blob: de6a9a91f8a8541dd071a36dd0fa9e191610b147 [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.
// @dart = 2.7
// Test for initialization of dispatchPropertyName.
import 'native_testing.dart';
class Foo {
String method(String x) native;
makeFoo() native;
void setup() {
JS('', r"""
function Foo() {}
Foo.prototype.method = function(x) { return 'Foo ' + x; };
self.makeFoo = function() { return new Foo(); };
main() {
// If the dispatchPropertyName is uninitialized, it will be `undefined` or
// `null` instead of the secret string or Symbol. These properties on
// `Object.prototype` will be retrieved by the lookup instead of `undefined`
// for the dispatch record.
JS('', r'self.Object.prototype["undefined"] = {}');
JS('', r'self.Object.prototype["null"] = {}');
Expect.equals('Foo A', makeFoo().method('A'));
// Slightly different version that has malformed dispatch records.
JS('', r'self.Object.prototype["undefined"] = {p: false}');
JS('', r'self.Object.prototype["null"] = {p: false}');
Expect.equals('Foo B', makeFoo().method('B'));