28 lines
768 B
JavaScript
28 lines
768 B
JavaScript
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// Copyright 2015 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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// Flags: --allow-natives-syntax --harmony-proxies
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function test_function(o) {
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if (%_ClassOf(o) === "Function") {
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return true;
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} else {
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return false;
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}
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}
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var non_callable = new Proxy({}, {});
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var callable = new Proxy(function(){}.__proto__, {});
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var constructable = new Proxy(function(){}, {});
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assertFalse(test_function(non_callable));
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assertTrue(test_function(callable));
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assertTrue(test_function(constructable));
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%OptimizeFunctionOnNextCall(test_function);
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assertFalse(test_function(non_callable));
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assertTrue(test_function(callable));
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assertTrue(test_function(constructable));
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