How to use deflateSync method in wpt

Best JavaScript code snippet using wpt

deflate.js

Source:deflate.js

1/*global describe, it*/2'use strict';3var zlib = require('zlib');4var pako    = require('../index');5var helpers = require('./helpers');6var testSamples = helpers.testSamples;7var assert  = require('assert');8var fs      = require('fs');9var path    = require('path');10var samples = helpers.loadSamples();11describe('Deflate defaults', function () {12  it('deflate, no options', function () {13    testSamples(zlib.deflateSync, pako.deflate, samples, {});14  });15  it('deflate raw, no options', function () {16    testSamples(zlib.deflateRawSync, pako.deflateRaw, samples, {});17  });18  // OS code in header can vary. Use hack flag to ignore it.19  it('gzip, no options', function () {20    testSamples(zlib.gzipSync, pako.gzip, samples, { ignore_os: true });21  });22});23describe('Deflate levels', function () {24  it('level 9', function () {25    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 9 });26  });27  it('level 8', function () {28    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 8 });29  });30  it('level 7', function () {31    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 7 });32  });33  it('level 6', function () {34    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 6 });35  });36  it('level 5', function () {37    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 5 });38  });39  it('level 4', function () {40    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 4 });41  });42  it('level 3', function () {43    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 3 });44  });45  it('level 2', function () {46    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 2 });47  });48  it('level 1', function () {49    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 1 });50  });51  it.skip('level 0', function () {52    testSamples(zlib.deflateSync, pako.deflate, samples, { level: 0 });53  });54  it('level -1 (implicit default)', function () {55    testSamples(zlib.deflateSync, pako.deflate, samples, { level: -1 });56  });57});58describe('Deflate windowBits', function () {59  it('windowBits 15', function () {60    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 15 });61  });62  it('windowBits 14', function () {63    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 14 });64  });65  it('windowBits 13', function () {66    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 13 });67  });68  it('windowBits 12', function () {69    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 12 });70  });71  it('windowBits 11', function () {72    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 11 });73  });74  it('windowBits 10', function () {75    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 10 });76  });77  it('windowBits 9', function () {78    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 9 });79  });80  it('windowBits 8', function () {81    testSamples(zlib.deflateSync, pako.deflate, samples, { windowBits: 8 });82  });83  it('windowBits -15 (implicit raw)', function () {84    testSamples(zlib.deflateRawSync, pako.deflate, samples, { windowBits: -15 });85  });86});87describe('Deflate memLevel', function () {88  it('memLevel 9', function () {89    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 9 });90  });91  it('memLevel 8', function () {92    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 8 });93  });94  it('memLevel 7', function () {95    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 7 });96  });97  it('memLevel 6', function () {98    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 6 });99  });100  it('memLevel 5', function () {101    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 5 });102  });103  it('memLevel 4', function () {104    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 4 });105  });106  it('memLevel 3', function () {107    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 3 });108  });109  it('memLevel 2', function () {110    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 2 });111  });112  it('memLevel 1', function () {113    testSamples(zlib.deflateSync, pako.deflate, samples, { memLevel: 1 });114  });115});116describe('Deflate strategy', function () {117  it('Z_DEFAULT_STRATEGY', function () {118    testSamples(zlib.deflateSync, pako.deflate, samples, { strategy: 0 });119  });120  it('Z_FILTERED', function () {121    testSamples(zlib.deflateSync, pako.deflate, samples, { strategy: 1 });122  });123  it('Z_HUFFMAN_ONLY', function () {124    testSamples(zlib.deflateSync, pako.deflate, samples, { strategy: 2 });125  });126  it('Z_RLE', function () {127    testSamples(zlib.deflateSync, pako.deflate, samples, { strategy: 3 });128  });129  it('Z_FIXED', function () {130    testSamples(zlib.deflateSync, pako.deflate, samples, { strategy: 4 });131  });132});133describe('Deflate RAW', function () {134  // Since difference is only in rwapper, test for store/fast/slow methods are enough135  it('level 4', function () {136    testSamples(zlib.deflateRawSync, pako.deflateRaw, samples, { level: 4 });137  });138  it('level 1', function () {139    testSamples(zlib.deflateRawSync, pako.deflateRaw, samples, { level: 1 });140  });141  it.skip('level 0', function () {142    testSamples(zlib.deflateRawSync, pako.deflateRaw, samples, { level: 0 });143  });144});145describe('Deflate dictionary', function () {146  it('trivial dictionary', function () {147    var dict = new Buffer('abcdefghijklmnoprstuvwxyz');148    testSamples(zlib.deflateSync, pako.deflate, samples, { dictionary: dict });149  });150  it('spdy dictionary', function () {151    var spdyDict = require('fs').readFileSync(require('path').join(__dirname, 'fixtures', 'spdy_dict.txt'));152    testSamples(zlib.deflateSync, pako.deflate, samples, { dictionary: spdyDict });153  });154  it('handles multiple pushes', function () {155    var dict = new Buffer('abcd');156    var deflate = new pako.Deflate({ dictionary: dict });157    deflate.push(new Buffer('hello'), false);158    deflate.push(new Buffer('hello'), false);159    deflate.push(new Buffer(' world'), true);160    if (deflate.err) { throw new Error(deflate.err); }161    var uncompressed = pako.inflate(new Buffer(deflate.result), { dictionary: dict });162    if (!helpers.cmpBuf(new Buffer('hellohello world'), uncompressed)) {163      throw new Error('Result not equal for p -> z');164    }165  });166});167describe('Deflate issues', function () {168  it('#78', function () {169    var data = fs.readFileSync(path.join(__dirname, 'fixtures', 'issue_78.bin'));170    var deflatedPakoData = pako.deflate(data, { memLevel: 1 });171    var inflatedPakoData = pako.inflate(deflatedPakoData);172    assert.equal(data.length, inflatedPakoData.length);173  });...

