blob: 7be115237229076e3c9908138589c6556acfca71 [file] [log] [blame]
// 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();
}