// Copyright 2014 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.functiontestMathToString(){assertEquals('[object Math]',""+Math);assertEquals("Math",Math[Symbol.toStringTag]);vardesc=Object.getOwnPropertyDescriptor(Math,Symbol.toStringTag);assertTrue(desc.configurable);assertFalse(desc.writable);assertEquals("Math",desc.value);