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How to use _awaitPromise method in Playwright Internal
Best JavaScript code snippet using playwright-internal
temp.js
Source:temp.js 
...994 Object.defineProperty(BoardController.prototype, 'commonUi', {995 enumerable: false,996 value: function (options) {997 if (this.loading)998 return this.lastPromise = this._awaitPromise(this.lastPromise);999 this.lastPromise = this.__commonUi(options);1000 return this.lastPromise;1001 }1002 });1003 Object.defineProperty(BoardController.prototype, '__commonUi', {1004 enumerable: false,1005 value: (typeof regeneratorRuntime != 'object' ? core.VW.Ecma2015.Parser : undefined, function callee$0$0($_ref0) {1006 var noredirect, userScope, usuario;1007 return regeneratorRuntime.async(function callee$0$0$(context$1$0) {1008 while (1)1009 switch (context$1$0.prev = context$1$0.next) {1010 case 0:1011 noredirect = $_ref0 ? $_ref0.noredirect : undefined;1012 this.loading = true;...
destructible.js
Source:destructible.js
...540 // Monitor our new destructible as child of this destructible.541 const scrammable = new Future542 const node = this._scrammable.push(scrammable)543 try {544 await this._awaitPromise(destructible.promise, wait, {}).catch(noop)545 } finally {546 // TODO Convince yourself that it doens't matter if you call a547 // scrammable before you call `_complete`.548 List.unlink(scram)549 List.unlink(node)550 scrammable.resolve()551 }552 }553 _await (method, vargs) {554 if (!(this._destructing && method == 'ephemeral')) {555 this.operational()556 }557 const options = {558 $trace: typeof vargs[0] == 'function' ? vargs.shift() : null,559 timeout: typeof vargs[0] == 'number' ? vargs.shift() : this._timeout,560 ...(typeof vargs[0] == 'object' ? vargs.shift() : {}),561 id: vargs.shift()562 }563 if (options.$trace != null) {564 Interrupt.assertTracer(options.$trace)565 }566 assert(typeof options.id == 'string')567 const wait = this._waiting.push({ method, id: options.id })568 //569 // If a function, invoke it it and await the result as a promise, if no570 // arguments it is a sub-destructible, treat anything else as a promise,571 // it will get wrapped by `async` if it is not a promise already.572 //573 if (typeof vargs[0] == 'function') {574 return new Future(this._awaitPromise(vargs.shift()(), wait, { $trace: options.$trace }))575 } else if (vargs.length == 0) {576 // Construct our destructible with the options, then poke into it to577 // make it a sub-destructible.578 const destructible = new Destructible(options, options.id)579 destructible._tracer = this._tracer580 destructible.path = this.path.concat(options.id)581 // If the caller provided a countdown, we are a deferred582 // destructible.583 const deferrable = options.countdown != null584 const countdown = deferrable ? options.countdown : 0585 Destructible.Error.assert(Number.isInteger(countdown) && countdown >= 0, 'INVALID_COUNTDOWN', { _countdown: countdown })586 destructible._countdown = countdown587 destructible.deferrable = deferrable588 // Inherit the instance symbol, common to the entire destructible589 // tree.590 Object.defineProperty(destructible._properties, 'instance', Object.getOwnPropertyDescriptor(this._properties, 'instance'))591 // Set error isolation. Sub-destructibles created during `destruct`592 // are error isolated.593 if (! options.isolated && ! this._isolation.errored) {594 destructible._isolation = this._isolation595 }596 // Are we ephemeral? If so we get our own progress marker.597 destructible._ephemeral = method == 'ephemeral'598 if (destructible._ephemeral) {599 destructible._progress = [ true ]600 }601 //602 // Parent down to leaf destructor path. Destructors run603 // synchronously so all the associated state is set atomically.604 //605 // Destroy the child destructible when we are destroyed. Becasue606 // this destructible is destroyed, it or an ancestor will run a607 // shutdown timer and the child will defer to that shutdown timer.608 //609 // Even if the child is deferrable, when it destructs it is not610 // going to run its own shutdown timer so we tell it that it is no611 // longer ephemeral. Truely, it's state has switched from ephemeral612 // for durable because it will no longer be able to shutdown before613 // the parent shuts down because the parent has already shutdown.614 //615 // We do not destroy deferrables with an outstanding countdown.616 // Asking if the child's isolation is errored is akin to aksing if617 // the child is a memember of the parent's isolation. Think about618 // it.619 //620 // **TODO** Wait? We are destructing. Destruction stops at621 // deferrable boundaries not error isolation boundaries. The child622 // is still destroyed, it is just not errored.623 //624 // Gotta think use case. Database service. Server service errors so625 // all of them are panicing, shutting down as hard as possible, but626 // the database service still can perform its orderly shutdown.627 //628 // But, if the boundary is both deferrable and isolated, we don't629 // destroy it on panic.630 //631 // Ergo, if we do not destroy the child for any reason, we will632 // destory the child if we panic and the child is a member of our633 // isolation.634 //635 const downward = this.destruct(() => {636 destructible._ephemeral = false637 destructible._progress = this._progress638 if (destructible._countdown == 0 || destructible._isolation.errored) {639 this._tracer.push({640 method: 'downward',641 errored: this._isolation.errored,642 path: destructible.path643 })644 destructible._countdown = 0645 destructible._destroy()646 } else if (destructible._isolation === this._isolation) {647 const panic = this.panic(() => {648 this._tracer.push({649 method: 'panic',650 errored: this._isolation.errored,651 path: destructible.path652 })653 destructible._countdown = 0654 destructible._destroy()655 })656 destructible._cleanup.push(() => this.clear(panic))657 }658 })659 //660 // Child up to parent destructor path.661 // If we encounter an error after destruction we want to be sure to662 // destroy the sub-destructible if it is not isolated.663 // Clear the downward destructor. If the sub-destructible is durable664 // or errored we propagate the destruction.665 // If the sub-destructible is ephemeral we register a new destructor666 // that will tell the ephemeral to surrender its scram timer and667 // allow the parent ephemeral to oversee the scram. When the timer668 // wakes it will check ephemeral before it checks progress.669 // **TODO** Is there a progress/ephemeral race? Can we set670 // destructible while at the same time calling scram for the last671 // time so that the destructible goes into wait-on-parent-scram when672 // the parent has already exited? (Doubtful. Tired.)673 // If the child is not in our isolation and it panics, we want to674 // panic. Errors and panics propagate upward.675 // If the child is not in our isolation we do not propagate our676 // panic downward. If it is in our isolation it will share our677 // panic.678 //679 destructible.destruct(() => {680 this.clear(downward)681 if (destructible._ephemeral && ! destructible._isolation.errored) {682 const destruct = this.destruct(() => {683 destructible._ephemeral = false684 destructible._progress = this._progress685 destructible._timer.resolve()686 })687 destructible._cleanup.push(() => this.clear(destruct))688 if (this._isolation !== destructible._isolation) {689 const panic = destructible.panic(() => {690 this._isolation.errored = true691 while (this._isolation.panic.length != 0) {692 const panic = this._isolation.panic.shift()693 while (! panic.empty) {694 panic.shift()()695 }696 }697 })698 destructible._cleanup.push(() => this.clear(panic))699 }700 } else {701 this._isolation.errored = this._isolation.errored || destructible._isolation.errored702 if (! this.destroyed) {703 if (! destructible._ephemeral && ! destructible._isolation.errored) {704 this._isolation.errored = true705 this._errors.push(new Destructible.Error({ $trace: options.$trace }, 'DURABLE', wait.value))706 }707 this._tracer.push({708 method: 'upward',709 errored: this._isolation.errored,710 path: this.path711 })712 this._countdown = 0713 this._destroy()714 }715 }716 })717 // Scram the child destructible if we are scrammed. Cancel our scram718 // forwarding if the child's `_scrams` unlatches. (A `Destructible`719 // will unlatch`_scrams` when it completes normally and no scram is720 // necessary.) Note that we can't use `Promise`s because `then` is721 // not cancellable, but `Signal.wait()` is. If we used722 // `Promise.then`, then a long-running, like a server, would have an723 // ever growing list of callbacks for a short-term child, like a724 // socket connection.725 // Propagate scram cancelling propagation if child exits.726 const scram = this._scrams.push(() => {727 destructible._scram()728 })729 // This is added at a late date to propagate the progress flag.730 // Until now, all parent/child communication was done through731 // generalized structures so that the parent or child was just732 // another consumer of child or parent services respectively.733 // Temptation is to rethink whether this should be the case or if734 // more parent/child interation should be explicit, but rather than735 // give it a lot of thought, I'm going to assume that if I did, I'd736 // realize that this is the way it's supposed to be.737 // I now depend on this to determine if two destructibles are part738 // of the same stage.739 destructible._parent = this740 this._awaitScrammable(destructible, wait, scram)741 return destructible742 } else {743 return new Future(this._awaitPromise(vargs.shift(), wait, { $trace: options.$trace }))744 }745 }746 progress () {747 this._progress[0] = true748 }749 durable (...vargs) {750 this.durables++751 return this._await('durable', vargs)752 }753 // `async ephemeral(id, [ Promise ])` — Start a strand that does not754 // last the lifetime of the `Destructible`. Only if the `Promise` rejects do755 // we perform an orderly shutdown of the `Destructible`. No exception is756 // raised if the `Promise` of strand rejects.757 //...
