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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/getOwnPropertyDescriptor/trap-is-missing-target-is-proxy.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/getOwnPropertyDescriptor/trap-is-missing-target-is-proxy.js b/js/src/tests/test262/built-ins/Proxy/getOwnPropertyDescriptor/trap-is-missing-target-is-proxy.js new file mode 100644 index 0000000000..4a81b6dab4 --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/getOwnPropertyDescriptor/trap-is-missing-target-is-proxy.js @@ -0,0 +1,48 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-proxy-object-internal-methods-and-internal-slots-getownproperty-p +description: > + If "getOwnPropertyDescriptor" trap is null or undefined, [[GetOwnProperty]] + call is properly forwarded to [[ProxyTarget]] (which is also a Proxy object). +info: | + [[GetOwnProperty]] ( P ) + + [...] + 5. Let target be O.[[ProxyTarget]]. + 6. Let trap be ? GetMethod(handler, "getOwnPropertyDescriptor"). + 7. If trap is undefined, then + a. Return ? target.[[GetOwnProperty]](P). +includes: [propertyHelper.js] +features: [Proxy] +---*/ + +var stringTarget = new Proxy(new String("str"), {}); +var stringProxy = new Proxy(stringTarget, {}); + +verifyProperty(stringProxy, "0", { + value: "s", + writable: false, + enumerable: true, + configurable: false, +}); + +verifyProperty(stringProxy, "length", { + value: 3, + writable: false, + enumerable: false, + configurable: false, +}); + + +var functionTarget = new Proxy(function() {}, {}); +var functionProxy = new Proxy(functionTarget, {}); + +verifyProperty(functionProxy, "prototype", { + writable: true, + enumerable: false, + configurable: false, +}); + +reportCompare(0, 0); |