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8b1d5720f7
R=floitsch@google.com, johnniwinther@google.com Review URL: https://codereview.chromium.org//27300003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@28712 260f80e4-7a28-3924-810f-c04153c831b5
47 lines
1.1 KiB
Dart
47 lines
1.1 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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class S { }
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class M1 { }
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class M2 { }
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class M3 { }
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class C = S with M1, M2, M3;
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class D extends S with M1, M2, M3 { }
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class S_M1 { }
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class S_M1_M2 { }
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main() {
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var c = new C();
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Expect.isTrue(c is C);
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Expect.isFalse(c is D);
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Expect.isTrue(c is S);
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Expect.isFalse(c is S_M1);
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Expect.isFalse(c is S_M1_M2);
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var d = new D();
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Expect.isFalse(d is C);
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Expect.isTrue(d is D);
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Expect.isTrue(d is S);
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Expect.isFalse(d is S_M1);
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Expect.isFalse(d is S_M1_M2);
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var sm = new S_M1();
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Expect.isFalse(sm is C);
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Expect.isFalse(sm is D);
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Expect.isFalse(sm is S);
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Expect.isTrue(sm is S_M1);
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Expect.isFalse(sm is S_M1_M2);
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var smm = new S_M1_M2();
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Expect.isFalse(smm is C);
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Expect.isFalse(smm is D);
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Expect.isFalse(smm is S);
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Expect.isFalse(smm is S_M1);
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Expect.isTrue(smm is S_M1_M2);
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}
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