| // Copyright (c) 2011, 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 "native_testing.dart"; |
| |
| // Test to see if resolving a hidden native class's method to noSuchMethod |
| // interferes with subsequent resolving of the method. This might happen if the |
| // noSuchMethod is cached on Object.prototype. |
| |
| @Native("A1") |
| class A1 {} |
| |
| @Native("B1") |
| class B1 extends A1 {} |
| |
| makeA1() native ; |
| makeB1() native ; |
| |
| @Native("A2") |
| class A2 { |
| foo([a = 99]) native ; |
| } |
| |
| @Native("B2") |
| class B2 extends A2 {} |
| |
| makeA2() native ; |
| makeB2() native ; |
| |
| makeObject() native ; |
| |
| void setup() native """ |
| // This code is all inside 'setup' and so not accesible from the global scope. |
| function inherits(child, parent) { |
| if (child.prototype.__proto__) { |
| child.prototype.__proto__ = parent.prototype; |
| } else { |
| function tmp() {}; |
| tmp.prototype = parent.prototype; |
| child.prototype = new tmp(); |
| child.prototype.constructor = child; |
| } |
| } |
| function A1(){} |
| function B1(){} |
| inherits(B1, A1); |
| |
| makeA1 = function(){return new A1}; |
| makeB1 = function(){return new B1}; |
| |
| function A2(){} |
| function B2(){} |
| inherits(B2, A2); |
| A2.prototype.foo = function(a){return 'A2.foo(' + a + ')';} |
| |
| makeA2 = function(){return new A2}; |
| makeB2 = function(){return new B2}; |
| |
| makeObject = function(){return new Object}; |
| |
| self.nativeConstructor(A1); |
| self.nativeConstructor(A2); |
| self.nativeConstructor(B1); |
| self.nativeConstructor(B2); |
| """; |
| |
| main() { |
| nativeTesting(); |
| setup(); |
| |
| var a1 = makeA1(); |
| var b1 = makeB1(); |
| var ob = makeObject(); |
| |
| // Does calling missing methods in one tree of inheritance forest affect other |
| // trees? |
| expectNoSuchMethod(() => b1.foo(), 'b1.foo()'); |
| expectNoSuchMethod(() => a1.foo(), 'a1.foo()'); |
| expectNoSuchMethod(() => ob.foo(), 'ob.foo()'); |
| |
| var a2 = makeA2(); |
| var b2 = makeB2(); |
| |
| Expect.equals('A2.foo(99)', a2.foo()); |
| Expect.equals('A2.foo(99)', b2.foo()); |
| Expect.equals('A2.foo(1)', a2.foo(1)); |
| Expect.equals('A2.foo(2)', b2.foo(2)); |
| |
| expectNoSuchMethod(() => b1.foo(3), 'b1.foo(3)'); |
| expectNoSuchMethod(() => a1.foo(4), 'a1.foo(4)'); |
| } |
| |
| expectNoSuchMethod(action, note) { |
| bool caught = false; |
| try { |
| action(); |
| } catch (ex) { |
| caught = true; |
| Expect.isTrue(ex is NoSuchMethodError, note); |
| } |
| Expect.isTrue(caught, note); |
| } |