ahe@google.com
4efea1420e
Review URL: https://codereview.chromium.org//11293272 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@14885 260f80e4-7a28-3924-810f-c04153c831b5
50 lines
1.2 KiB
Dart
50 lines
1.2 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'native_metadata.dart';
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typedef void Callback0();
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typedef void Callback1(arg1);
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typedef void Callback2(arg1, arg2);
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@Native("*A")
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class A {
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@Native("return closure();")
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foo0(Callback0 closure);
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@Native("return closure(arg1);")
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foo1(Callback1 closure, arg1);
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@Native("return closure(arg1, arg2);")
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foo2(Callback2 closure, arg1, arg2);
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@Native("return closure == (void 0) ? 42 : closure();")
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foo3([Callback0 closure]);
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}
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@native makeA();
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@Native("""
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function A() {}
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makeA = function(){return new A;};
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""")
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void setup();
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main() {
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setup();
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var a = makeA();
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Expect.equals(42, a.foo0(() => 42));
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Expect.equals(43, a.foo1((arg1) => arg1, 43));
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Expect.equals(44, a.foo2((arg1, arg2) => arg1 + arg2, 21, 23));
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Expect.equals(42, a.foo3());
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Expect.equals(43, a.foo3(() => 43));
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A aa = a;
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Expect.equals(42, aa.foo0(() => 42));
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Expect.equals(43, aa.foo1((arg1) => arg1, 43));
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Expect.equals(44, aa.foo2((arg1, arg2) => arg1 + arg2, 21, 23));
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Expect.equals(42, aa.foo3());
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Expect.equals(43, aa.foo3(() => 43));
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}
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