Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More

How to use defaultWriterClosedPromiseInitializeAsResolved method in wpt

Best JavaScript code snippet using wpt

writable-stream.js

Source:writable-stream.js

...161    const state = stream._state;162    if (state === 'writable' || state === 'closing') {163      defaultWriterClosedPromiseInitialize(this);164    } else if (state === 'closed') {165      defaultWriterClosedPromiseInitializeAsResolved(this);166    } else {167      assert(state === 'errored', 'state must be errored');168      defaultWriterClosedPromiseInitializeAsRejected(this, stream._storedError);169      this._closedPromise.catch(() => {});170    }171    if (state === 'writable' &&172        WritableStreamDefaultControllerGetBackpressure(stream._writableStreamController) === true) {173      defaultWriterReadyPromiseInitialize(this);174    } else {175      defaultWriterReadyPromiseInitializeAsResolved(this, undefined);176    }177  }178  get closed() {179    if (IsWritableStreamDefaultWriter(this) === false) {180      return Promise.reject(defaultWriterBrandCheckException('closed'));181    }182    return this._closedPromise;183  }184  get desiredSize() {185    if (IsWritableStreamDefaultWriter(this) === false) {186      throw defaultWriterBrandCheckException('desiredSize');187    }188    if (this._ownerWritableStream === undefined) {189      throw defaultWriterLockException('desiredSize');190    }191    return WritableStreamDefaultWriterGetDesiredSize(this);192  }193  get ready() {194    if (IsWritableStreamDefaultWriter(this) === false) {195      return Promise.reject(defaultWriterBrandCheckException('ready'));196    }197    return this._readyPromise;198  }199  abort(reason) {200    if (IsWritableStreamDefaultWriter(this) === false) {201      return Promise.reject(defaultWriterBrandCheckException('abort'));202    }203    if (this._ownerWritableStream === undefined) {204      return Promise.reject(defaultWriterLockException('abort'));205    }206    return WritableStreamDefaultWriterAbort(this, reason);207  }208  close() {209    if (IsWritableStreamDefaultWriter(this) === false) {210      return Promise.reject(defaultWriterBrandCheckException('close'));211    }212    const stream = this._ownerWritableStream;213    if (stream === undefined) {214      return Promise.reject(defaultWriterLockException('close'));215    }216    if (stream._state === 'closing') {217      return Promise.reject(new TypeError('cannot close an already-closing stream'));218    }219    return WritableStreamDefaultWriterClose(this);220  }221  releaseLock() {222    if (IsWritableStreamDefaultWriter(this) === false) {223      throw defaultWriterBrandCheckException('releaseLock');224    }225    const stream = this._ownerWritableStream;226    if (stream === undefined) {227      return;228    }229    assert(stream._writer !== undefined);230    WritableStreamDefaultWriterRelease(this);231  }232  write(chunk) {233    if (IsWritableStreamDefaultWriter(this) === false) {234      return Promise.reject(defaultWriterBrandCheckException('write'));235    }236    const stream = this._ownerWritableStream;237    if (stream === undefined) {238      return Promise.reject(defaultWriterLockException('write to'));239    }240    if (stream._state === 'closing') {241      return Promise.reject(new TypeError('Cannot write to an already-closed stream'));242    }243    return WritableStreamDefaultWriterWrite(this, chunk);244  }245}246// Abstract operations for the WritableStreamDefaultWriter.247function IsWritableStreamDefaultWriter(x) {248  if (!typeIsObject(x)) {249    return false;250  }251  if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {252    return false;253  }254  return true;255}256// A client of WritableStreamDefaultWriter may use these functions directly to bypass state check.257function WritableStreamDefaultWriterAbort(writer, reason) {258  const stream = writer._ownerWritableStream;259  assert(stream !== undefined);260  return WritableStreamAbort(stream, reason);261}262function WritableStreamDefaultWriterClose(writer) {263  const stream = writer._ownerWritableStream;264  assert(stream !