How to use chunkByte method in wpt

Best JavaScript code snippet using wpt

upload.ts

Source:upload.ts

1import SparkMD5 from 'spark-md5'2import hashWorker from './hash.worker.js?worker'3export const DEFAULT_CHUNK_SIZE = 2 * 1024 * 10244export function createFileChunk(file: File, chunkSize = DEFAULT_CHUNK_SIZE) {5  const size = file.size6  const fileChunkList: Blob[] = []7  let cur = 08  while (cur < size) {9    fileChunkList.push(file.slice(cur, cur + chunkSize))10    cur += chunkSize11  }12  return fileChunkList13}14export function createFileSampleChunk(file: File, chunkSize = DEFAULT_CHUNK_SIZE, chunkByte = 2) {15  const size = file.size16  const fileChunkList: Blob[] = []17  let cur = chunkSize18  fileChunkList.push(file.slice(0, chunkSize))19  while (cur < size) {20    if (cur + chunkSize >= size) {21      fileChunkList.push(file.slice(cur, size))22    } else {23      const mid = cur + chunkSize / chunkByte24      const end = cur + chunkSize25      fileChunkList.push(file.slice(cur, cur + chunkByte))26      fileChunkList.push(file.slice(mid, mid + chunkByte))27      fileChunkList.push(file.slice(end - chunkByte, end))28    }29    cur += chunkSize30  }31  return fileChunkList32}33export function createFileHash(fileChunkList) {34  return new Promise(async (resolve) => {35    const spark = new SparkMD5.ArrayBuffer()36    const buffers = await Promise.all(37      fileChunkList.map(38        (chunk) =>39          new Promise((resolve) => {40            const reader = new FileReader()41            reader.readAsArrayBuffer(chunk)42            reader.onload = (event) => {43              resolve(event.target?.result)44            }45          }),46      ),47    )48    buffers.forEach((buffer) => spark.append(buffer))49    resolve(spark.end())50  })51}52export function createFileHashInWorker(fileChunkList) {53  return new Promise((resolve) => {54    const worker = new hashWorker()55    worker.postMessage({ fileChunkList })56    worker.onmessage = (e) => {57      const { hash } = e.data58      // console.log(percentage, hash)59      hash && resolve(hash)60    }61  })62}63export function createFileMd5(file: File, chunkSize = DEFAULT_CHUNK_SIZE) {64  return new Promise((resolve, reject) => {65    const blobSlice = File.prototype.slice || File.prototype.mozSlice || File.prototype.webkitSlice66    const chunks = Math.ceil(file.size / chunkSize)67    const spark = new SparkMD5.ArrayBuffer()68    const fileReader = new FileReader()69    let currentChunk = 070    fileReader.onload = (e) => {71      spark.append(e.target?.result)72      currentChunk++73      if (currentChunk < chunks) {74        loadNext()75      } else {76        const hash = spark.end()77        resolve(hash)78      }79    }80    fileReader.onerror = (err) => {81      reject(err)82    }83    function loadNext() {84      const start = currentChunk * chunkSize85      const end = start + chunkSize >= file.size ? file.size : start + chunkSize86      fileReader.readAsArrayBuffer(blobSlice.call(file, start, end))87    }88    loadNext()89  })...

fetchApi_blob.js

Source:fetchApi_blob.js

1// async function test() {2//     const response = await fetch("https://picsum.photos/200/300");3//     return  response.blob();4// }5// test().then(data => {6//     console.log(data);7//     let blob = data;8//     let url = URL.createObjectURL(blob);9//     let img = document.createElement("img");10//     img.src = url;11//     document.body.appendChild(img);12//     console.log(url);13// });14function fetchImage(url) {15    let req = new XMLHttpRequest();16    req.open("GET", url, true);17    req.responseType = "arraybuffer";18    req.send();19    req.onload = function (e) {20        console.log(this.response);21        console.log(new Int8Array(this.response));22        let chunkByte = new Int8Array(this.response).subarray(0, 1000); //read some chunk of bytes of the image23        console.log(chunkByte);24        let blob = new Blob([chunkByte], { type: "image/jpeg" });25        console.log(blob.stream().getReader().read().then(data=>console.log(data)));26        let url = URL.createObjectURL(blob);27        let img = document.createElement("img");28        img.src = url;29        document.body.appendChild(img);30        console.log(url);31    }32    req.onerror = function (e) {33        console.log(e.tareget.error);34    }35}...

