// Copyright 2016 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.letget_x=()=>x;assertEquals(1,x);assertEquals(1,(()=>x)());assertEquals(1,eval('x'));assertEquals(1,get_x());assertThrows(()=>x=666,TypeError);assertEquals(1,x);assertEquals(1,(()=>x)());assertEquals(1,eval('x'));assertEquals(1,get_x());set_x("foo");assertEquals("foo",x);assertEquals("foo",(()=>x)());assertEquals("foo",eval('x'));assertEquals("foo",get_x());