// 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 test program testing that NoSuchMethod is properly called.

// @dart = 2.9

import "package:expect/expect.dart";

class NoSuchMethodTest {
  foo({a: 10, b: 20}) {
    return (10 * a) + b;
  }

  noSuchMethod(Invocation im) {
    Expect.equals(#moo, im.memberName);
    Expect.equals(0, im.positionalArguments.length);
    Expect.equals(1, im.namedArguments.length);
    return foo(b: im.namedArguments[const Symbol("b")]);
  }
}

main() {
  var obj = new NoSuchMethodTest() as dynamic;
  Expect.equals(199, obj.moo(b: 99)); // obj.NoSuchMethod called here.
}
