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How to use string0x80 method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

hash.spec.ts

Source:hash.spec.ts

1import * as fc from 'fast-check';2import { hash } from '../../../src/utils/hash';3describe('hash', () => {4  it('Should produce hash values in 0x00000000 and 0xffffffff', () =>5    fc.assert(6      fc.property(fc.fullUnicodeString(), (a) => {7        const h = hash(a);8        return h >= 0 && h <= 0xffffffff;9      })10    ));11  it('Should be able to compute hash even for invalid strings', () =>12    fc.assert(fc.property(fc.char16bits(), (a) => typeof hash(a) === 'number')));13  it('Should compute the same value as reference for strings of characters <0x80', () =>14    fc.assert(fc.property(string0x80, (s) => hash(s) === hashReference(s))));15  it('Should compute the same value as reference for strings of characters <0x800', () =>16    fc.assert(fc.property(string0x800, (s) => hash(s) === hashReference(s))));17  it('Should compute the same value as reference for any string', () =>18    fc.assert(fc.property(fc.fullUnicodeString(), (s) => hash(s) === hashReference(s))));19  it('Should compute the same value as reference for potentially invalid strings', () =>20    fc.assert(fc.property(fc.char16bits(), (s) => hash(s) === hashReference(s))));21  it('Should consider any invalid surrogate pair as <ef bf bd> or 0xfffd', () => {22    // This is the behaviour of the reference implementation based on Buffer.from (see below)23    // Buffer.from([0xef,0xbf,0xbd]).toString('utf8') === '\ufffd'24    expect(hash('\ud800\ud800invalid pair')).toBe(hash('\ufffd\ufffdinvalid pair'));25    expect(hash('\ud800incomplete pair no end')).toBe(hash('\ufffdincomplete pair no end'));26    expect(hash('\udfffincomplete pair no start')).toBe(hash('\ufffdincomplete pair no start'));27    expect(hash('end by incomplete no start\udfff')).toBe(hash('end by incomplete no start\ufffd'));28    expect(hash('end by incomplete no end\ud800')).toBe(hash('end by incomplete no end\ufffd'));29    expect(hash('wrongly ordered\udfff\ud800pair')).toBe(hash('wrongly ordered\ufffd\ufffdpair'));30  });31});32// Helpers33const char0x80 = fc.nat(0x79).map((n) => String.fromCharCode(n));34const string0x80 = fc.stringOf(char0x80);35const char0x800 = fc.nat(0x799).map((n) => String.fromCharCode(n));36const string0x800 = fc.stringOf(char0x800);37const crc32Table = [38  0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832,39  0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,40  0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, 0x646ba8c0, 0xfd62f97a,41  0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,42  0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3,43  0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,44  0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab,45  0xb6662d3d, 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,46  0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, 0x6b6b51f4,47  0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,48  0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074,49  0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,50  0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525,51  0x206f85b3, 0xb966d409, 0xce61e49f, 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,52  0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615,53  0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,54  0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, 0xfed41b76,55  0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,56  0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, 0x36034af6,57  0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,58  0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7,59  0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,60  0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7,61  0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,62  0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278,63  0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,64  0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, 0xbdbdf21c, 0xcabac28a, 0x53b39330,65  0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,66  0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d,67];68function hashReference(repr: string): number {69  // Derived from 32-Bit CRC Algorithm70  // More at https://msdn.microsoft.com/en-us/library/dd905031.aspx71  const buf = Buffer.from(repr);72  let crc = 0xffffffff;73  for (let idx = 0; idx !== buf.length; ++idx) {74    crc = crc32Table[(crc & 0xff) ^ buf[idx]] ^ (crc >> 8);75  }76  return (crc | 0) + 0x80000000;...

Using AI Code Generation

1const fc = require('fast-check');2const { string0x80 } = require('fast-check/lib/arbitrary/string0x80');3fc.assert(4  fc.property(string0x80(), (s) => {5    console.log(s);6    return true;7  })8);

Using AI Code Generation

1const fc = require('fast-check')2const { string0x80 } = require('fast-check/lib/arbitrary/string0x80.js')3fc.assert(4  fc.property(string0x80(), (s) => {5    console.log(s)6  })7const fc = require('fast-check')8const { string0x80 } = require('fast-check/lib/arbitrary/string0x80.js')9fc.assert(10  fc.property(string0x80(), (s) => {11    console.log(s)12  })

Using AI Code Generation

1import { string0x80 } from "fast-check";2const str = string0x80();3console.log(str);4import { string0x80 } from "fast-check/lib/fast-check-default";5const str = string0x80();6console.log(str);7import { string0x80 } from "fast-check/lib/fast-check-default.min";

Using AI Code Generation

1const fc = require('fast-check');2const string0x80 = require('fast-check/lib/arbitrary/string0x80');3const { assert } = require('chai');4describe('string0x80', function() {5  it('should generate strings with 0x80 char', function() {6    fc.assert(7      fc.property(string0x80(), str => {8        assert.ok(str.includes('\x80'));9      })10    );11  });12});

Using AI Code Generation

1const fc = require('fast-check');2const string0x80 = require('fast-check/lib/arbitrary/string0x80');3const str = string0x80();4fc.assert(fc.property(str, (s) => {5  console.log(s);6  return true;7}));

Using AI Code Generation

1const { string0x80 } = require('fast-check');2const str = string0x80().generate(mrng());3console.log(str);4{5  "dependencies": {6  }7}8    at string0x80Arbitrary (C:\repos\fast-check-monorepo\test\node_modules\fast-check\lib\arbitrary\stringArbitrary.js:51:43)9    at Object.string0x80 (C:\repos\fast-check-monorepo\test\node_modules\fast-check\lib\arbitrary\stringArbitrary.js:134:10)10    at Object.<anonymous> (C:\repos\fast-check-monorepo\test\test.js:3:26)11    at Module._compile (internal/modules/cjs/loader.js:1137:30)12    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)13    at Module.load (internal/modules/cjs/loader.js:985:32)14    at Function.Module._load (internal/modules/cjs/loader.js:878:14)15    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:71:12)

Using AI Code Generation

1const {string0x80} = require('fast-check');2fc.assert(3  fc.property(string0x80(), (s) => {4  })5);6const {string0x80} = require('fast-check/lib/check/arbitrary/StringArbitrary.js');7fc.assert(8  fc.property(string0x80(), (s) => {9  })10);11const {string0x80} = require('fast-check/lib/check/arbitrary/StringArbitrary');12fc.assert(13  fc.property(string0x80(), (s) => {14  })15);16const {string0x80} = require('fast-check/lib/check/arbitrary/StringArbitrary');17fc.assert(18  fc.property(string0x80(), (s) => {19  })20);

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