_destructible.js
Source:_destructible.js
...411 // Monitor our new destructible as child of this destructible.412 const scrammable = {}413 this._scrammable.push(new Promise(resolve => scrammable.resolve = resolve))414 try {415 await this._awaitPromise(destructible.destructed, wait, [])416 } finally {417 // TODO Much better as a linked list, right? `_scrame` may have418 // shifted scram, maybe it should just `for` over them? No, bad419 // because here we're splicing. A linked list is so much better.420 //421 // TODO Convince yourself that it doens't matter if you call a422 // scrammable before you call `_complete`.423 const index = this._scrams.indexOf(scram)424 if (~index) {425 this._scrams.splice(index, 1)426 }427 this._scrammable.splice(this._scrammable.indexOf(scrammable), 1)428 scrammable.resolve.call()429 }430 }431 // To implement scrammable, it seemed that we want to make the last argument432 // the scram function instead of a destructor, which is never all that433 // pleasant to look at anyway, but then we need to have a major version bump434 // because it breaks the interface in a way that is hard to see.435 //436 // The scramability of a `Promise` is a property of the promise, while the437 // destructibility is more a property of the desctructible. The438 // implementation as it stands points in this direction and I'm not going439 // back to rethink it all. Software as Plinko.440 //441 _await (method, key, vargs) {442 if (this.destroyed) {443 throw new Destructible.Rescuable('destroyed')444 }445 const wait = { method, key }446 this.waiting.push(wait)447 // Ephemeral destructible children can set a scram timeout.448 if (typeof vargs[0] == 'function') {449 //const promise = async function () { return await vargs.shift()() } ()450 return this._awaitPromise(vargs.shift()(), wait, vargs)451 } else if (vargs.length == 0) {452 // Ephemeral sub-destructibles can have their own timeout and scram453 // timer, durable sub-destructibles are scrammed by their root.454 //assert(typeof vargs[0] != 'number')455 // Create the child destructible.456 //assert(typeof this._timeout == 'number' && this._timeout != Infinity)457 const destructible = new Destructible(this._timeout, key)458 // Destroy the child destructible when we are destroyed.459 const destruct = this.destruct(() => {460 destructible._ephemeral = false461 destructible._destroy()462 })463 if (method == 'ephemeral') {464 destructible._ephemeral = true465 }466 // Propagate destruction on error. Recall that we need to send this467 // message up though our alternate route, we can't wait on the468 // promise of a sub-destructible to complete and propagate the469 // returned error. Why do we have scram if we can rely on that470 // return? We need a separate `_errored` boolean, we can't just471 // check `_errored.length` because of scram, and because we have472 // some objects that only shutdown from a user function (Conduit,473 // Turnstile, Fracture) so they're going to need to be scrammed, we474 // kind of want them to be scrammed, or else the user has to think475 // hard about the difference between ordered shutdown and abnormal476 // shutdown.477 destructible.destruct(() => {478 this.clear(destruct)479 if (method == 'durable' || destructible._errored) {480 this._errored = this._errored || destructible._errored481 this._destroy()482 }483 })484 // Scram the child destructible if we are scrammed. Cancel our scram485 // forwarding if the child's `_scrams` unlatches. (A `Destructible`486 // will unlatch`_scrams` when it completes normally and no scram is487 // necessary.) Note that we can't use `Promise`s because `then` is488 // not cancellable, but `Signal.wait()` is. If we used489 // `Promise.then`, then a long-running, like a server, would have an490 // ever growing list of callbacks for a short-term child, like