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How to use readStart method in wpt

Best JavaScript code snippet using wpt

events.spec.js

Source:events.spec.js

1/*2Copyright 2020 Javier Brea3Copyright 2019 XByOrange4Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at5http://www.apache.org/licenses/LICENSE-2.06Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.7*/8const sinon = require("sinon");9const { Provider, providers } = require("../../src/index");10describe("Provider events", () => {11  let sandbox;12  let TestProvider;13  let provider;14  let childProvider;15  let hasToThrow;16  beforeEach(() => {17    sandbox = sinon.createSandbox();18    TestProvider = class extends Provider {19      readMethod(data) {20        return new Promise((resolve, reject) => {21          setTimeout(() => {22            if (!hasToThrow) {23              resolve(data);24            } else {25              reject(hasToThrow);26            }27          }, 100);28        });29      }30    };31    provider = new TestProvider();32    childProvider = provider.query({ foo: "foo" });33  });34  afterEach(() => {35    sandbox.restore();36    providers.clear();37  });38  describe("listener", () => {39    it("should execute listener every time event is emitted", async () => {40      const spy = sandbox.spy();41      provider.on("readStart", spy);42      await provider.read();43      provider.cleanCache();44      await provider.read();45      expect(spy.callCount).toEqual(2);46    });47    it("should remove listener when returned function is executed", async () => {48      const spy = sandbox.spy();49      const removeListener = provider.on("readStart", spy);50      await provider.read();51      provider.cleanCache();52      removeListener();53      await provider.read();54      expect(spy.callCount).toEqual(1);55    });56    it("should execute listener only once when listener was added with once", async () => {57      const spy = sandbox.spy();58      provider.once("readStart", spy);59      await provider.read();60      provider.cleanCache();61      await provider.read();62      expect(spy.callCount).toEqual(1);63    });64    it("should remove listener when returned function is executed and listener was added with once", async () => {65      const spy = sandbox.spy();66      const removeListener = provider.once("readStart", spy);67      removeListener();68      await provider.read();69      expect(spy.callCount).toEqual(0);70    });71    it("should execute child listener every time child event is emitted", async () => {72      const spy = sandbox.spy();73      provider.onChild("readStart", spy);74      await childProvider.read();75      childProvider.cleanCache();76      await childProvider.read();77      expect(spy.callCount).toEqual(2);78    });79    it("should remove child listener when returned function is executed", async () => {80      const spy = sandbox.spy();81      const removeListener = provider.onChild("readStart", spy);82      await childProvider.read();83      provider.cleanCache();84      removeListener();85      await childProvider.read();86      expect(spy.callCount).toEqual(1);87    });88    it("should execute listener only once when child listener was added with once", async () => {89      const spy = sandbox.spy();90      provider.onceChild("readStart", spy);91      await childProvider.read();92      childProvider.cleanCache();93      await childProvider.read();94      expect(spy.callCount).toEqual(1);95    });96    it("should remove child listener when returned function is executed and listener was added with once", async () => {97      const spy = sandbox.spy();98      const removeListener = provider.onceChild("readStart", spy);99      removeListener();100      await childProvider.read();101      expect(spy.callCount).toEqual(0);102    });103  });104  describe("listener arguments", () => {105    it("should pass child to child listener as first argument", async () => {106      const spy = sandbox.spy();107      provider.onChild("readStart", spy);108      await childProvider.read();109      expect(spy.getCall(0).args[0]).toEqual(childProvider);110    });111    it("should pass child to once child listener as first argument", async () => {112      const spy = sandbox.spy();113      provider.onceChild("readStart", spy);114      await childProvider.read();115      expect(spy.getCall(0).args[0]).toEqual(childProvider);116    });117    it("should pass event name to child listener as first argument when child listener is added with wildcard", async () => {118      const spy = sandbox.spy();119      provider.onChild("*", spy);120      await childProvider.read();121      expect(spy.getCall(0).args[0]).toEqual("readStart");122    });123    it("should pass event name to once child listener as first argument when child listener is added with wildcard", async () => {124      const spy = sandbox.spy();125      provider.onceChild("*", spy);126      await childProvider.read();127      expect(spy.getCall(0).args[0]).toEqual("readStart");128    });129    it("should pass child to child listener as second argument when child listener is added with wildcard", async () => {130      const spy = sandbox.spy();131      provider.onChild("*", spy);132      await childProvider.read();133      expect(spy.getCall(0).args[0]).toEqual("readStart");134      expect(spy.getCall(0).args[1]).toEqual(childProvider);135    });136    it("should pass child to once child listener as