blob: df551ab02e7071268ea9602844108f53512e41cc [file] [log] [blame]
// Copyright (c) 2012, 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.
// @dart = 2.7
import 'native_testing.dart';
@Native("A")
class A {}
A makeA() native;
void setup() {
JS('', r"""
(function(){
function A() {};
A.prototype.foo = function() { return 99; };
self.makeA = function() { return new A(); };
self.nativeConstructor(A);
})()""");
applyTestExtensions(['A']);
}
class B {
// We need to define a foo method so that dart2js sees it. Because the
// only occurences of 'foo' is on B, a Dart class, no interceptor is used. It
// thinks all calls will either go to this method, or throw a
// NoSuchMethodError. It is possible that the native class will shadow a
// method, but it will not shadow 'foo' because the name is either 'mangled'
// with the arity, or minified.
foo() {
return 42;
}
}
typedContext() {
confuse(new B()).foo();
dynamic a = makeA();
Expect.throws(() => a.foo(), (e) => e is NoSuchMethodError);
Expect.throws(() => a.foo, (e) => e is NoSuchMethodError);
Expect.throws(() => a.foo = 4, (e) => e is NoSuchMethodError);
}
untypedContext() {
confuse(new B()).foo();
var a = confuse(makeA());
Expect.throws(() => a.foo(), (e) => e is NoSuchMethodError);
Expect.throws(() => a.foo, (e) => e is NoSuchMethodError);
Expect.throws(() => a.foo = 4, (e) => e is NoSuchMethodError);
}
main() {
nativeTesting();
setup();
typedContext();
untypedContext();
}