a491 // socket connection.492 // Propagate scram cancelling propagation if child exits.493 const scram = () => destructible._scram()494 this._scrams.push(scram)495 // This is added at a late date to propagate the working flag. Until496 // now, all parent/child communication was done through generalized497 // structures so that the parent or child was just another consumer498 // of child or parent services respectively. Temptation is to499 // rethink whether this should be the case or if more parent/child500 // interation should be explicit, but rather than give it a lof501 // thought, I'm going to assume that if I did, I'd realize that this502 // is the way it's supposed to be.503 destructible._parent = this504 this._awaitScrammable(destructible, wait, scram)505 return destructible506 } else {507 return this._awaitPromise(vargs.shift(), wait, vargs)508 }509 }510 working () {511 if (this.destroyed) {512 this._working = true513 if (this._parent != null) {514 this._parent.working()515 }516 }517 }518 // Launch an operation that lasts the lifetime of the `Destructible`. When519 // the promise resolves or rejects we perform an orderly shutdown of the520 // `Destructible`.521 //...
Runtime.js
Source:Runtime.js
...189 for (const tearDown of this._eventListeners)190 tearDown.call(null);191 this._eventListeners = [];192 }193 async _awaitPromise(executionContext, obj, exceptionDetails = {}) {194 if (obj.promiseState === 'fulfilled')195 return {success: true, obj: obj.promiseValue};196 if (obj.promiseState === 'rejected') {197 const global = executionContext._global;198 exceptionDetails.text = global.executeInGlobalWithBindings('e.message', {e: obj.promiseReason}).return;199 exceptionDetails.stack = global.executeInGlobalWithBindings('e.stack', {e: obj.promiseReason}).return;200 return {success: false, obj: null};201 }202 let resolve, reject;203 const promise = new Promise((a, b) => {204 resolve = a;205 reject = b;206 });207 this._pendingPromises.set(obj.promiseID, {resolve, reject, executionContext, exceptionDetails});208 if (this._pendingPromises.size === 1)209 this._debugger.onPromiseSettled = this._onPromiseSettled.bind(this);210 return await promise;211 }212 _onPromiseSettled(obj) {213 const pendingPromise = this._pendingPromises.get(obj.promiseID);214 if (!pendingPromise)215 return;216 this._pendingPromises.delete(obj.promiseID);217 if (!this._pendingPromises.size)218 this._debugger.onPromiseSettled = undefined;219 if (obj.promiseState === 'fulfilled') {220 pendingPromise.resolve({success: true, obj: obj.promiseValue});221 return;222 };223 const global = pendingPromise.executionContext._global;224 pendingPromise.exceptionDetails.text = global.executeInGlobalWithBindings('e.message', {e: obj.promiseReason}).return;225 pendingPromise.exceptionDetails.stack = global.executeInGlobalWithBindings('e.stack', {e: obj.promiseReason}).return;226 pendingPromise.resolve({success: false, obj: null});227 }228 createExecutionContext(domWindow, contextGlobal, auxData) {229 // Note: domWindow is null for workers.230 const context = new ExecutionContext(this, domWindow, contextGlobal, this._debugger.addDebuggee(contextGlobal), auxData);231 this._executionContexts.set(context._id, context);232 if (domWindow)233 this._windowToExecutionContext.set(domWindow, context);234 emitEvent(this.events.onExecutionContextCreated, context);235 return context;236 }237 findExecutionContext(executionContextId) {238 const executionContext = this._executionContexts.get(executionContextId);239 if (!executionContext)240 throw new Error('Failed to find execution context with id = ' + executionContextId);241 return executionContext;242 }243 destroyExecutionContext(destroyedContext) {244 for (const [promiseID, {reject, executionContext}] of this._pendingPromises) {245 if (executionContext === destroyedContext) {246 