Wed, 31 Dec 2014 06:55:50 +0100
Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2
michael@0 | 1 | // Replacing Array.prototype.iterator with something non-callable makes for-of throw. |
michael@0 | 2 | |
michael@0 | 3 | load(libdir + "asserts.js"); |
michael@0 | 4 | load(libdir + "iteration.js"); |
michael@0 | 5 | |
michael@0 | 6 | function test(v) { |
michael@0 | 7 | Array.prototype[std_iterator] = v; |
michael@0 | 8 | assertThrowsInstanceOf(function () { for (var x of []) ; }, TypeError); |
michael@0 | 9 | } |
michael@0 | 10 | test(undefined); |
michael@0 | 11 | test(null); |
michael@0 | 12 | test({}); |