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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
23 lines
899 B
Dart
23 lines
899 B
Dart
// Copyright (c) 2020, 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 = 2.9
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import "package:expect/expect.dart";
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main() {
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// Verify that the default value is as expected.
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Expect.equals(false, const bool.fromEnvironment('UNDEFINED_NAME'));
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Expect.equals(0, const int.fromEnvironment('UNDEFINED_NAME'));
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Expect.equals('', const String.fromEnvironment('UNDEFINED_NAME'));
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// Verify that `defaultValue` is used when passed, not the default values.
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Expect.equals(
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true, const bool.fromEnvironment('UNDEFINED_NAME', defaultValue: true));
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Expect.equals(
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1, const int.fromEnvironment('UNDEFINED_NAME', defaultValue: 1));
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Expect.equals('qux',
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const String.fromEnvironment('UNDEFINED_NAME', defaultValue: 'qux'));
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}
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