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// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
function test_function(o) {
if (%_ClassOf(o) === "Function") {
return true;
} else {
return false;
}
}
var non_callable = new Proxy({}, {});
var callable = new Proxy(function(){}.__proto__, {});
var constructable = new Proxy(function(){}, {});
assertFalse(test_function(non_callable));
assertTrue(test_function(callable));
assertTrue(test_function(constructable));
%OptimizeFunctionOnNextCall(test_function);
assertFalse(test_function(non_callable));
assertTrue(test_function(callable));
assertTrue(test_function(constructable));
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