Robert Nystrom
ba40d9bece
Change-Id: I73edeeaf4934899b71d6335dcb4b4b54dce46bae Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/426340 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nate Biggs <natebiggs@google.com> Commit-Queue: Nate Biggs <natebiggs@google.com>
75 lines
1.5 KiB
Dart
75 lines
1.5 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 "native_testing.dart";
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// Test that native classes can use ordinary Dart classes as mixins.
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@Native("A")
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class A {
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foo() => "A-foo";
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baz() => "A-baz";
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}
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@Native("B")
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class B extends A with M {
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bar() => baz();
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}
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mixin class M {
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foo() => "M-foo";
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bar() => "M-bar";
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}
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A makeA() native;
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B makeB() native;
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void setup() {
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JS('', r"""
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(function(){
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function A() {}
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function B() {}
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self.makeA = function(){return new A()};
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self.makeB = function(){return new B()};
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self.nativeConstructor(A);
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self.nativeConstructor(B);
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})()""");
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applyTestExtensions(['A', 'B']);
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}
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main() {
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nativeTesting();
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setup();
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A a = makeA();
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Expect.equals("A-foo", a.foo());
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Expect.throws(
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() => (a as dynamic).bar(),
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(error) => error is NoSuchMethodError,
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);
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Expect.equals("A-baz", a.baz());
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Expect.isTrue(a is A);
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Expect.isFalse(a is B);
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Expect.isFalse(a is M);
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B b = makeB();
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Expect.equals("M-foo", b.foo());
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Expect.equals("A-baz", b.bar());
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Expect.equals("A-baz", b.baz());
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Expect.isTrue(b is A);
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Expect.isTrue(b is B);
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Expect.isTrue(b is M);
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M m = new M();
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Expect.equals("M-foo", m.foo());
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Expect.equals("M-bar", m.bar());
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Expect.throws(
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() => (m as dynamic).baz(),
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(error) => error is NoSuchMethodError,
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);
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Expect.isFalse(m is A);
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Expect.isFalse(m is B);
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Expect.isTrue(m is M);
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}
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