tor-browser

The Tor Browser
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bigint-and-incomparable-primitive.js (1544B)


      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 inequality comparison of BigInt and miscellaneous primitive values
      5 esid: sec-equality-operators-runtime-semantics-evaluation
      6 info: |
      7  EqualityExpression : EqualityExpression != RelationalExpression
      8    ...
      9    5. Return the result of performing Abstract Equality Comparison rval == lval.
     10    6. If r is true, return false. Otherwise, return true.
     11 
     12 features: [BigInt, Symbol]
     13 ---*/
     14 assert.sameValue(0n != undefined, true, 'The result of (0n != undefined) is true');
     15 assert.sameValue(undefined != 0n, true, 'The result of (undefined != 0n) is true');
     16 assert.sameValue(1n != undefined, true, 'The result of (1n != undefined) is true');
     17 assert.sameValue(undefined != 1n, true, 'The result of (undefined != 1n) is true');
     18 assert.sameValue(0n != null, true, 'The result of (0n != null) is true');
     19 assert.sameValue(null != 0n, true, 'The result of (null != 0n) is true');
     20 assert.sameValue(1n != null, true, 'The result of (1n != null) is true');
     21 assert.sameValue(null != 1n, true, 'The result of (null != 1n) is true');
     22 assert.sameValue(0n != Symbol('1'), true, 'The result of (0n != Symbol("1")) is true');
     23 assert.sameValue(Symbol('1') != 0n, true, 'The result of (Symbol("1") != 0n) is true');
     24 assert.sameValue(1n != Symbol('1'), true, 'The result of (1n != Symbol("1")) is true');
     25 assert.sameValue(Symbol('1') != 1n, true, 'The result of (Symbol("1") != 1n) is true');
     26 
     27 reportCompare(0, 0);