second argument when child listener is added with wildcard", async () => {137      const spy = sandbox.spy();138      provider.onceChild("*", spy);139      await childProvider.read();140      expect(spy.getCall(0).args[0]).toEqual("readStart");141      expect(spy.getCall(0).args[1]).toEqual(childProvider);142    });143  });144  describe("readStart event", () => {145    it("should emit a readStart event when provider starts read method", async () => {146      const spy = sandbox.spy();147      provider.on("readStart", spy);148      await provider.read();149      expect(spy.callCount).toEqual(1);150    });151    it("should emit a readStart event when listener is added with wildcard", async () => {152      const spy = sandbox.spy();153      provider.on("*", spy);154      await provider.read();155      expect(spy.getCall(0).args[0]).toEqual("readStart");156    });157    it("should emit a child readStart event when child starts read method", async () => {158      const spy = sandbox.spy();159      provider.onChild("readStart", spy);160      await childProvider.read();161      expect(spy.callCount).toEqual(1);162    });163  });164  describe("readSuccess event", () => {165    it("should emit a readSuccess event when provider finish read method", async () => {166      const spy = sandbox.spy();167      provider.on("readSuccess", spy);168      await provider.read();169      expect(spy.callCount).toEqual(1);170    });171    it("should emit a readSuccess event when listener is added with wildcard", async () => {172      const spy = sandbox.spy();173      provider.on("*", spy);174      await provider.read();175      expect(spy.getCall(1).args[0]).toEqual("readSuccess");176    });177    it("should emit a child readStart event when child finish read method", async () => {178      const spy = sandbox.spy();179      provider.onChild("readSuccess", spy);180      await childProvider.read();181      expect(spy.callCount).toEqual(1);182    });183  });184  describe("readError event", () => {185    beforeEach(() => {186      hasToThrow = new Error();187    });188    it("should emit a readError event when provider throws in read method", async () => {189      const spy = sandbox.spy();190      provider.on("readError", spy);191      try {192        await provider.read();193      } catch (err) {}194      expect(spy.callCount).toEqual(1);195    });196    it("should emit a readError event when listener is added with wildcard", async () => {197      const spy = sandbox.spy();198      provider.on("*", spy);199      try {200        await provider.read();201      } catch (err) {}202      expect(spy.getCall(1).args[0]).toEqual("readError");203    });204    it("should emit a child readError event when child finish read method", async () => {205      const spy = sandbox.spy();206      provider.onChild("readError", spy);207      try {208        await childProvider.read();209      } catch (err) {}210      expect(spy.callCount).toEqual(1);211    });212  });213  describe("cleanCache event", () => {214    beforeEach(() => {215      hasToThrow = new Error();216    });217    it("should emit a cleanCache event when provider cache is clean", async () => {218      const spy = sandbox.spy();219      provider.on("cleanCache", spy);220      provider.cleanCache();221      expect(spy.callCount).toEqual(1);222      expect(spy.getCall(0).args[0]).toEqual(undefined);223    });224    it("should emit a cleanCache event when listener is added with wildcard", async () => {225      const spy = sandbox.spy();226      provider.on("*", spy);227      provider.cleanCache();228      expect(spy.getCall(0).args[0]).toEqual("cleanCache");229    });230    it("should emit a child cleanCache event when child cache is clean", async () => {231      const spy = sandbox.spy();232      provider.onChild("cleanCache", spy);233      childProvider.cleanCache();234      expect(spy.callCount).toEqual(1);235      expect(spy.getCall(0).args[0]).toEqual(childProvider);236    });237    it("should emit a child cleanCache event when parent cache is clean", async () => {238      const spy = sandbox.spy();239      provider.onChild("cleanCache", spy);240      provider.cleanCache();241      expect(spy.callCount).toEqual(1);242      expect(spy.getCall(0).args[0]).toEqual(childProvider);243    });244  });245  describe("resetState event", () => {246    beforeEach(() => {247      hasToThrow = new Error();248    });249    it("should emit a resetState event when provider resetState is called", async () => {250      const spy = sandbox.spy();251      provider.on("resetState", spy);252      provider.resetState();253      expect(spy.callCount).toEqual(1);254    });255    it("should emit a resetState event when listener is added with wildcard", async () => {256      const spy = sandbox.spy();257      provider.on("*", spy);258      provider.resetState();259      expect(spy.getCall(0).args[0]).toEqual("resetState");260    });261    it("should emit a child resetState event when child resetState is called", async () => {262      const spy = sandbox.spy();263      provider.onChild("resetState", spy);264      childProvider.resetState();265      expect(spy.callCount).toEqual(1);266    });267    it("should emit a child resetState event when parent resetState is called", async () => {268      const spy = sandbox.spy();269      provider.onChild("resetState", spy);270      provider.resetState();271      expect(spy.callCount).toEqual(1);272    });273  });...

