js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js@b8a032363ba2
js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.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
1 // Array.prototype.reverse does a strict assignment to this.length even if the
2 // caller is nonstrict. Bug 886087.
4 load(libdir + "asserts.js");
6 // obj[1] is read-only
7 var obj = {0: "zero", length: 2, reverse: [].reverse};
8 Object.defineProperty(obj, "1", {configurable: true, value: "one", writable: false});
9 assertThrowsInstanceOf(() => obj.reverse(), TypeError);
11 // obj[1] has only a getter
12 Object.defineProperty(obj, "1", {configurable: true, get: () => "one"});
13 assertThrowsInstanceOf(() => obj.reverse(), TypeError);
