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34 lines
805 B
JavaScript
34 lines
805 B
JavaScript
// Copyright (C) 2015 the V8 project authors. 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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es6id: 9.5.7
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description: >
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A `in` check trigger trap.call(handler, target, P);
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info: |
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[[HasProperty]] (P)
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...
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9. Let booleanTrapResult be ToBoolean(Call(trap, handler, «target, P»)).
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...
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features: [Proxy]
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---*/
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var _handler, _target, _prop;
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var target = {};
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var handler = {
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has: function(t, prop) {
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_handler = this;
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_target = t;
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_prop = prop;
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return prop in t;
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}
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};
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var p = new Proxy(target, handler);
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"attr" in p;
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assert.sameValue(_handler, handler, "handler is context");
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assert.sameValue(_target, target, "target is the first parameter");
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assert.sameValue(_prop, "attr", "given prop is the second paramter");
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