sized-chunk-transformer.ts

Source:sized-chunk-transformer.ts

1/**2 * ChunkerTransformStream, a transform stream to take arbitrary chunk sizes and make them consistent3 * https://codereview.stackexchange.com/q/57492/1857094 */5import stream from 'stream'6/**7 * TCP streaming workload tuning8 *  https://www.ibm.com/docs/en/aix/7.2?topic=tuning-tcp-streaming-workload9 */10const DEFAULT_CHUNK_BYTE = 256 * 1024 // 256 KB11/**12 * @param chunkByte The size of the chunks to be created13 * @returns14 */15function sizedChunkTransformer (chunkByte = DEFAULT_CHUNK_BYTE) {16  let buffer = Buffer.from([])17  const transform: stream.TransformOptions['transform'] = function (chunk, _, done) {18    buffer = Buffer.concat([buffer, chunk])19    while (buffer.length >= chunkByte) {20      this.push(buffer.slice(0, chunkByte))21      buffer = buffer.slice(chunkByte)22    }23    done()24  }25  const flush: stream.TransformOptions['flush'] = function (done) {26    if (buffer.length) {27      this.push(buffer)28    }29    done()30  }31  const chunker = new stream.Transform({32    flush,33    objectMode: true,34    transform,35  })36  return chunker37}38export {39  sizedChunkTransformer,...

Using AI Code Generation

1var wptools = require('wptools');2var wiki = wptools.page('Albert Einstein');3wiki.get(function(err, resp) {4  if (err) {5    console.log('error:', err);6  } else {7    console.log('data:', resp);8  }9});10var wptools = require('wptools');11var wiki = wptools.page('Albert Einstein');12wiki.get(function(err, resp) {13  if (err) {14    console.log('error:', err);15  } else {16    console.log('data:', resp);17  }18});19var wptools = require('wptools');20var wiki = wptools.page('Albert Einstein');21wiki.get(function(err, resp) {22  if (err) {23    console.log('error:', err);24  } else {25    console.log('data:', resp);26  }27});28var wptools = require('wptools');29var wiki = wptools.page('Albert Einstein');30wiki.get(function(err, resp) {31  if (err) {32    console.log('error:', err);33  } else {34    console.log('data:', resp);35  }36});37var wptools = require('wptools');38var wiki = wptools.page('Albert Einstein');39wiki.get(function(err, resp) {40  if (err) {41    console.log('error:', err);42  } else {43    console.log('data:', resp);44  }45});46var wptools = require('wptools');47var wiki = wptools.page('Albert Einstein');48wiki.get(function(err, resp) {49  if (err) {50    console.log('error:', err);51  } else {52    console.log('data:', resp);53  }54});55var wptools = require('wptools');56var wiki = wptools.page('Albert Einstein');57wiki.get(function(err, resp) {58  if (err)

Using AI Code Generation

1var wptools = require('wptools');2wptools.chunkByte('test', 10, function(err, data) {3  console.log(data);4});5var wptools = require('wptools');6wptools.chunkByte('test', 10, function(err, data) {7  console.log(data);8});9var wptools = require('wptools');10wptools.chunkByte('test', 10, function(err, data) {11  console.log(data);12});13var wptools = require('wptools');14wptools.chunkByte('test', 10, function(err, data) {15  console.log(data);16});17var wptools = require('wptools');18wptools.chunkByte('test', 10, function(err, data) {19  console.log(data);20});

Using AI Code Generation

1const wptools = require('wptools');2const fs = require('fs');3const path = require('path');4const file = fs.createWriteStream(path.join(__dirname, 'test.file'));5const wiki = wptools.page('Barack Obama');6wiki.get().then(function (result) {7  wiki.chunkByte(1024, function (chunk) {8    file.write(chunk);9  });10});11<link rel="stylesheet" href="/w/load.php?debug=false&amp;lang=en&amp;modules=mediawiki.legacy.commonPrint%2Cshared%7Cmediawiki.skinning.interface%7Cmediawiki.ui.button%7Cskins.vector.styles&amp;only=styles&amp;skin=vector"/>12<link rel="stylesheet" href="/w/load.php?debug=false&amp;lang=en&amp;modules=site.styles&amp;only=styles&amp;skin=vector"/>13<link rel="stylesheet" href="/w/load.php?debug=false&amp;lang=en&amp;modules=mediawiki.legacy.ie%7Cmediawiki.skinning.content.parsoid%7Cmediawiki.skinning.interface%7Cmediawiki.skinning.content.externallinks%7Cskins.vector.styles&amp;only=styles&amp;skin=vector"/>14<script>document.documentElement.className = document.documentElement.className.replace( /(^|\s)client-nojs(\s|$)/, '$1client-js$2' );</script>15<script src="/w/load.php?debug=false&amp;lang=en&amp;modules=startup&amp;only=scripts&amp;skin=vector"></script>16<script src="/w/load.php?debug=false&amp;lang=en&amp;modules=site&amp;only=scripts&amp;skin=vector"></script>

Using AI Code Generation

1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3var options = {4};5    if (err) return console.error(err);6    var testId = data.data.testId;7    wpt.getTestResults(testId, function(err, data) {8        if (err) return console.error(err);9        var results = data.data;10        var median = results.median.firstView;

Using AI Code Generation

1var wpt = require('webpage').create();2var chunkNumber = 0;3var chunkSize = 1024*1024;4var range = wpt.chunkByte(url, chunkNumber, chunkSize);5console.log(range);6console.log(wpt.download(url, range));7wpt.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.