reject(new Error('Execution context was destroyed!'));247 this._pendingPromises.delete(promiseID);248 }249 }250 if (!this._pendingPromises.size)251 this._debugger.onPromiseSettled = undefined;252 this._debugger.removeDebuggee(destroyedContext._contextGlobal);253 this._executionContexts.delete(destroyedContext._id);254 if (destroyedContext._domWindow)255 this._windowToExecutionContext.delete(destroyedContext._domWindow);256 emitEvent(this.events.onExecutionContextDestroyed, destroyedContext);257 }258}259class ExecutionContext {260 constructor(runtime, domWindow, contextGlobal, global, auxData) {261 this._runtime = runtime;262 this._domWindow = domWindow;263 this._contextGlobal = contextGlobal;264 this._global = global;265 this._remoteObjects = new Map();266 this._id = generateId();267 this._auxData = auxData;268 this._jsonStringifyObject = this._global.executeInGlobal(`((stringify, dateProto, object) => {269 const oldToJson = dateProto.toJSON;270 dateProto.toJSON = undefined;271 let hasSymbol = false;272 const result = stringify(object, (key, value) => {273 if (typeof value === 'symbol')274 hasSymbol = true;275 return value;276 });277 dateProto.toJSON = oldToJson;278 return hasSymbol ? undefined : result;279 }).bind(null, JSON.stringify.bind(JSON), Date.prototype)`).return;280 }281 id() {282 return this._id;283 }284 auxData() {285 return this._auxData;286 }287 async evaluateScript(script, exceptionDetails = {}) {288 const userInputHelper = this._domWindow ? this._domWindow.windowUtils.setHandlingUserInput(true) : null;289 if (this._domWindow && this._domWindow.document)290 this._domWindow.document.notifyUserGestureActivation();291 let {success, obj} = this._getResult(this._global.executeInGlobal(script), exceptionDetails);292 userInputHelper && userInputHelper.destruct();293 if (!success)294 return null;295 if (obj && obj.isPromise) {296 const awaitResult = await this._runtime._awaitPromise(this, obj, exceptionDetails);297 if (!awaitResult.success)298 return null;299 obj = awaitResult.obj;300 }301 return this._createRemoteObject(obj);302 }303 async evaluateFunction(functionText, args, exceptionDetails = {}) {304 const funEvaluation = this._getResult(this._global.executeInGlobal('(' + functionText + ')'), exceptionDetails);305 if (!funEvaluation.success)306 return null;307 if (!funEvaluation.obj.callable)308 throw new Error('functionText does not evaluate to a function!');309 args = args.map(arg => {310 if (arg.objectId) {311 if (!this._remoteObjects.has(arg.objectId))312 throw new Error('Cannot find object with id = ' + arg.objectId);313 return this._remoteObjects.get(arg.objectId);314 }315 switch (arg.unserializableValue) {316 case 'Infinity': return Infinity;317 case '-Infinity': return -Infinity;318 case '-0': return -0;319 case 'NaN': return NaN;320 default: return this._toDebugger(arg.value);321 }322 });323 const userInputHelper = this._domWindow ? this._domWindow.windowUtils.setHandlingUserInput(true) : null;324 if (this._domWindow && this._domWindow.document)325 this._domWindow.document.notifyUserGestureActivation();326 let {success, obj} = this._getResult(funEvaluation.obj.apply(null, args), exceptionDetails);327 userInputHelper && userInputHelper.destruct();328 if (!success)329 return null;330 if (obj && obj.isPromise) {331 const awaitResult = await this._runtime._awaitPromise(this, obj, exceptionDetails);332 if (!awaitResult.success)333 return null;334 obj = awaitResult.obj;335 }336 return this._createRemoteObject(obj);337 }338 unsafeObject(objectId) {339 if (!this._remoteObjects.has(objectId))340 return;341 return { object: this._remoteObjects.get(objectId).unsafeDereference() };342 }343 rawValueToRemoteObject(rawValue) {344 const debuggerObj = this._global.makeDebuggeeValue(rawValue);345 return this._createRemoteObject(debuggerObj);...
