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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <script src="../../resources/testharness.js"></script> |
| 3 <script src="../../resources/testharnessreport.js"></script> |
| 4 <script> |
| 5 test(function() { |
| 6 // The property descriptor of location[Symbol.toPrimitive] must be |
| 7 // {configurable: false, enumerable: false, writable: false, |
| 8 // value: undefined}. |
| 9 assert_own_property(location, Symbol.toPrimitive, |
| 10 "location does not have Symbol.toPrimitive property."); |
| 11 var pd = Object.getOwnPropertyDescriptor(location, Symbol.toPrimitive); |
| 12 assert_false(pd.configurable, |
| 13 "location's Symbol.toPrimitive is configurable."); |
| 14 assert_false(pd.enumerable, "location's Symbol.toPrimitive is enumerable."); |
| 15 assert_false(pd.writable, "location's Symbol.toPrimitive is writable."); |
| 16 assert_true('value' in pd, |
| 17 "location's Symbol.toPrimitive is not a data property."); |
| 18 assert_equals(pd.value, undefined, |
| 19 "The value of location's Symbol.toPrimitive is not undefined."); |
| 20 |
| 21 // location's Symbol.toPrimitive supersedes Object.prototype's one. |
| 22 // https://crbug.com/680409 |
| 23 Object.prototype[Symbol.toPrimitive] = function() { return "hacked"; }; |
| 24 assert_equals(String({}), "hacked", |
| 25 "Object.prototype doesn't have a hacked Symbol.toPrimitive " + |
| 26 "property."); |
| 27 assert_not_equals(String(location), "hacked", |
| 28 "location's Symbol.toPrimitive gets hacked."); |
| 29 }, "Location objects must have Symbol.toPrimitive property defined."); |
| 30 |
| 31 done(); |
| 32 </script> |
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Chromium Code Reviews
Issue 2656973002:
binding: Sets location[Symbol.toPrimitive]. (Closed)
