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a4d799c402
Note that cast_test.dart isn't migrated yet due to #39517. First patch set is just copying the tests over. The second patchset has the actual meaningful changes. Change-Id: I89233f20187b4305a776f865cde09a984423fa4f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/125920 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse R.H. Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
22 lines
715 B
Dart
22 lines
715 B
Dart
// Copyright (c) 2013, 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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import "package:expect/expect.dart";
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import 'dart:math';
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main() {
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Duration d, d1;
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d1 = new Duration(microseconds: pow(2, 53) as int);
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d = d1 * 2;
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Expect.equals(pow(2, 54), d.inMicroseconds);
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d = d1 * 1.5;
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Expect.equals(pow(2, 53).toDouble() * 1.5, d.inMicroseconds);
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Expect.isTrue(d.inMicroseconds is int);
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// Test that we lose precision when multiplying with a double.
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d = new Duration(microseconds: (pow(2, 53) as int) + 1) * 1.0;
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Expect.equals(0, d.inMicroseconds % 2);
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}
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