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05ca544f15
Change-Id: Iaa0ca2b4f2d1b15f79ddca37834d3ed2497bc068 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149242 Commit-Queue: Joshua Litt <joshualitt@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
22 lines
789 B
Dart
22 lines
789 B
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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/// Tests that dart2js allows to import dart:io for web clients, but it
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/// continues to indicate that it is not supported (so config-specific imports
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/// continue to have the same semantics as before).
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library unconditional_dartio_import_test;
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import 'dart:io' as io; // import is allowed!
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import 'package:expect/expect.dart';
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main() {
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// their APIs throw:
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Expect.throws(() => new io.File('name').existsSync());
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// ... but environment variable will indicate it is not supported.
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Expect.isFalse(const bool.fromEnvironment('dart.library.io'));
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}
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