== undefined);265  const state = stream._state;266  if (state === 'closed' || state === 'errored') {267    return Promise.reject(new TypeError(268      `The stream (in ${state} state) is not in the writable state and cannot be closed`));269  }270  assert(state === 'writable');271  const promise = WritableStreamAddWriteRequest(stream);272  if (WritableStreamDefaultControllerGetBackpressure(stream._writableStreamController) === true) {273    defaultWriterReadyPromiseResolve(writer);274  }275  stream._state = 'closing';276  WritableStreamDefaultControllerClose(stream._writableStreamController);277  return promise;278}279function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {280  const stream = writer._ownerWritableStream;281  assert(stream !== undefined);282  const state = stream._state;283  if (state === 'closing' || state === 'closed') {284    return Promise.resolve();285  }286  if (state === 'errored') {287    return Promise.reject(stream._storedError);288  }289  assert(state === 'writable');290  return WritableStreamDefaultWriterClose(writer);291}292function WritableStreamDefaultWriterGetDesiredSize(writer) {293  const stream = writer._ownerWritableStream;294  const state = stream._state;295  if (state === 'errored') {296    return null;297  }298  if (state === 'closed') {299    return 0;300  }301  return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);302}303function WritableStreamDefaultWriterRelease(writer) {304  const stream = writer._ownerWritableStream;305  assert(stream !== undefined);306  assert(stream._writer === writer);307  const releasedError = new TypeError(308    'Writer was released and can no longer be used to monitor the stream\'s closedness');309  const state = stream._state;310  if (state === 'writable' || state === 'closing') {311    defaultWriterClosedPromiseReject(writer, releasedError);312  } else {313    defaultWriterClosedPromiseResetToRejected(writer, releasedError);314  }315  writer._closedPromise.catch(() => {});316  if (state === 'writable' &&317      WritableStreamDefaultControllerGetBackpressure(stream._writableStreamController) === true) {318    defaultWriterReadyPromiseReject(writer, releasedError);319  } else {320    defaultWriterReadyPromiseResetToRejected(writer, releasedError);321  }322  writer._readyPromise.catch(() => {});323  stream._writer = undefined;324  writer._ownerWritableStream = undefined;325}326function WritableStreamDefaultWriterWrite(writer, chunk) {327  const stream = writer._ownerWritableStream;328  assert(stream !== undefined);329  const state = stream._state;330  if (state === 'closed' || state === 'errored') {331    return Promise.reject(new TypeError(332      `The stream (in ${state} state) is not in the writable state and cannot be written to`));333  }334  assert(state === 'writable');335  const promise = WritableStreamAddWriteRequest(stream);336  WritableStreamDefaultControllerWrite(stream._writableStreamController, chunk);337  return promise;338}339class WritableStreamDefaultController {340  constructor(stream, underlyingSink, size, highWaterMark) {341    if (IsWritableStream(stream) === false) {342      throw new TypeError('WritableStreamDefaultController can only be constructed with a WritableStream instance');343    }344    if (stream._writableStreamController !== undefined) {345      throw new TypeError(346        'WritableStreamDefaultController instances can only be created by the WritableStream constructor');347    }348    this._controlledWritableStream = stream;349    this._underlyingSink = underlyingSink;350    this._queue = [];351    this._started = false;352    this._writing = false;353    const normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark);354    this._strategySize = normalizedStrategy.size;355    this._strategyHWM = normalizedStrategy.highWaterMark;356    const backpressure = WritableStreamDefaultControllerGetBackpressure(this);357    if (backpressure === true) {358      WritableStreamUpdateBackpressure(stream, backpressure);359    }360    const controller = this;361    const startResult = InvokeOrNoop(underlyingSink, 'start', [this]);362    Promise.resolve(startResult).then(363      () => {364        controller._started = true;365        WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);366      },367      r => {368        WritableStreamDefaultControllerErrorIfNeeded(controller, r);369      }370    )371    .catch(rethrowAssertionErrorRejection);372  }373  error(e) {374    if (IsWritableStreamDefaultController(this) === false) {375      throw new TypeError(376        'WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController');377    }378    const state = this._controlledWritableStream._state;379    if (state === 'closed' || state === 'errored') {380      throw new TypeError(`The stream is ${state} and so cannot be errored`);381    }382    WritableStreamDefaultControllerError(this, e);383  }384}385// Abstract operations implementing interface required by the WritableStream.386function WritableStreamDefaultControllerAbort(controller, reason) {387  controller._queue = [];388  const sinkAbortPromise = PromiseInvokeOrFallbackOrNoop(controller._underlyingSink, 'abort', [reason],389                                                         'close', [controller]);390  return sinkAbortPromise.then(() => undefined);391}392function WritableStreamDefaultControllerClose(controller) {393  EnqueueValueWithSize(controller._queue, 'close', 0);394  WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);395}396function WritableStreamDefaultControllerGetDesiredSize(controller) {397  const queueSize = GetTotalQueueSize(controller._queue);398  return controller._strategyHWM - queueSize;399}400function WritableStreamDefaultControllerWrite(controller, chunk) {401  const stream = controller._controlledWritableStream;402  assert(stream._state === 'writable');403  let chunkSize = 1;404  if (controller._strategySize !== undefined) {405    try {406      chunkSize = controller._strategySize(chunk);407    } catch (chunkSizeE) {408      // TODO: Should we notify the sink of this error?409      WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);410      return;411    }412  }413  const writeRecord = { chunk };414  const lastBackpressure = WritableStreamDefaultControllerGetBackpressure(controller);415  try {416    EnqueueValueWithSize(controller._queue, writeRecord, chunkSize);417  } catch (enqueueE) {418    WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);419    return;420  }421  if (stream._state === 'writable') {422    const backpressure = WritableStreamDefaultControllerGetBackpressure(controller);423    if (lastBackpressure !== backpressure) {424      WritableStreamUpdateBackpressure(stream, backpressure);425    }426  }427  WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);428}429// Abstract operations for the WritableStreamDefaultController.430function IsWritableStreamDefaultController(x) {431  if (!typeIsObject(x)) {432    return false;433  }434  if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSink')) {435    return false;436  }437  return true;438}439function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {440  if (controller._controlledWritableStream._state === 'closed' ||441      controller._controlledWritableStream._state === 'errored') {442    return;443  }444  if (controller._started === false) {445    return;446  }447  if (controller._writing === true) {448    return;449  }450  if (controller._queue.length === 0) {451    return;452  }453  const writeRecord = PeekQueueValue(controller._queue);454  if (writeRecord === 'close') {455    WritableStreamDefaultControllerProcessClose(controller);456  } else {457    WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk);458  }459}460function WritableStreamDefaultControllerErrorIfNeeded(controller, e) {461  if (controller._controlledWritableStream._state === 'writable' ||462      controller._controlledWritableStream._state === 'closing') {463    WritableStreamDefaultControllerError(controller, e);464  }465}466function WritableStreamDefaultControllerProcessClose(controller) {467  const stream = controller._controlledWritableStream;468  assert(stream._state === 'closing', 'can\'t process final write record unless already closed');469  DequeueValue(controller._queue);470  assert(controller._queue.length === 0, 'queue must be empty once the final write record is dequeued');471  const sinkClosePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'close', [controller]);472  sinkClosePromise.then(473    () => {474      if (stream._state !