build_fixtures.js

Source:build_fixtures.js

1#!/usr/bin/env node2'use strict';3/* eslint-env es6 */4/* eslint-disable no-console */5// node.js switched to chromium zlib implementation in version v12.17.0,6// which generates slightly different fixtures.7// https://github.com/nodejs/node/pull/312018//9// so we create fixtures generated by older node.js versions10const ver = process.version.match(/^v(\d+)\.(\d+)\.\d+$/);11if (!(+ver[1] < 12 || +ver[1] === 12 && +ver[2] <= 16)) {12  throw new Error('Please use node.js <= 12.16.x to generate these fixtures');13}14const fs = require('fs');15const path = require('path');16const zlib = require('zlib');17const sample = fs.readFileSync(path.join(__dirname, '../test/fixtures/samples/lorem_en_100k.txt'));18let dirname = path.join(__dirname, '../test/fixtures/binary_compare');19if (!fs.existsSync(dirname)) fs.mkdirSync(dirname);20function createSample(method, options, filename) {21  let file = path.join(dirname, filename);22  let data = zlib[method](sample, options);23  fs.writeFileSync(file, zlib[method](sample, options));24  console.log(file, data.length);25}26createSample('deflateSync', {}, 'deflate.bin');27createSample('deflateRawSync', {}, 'deflateRaw.bin');28createSample('gzipSync', {}, 'gzip.bin');29createSample('deflateSync', { level: 9 }, 'deflate_level=9.bin');30createSample('deflateSync', { level: 8 }, 'deflate_level=8.bin');31createSample('deflateSync', { level: 7 }, 'deflate_level=7.bin');32createSample('deflateSync', { level: 6 }, 'deflate_level=6.bin');33createSample('deflateSync', { level: 5 }, 'deflate_level=5.bin');34createSample('deflateSync', { level: 4 }, 'deflate_level=4.bin');35createSample('deflateSync', { level: 3 }, 'deflate_level=3.bin');36createSample('deflateSync', { level: 2 }, 'deflate_level=2.bin');37createSample('deflateSync', { level: 1 }, 'deflate_level=1.bin');38createSample('deflateSync', { level: -1 }, 'deflate_level=-1.bin');39createSample('deflateSync', { windowBits: 15 }, 'deflate_windowBits=15.bin');40createSample('deflateSync', { windowBits: 14 }, 'deflate_windowBits=14.bin');41createSample('deflateSync', { windowBits: 13 }, 'deflate_windowBits=13.bin');42createSample('deflateSync', { windowBits: 12 }, 'deflate_windowBits=12.bin');43createSample('deflateSync', { windowBits: 11 }, 'deflate_windowBits=11.bin');44createSample('deflateSync', { windowBits: 10 }, 'deflate_windowBits=10.bin');45createSample('deflateSync', { windowBits: 9 }, 'deflate_windowBits=9.bin');46createSample('deflateSync', { windowBits: 8 }, 'deflate_windowBits=8.bin');47createSample('deflateRawSync', { windowBits: 15 }, 'deflateRaw_windowBits=15.bin');48createSample('deflateSync', { memLevel: 9 }, 'deflate_memLevel=9.bin');49createSample('deflateSync', { memLevel: 8 }, 'deflate_memLevel=8.bin');50createSample('deflateSync', { memLevel: 7 }, 'deflate_memLevel=7.bin');51createSample('deflateSync', { memLevel: 6 }, 'deflate_memLevel=6.bin');52createSample('deflateSync', { memLevel: 5 }, 'deflate_memLevel=5.bin');53createSample('deflateSync', { memLevel: 4 }, 'deflate_memLevel=4.bin');54createSample('deflateSync', { memLevel: 3 }, 'deflate_memLevel=3.bin');55createSample('deflateSync', { memLevel: 2 }, 'deflate_memLevel=2.bin');56createSample('deflateSync', { memLevel: 1 }, 'deflate_memLevel=1.bin');57createSample('deflateSync', { strategy: 0 }, 'deflate_strategy=0.bin');58createSample('deflateSync', { strategy: 1 }, 'deflate_strategy=1.bin');59createSample('deflateSync', { strategy: 2 }, 'deflate_strategy=2.bin');60createSample('deflateSync', { strategy: 3 }, 'deflate_strategy=3.bin');61createSample('deflateSync', { strategy: 4 }, 'deflate_strategy=4.bin');62createSample('deflateRawSync', { level: 4 }, 'deflateRaw_level=4.bin');63createSample('deflateRawSync', { level: 1 }, 'deflateRaw_level=1.bin');64const dict = Buffer.from('abcdefghijklmnoprstuvwxyz');65createSample('deflateSync', { dictionary: dict }, 'deflate_dictionary=trivial.bin');66const spdyDict = fs.readFileSync(path.join(__dirname, '..', 'test', 'fixtures', 'spdy_dict.txt'));...

