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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 import "dart:isolate"; | |
6 | |
7 import "package:expect/expect.dart"; | |
8 | |
9 void test(port) { | |
10 Expect.isNull(const String.fromEnvironment('NOT_FOUND')); | |
11 Expect.equals('x', | |
12 const String.fromEnvironment('NOT_FOUND', defaultValue: 'x')); | |
13 if (port != null) port.send(null); | |
14 } | |
15 | |
16 main() { | |
17 test(null); | |
18 var port = new ReceivePort(); | |
19 Isolate.spawn(test, port.sendPort); | |
20 port.listen((_) => port.close()); | |
21 } | |
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