michael@0: function f(o, p) {
michael@0:     try {} catch(e) {};
michael@0:     return o[p];
michael@0: }
michael@0: function test() {
michael@0:     var o = {foo: 1, bar: 2, foobar: 3};
michael@0: 
michael@0:     for (var i = 0; i < 30; i++) {
michael@0: 	assertEq(f(o, "foo1".substr(0, 3)), 1);
michael@0: 	assertEq(f(o, "bar1".substr(0, 3)), 2);
michael@0: 	assertEq(f(o, "foobar1".substr(0, 6)), 3);
michael@0:     }
michael@0: }
michael@0: test();