RuntimeAgent.js
Source:RuntimeAgent.js
...11 this._debugger = new Debugger();12 this._pendingPromises = new Map();13 }14 dispose() {}15 async _awaitPromise(executionContext, obj, exceptionDetails = {}) {16 if (obj.promiseState === 'fulfilled')17 return {success: true, obj: obj.promiseValue};18 if (obj.promiseState === 'rejected') {19 const global = executionContext._global;20 exceptionDetails.text = global.executeInGlobalWithBindings('e.message', {e: obj.promiseReason}).return;21 exceptionDetails.stack = global.executeInGlobalWithBindings('e.stack', {e: obj.promiseReason}).return;22 return {success: false, obj: null};23 }24 let resolve, reject;25 const promise = new Promise((a, b) => {26 resolve = a;27 reject = b;28 });29 this._pendingPromises.set(obj.promiseID, {resolve, reject, executionContext, exceptionDetails});30 if (this._pendingPromises.size === 1)31 this._debugger.onPromiseSettled = this._onPromiseSettled.bind(this);32 return await promise;33 }34 _onPromiseSettled(obj) {35 const pendingPromise = this._pendingPromises.get(obj.promiseID);36 if (!pendingPromise)37 return;38 this._pendingPromises.delete(obj.promiseID);39 if (!this._pendingPromises.size)40 this._debugger.onPromiseSettled = undefined;41 if (obj.promiseState === 'fulfilled') {42 pendingPromise.resolve({success: true, obj: obj.promiseValue});43 return;44 };45 const global = pendingPromise.executionContext._global;46 pendingPromise.exceptionDetails.text = global.executeInGlobalWithBindings('e.message', {e: obj.promiseReason}).return;47 pendingPromise.exceptionDetails.stack = global.executeInGlobalWithBindings('e.stack', {e: obj.promiseReason}).return;48 pendingPromise.resolve({success: false, obj: null});49 }50 createExecutionContext(domWindow) {51 return new ExecutionContext(this, domWindow, this._debugger.addDebuggee(domWindow));52 }53 destroyExecutionContext(destroyedContext) {54 for (const [promiseID, {reject, executionContext}] of this._pendingPromises) {55 if (executionContext === destroyedContext) {56 reject(new Error('Execution context was destroyed!'));57 this._pendingPromises.delete(promiseID);58 }59 }60 if (!this._pendingPromises.size)61 this._debugger.onPromiseSettled = undefined;62 this._debugger.removeDebuggee(destroyedContext._domWindow);63 }64}65class ExecutionContext {66 constructor(runtime, DOMWindow, global) {67 this._runtime = runtime;68 this._domWindow = DOMWindow;69 this._global = global;70 this._remoteObjects = new Map();71 }72 async evaluateScript(script, exceptionDetails = {}) {73 const userInputHelper = this._domWindow.windowUtils.setHandlingUserInput(true);74 let {success, obj} = this._getResult(this._global.executeInGlobal(script), exceptionDetails);75 userInputHelper.destruct();76 if (!success)77 return null;78 if (obj && obj.isPromise) {79 const awaitResult = await this._runtime._awaitPromise(this, obj, exceptionDetails);80 if (!awaitResult.success)81 return null;82 obj = awaitResult.obj;83 }84 return this._createRemoteObject(obj);85 }86 async evaluateFunction(functionText, args, exceptionDetails = {}) {87 const funEvaluation = this._getResult(this._global.executeInGlobal('(' + functionText + ')'), exceptionDetails);88 if (!funEvaluation.success)89 return null;90 if (!funEvaluation.obj.callable)91 throw new Error('functionText does not evaluate to a function!');92 args = args.map(arg => {93 if (arg.objectId) {94 if (!this._remoteObjects.has(arg.objectId))95 throw new Error('Cannot find object with id = ' + arg.objectId);96 return this._remoteObjects.get(arg.objectId);97 }98 switch (arg.unserializableValue) {99 case 'Infinity': return Infinity;100 case '-Infinity': return -Infinity;101 case '-0': return -0;102 case 'NaN': return NaN;103 default: return this._toDebugger(arg.value);104 }105 });106 const userInputHelper = this._domWindow.windowUtils.setHandlingUserInput(true);107 let {success, obj} = this._getResult(funEvaluation.obj.apply(null, args), exceptionDetails);108 userInputHelper.destruct();109 if (!success)110 return null;111 if (obj && obj.isPromise) {112 const awaitResult = await this._runtime._awaitPromise(this, obj, exceptionDetails);113 if (!awaitResult.success)114 return null;115 obj = awaitResult.obj;116 }117 return this._createRemoteObject(obj);118 }119 unsafeObject(objectId) {120 if (!this._remoteObjects.has(objectId))121 throw new Error('Cannot find object with id = ' + objectId);122 return this._remoteObjects.get(objectId).unsafeDereference();123 }124 rawValueToRemoteObject(rawValue) {125 const debuggerObj = this._global.makeDebuggeeValue(rawValue);126 return this._createRemoteObject(debuggerObj);...
