blob: c646bfd80a5f28545e0fe86454b023346b779b6e [file] [log] [blame]
// Copyright (c) 2015, 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.
// Accessing static native methods names:
// plain declaration -> use @Native tag as 'scope' for declared name.
// identifier @JSName -> use @Native tag as 'scope' for @JSName.
// other @JSName -> use @JSName as an expression.
import 'native_testing.dart';
import 'dart:_js_helper' show convertDartClosureToJS;
typedef int Callback(String s);
@Native("CC") // Tag can be different to class name.
class AA {
// This name is not an identifier, so completely defines how to access method.
@JSName('CC.foo')
static int foo(String s) native ;
// This name is not an identifier, so completely defines how to access method.
@JSName('CC.bar')
static int bar(Callback c) native ;
static int baz(Callback c) {
return bar(c);
}
// Compiler should automatically use the tag and the declared name, i.e. call
// `CC.lepton`.
static int lepton(Callback c) native ;
static int electron(c) => lepton(c);
// Compiler should automatically use the tag and JSName, i.e. call
// `CC.baryon`.
@JSName('baryon')
static int _baryon(Callback c) native ;
static int proton(c) => _baryon(c);
}
void setup() native r"""
// This code is all inside 'setup' and so not accessible from the global scope.
function CC(){}
CC.foo = function(s) { return s.length; }
CC.bar = function(f) { return f("Bye"); }
CC.lepton = function(f) { return f("Lepton"); }
CC.baryon = function(f) { return f("three quarks"); }
self.CC = CC;
""";
main() {
nativeTesting();
setup();
// TODO(sra): Investigate why this line is necessary to get a correctly
// compiled convertDartClosureToJS. Without this line, the compiler crashes.
convertDartClosureToJS(main, 1);
Expect.equals(5, AA.foo("Hello"));
Expect.equals(3, AA.bar((s) => s.length));
Expect.equals(3, AA.baz((s) => s.length));
Expect.equals(6, AA.lepton((s) => s.length));
Expect.equals(6, AA.electron((s) => s.length));
Expect.equals(12, AA._baryon((s) => s.length));
Expect.equals(12, AA.proton((s) => s.length));
Expect.throws(() => AA.baryon((s) => s.length)); // Not defined on AA.
}