mirror of https://github.com/tc39/test262.git
34 lines
1.0 KiB
JavaScript
34 lines
1.0 KiB
JavaScript
// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-proxy-object-internal-methods-and-internal-slots-hasproperty-p
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description: >
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If "has" trap is null or undefined, [[HasProperty]] call is properly
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forwarded to [[ProxyTarget]] (which is also a Proxy object).
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info: |
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[[HasProperty]] ( P )
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[...]
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5. Let target be O.[[ProxyTarget]].
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6. Let trap be ? GetMethod(handler, "has").
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7. If trap is undefined, then
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a. Return ? target.[[HasProperty]](P).
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features: [Proxy, Symbol.replace, Reflect]
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---*/
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var regExp = /(?:)/m;
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var regExpTarget = new Proxy(regExp, {});
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var regExpProxy = new Proxy(regExpTarget, {});
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assert(Reflect.has(regExpProxy, "ignoreCase"));
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assert(Symbol.replace in regExpProxy);
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assert("lastIndex" in Object.create(regExpProxy));
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var functionTarget = new Proxy(function() {}, {});
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var functionProxy = new Proxy(functionTarget, {});
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assert("name" in functionProxy);
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assert("length" in Object.create(functionProxy));
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