Tokenizer.js

Source:Tokenizer.js

1import * as Backend from './Backend.js'2function isInteger(str){3    if(typeof str != 'string') return false4    if(str.length == 0) return false5    if(str.includes('.')) return false6    if(str.includes(' ')) return false7    if(str.includes('\n')) return false8    if(str.includes('\r')) return false9    return Number.isInteger(Number(str))10}11function isFloat(){12}13const whitespace = [14    ' ',15    '\t',16]17const symbols = [18    '(',19    ')',20    '+',21    '-',22    '*',23    '/',24    '=',25    '<',26    '>',27    '!',28    '&',29    '|',30    ',',31    '?',32    '!',33    '$',34    '"',35    '{',36    '}',37    "'",38    '#'39]40const keywords = [41    'if',42    'fif',43    'func',44    'delay',45    'else'46]47export function Tokenize(input) {48    let tokens = []49    let readStart = 050    let lastUnkown = -151    while(readStart < input.length) {52        let found = false53        let foundAt = -154        for(let i = Math.min(input.length, readStart + 30) + 1; i >= readStart; i--) {55            const sub = input.substring(readStart, i)56            if(isInteger(sub)){57                tokens.push({ value: sub, token: 'INTEGER' })58                found = true59                foundAt = i60                break61            }else if(whitespace.includes(sub)){62                tokens.push({ value: sub, token: 'WHITESPACE' })63                found = true64                foundAt = i65                break66            }else if(symbols.includes(sub)){         67                tokens.push({ value: sub, token: 'SYMBOL' })68                found = true69                foundAt = i70                break71            }else if(keywords.includes(sub)){72                tokens.push({ value: sub, token: 'KEYWORD' })73                found = true74                foundAt = i75                break76            }else if(sub == '\n'){77                tokens.push({ value: sub, token: 'NEWLINE' })78                found = true79                foundAt = i80                break81            }else if(sub == '\r'){82                tokens.push({ value: sub, token: 'NEWLINE' })83                found = true84                foundAt = i85                break86            }else if(sub == 'false' || sub == 'true'){87                tokens.push({ value: sub, token: 'BOOLEAN' })88                found = true89                foundAt = i90                break91            }92        }93        if(found){94            if(lastUnkown != -1){95                tokens.splice(tokens.length - 1, 0, { value: input.substring(lastUnkown, readStart), token: 'NAME' })96                lastUnkown = -197            }98            readStart = foundAt99        }else{100            if(lastUnkown == -1) lastUnkown = readStart101            readStart++102        }103    }104    if(lastUnkown != -1) {105        tokens.push({ value: input.substring(lastUnkown, readStart), token: 'NAME' })106    }107    return tokens...

