js/src/jit-test/tests/proxy/testDirectProxyKeys8.js

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 load(libdir + "asserts.js");
michael@0 2
michael@0 3 /*
michael@0 4 * Throw a TypeError if the trap skips an existing own enumerable property on a
michael@0 5 * non-extensible object
michael@0 6 */
michael@0 7 var target = {};
michael@0 8 Object.defineProperty(target, 'foo', {
michael@0 9 enumerable: true,
michael@0 10 configurable: true
michael@0 11 });
michael@0 12 Object.preventExtensions(target);
michael@0 13 var caught = false;
michael@0 14 assertThrowsInstanceOf(function () {
michael@0 15 Object.keys(new Proxy(target, {
michael@0 16 keys: function (target) {
michael@0 17 return [];
michael@0 18 }
michael@0 19 }));
michael@0 20 }, TypeError);

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