8023368: Instance __proto__ property should exist and be writable.
Reviewed-by: attila, hannesw
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/**
* NASHORN-284 : Guard setup in ScriptObject.findGetMethod is wrong for inherited properties
*
* @test
* @run
*/
var obj1 = { x : 44 };
var obj2 = Object.create(obj1);
// shadow obj1.x here
obj2.x = 'hello';
var obj3 = Object.create(obj2);
function func(obj) {
print("x = " + obj.x);
}
// should print obj2.x from obj3
func(obj3);
// the following should expose obj1.x on obj3
delete obj2.x;
// now, it should print obj1.x
func(obj3);