DataLoader.test.ts

Source:DataLoader.test.ts

1import { AxiosDataLoader } from "../src/loader";2import { BufferedDataLoader } from "../src/loader/DataLoader";3import Axios from "axios";4import { stat, open, read } from "fs";5import { promisify } from "util";6import * as path from "path";7async function fsRead(path: string, start: number, size: number): Promise<Uint8Array> {8    const fd: number = await promisify(open)(path, "r");9    const buffer = Buffer.alloc(size);10    await promisify(read)(fd, buffer, 0, size, start);11    return new Uint8Array(buffer);12}13const filename = "testbw.bigwig";14const url = `http://localhost:8001/${filename}`15const fsPath = path.join(__dirname, "..", "resources", "static", filename);16describe("AxiosDataLoader", () => {17    it("should load the correct data", async () => {18        const readStart = 0, readSize = 64;19        const loader = new AxiosDataLoader(url, Axios.create());20        const data = new Uint8Array(await loader.load(readStart, readSize));21        const fsData = await fsRead(fsPath, readStart, readSize);22        expect(data.toString()).toBe(fsData.toString());23    });24});25describe("BufferedDataLoader", () => {26    it("should buffer data for subsequent calls", async () => {27        const loader = new AxiosDataLoader(url, Axios.create());28        const bufferedLoader = new BufferedDataLoader(loader, 250);29        const loaderSpy = jest.spyOn(loader, "load");30        let readStart = 100, readSize = 100;31        let data = new Uint8Array(await bufferedLoader.load(readStart, readSize));32        let fsData = await fsRead(fsPath, readStart, readSize);33        expect(data.toString()).toBe(fsData.toString());34        expect(loaderSpy).toHaveBeenCalled();35        36        // This call should use buffered data. It should not need to call out to the loader.37        readStart = 200;38        data = new Uint8Array(await bufferedLoader.load(readStart, readSize));39        fsData = await fsRead(fsPath, readStart, readSize);40        expect(data.toString()).toBe(fsData.toString());41        expect(loaderSpy).toHaveBeenCalledTimes(1);42        // This call should request more data than the buffer contains. It should call out to the loader.43        readStart = 300;44        data = new Uint8Array(await bufferedLoader.load(readStart, readSize));45        fsData = await fsRead(fsPath, readStart, readSize);46        expect(data.toString()).toBe(fsData.toString());47        expect(loaderSpy).toHaveBeenCalledTimes(2);48    });...

Using AI Code Generation

1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3var location = 'Dulles:Chrome';4var options = {5};6wpt.runTest(url, options, function(err, data) {7    if (err) return console.error(err);8    console.log('Test submitted for: %s', data.data.testUrl);9    console.log('View the test at: %s', data.data.userUrl);10    console.log('Poll the test status at: %s', data.data.jsonUrl);11    var testId = data.data.testId;12    wpt.getTestStatus(testId, function(err, data) {13        if (err) return console.error(err);14        console.log('Test status for %s: %s', testId, data.data.statusText);15        if (data.data.statusCode === 200) {16            console.log('Test completed at: %s', data.data.summaryCSV);17        }18    });19});20var wpt = require('webpagetest');21var wpt = new WebPageTest('www.webpagetest.org');22var location = 'Dulles:Chrome';23var script = 'document.getElementById("lst-ib").value="Hello World";';24var options = {25};26wpt.runTest(url, options, function(err, data) {27    if (err) return console.error(err);28    console.log('Test submitted for: %s', data.data.testUrl);29    console.log('View the test at: %s', data.data.userUrl);30    console.log('Poll the test status at: %s', data.data.jsonUrl);31    var testId = data.data.testId;32    wpt.getTestStatus(testId, function(err, data) {33        if (err) return console.error(err);34        console.log('Test status for %s: %s', testId, data.data.statusText);35        if (data.data.statusCode === 200) {36            console.log('Test completed at: %s', data.data

