| // 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. |
| |
| // @dart = 2.7 |
| |
| import "native_testing.dart"; |
| |
| // This is a similar test to NativeCallArity1FrogTest, but makes sure |
| // that subclasses also get the right number of arguments. |
| |
| @Native("A") |
| class A { |
| int foo([x, y]) native; |
| } |
| |
| @Native("B") |
| class B extends A { |
| int foo([x, y]) native; |
| } |
| |
| makeA() native; |
| makeB() native; |
| |
| void setup() { |
| JS('', r""" |
| (function(){ |
| 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 A() {} |
| A.prototype.foo = function () { return arguments.length; }; |
| |
| function B() {} |
| B.prototype.foo = function () { return arguments.length; }; |
| inherits(B, A); |
| |
| self.makeA = function(){return new A()}; |
| self.makeB = function(){return new B()}; |
| |
| self.nativeConstructor(A); |
| self.nativeConstructor(B); |
| })()"""); |
| applyTestExtensions(['A', 'B']); |
| } |
| |
| testDynamicContext() { |
| var a = confuse(makeA()); |
| var b = confuse(makeB()); |
| |
| Expect.equals(0, a.foo()); |
| Expect.equals(1, a.foo(10)); |
| Expect.equals(2, a.foo(10, 20)); |
| Expect.throws(() => a.foo(10, 20, 30)); |
| |
| Expect.equals(1, a.foo(10)); |
| Expect.equals(2, a.foo(null, 20)); |
| Expect.throws(() => a.foo(10, 20, 30)); |
| |
| Expect.equals(0, b.foo()); |
| Expect.equals(1, b.foo(10)); |
| Expect.equals(2, b.foo(10, 20)); |
| Expect.throws(() => b.foo(10, 20, 30)); |
| |
| Expect.equals(1, b.foo(10)); |
| Expect.equals(2, b.foo(null, 20)); |
| Expect.throws(() => b.foo(10, 20, 30)); |
| } |
| |
| testStaticContext() { |
| A a = makeA(); |
| B b = makeB(); |
| |
| Expect.equals(0, a.foo()); |
| Expect.equals(1, a.foo(10)); |
| Expect.equals(2, a.foo(10, 20)); |
| |
| Expect.equals(1, a.foo(10)); |
| Expect.equals(2, a.foo(null, 20)); |
| |
| Expect.equals(0, b.foo()); |
| Expect.equals(1, b.foo(10)); |
| Expect.equals(2, b.foo(10, 20)); |
| |
| Expect.equals(1, b.foo(10)); |
| Expect.equals(2, b.foo(null, 20)); |
| } |
| |
| main() { |
| nativeTesting(); |
| setup(); |
| testDynamicContext(); |
| testStaticContext(); |
| } |