Robert Nystrom
fc1b1ecc71
Change-Id: Idbcc965a27e9ffeedf5e0a1068b019de4193070f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/127745 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Alexander Thomas <athom@google.com>
84 lines
1.8 KiB
Dart
84 lines
1.8 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 C = S with M1;
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class D = S with M1, M2;
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class E = S with M2, M1;
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class F extends E {}
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class C_ = S with M1;
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class D_ = S with M1, M2;
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class E_ = S with M2, M1;
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class F_ extends E_ {}
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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.isFalse(c is E);
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Expect.isFalse(c is F);
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Expect.isTrue(c is S);
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Expect.isTrue(c is M1);
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Expect.isFalse(c is 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.isFalse(d is E);
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Expect.isFalse(d is F);
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Expect.isTrue(d is S);
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Expect.isTrue(d is M1);
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Expect.isTrue(d is M2);
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var e = new E();
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Expect.isFalse(e is C);
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Expect.isFalse(e is D);
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Expect.isTrue(e is E);
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Expect.isFalse(e is F);
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Expect.isTrue(e is S);
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Expect.isTrue(e is M1);
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Expect.isTrue(e is M2);
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var f = new F();
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Expect.isFalse(f is C);
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Expect.isFalse(f is D);
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Expect.isTrue(f is E);
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Expect.isTrue(f is F);
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Expect.isTrue(f is S);
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Expect.isTrue(f is M1);
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Expect.isTrue(f is M2);
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// Make sure we get a new class for each mixin
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// application (at least the named ones).
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Expect.isFalse(c is C_);
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Expect.isFalse(c is D_);
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Expect.isFalse(c is E_);
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Expect.isFalse(c is F_);
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Expect.isFalse(d is C_);
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Expect.isFalse(d is D_);
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Expect.isFalse(d is E_);
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Expect.isFalse(d is F_);
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Expect.isFalse(e is C_);
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Expect.isFalse(e is D_);
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Expect.isFalse(e is E_);
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Expect.isFalse(e is F_);
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Expect.isFalse(f is C_);
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Expect.isFalse(f is D_);
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Expect.isFalse(f is E_);
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Expect.isFalse(f is F_);
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}
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