*** Running test #1 (0): seal/freeze Object.prototype
Object.seal(Object.prototype)
Object.freeze(Object.prototype)
PASSED
*** Running test #2 (1): delete Object.prototype.__proto__
delete Object.prototype.__proto__
PASSED
*** Running test #3 (2): DefineOwnProperty with missing/different attribute set
Object.defineProperty(Object.prototype, "__proto__", {})
Object.defineProperty(Object.prototype, "__proto__", {enumerable: false})
Object.defineProperty(Object.prototype, "__proto__", {configurable: true})
Object.defineProperty(Object.prototype, "__proto__", {enumerable: true, configurable: true})
Object.defineProperty(Object.prototype, "__proto__", {enumerable: false, configurable: false})
Object.defineProperty(Object.prototype, "__proto__", {enumerable: false, configurable: true})
Object.defineProperty(Object.prototype, "__proto__", {value: 234, writable: true, enumerable: false, configurable: true})
Object.defineProperty(Object.prototype, "__proto__", {set: function () { return "custom setter" }, enumerable: false, configurable: true})
PASSED
*** Running test #4 (3): Change Object.prototype.__proto__ getter or setter
PASSED
Summary of tests: total executed: 4; passed: 4; failed: 0