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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>
35 lines
2 KiB
Dart
35 lines
2 KiB
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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main() {
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// The following numbers are on the border of 52 bits.
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// For example: 4503599627370499 + 0.5 => 4503599627370500.
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Expect.equals(4503599627370496.0, 4503599627370496.0.roundToDouble());
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Expect.equals(4503599627370497.0, 4503599627370497.0.roundToDouble());
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Expect.equals(4503599627370498.0, 4503599627370498.0.roundToDouble());
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Expect.equals(4503599627370499.0, 4503599627370499.0.roundToDouble());
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Expect.equals(9007199254740991.0, 9007199254740991.0.roundToDouble());
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Expect.equals(9007199254740992.0, 9007199254740992.0.roundToDouble());
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Expect.equals(-4503599627370496.0, (-4503599627370496.0).roundToDouble());
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Expect.equals(-4503599627370497.0, (-4503599627370497.0).roundToDouble());
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Expect.equals(-4503599627370498.0, (-4503599627370498.0).roundToDouble());
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Expect.equals(-4503599627370499.0, (-4503599627370499.0).roundToDouble());
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Expect.equals(-9007199254740991.0, (-9007199254740991.0).roundToDouble());
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Expect.equals(-9007199254740992.0, (-9007199254740992.0).roundToDouble());
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Expect.isTrue(4503599627370496.0.roundToDouble() is double);
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Expect.isTrue(4503599627370497.0.roundToDouble() is double);
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Expect.isTrue(4503599627370498.0.roundToDouble() is double);
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Expect.isTrue(4503599627370499.0.roundToDouble() is double);
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Expect.isTrue(9007199254740991.0.roundToDouble() is double);
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Expect.isTrue(9007199254740992.0.roundToDouble() is double);
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Expect.isTrue((-4503599627370496.0).roundToDouble() is double);
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Expect.isTrue((-4503599627370497.0).roundToDouble() is double);
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Expect.isTrue((-4503599627370498.0).roundToDouble() is double);
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Expect.isTrue((-4503599627370499.0).roundToDouble() is double);
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Expect.isTrue((-9007199254740991.0).roundToDouble() is double);
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Expect.isTrue((-9007199254740992.0).roundToDouble() is double);
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}
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