1/* Copyright JS Foundation and other contributors, http://js.foundation 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16function test_set_prototype_of_error(o, proto, msg) 17{ 18 var name = ""; 19 20 try 21 { 22 Object.setPrototypeOf(o, proto); 23 } 24 catch (e) 25 { 26 name = e.name; 27 } 28 29 assert(name === "TypeError"); 30 31 if (msg) 32 { 33 print(msg + " PASS (XFAIL)"); 34 } 35} 36 37function test_set_prototype_of_success_set(o, proto, msg) 38{ 39 assert(o === Object.setPrototypeOf(o, proto)); 40 assert(proto === Object.getPrototypeOf(o)); 41 42 if (msg) 43 { 44 print(msg + " PASS"); 45 } 46} 47 48(function test_nonextensible_o(undefined) 49{ 50 var o = new Object(); 51 var o_proto = Object.getPrototypeOf(o); 52 Object.preventExtensions(o); 53 54 test_set_prototype_of_success_set(o, o_proto, "Object.setPrototypeOf(o_nonext, o_nonext.__proto__)"); 55 test_set_prototype_of_error(o, new Object(), "Object.setPrototypeOf(o_nonext, ...)"); 56})() 57