tests/corelib_strong/double_round_to_double3_test.dart - Issue 2987793002: Migrate test block 7 to Dart 2.0.

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Side by Side Diff: tests/corelib_strong/double_round_to_double3_test.dart

Issue 2987793002: Migrate test block 7 to Dart 2.0. (Closed)

Patch Set: Test modifications Created 3 years, 4 months ago

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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 'package:expect/expect.dart';

6

7 main() {

8 // The following numbers are on the border of 52 bits.

9 // For example: 4503599627370499 + 0.5 => 4503599627370500.

10 Expect.equals(4503599627370496.0, 4503599627370496.0.roundToDouble());

11 Expect.equals(4503599627370497.0, 4503599627370497.0.roundToDouble());

12 Expect.equals(4503599627370498.0, 4503599627370498.0.roundToDouble());

13 Expect.equals(4503599627370499.0, 4503599627370499.0.roundToDouble());

14 Expect.equals(9007199254740991.0, 9007199254740991.0.roundToDouble());

15 Expect.equals(9007199254740992.0, 9007199254740992.0.roundToDouble());

16 Expect.equals(-4503599627370496.0, (-4503599627370496.0).roundToDouble());

17 Expect.equals(-4503599627370497.0, (-4503599627370497.0).roundToDouble());

18 Expect.equals(-4503599627370498.0, (-4503599627370498.0).roundToDouble());

19 Expect.equals(-4503599627370499.0, (-4503599627370499.0).roundToDouble());

20 Expect.equals(-9007199254740991.0, (-9007199254740991.0).roundToDouble());

21 Expect.equals(-9007199254740992.0, (-9007199254740992.0).roundToDouble());

22 Expect.isTrue(4503599627370496.0.roundToDouble() is double);

23 Expect.isTrue(4503599627370497.0.roundToDouble() is double);

24 Expect.isTrue(4503599627370498.0.roundToDouble() is double);

25 Expect.isTrue(4503599627370499.0.roundToDouble() is double);

26 Expect.isTrue(9007199254740991.0.roundToDouble() is double);

27 Expect.isTrue(9007199254740992.0.roundToDouble() is double);

28 Expect.isTrue((-4503599627370496.0).roundToDouble() is double);

29 Expect.isTrue((-4503599627370497.0).roundToDouble() is double);

30 Expect.isTrue((-4503599627370498.0).roundToDouble() is double);

31 Expect.isTrue((-4503599627370499.0).roundToDouble() is double);

32 Expect.isTrue((-9007199254740991.0).roundToDouble() is double);

33 Expect.isTrue((-9007199254740992.0).roundToDouble() is double);

34 }

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