tests/stress/static-getter-put.js

   1 function shouldBe(actual, expected) {
   2     if (actual !== expected)
   3         throw new Error('bad value: ' + actual);
   4 }
   5
   6 function shouldThrow(func, errorMessage) {
   7     var errorThrown = false;
   8     var error = null;
   9     try {
  10         func();
  11     } catch (e) {
  12         errorThrown = true;
  13         error = e;
  14     }
  15     if (!errorThrown)
  16         throw new Error('not thrown');
  17     if (String(error) !== errorMessage)
  18         throw new Error(`bad error: ${String(error)}`);
  19 }
  20
  21 shouldThrow(function () {
  22     'use strict';
  23     RegExp.prototype.global = 'Cocoa';
  24 }, 'TypeError: Attempted to assign to readonly property.');
  25
  26 // Twice.
  27 shouldThrow(function () {
  28     'use strict';
  29     RegExp.prototype.global = 'Cocoa';
  30 }, 'TypeError: Attempted to assign to readonly property.');
  31
  32 (function () {
  33     'use strict';
  34     delete RegExp.prototype.global;
  35     RegExp.prototype.global = 'Cocoa';
  36     shouldBe(RegExp.prototype.global, 'Cocoa');
  37     shouldBe(/Cappuccino/.global, 'Cocoa');
  38 }());