== 'closing') {475        return;476      }477      WritableStreamFulfillWriteRequest(stream);478      WritableStreamFinishClose(stream);479    },480    r => {481      WritableStreamDefaultControllerErrorIfNeeded(controller, r);482    }483  )484  .catch(rethrowAssertionErrorRejection);485}486function WritableStreamDefaultControllerProcessWrite(controller, chunk) {487  controller._writing = true;488  const sinkWritePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'write', [chunk, controller]);489  sinkWritePromise.then(490    () => {491      const stream = controller._controlledWritableStream;492      const state = stream._state;493      if (state === 'errored' || state === 'closed') {494        return;495      }496      controller._writing = false;497      WritableStreamFulfillWriteRequest(stream);498      const lastBackpressure = WritableStreamDefaultControllerGetBackpressure(controller);499      DequeueValue(controller._queue);500      if (state !== 'closing') {501        const backpressure = WritableStreamDefaultControllerGetBackpressure(controller);502        if (lastBackpressure !== backpressure) {503          WritableStreamUpdateBackpressure(controller._controlledWritableStream, backpressure);504        }505      }506      WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);507    },508    r => {509      WritableStreamDefaultControllerErrorIfNeeded(controller, r);510    }511  )512  .catch(rethrowAssertionErrorRejection);513}514function WritableStreamDefaultControllerGetBackpressure(controller) {515  const desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);516  return desiredSize <= 0;517}518// A client of WritableStreamDefaultController may use these functions directly to bypass state check.519function WritableStreamDefaultControllerError(controller, e) {520  const stream = controller._controlledWritableStream;521  assert(stream._state === 'writable' || stream._state === 'closing');522  WritableStreamError(stream, e);523  controller._queue = [];524}525// Helper functions for the WritableStream.526function streamBrandCheckException(name) {527  return new TypeError(`WritableStream.prototype.${name} can only be used on a WritableStream`);528}529// Helper functions for the WritableStreamDefaultWriter.530function defaultWriterBrandCheckException(name) {531  return new TypeError(532    `WritableStreamDefaultWriter.prototype.${name} can only be used on a WritableStreamDefaultWriter`);533}534function defaultWriterLockException(name) {535  return new TypeError('Cannot ' + name + ' a stream using a released writer');536}537function defaultWriterClosedPromiseInitialize(writer) {538  writer._closedPromise = new Promise((resolve, reject) => {539    writer._closedPromise_resolve = resolve;540    writer._closedPromise_reject = reject;541  });542}543function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {544  writer._closedPromise = Promise.reject(reason);545  writer._closedPromise_resolve = undefined;546  writer._closedPromise_reject = undefined;547}548function defaultWriterClosedPromiseInitializeAsResolved(writer) {549  writer._closedPromise = Promise.resolve(undefined);550  writer._closedPromise_resolve = undefined;551  writer._closedPromise_reject = undefined;552}553function defaultWriterClosedPromiseReject(writer, reason) {554  assert(writer._closedPromise_resolve !== undefined);555  assert(writer._closedPromise_reject !== undefined);556  writer._closedPromise_reject(reason);557  writer._closedPromise_resolve = undefined;558  writer._closedPromise_reject = undefined;559}560function defaultWriterClosedPromiseResetToRejected(writer, reason) {561  assert(writer._closedPromise_resolve === undefined);562  assert(writer._closedPromise_reject === undefined);...

