1 // Copyright 2014 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 function testError(error) { 6 // Reconfigure e.stack to be non-configurable 7 var desc1 = Object.getOwnPropertyDescriptor(error, "stack"); 8 Object.defineProperty(error, "stack", 9 {get: desc1.get, set: desc1.set, configurable: false}); 10 11 var desc2 = Object.getOwnPropertyDescriptor(error, "stack"); 12 assertFalse(desc2.configurable); 13 assertEquals(desc1.get, desc2.get); 14 assertEquals(desc2.get, desc2.get); 15 } 16 17 function stackOverflow() { 18 function f() { f(); } 19 try { f() } catch (e) { return e; } 20 } 21 22 function referenceError() { 23 try { g() } catch (e) { return e; } 24 } 25 26 testError(referenceError()); 27 testError(stackOverflow()); 28
