tests/compiler/dart2js_native/native_named_constructors2_frog_test.dart

// 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";

// Native class with named constructors and static methods.

@Native("A")
class A {
  factory A(int len) => _construct(len);

  factory A.fromString(String s) => _construct(s.length);

  // Only functions with zero parameters are allowed with "native r'...'".
  factory A.nativeConstructor() native r'return makeA(102);';

  static A _construct(v) {
    return makeA(v);
  }

  foo() native ;
}

makeA(v) native ;

void setup() native """
// This code is all inside 'setup' and so not accesible from the global scope.
function A(arg) { this._x = arg; }
A.prototype.foo = function() { return this._x; };
makeA = function(arg) { return new A(arg); }
self.nativeConstructor(A);
""";

main() {
  nativeTesting();
  setup();
  var a1 = new A(100);
  var a2 = new A.fromString('Hello');
  var a3 = new A.nativeConstructor();

  Expect.equals(100, a1.foo());
  Expect.equals(5, a2.foo());
  Expect.equals(102, a3.foo());
}