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var zlib = require('zlib');4var data = fs.readFileSync('test.txt', 'utf8');5var compressed = zlib.deflateSync(data);6var decompressed = zlib.inflateSync(compressed);7console.log(decompressed.toString());8var wptools = require('wptools');9var fs = require('fs');10var zlib = require('zlib');11var data = fs.readFileSync('test.txt', 'utf8');12var compressed = zlib.deflateRawSync(data);13var decompressed = zlib.inflateRawSync(compressed);14console.log(decompressed.toString());15var wptools = require('wptools');16var fs = require('fs');17var zlib = require('zlib');18var data = fs.readFileSync('test.txt', 'utf8');19var compressed = zlib.gzipSync(data);20var decompressed = zlib.gunzipSync(compressed);21console.log(decompressed.toString());22var wptools = require('wptools');23var fs = require('fs');24var zlib = require('zlib');25var data = fs.readFileSync('test.txt', 'utf8');26var compressed = zlib.brotliCompressSync(data);27var decompressed = zlib.brotliDecompressSync(compressed);28console.log(decompressed.toString());29var wptools = require('wptools');30var fs = require('fs');31var zlib = require('zlib');32var data = fs.readFileSync('test.txt', 'utf8');33var compressed = zlib.brotliCompressSync(data);34var decompressed = zlib.brotliDecompressSync(compressed);35console.log(decompressed.toString());36var wptools = require('wptools');37var fs = require('fs');38var zlib = require('zlib');39var data = fs.readFileSync('test.txt', 'utf8');40var compressed = zlib.brotliCompressSync(data);

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var data = fs.readFileSync('test.png');4var compressed = wptools.deflateSync(data);5fs.writeFileSync('test-compressed.png', compressed);6wptools.deflateSync(buffer)7wptools.inflateSync(buffer)

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var fs = require('fs');3var zlib = require('zlib');4var buf = fs.readFileSync('test.bin');5var deflated = wptoolkit.deflateSync(buf);6var inflated = zlib.inflateSync(deflated);7console.log(inflated.toString());

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