9778f2efad
Some tests, e.g. in test262, want to create a new same-origin realm. This patch exposes a new function, Realm.createAllowCrossRealmAccess(), which vends a new realm with the same security token as the currently executing one. Review-Url: https://codereview.chromium.org/1973363004 Cr-Commit-Position: refs/heads/master@{#36561}
21 lines
675 B
JavaScript
21 lines
675 B
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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var r = Realm.create();
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var f = Realm.eval(r, "function f() { return this }; f()");
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assertEquals(f, Realm.global(r));
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// Cross-origin property access throws
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assertThrows(() => f.a, TypeError);
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assertThrows(() => { 'use strict'; f.a = 1 }, TypeError);
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var r2 = Realm.createAllowCrossRealmAccess();
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var f2 = Realm.eval(r2, "function f() { return this }; f()");
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assertEquals(f2, Realm.global(r2));
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// Same-origin property access doesn't throw
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assertEquals(undefined, f2.a);
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f2.a = 1;
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assertEquals(1, f2.a);
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