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Change-Id: I29a401b875285cf709b1f69629dc0ac4420c3341 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/132120 Auto-Submit: Vijay Menon <vsm@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com> Commit-Queue: Vijay Menon <vsm@google.com>
17 lines
584 B
Dart
17 lines
584 B
Dart
// Copyright (c) 2014, 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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library null_test;
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import 'dart:js';
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import 'package:expect/expect.dart';
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main() {
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context.callMethod('eval', ['isNull = function (x) { return x === null; }']);
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context.callMethod(
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'eval', ['isUndefined = function (x) { return x === void 0; }']);
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Expect.isTrue(context['isNull'].apply([null]));
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Expect.isFalse(context['isUndefined'].apply([null]));
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}
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