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3f46fe216d
BUG= R=floitsch@google.com Review URL: https://codereview.chromium.org//383413003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@38375 260f80e4-7a28-3924-810f-c04153c831b5
60 lines
1.4 KiB
Dart
60 lines
1.4 KiB
Dart
// Copyright (c) 2013, 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 "package:expect/expect.dart";
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import 'dart:_js_helper' show Native, Creates, setNativeSubclassDispatchRecord;
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import 'dart:_interceptors' show findInterceptorForType;
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// Test that subclasses of native classes can be defined by setting the dispatch
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// record.
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@Native("A")
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class A {
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foo(x) => '$x,${this.oof()}';
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oof() => 'A';
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}
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class B extends A {
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oof() => 'B';
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}
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B makeB1() native;
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B makeB2() native;
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B makeC() native;
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@Creates('=Object')
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getBPrototype() native;
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@Creates('=Object')
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getCPrototype() native;
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void setup() native r"""
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function A() {}
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function B() {}
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function C() {}
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makeA = function(){return new A;};
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makeB1 = function(){return new B;};
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makeB2 = function(){return new B;};
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makeC = function(){return new C;};
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getBPrototype = function(){return B.prototype;};
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getCPrototype = function(){return C.prototype;};
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""";
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main() {
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setup();
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setNativeSubclassDispatchRecord(getBPrototype(), findInterceptorForType(B));
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setNativeSubclassDispatchRecord(getCPrototype(), findInterceptorForType(B));
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B b1 = makeB1();
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Expect.equals('1,B', b1.foo(1));
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B b2 = makeB2();
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Expect.equals('2,B', b2.foo(2));
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B b3 = makeC();
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Expect.equals('3,B', b3.foo(3));
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}
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