blob: 8d90b0b0475c5de10225b4c81fef46b091449122 [file] [log] [blame]
// Copyright (c) 2016, 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.
// Native testing library. Provides support for mock @Native classes and
// collects common imports.
import "package:expect/expect.dart";
import 'dart:_js_helper' show Native;
export "package:expect/expect.dart";
export 'dart:_js_helper' show Creates, Native, JSName, Returns;
export 'dart:_foreign_helper' show JS;
void _setup() native r'''
((function() {
var toStringResultProperty = "_toStringResult";
var objectToStringMethod = Object.prototype.toString;
Object.prototype.toString = function() {
if (this != null) {
var constructor = this.constructor;
if (constructor != null) {
var result = constructor[toStringResultProperty];
if (typeof result == "string") return result;
}
}
return objectToStringMethod.call(this);
}
// To mock a @Native class with JavaScript constructor `Foo`, add
//
// self.nativeConstructor(Foo);
//
// to the JavaScript code.
self.nativeConstructor = function(constructor, opt_name) {
var toStringResult = "[object " + (opt_name || constructor.name) + "]";
constructor[toStringResultProperty] = toStringResult;
}
})());
''';
void nativeTesting() {
_setup();
}
@NoInline()
@AssumeDynamic()
confuse(x) => x;