tor-browser

The Tor Browser
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bigint-modulo-zero.js (1029B)

      1 // Copyright (C) 2017 Robin Templeton. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 description: BigInt modulo 0 throws a range error
      5 esid: sec-multiplicative-operators-runtime-semantics-evaluation
      6 info: |
      7  Runtime Semantics: Evaluation
      8 
      9  MultiplicativeExpression: MultiplicativeExpression MultiplicativeOperator ExponentiationExpression
     10 
     11  ...
     12  12. Otherwise, MultiplicativeOperator is %; return T::remainder(lnum, rnum).
     13  ...
     14 
     15  BigInt::remainder (x, y)
     16 
     17  1. If y is 0n, throw a RangeError exception.
     18  2. Return the BigInt representing x modulo y.
     19 features: [BigInt]
     20 ---*/
     21 assert.throws(RangeError, function() {
     22  1n % 0n;
     23 }, '1n % 0n throws RangeError');
     24 
     25 assert.throws(RangeError, function() {
     26  10n % 0n;
     27 }, '10n % 0n throws RangeError');
     28 
     29 assert.throws(RangeError, function() {
     30  0n % 0n;
     31 }, '0n % 0n throws RangeError');
     32 
     33 assert.throws(RangeError, function() {
     34  1000000000000000000n % 0n;
     35 }, '1000000000000000000n % 0n throws RangeError');
     36 
     37 reportCompare(0, 0);