blob: f79ce2050e57c8e1687ce685780612f2a57863c2 [file] [log] [blame]
// 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;
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> {
bool fun(C c) => true;
}
main() {
foo<C>(<C>[new C(), new C()]); //# 01: ok
dynamic bar = foo;
List<int> list2 = <int>[4, 2];
// The type int does not extend I<int>.
foo<int>(list2); //# 02: compile-time error
bar<int>(list2); //# 03: runtime error
}