Using AI Code Generation

1const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolved();2const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejected();3const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();4const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();5const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();6const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();7const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();8const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();9const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();10const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();11const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();12const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();13const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();14const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsResolvedWith();15const wpt = new WritableStreamDefaultWriterClosedPromiseInitializeAsRejectedWith();

Using AI Code Generation

1const wptools = require('wptools');2wptools.defaultWriterClosedPromiseInitializeAsResolved();3const wptools = require('wptools');4wptools.defaultWriterClosedPromiseInitializeAsResolved();5const wptools = require('wptools');6wptools.defaultWriterClosedPromiseInitializeAsResolved();7const wptools = require('wptools');8wptools.defaultWriterClosedPromiseInitializeAsResolved();9const wptools = require('wptools');10wptools.defaultWriterClosedPromiseInitializeAsResolved();

Using AI Code Generation

1test(function() {2  var writer = new WritableStreamDefaultWriter();3  assert_true(writer.closed instanceof Promise);4  assert_equals(writer.closed.constructor, Promise);5  assert_equals(writer.closed.constructor.name, "Promise");6  assert_equals(writer.closed.constructor.length, 1);7  assert_equals(writer.closed.constructor.prototype.constructor, Promise);8  assert_equals(writer.closed.constructor.prototype.constructor.name, "Promise");9  assert_equals(writer.closed.constructor.prototype.constructor.length, 1);10  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor, Promise);11  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.name, "Promise");12  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.length, 1);13  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);14  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");15  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.length, 1);16  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);17  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");18  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.length, 1);19  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);20  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");21  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.length, 1);22  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);23  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");24  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.length, 1);25  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);26  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");27  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.length, 1);28  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor, Promise);29  assert_equals(writer.closed.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.prototype.constructor.name, "Promise");30  assert_equals(writer.closed.constructor.prototype

Using AI Code Generation

1test(() => {2  const writer = new WritableStream().getWriter();3  assert_true(writer.closed instanceof Promise);4}, 'closed should be a promise');5test(() => {6  const writer = new WritableStream().getWriter();7  writer.close();8  return writer.closed;9}, 'closed should be fulfilled with undefined');10test(() => {11  const writer = new WritableStream().getWriter();12  const e1 = new Error('e1');13  writer.close(e1);14  return promise_rejects_exactly(t, e1, writer.closed, 'closed should be rejected with e1');15}, 'closed should be rejected with the first error');16test(() => {17  const writer = new WritableStream().getWriter();18  const e1 = new Error('e1');19  const e2 = new Error('e2');20  writer.close(e1);21  writer.close(e2);22  return promise_rejects_exactly(t, e1, writer.closed, 'closed should be rejected with e1');23}, 'closed should be rejected with the first error');24test(() => {25  const writer = new WritableStream().getWriter();26  const e1 = new Error('e1');27  const e2 = new Error('e2');28  writer.close(e1);29  writer.close(e2);30  return promise_rejects_exactly(t, e1, writer.closed, 'closed should be rejected with e1');31}, 'closed should be rejected with the first error');32test(() => {33  const writer = new WritableStream().getWriter();34  const e1 = new Error('e1');35  const e2 = new Error('e2');36  writer.close(e1);37  writer.close(e2);38  return promise_rejects_exactly(t, e1, writer.closed, 'closed should be rejected with e1');39}, 'closed should be rejected with the first error');40test(() => {41  const writer = new WritableStream().getWriter();42  const e1 = new Error('e1');

Using AI Code Generation

1import { defaultWriterClosedPromiseInitializeAsResolved } from "./wpt.js";2export async function test() {3  const writer = new WritableStream().getWriter();4  defaultWriterClosedPromiseInitializeAsResolved(writer);5  const closedPromise = writer.closed;6  const closedPromise2 = writer.closed;7  assert_equals(closedPromise, closedPromise2);8  assert_equals(closedPromise, Promise.resolve());9  assert_equals(closedPromise2, Promise.resolve());10  assert_equals(await closedPromise, undefined);11  assert_equals(await closedPromise2, undefined);12}13export function defaultWriterClosedPromiseInitializeAsResolved(writer) {14  writer._closedPromise = Promise.resolve();15}

Using AI Code Generation

1test(function() {2  var writer = new WritableStream().getWriter();3  var closedPromise = writer.closed;4  writer.releaseLock();5  return closedPromise;6}, 'WritableStream writer.closed promise is resolved');

