bug-743101.js (261B)
1 load(libdir + "asserts.js"); 2 3 var g = newGlobal({newCompartment: true}); 4 for (var cls of [Map, Set]) { 5 var getter = Object.getOwnPropertyDescriptor(cls.prototype, "size").get; 6 assertThrowsInstanceOf(function () { getter.apply(g, []); }, g.TypeError); 7 }