablePoint (/Users/akshay/Desktop/playwright-test/node_modules/playwright/lib/server/frames.js:473:25)16at async ElementHandle.click (/Users/akshay/Desktop/playwright-test/node_modules/playwright/lib/server/frames.js:451:26)17at async Object.<anonymous> (/Users/akshay/Desktop/playwright-test/test.js:21:5)18at async ModuleJob.run (/Users/akshay/Desktop/playwright-test/node_modules/jest-runtime/build/index.js:1037:37)19at async processTicksAndRejections (internal/process/task_queues.js:97:5)20at async runTestInternal (/Users/akshay/Desktop/playwright-test

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1const playwright = require('playwright');2const fs = require('fs');3const path = require('path');4const { createInvoker } = require('playwright/lib/server/instrumentation');5(async () => {6 const browser = await playwright['chromium'].launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 const elementHandle = await page.$('text=Get Started');10 const invoker = createInvoker(page);11 const result = await invoker.invoke(elementHandle, 'click');12 await browser.close();13})();14{ id: 'elementHandle-0',15 preview: 'ElementHandle@0' }

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Using AI Code Generation

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1const { createInvoker } = require('@playwright/test/lib/server/invoker');2const { createServer } = require('http');3const { createReadStream } = require('fs');4const { join } = require('path');5const invoker = createInvoker({6 launchOptions: {7 },8});9const server = createServer((req, res) => {10 if (req.url === '/playwright.js') {11 createReadStream(join(__dirname, 'node_modules', '@playwright', 'test', 'lib', 'server', 'playwright.js')).pipe(res);12 } else {13 res.end('Hello World!');14 }15});16server.listen(8080, async () => {17 const browser = await invoker.launchBrowser();18 const context = await browser.newContext();19 const page = await context.newPage();20 await page.screenshot({ path: 'example.png' });21 await browser.close();22 server.close();23});

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Using AI Code Generation

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1const { createInvoker } = require('playwright-core/lib/server/injected/injectedScript');2const invoker = createInvoker();3const element = await invoker.evaluateHandle(() => document.body);4const text = await invoker.evaluate(element => element.textContent, element);5console.log(text);6invoker.dispose();7 const { createInvoker } = require('playwright-core/lib/server/injected/injectedScript');8 const invoker = createInvoker();9 const element = await invoker.evaluateHandle(() => document.body);10 const text = await invoker.evaluate(element => element.textContent, element);11 console.log(text);12 invoker.dispose();

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Using AI Code Generation

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1const { createInvoker } = require('playwright-core/lib/server/instrumentation');2const invoker = createInvoker();3invoker.invoke('Page.screenshot', { path: 'test.png' });4invoker.invoke('Page.screenshot', { path: 'test.png', type: 'jpeg' });5const screenshot = invoker.invoke('Page.screenshot', { path: 'test.png' });6console.log(screenshot);7{ guid: 'page-1',8 type: 'jpeg' }9{ guid: 'page-1',10 type: 'jpeg' }11{ guid: 'page-1',12 type: 'jpeg' }13{ guid: 'page-1',14 type: 'jpeg' }15{ guid: 'page-1',16 type: 'jpeg' }17{ guid: 'page-1',18 type: 'jpeg' }19{ guid: 'page-1',20 type: 'jpeg' }21{ guid: 'page-1',22 type: 'jpeg' }23{ guid: 'page-1',24 type: 'jpeg' }

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Using AI Code Generation

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1const playwright = require('playwright');2const {createInvoker} = require('playwright/lib/client/invoker');3const {Connection} = require('playwright/lib/client/connection');4(async () => {5 const browserServer = await playwright.chromium.launchServer();6 const connection = new Connection(browserServer.wsEndpoint(), async message => {7 const result = await browserServer.process().stdin.write(message + '8');9 if (!result)10 await new Promise(f => browserServer.process().stdin.once('drain', f));11 });12 const invoker = createInvoker(connection);13 const context = await invoker.invokeMember('newContext', {14 viewport: { width: 500, height: 500 },15 });16 const page = await invoker.invokeMember('newPage', {17 });18 await page.screenshot({path: 'google.png'});19 await browserServer.close();20})();21{22 "scripts": {23 },24 "dependencies": {25 }26}

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Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

  1. What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
  2. How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
  3. Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
  4. What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
  7. Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
  8. Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
  9. Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
  10. Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
  11. Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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