Using AI Code Generation

1const wpt = require('webpagetest');2const test = new wpt('A.4c4f4f4f4f4f4f4f4f4f4f4f4f4f4f4f');3  if (err) return console.error(err);4  test.readStart(data.data.testId, (err, data) => {5    if (err) return console.error(err);6    console.log(data);7  });8});9const wpt = require('webpagetest');10const test = new wpt('A.4c4f4f4f4f4f4f4f4f4f4f4f4f4f4f4f');11  if (err) return console.error(err);12  test.readResults(data.data.testId, (err, data) => {13    if (err) return console.error(err);14    console.log(data);15  });16});17const wpt = require('webpagetest');18const test = new wpt('A.4c4f4f4f4f4f4f4f4f4f4f4f4f4f4f4f');19test.readTesters('Dulles:Chrome', (err, data) => {20  if (err) return console.error(err);21  console.log(data);22});23const wpt = require('webpagetest');24const test = new wpt('A.4c4f4f4f4f4f4f4f4f4f4f4f4f4f4f4f');25test.readLocations((err, data) => {26  if (err) return console.error(err);27  console.log(data);28});

Using AI Code Generation

1var wpt = require('webpagetest');2var fs = require('fs');3var util = require('util');4var options = {5};6var test = new wpt(options);7var location = 'Dulles:Chrome';8var runs = 1;9var firstViewOnly = true;10var pollResults = 5;11var video = true;12var timeline = true;13var netlog = true;14var speedIndex = true;15var pollInterval = 5000;16var timeout = 30000;17var label = 'test';18var connectivity = 'Cable';19var bwDown = 100;20var bwUp = 100;21var latency = 28;22var plr = 0;23var login = '';24var password = '';25var basicAuth = '';26var script = '';27var scriptPath = '';28var notifyEmail = '';29var notifySlack = '';30var notifyWebhook = '';31var notifyMattermost = '';32var notifyHipchat = '';33var notifyPushover = '';34var notifyTelegram = '';35var notifyFlowdock = '';36var notifyTwitter = '';37var notifyCampfire = '';38var notifyPushbullet = '';39var notifyPushalot = '';40var notifyPushover = '';41var notifyPushsafer = '';42var notifyDiscord = '';43var notifyIFTTT = '';44var notifyLine = '';45var notifyPagerDuty = '';46var notifySlack = '';47var notifySMS = '';48var notifyViber = '';49var notifyWhatsApp = '';50var notifyWebhook = '';51var notifyZulip = '';52var notifyMattermost = '';53var notifyHipchat = '';54var notifySNS = '';55var notifyTelegram = '';56var notifyFlowdock = '';57var notifyTwitter = '';58var notifyCampfire = '';59var notifyPushbullet = '';60var notifyPushalot = '';61var notifyPushover = '';62var notifyPushsafer = '';63var notifyDiscord = '';64var notifyIFTTT = '';65var notifyLine = '';66var notifyPagerDuty = '';67var notifySlack = '';68var notifySMS = '';69var notifyViber = '';70var notifyWhatsApp = '';

Using AI Code Generation

1var wpt = require('wpt');2var wpt = new WebPageTest('www.webpagetest.org');3var testId = '170107_8W_8d4ad4f2e2c4f4e4b4f9d6a9a1a4b6f8';4wpt.readStart(testId, function(err, data) {5    if (err) {6        console.log(err);7    } else {8        console.log(data);9    }10});11var wpt = require('wpt');12var wpt = new WebPageTest('www.webpagetest.org');13var testId = '170107_8W_8d4ad4f2e2c4f4e4b4f9d6a9a1a4b6f8';14wpt.readResult(testId, function(err, data) {15    if (err) {16        console.log(err);17    } else {18        console.log(data);19    }20});21var wpt = require('wpt');22var wpt = new WebPageTest('www.webpagetest.org');23wpt.readTesters(function(err, data) {24    if (err) {25        console.log(err);26    } else {27        console.log(data);28    }29});

Using AI Code Generation

1var wpt = require('webpagetest');2var options = {3};4var test = new wpt('www.webpagetest.org', options.key);5    videoParams: {6    }7}, function(err, data) {8    if (err) {9        console.error(err);10    } else {11        console.log(data);12        test.readStart(data.data.testId, function(err, data) {13            if (err) {14                console.error(err);15            } else {16                console.log(data);17            }18        });19    }20});

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