| Index: tests/language_strong/generic_methods_recursive_bound_test.dart
|
| diff --git a/tests/language_strong/generic_methods_recursive_bound_test.dart b/tests/language_strong/generic_methods_recursive_bound_test.dart
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..740d8bd4f51124b1cb0ebe2e38c67d9638afa562
|
| --- /dev/null
|
| +++ b/tests/language_strong/generic_methods_recursive_bound_test.dart
|
| @@ -0,0 +1,35 @@
|
| +// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
|
| +// for details. All rights reserved. Use of this source code is governed by a
|
| +// BSD-style license that can be found in the LICENSE file.
|
| +
|
| +// Test that F-bounded quantification works for generic methods, and that types
|
| +// that are passed to generic methods in dynamic calls are checked for being
|
| +// recursively defined.
|
| +
|
| +library generic_methods_recursive_bound_test;
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| +
|
| +import "package:expect/expect.dart";
|
| +
|
| +abstract class I<T> {
|
| + bool fun(T x);
|
| +}
|
| +
|
| +void foo<T extends I<T>>(List<T> a) {
|
| + if (a.length > 1) {
|
| + a[0].fun(a[1]);
|
| + }
|
| +}
|
| +
|
| +class C implements I<C> {
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| + bool fun(C c) => true;
|
| +}
|
| +
|
| +main() {
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| + foo<C>(<C>[new C(), new C()]); /// 01: ok
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| +
|
| + dynamic bar = foo;
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| + List<int> list2 = <int>[4, 2];
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| + // The type int does not extend I<int>.
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| + foo<int>(list2); /// 02: compile-time error
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| + bar<int>(list2); /// 03: runtime error
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| +}
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|
|