Throttler.js
Source:Throttler.js
...56 _clearTimer() {57 Timer.clear(this.timer);58 this.timer = null;59 }60 async _awaitPromise() {61 if(this.waitFor && this.waitFor instanceof Promise) {62 await this.waitFor;63 this.waitFor = null;64 }65 }66 /**67 * Removes the top action from the Throttler's queue if any is present, and executes it with the correct binding context.68 * @returns {void}69 * @private70 */71 async _executeTopAction() {72 if(this.waitFor && this.waitFor instanceof Promise) {73 return;74 }75 let action = this.queue.shift();76 if (action && typeof action === 'function') {77 let result = action.call(this.actionContext);78 this.waitFor = result instanceof Promise ? result : null;79 }80 if (!this.queue.length) {81 this._clearTimer();82 } else {83 this._clearTimer();84 await this._awaitPromise();85 this._setTimer();86 }87 }...
Using AI Code Generation
1const { _awaitPromise } = require('playwright/lib/helper');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 console.log(await _awaitPromise(page.title()));7 await browser.close();8})();9const { chromium } = require('playwright');10(async () => {11 const browser = await chromium.launch();12 const page = await browser.newPage();13 console.log(await page.title());14 await browser.close();15})();16const { chromium } = require('playwright');17(async () => {18 const browser = await chromium.launch();19 const page = await browser.newPage();20 console.log(await page.title());21 await browser.close();22})();23const { chromium } = require('playwright');24(async () => {25 const browser = await chromium.launch();26 const page = await browser.newPage();27 console.log(await page.title());28 await browser.close();29})();30const { chromium } = require('playwright');31(async () => {32 const browser = await chromium.launch();33 const page = await browser.newPage();34 console.log(await page.title());35 await browser.close();36})();37const { chromium } = require('playwright');38(async () => {
Using AI Code Generation
1const { _awaitPromise } = require('playwright-core/lib/helper');2const { chromium } = require('playwright-core');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await page.screenshot({ path: 'google.png' });7 await browser.close();8 await _awaitPromise(browser._closedPromise);9})();10module.exports = {11 use: {12 executablePath: 'C:\Program Files (x86)\Google\Chrome\Application\chrome.exe',13 },14};15const { chromium } = require('playwright-core');16(async () => {17 const browser = await chromium.launch();18 const page = await browser.newPage();19 await page.screenshot({ path: 'google.png' });20 await browser.close();21 await browser._closedPromise;22})();23module.exports = {24 use: {25 executablePath: 'C:\Program Files (x86)\Google\Chrome\Application\chrome.exe',26 },27};
Using AI Code Generation
1const { _awaitPromise } = require("playwright");2const { chromium } = require("playwright");3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await _awaitPromise(page.waitForSelector("text=Get started"));7 await browser.close();8})();
Using AI Code Generation
1const { _awaitPromise } = require('playwright/lib/utils/progress');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await page.click('text=Show my user agent');7 const ua = await page.$eval('#your-user-agent', (el) => el.textContent);8 console.log(ua);9 await browser.close();10})();11(async () => {12 const browser = await chromium.launch();13 const page = await browser.newPage();14 await page.click('text=Show my user agent');15 const ua = await _awaitPromise(page.$eval('#your-user-agent', (el) => el.textContent));16 console.log(ua);17 await browser.close();18})();19(async () => {20 const browser = await chromium.launch();21 const page = await browser.newPage();22 await page.click('text=Show my user agent');23 const ua = await _awaitPromise(page.$eval('#your-user-agent', (el) => el.textContent));24 console.log(ua);25 await browser.close();26})();27(async () => {28 const browser = await chromium.launch();29 const page = await browser.newPage();30 await page.click('text=Show my user agent');31 const ua = await _awaitPromise(page.$eval('#your-user-agent', (el) => el.textContent));32 console.log(ua);33 await browser.close();34})();35(async () => {36 const browser = await chromium.launch();37 const page = await browser.newPage();38 await page.click('text=Show my user agent');39 const ua = await _awaitPromise(page.$eval('#your-user-agent', (el) => el.textContent));40 console.log(ua);41 await browser.close();42})();