Using AI Code Generation

1test(function() {2  var writerClosedPromise = writer.closed;3  defaultWriterClosedPromiseInitializeAsResolved(writer);4  assert_equals(writer.closed, writerClosedPromise);5}, 'defaultWriterClosedPromiseInitializeAsResolved should not change closed promise');6test(function() {7  var writerClosedPromise = writer.closed;8  defaultWriterClosedPromiseInitializeAsRejected(writer, new Error('a'));9  assert_equals(writer.closed, writerClosedPromise);10}, 'defaultWriterClosedPromiseInitializeAsRejected should not change closed promise');11test(function() {12  var writerClosedPromise = writer.closed;13  defaultWriterClosedPromiseInitializeAsRejected(writer, new Error('a'));14  assert_equals(writer.closed, writerClosedPromise);15}, 'defaultWriterClosedPromiseInitializeAsRejected should not change closed promise');16test(function() {17  var writerClosedPromise = writer.closed;18  defaultWriterClosedPromiseInitializeAsRejected(writer, new Error('a'));19  assert_equals(writer.closed, writerClosedPromise);20}, 'defaultWriterClosedPromiseInitializeAsRejected should not change closed promise');21test(function() {22  var writerClosedPromise = writer.closed;23  defaultWriterClosedPromiseInitializeAsRejected(writer, new Error('a'));24  assert_equals(writer.closed, writerClosedPromise);25}, 'defaultWriterClosedPromiseInitializeAsRejected should not change closed promise');26test(function() {27  var writerClosedPromise = writer.closed;28  defaultWriterClosedPromiseInitializeAsRejected(writer, new Error('a'));29  assert_equals(writer.closed, writerClosedPromise);

Using AI Code Generation

1let wpt = new WritableStream();2let writer = wpt.getWriter();3wpt.defaultWriterClosedPromiseInitializeAsResolved();4writer.closed.then(() => {5  console.log("closed promise resolved");6});7let wpt = new WritableStream();8let writer = wpt.getWriter();9wpt.defaultWriterClosedPromiseInitializeAsRejected(new Error("error"));10writer.closed.catch(() => {11  console.log("closed promise rejected");12});13let wpt = new WritableStream();14let writer = wpt.getWriter();15wpt.defaultWriterClosedPromiseInitializeAsPending();16writer.closed.then(() => {17  console.log("closed promise resolved");18}, () => {19  console.log("closed promise rejected");20});21let wpt = new WritableStream();22let writer = wpt.getWriter();23wpt.defaultWriterClosedPromiseInitializeAsPending();24writer.closed.then(() => {25  console.log("closed promise resolved");26}, () => {27  console.log("closed promise rejected");28});29let wpt = new WritableStream();30let writer = wpt.getWriter();31wpt.defaultWriterClosedPromiseInitializeAsPending();32writer.closed.then(() => {33  console.log("closed promise resolved");34}, () => {35  console.log("closed promise rejected");36});37let wpt = new WritableStream();38let writer = wpt.getWriter();39wpt.defaultWriterClosedPromiseInitializeAsPending();40writer.closed.then(() => {41  console.log("closed promise resolved");42}, () => {43  console.log("closed promise rejected");44});45let wpt = new WritableStream();46let writer = wpt.getWriter();47wpt.defaultWriterClosedPromiseInitializeAsPending();48writer.closed.then(() => {49  console.log("closed promise resolved");50}, () => {51  console.log("closed promise rejected");52});53let wpt = new WritableStream();54let writer = wpt.getWriter();55wpt.defaultWriterClosedPromiseInitializeAsPending();56writer.closed.then(() => {

Using AI Code Generation

1import {defaultWriterClosedPromiseInitializeAsResolved} from2'./resources/writable-stream-test-utils.js';3promise_test(async t => {4  const ws = new WritableStream();5  const writer = ws.getWriter();6  defaultWriterClosedPromiseInitializeAsResolved(writer);7  const defaultWriterClosedPromise = writer.closed;8  const defaultWriterClosedPromise2 = writer.closed;9  assert_equals(defaultWriterClosedPromise, defaultWriterClosedPromise2);10}, 'defaultWriterClosedPromiseInitializeAsResolved method should return the11same promise every time.');

Using AI Code Generation

1const wpt = require('wpt');2const {WritableStream} = require('stream/web');3const {isWritableStreamDefaultWriter} = require('stream/web');4const ws = new WritableStream();5const writer = ws.getWriter();6const defaultWriterClosedPromiseInitializeAsResolved = wpt.defaultWriterClosedPromiseInitializeAsResolved;7assert(isWritableStreamDefaultWriter(writer));8defaultWriterClosedPromiseInitializeAsResolved(writer);9assert(writer.closed instanceof Promise);10writer.closed.then(() => {11  console.log('closed');12});13writer.close();

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.