tor-browser

The Tor Browser
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bigint-and-number-extremes.js (4674B)

      1 // Copyright (C) 2017 Josh Wolfe. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 description: Non-strict equality comparison of BigInt and large Number values
      5 esid: sec-abstract-equality-comparison
      6 info: |
      7  12. If Type(x) is BigInt and Type(y) is Number, or if Type(x) is Number and Type(y) is BigInt,
      8    b. If the mathematical value of x is equal to the mathematical value of y, return true, otherwise return false.
      9 
     10 features: [BigInt]
     11 ---*/
     12 assert.sameValue(1n == Number.MAX_VALUE, false, 'The result of (1n == Number.MAX_VALUE) is false');
     13 assert.sameValue(Number.MAX_VALUE == 1n, false, 'The result of (Number.MAX_VALUE == 1n) is false');
     14 
     15 assert.sameValue(
     16  1n == -Number.MAX_VALUE,
     17  false,
     18  'The result of (1n == -Number.MAX_VALUE) is false'
     19 );
     20 
     21 assert.sameValue(
     22  -Number.MAX_VALUE == 1n,
     23  false,
     24  'The result of (-Number.MAX_VALUE == 1n) is false'
     25 );
     26 
     27 assert.sameValue(
     28  0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn == Number.MAX_VALUE,
     29  false,
     30  'The result of (0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn == Number.MAX_VALUE) is false'
     31 );
     32 
     33 assert.sameValue(
     34  Number.MAX_VALUE == 0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn,
     35  false,
     36  'The result of (Number.MAX_VALUE == 0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn) is false'
     37 );
     38 
     39 assert.sameValue(
     40  0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n == Number.MAX_VALUE,
     41  true,
     42  'The result of (0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n == Number.MAX_VALUE) is true'
     43 );
     44 
     45 assert.sameValue(
     46  Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n,
     47  true,
     48  'The result of (Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n) is true'
     49 );
     50 
     51 assert.sameValue(
     52  0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n == Number.MAX_VALUE,
     53  false,
     54  'The result of (0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n == Number.MAX_VALUE) is false'
     55 );
     56 
     57 assert.sameValue(
     58  Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n,
     59  false,
     60  'The result of (Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n) is false'
     61 );
     62 
     63 reportCompare(0, 0);