| // 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. |
| |
| import "package:expect/expect.dart"; |
| import 'dart:mirrors'; |
| |
| // Test that noSuchMethod calls behave as expected for dynamic object invocations. |
| class BaseClass { |
| final dynamic finalField = "final!"; |
| |
| baz() => "baz!!"; |
| get bla => (() => "bla!!"); |
| } |
| |
| class ReturnInvocationName extends BaseClass { |
| var _bar; |
| |
| ReturnInvocationName(this._bar); |
| |
| noSuchMethod(Invocation invocation) { |
| return MirrorSystem.getName(invocation.memberName); |
| } |
| |
| bar() { |
| return _bar; |
| } |
| } |
| |
| class Foo {} |
| |
| main() { |
| dynamic x = new ReturnInvocationName(42); |
| Expect.equals('final!', x.finalField); |
| Expect.equals('foo', x.finalField = "foo", 'should call noSuchMethod'); |
| Expect.equals('final!', x.finalField, 'field was not set'); |
| |
| Expect.equals('_prototype', x._prototype); |
| Expect.equals('_prototype', x._prototype()); |
| |
| Expect.equals('prototype', x.prototype); |
| Expect.equals('prototype', x.prototype()); |
| |
| Expect.equals('constructor', x.constructor); |
| Expect.equals('constructor', x.constructor()); |
| |
| Expect.equals('__proto__', x.__proto__); |
| Expect.equals('__proto__', x.__proto__); |
| |
| Expect.equals(42, x.bar()); |
| Expect.equals(42, (x.bar)()); |
| |
| Expect.equals('unary-', -x); |
| Expect.equals('+', x + 42); |
| Expect.equals('[]', x[4]); |
| |
| dynamic b = new BaseClass(); |
| Expect.equals('final!', b.finalField); |
| Expect.throwsNoSuchMethodError(() => b.finalField = "foo"); |
| Expect.equals('final!', b.finalField, 'field was not set'); |
| |
| // Verify that noSuchMethod errors are triggered even when the JS object |
| // happens to have a matching member name. |
| dynamic f = new Foo(); |
| Expect.throwsNoSuchMethodError(() => f.prototype); |
| Expect.throwsNoSuchMethodError(() => f.prototype()); |
| Expect.throwsNoSuchMethodError(() => f.prototype = 42); |
| |
| Expect.throwsNoSuchMethodError(() => f.constructor); |
| Expect.throwsNoSuchMethodError(() => f.constructor()); |
| Expect.throwsNoSuchMethodError(() => f.constructor = 42); |
| |
| Expect.throwsNoSuchMethodError(() => f.__proto__); |
| |
| // These are valid JS properties but not Dart methods. |
| Expect.throwsNoSuchMethodError(() => f.toLocaleString); |
| |
| Expect.throwsNoSuchMethodError(() => f.hasOwnProperty); |
| } |