Blocked access to external URL http://www.localhost:8801/common/blank.html


FAIL Cross-origin: the prototype is null assert_equals: expected null but got object "[object WindowPrototype]"
PASS Cross-origin: setting the prototype to an empty object via Object.setPrototypeOf should throw a TypeError 
FAIL Cross-origin: setting the prototype to an empty object via __proto__ should throw a "SecurityError" DOMException assert_throws: function "function () {
      target.__proto__ = newValue;
    }" threw object "TypeError: Cannot set prototype of immutable prototype object" that is not a DOMException SecurityError: property "code" is equal to undefined, expected 18
PASS Cross-origin: setting the prototype to an empty object via Reflect.setPrototypeOf should return false 
FAIL Cross-origin: the prototype must still be null assert_equals: expected null but got object "[object WindowPrototype]"
FAIL Cross-origin: setting the prototype to null via Object.setPrototypeOf should not throw Cannot set prototype of immutable prototype object
FAIL Cross-origin: setting the prototype to null via __proto__ should throw a "SecurityError" since it ends up in CrossOriginGetOwnProperty assert_throws: function "function () {
        target.__proto__ = newValue;
      }" threw object "TypeError: Cannot set prototype of immutable prototype object" that is not a DOMException SecurityError: property "code" is equal to undefined, expected 18
FAIL Cross-origin: setting the prototype to null via Reflect.setPrototypeOf should return true assert_true: expected true got false