blob: fd07b707e17e98f749e999b3ef1292d7495d1bd9 [file] [log] [blame]
// Copyright (c) 2017, 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
/// Tests that dart2js allows to import dart:io for web clients, but it
/// continues to indicate that it is not supported (so config-specific imports
/// continue to have the same semantics as before).
library unconditional_dartio_import_test;
import 'dart:io' as io; // import is allowed!
import 'package:expect/expect.dart';
main() {
// their APIs throw:
Expect.throws(() => new io.File('name').existsSync());
// ... but environment variable will indicate it is not supported.
Expect.isFalse(const bool.fromEnvironment(''));