Using AI Code Generation
1const { _awaitPromise } = require('playwright/lib/helper');2const fs = require('fs');3const path = require('path');4const { chromium } = require('playwright');5(async () => {6 const browser = await chromium.launch();7 const page = await browser.newPage();8 await page.screenshot({ path: 'google.png' });9 await browser.close();10})();11const { _awaitPromise } = require('playwright/lib/helper');12const fs = require('fs');13const path = require('path');14const { chromium } = require('playwright');15(async () => {16 const browser = await chromium.launch();17 const page = await browser.newPage();18 await page.screenshot({ path: 'google.png' });19 await browser.close();20})();21const { _awaitPromise } = require('playwright/lib/helper');22const fs = require('fs');23const path = require('path');24const { chromium } = require('playwright');25(async () => {26 const browser = await chromium.launch();27 const page = await browser.newPage();28 await page.screenshot({ path: 'google.png' });29 await browser.close();30})();31const { _awaitPromise } = require('playwright/lib/helper');32const fs = require('fs');33const path = require('path');
Using AI Code Generation
1const promise = page.waitForSelector('div');2await page._awaitPromise(promise, 'WaitForSelector', 'div');3const promise = page.waitForSelector('div');4await page._awaitPromise(promise, 'WaitForSelector', 'div');5const promise = page.waitForSelector('div');6await page._awaitPromise(promise, 'WaitForSelector', 'div');7const promise = page.waitForSelector('div');8await page._awaitPromise(promise, 'WaitForSelector', 'div');9const promise = page.waitForSelector('div');10await page._awaitPromise(promise, 'WaitForSelector', 'div');11const promise = page.waitForSelector('div');12await page._awaitPromise(promise, 'WaitForSelector', 'div');13const promise = page.waitForSelector('div');14await page._awaitPromise(promise, 'WaitForSelector', 'div');15const promise = page.waitForSelector('div');16await page._awaitPromise(promise, 'WaitForSelector', 'div');17const promise = page.waitForSelector('div');18await page._awaitPromise(promise, 'WaitForSelector', 'div');19const promise = page.waitForSelector('div');20await page._awaitPromise(promise, 'WaitForSelector', 'div');21const promise = page.waitForSelector('div');22await page._awaitPromise(promise, 'WaitForSelector', 'div');23const promise = page.waitForSelector('div');24await page._awaitPromise(promise, 'WaitForSelector', 'div');25const promise = page.waitForSelector('div');26await page._awaitPromise(promise, 'WaitForSelector', 'div');
Using AI Code Generation
1const { _awaitPromise } = require('playwright/lib/helper');2(async () => {3 await _awaitPromise(async () => {4 console.log('hello');5 return 'world';6 });7})();8const { _awaitPromise } = require('playwright/lib/helper');9(async () => {10 await _awaitPromise(async () => {11 await new Promise(res => setTimeout(res, 1000));12 console.log('hello');13 return 'world';14 });15})();16Your name to display (optional):17Your name to display (optional):18const { _awaitPromise } = require('playwright/lib/helper');19(async () => {20 await _awaitPromise(async () => {21 await new Promise(res => setTimeout(res, 1000));22 console.log('hello');23 return 'world';24 });25})();26Your name to display (optional):
Using AI Code Generation
1var result = await this._awaitPromise(promise);2console.log(result);3var result = await this._awaitPromise(promise);4console.log(result);5var result = await this._awaitPromise(promise);6console.log(result);7var result = await this._awaitPromise(promise);8console.log(result);9var result = await this._awaitPromise(promise);10console.log(result);11var result = await this._awaitPromise(promise);12console.log(result);13var result = await this._awaitPromise(promise);14console.log(result);15var result = await this._awaitPromise(promise);16console.log(result);
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:
- 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.
- 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.
- 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.
- 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.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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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