js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js@6474c204b198 (annotated)
js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | load(libdir + "asserts.js"); |
| michael@0 | 2 | |
| michael@0 | 3 | /* |
| michael@0 | 4 | * Throw a TypeError if the current descriptor is a data descriptor and the |
| michael@0 | 5 | * descriptor returned by the trap is not, or vice versa, and the current |
| michael@0 | 6 | * descriptor is non-configurable |
| michael@0 | 7 | */ |
| michael@0 | 8 | var target = {}; |
| michael@0 | 9 | Object.defineProperty(target, 'foo', { |
| michael@0 | 10 | value: 'bar', |
| michael@0 | 11 | configurable: false |
| michael@0 | 12 | }); |
| michael@0 | 13 | var caught = false; |
| michael@0 | 14 | assertThrowsInstanceOf(function () { |
| michael@0 | 15 | Object.getOwnPropertyDescriptor(new Proxy(target, { |
| michael@0 | 16 | getOwnPropertyDescriptor: function (target, name) { |
| michael@0 | 17 | return { |
| michael@0 | 18 | get: function () { |
| michael@0 | 19 | return 'bar'; |
| michael@0 | 20 | }, |
| michael@0 | 21 | configurable: false |
| michael@0 | 22 | }; |
| michael@0 | 23 | } |
| michael@0 | 24 | }), 'foo'); |
| michael@0 | 25 | }, TypeError); |
| michael@0 | 26 | |
| michael@0 | 27 | var target = {}; |
| michael@0 | 28 | Object.defineProperty(target, 'foo', { |
| michael@0 | 29 | value: function () { |
| michael@0 | 30 | return 'bar'; |
| michael@0 | 31 | }, |
| michael@0 | 32 | configurable: false |
| michael@0 | 33 | }); |
| michael@0 | 34 | assertThrowsInstanceOf(function () { |
| michael@0 | 35 | Object.getOwnPropertyDescriptor(new Proxy(target, { |
| michael@0 | 36 | getOwnPropertyDescriptor: function (target, name) { |
| michael@0 | 37 | return { |
| michael@0 | 38 | value: 'bar', |
| michael@0 | 39 | configurable: false |
| michael@0 | 40 | }; |
| michael@0 | 41 | } |
| michael@0 | 42 | }), 'foo'); |
| michael@0 | 43 | }, TypeError); |
