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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/has/call-in-prototype.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/has/call-in-prototype.js b/js/src/tests/test262/built-ins/Proxy/has/call-in-prototype.js new file mode 100644 index 0000000000..e6ffeb443e --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/has/call-in-prototype.js @@ -0,0 +1,45 @@ +// Copyright (C) 2019 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-hasproperty-p +description: > + Ordinary [[HasProperty]] forwards call to Proxy "has" trap with correct arguments. +info: | + OrdinaryHasProperty ( O, P ) + + ... + 4. Let parent be ? O.[[GetPrototypeOf]](). + 5. If parent is not null, then + a. Return ? parent.[[HasProperty]](P). + + [[HasProperty]] ( P ) + + ... + 8. Let booleanTrapResult be ! ToBoolean(? Call(trap, handler, « target, P »)). + ... + 10. Return booleanTrapResult. +includes: [proxyTrapsHelper.js] +features: [Proxy] +---*/ + +var _handler, _target, _prop; +var proto = {prop: 1}; +var target = Object.create(proto); +var handler = allowProxyTraps({ + has: function(target, prop) { + _handler = this; + _target = target; + _prop = prop; + + return false; + }, +}); +var proxy = new Proxy(target, handler); +var heir = Object.create(proxy); + +assert.sameValue('prop' in heir, false); +assert.sameValue(_handler, handler, 'handler is context'); +assert.sameValue(_target, target, 'target is the first parameter'); +assert.sameValue(_prop, 'prop', 'given prop is the second paramter'); + +reportCompare(0, 0); |