if (this.description) description("Test caching with re-entrancy."); function test1() { var objects = [{prop:1}, {get prop(){return 2}}]; function g(o) { return o.prop; } for (var i = 0; i < 10000; i++) { var o = { get prop() { try { g(objects[++j]); }catch(e){ } return 1; } }; o[i] = i; objects.push(o); } var j=0; g(objects[0]); g(objects[1]); g(objects[2]); g(objects[3]); } function test2() { var objects = [Object.create({prop:1}), Object.create({get prop(){return 2}})]; function g(o) { return o.prop; } var proto = { get prop() { try { g(objects[++j]); }catch(e){ } return 1; } }; for (var i = 0; i < 10000; i++) { var o = Object.create(proto); o[i] = i; objects.push(o); } var j=0; g(objects[0]); g(objects[1]); g(objects[2]); g(objects[3]); } function test3() { var objects = [Object.create(Object.create({prop:1})), Object.create(Object.create({get prop(){return 2}}))]; function g(o) { return o.prop; } var proto = { get prop() { try { g(objects[++j]); }catch(e){ } return 1; } }; for (var i = 0; i < 10000; i++) { var o = Object.create(Object.create(proto)); o[i] = i; objects.push(o); } var j=0; g(objects[0]); g(objects[1]); g(objects[2]); g(objects[3]); } test1(); test2(); test3();