tests/corelib_strong/double_floor_test.dart - Issue 2988573002: Migrate block 6 to Dart 2.0.

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Issue 2988573002: Migrate block 6 to Dart 2.0. (Closed)

Patch Set: Created 3 years, 5 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 Expect.equals(0, 0.0.floor());

9 Expect.equals(0, double.MIN_POSITIVE.floor());

10 Expect.equals(0, (2.0 * double.MIN_POSITIVE).floor());

11 Expect.equals(0, (1.18e-38).floor());

12 Expect.equals(0, (1.18e-38 * 2).floor());

13 Expect.equals(0, 0.49999999999999994.floor());

14 Expect.equals(0, 0.5.floor());

15 Expect.equals(0, 0.9999999999999999.floor());

16 Expect.equals(1, 1.0.floor());

17 Expect.equals(1, 1.000000000000001.floor());

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

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

20 Expect.equals(4503599627370496, 4503599627370496.0.floor());

21 Expect.equals(4503599627370497, 4503599627370497.0.floor());

22 Expect.equals(4503599627370498, 4503599627370498.0.floor());

23 Expect.equals(4503599627370499, 4503599627370499.0.floor());

24

25 Expect.equals(9007199254740991, 9007199254740991.0.floor());

26 Expect.equals(9007199254740992, 9007199254740992.0.floor());

27 Expect.equals(

28 17976931348623157081452742373170435679807056752584499659891747680315726078 00285387605895586327668781715404589535143824642343213268894641827684675467035375 16986049910576551282076245490090389328944075868508455133942304583236903222948165 808559332123348274797826204144723168738177180919299881250404026184124858368,

29 double.MAX_FINITE.floor());

30

31 Expect.equals(-1, (-double.MIN_POSITIVE).floor());

32 Expect.equals(-1, (2.0 * -double.MIN_POSITIVE).floor());

33 Expect.equals(-1, (-1.18e-38).floor());

34 Expect.equals(-1, (-1.18e-38 * 2).floor());

35 Expect.equals(-1, (-0.49999999999999994).floor());

36 Expect.equals(-1, (-0.5).floor());

37 Expect.equals(-1, (-0.9999999999999999).floor());

38 Expect.equals(-1, (-1.0).floor());

39 Expect.equals(-2, (-1.000000000000001).floor());

40 Expect.equals(-4503599627370496, (-4503599627370496.0).floor());

41 Expect.equals(-4503599627370497, (-4503599627370497.0).floor());

42 Expect.equals(-4503599627370498, (-4503599627370498.0).floor());

43 Expect.equals(-4503599627370499, (-4503599627370499.0).floor());

44 Expect.equals(-9007199254740991, (-9007199254740991.0).floor());

45 Expect.equals(-9007199254740992, (-9007199254740992.0).floor());

46 Expect.equals(

47 -1797693134862315708145274237317043567980705675258449965989174768031572607 80028538760589558632766878171540458953514382464234321326889464182768467546703537 51698604991057655128207624549009038932894407586850845513394230458323690322294816 5808559332123348274797826204144723168738177180919299881250404026184124858368,

48 (-double.MAX_FINITE).floor());

49

50 Expect.isTrue(0.0.floor() is int);

51 Expect.isTrue(double.MIN_POSITIVE.floor() is int);

52 Expect.isTrue((2.0 * double.MIN_POSITIVE).floor() is int);

53 Expect.isTrue((1.18e-38).floor() is int);

54 Expect.isTrue((1.18e-38 * 2).floor() is int);

55 Expect.isTrue(0.49999999999999994.floor() is int);

56 Expect.isTrue(0.5.floor() is int);

57 Expect.isTrue(0.9999999999999999.floor() is int);

58 Expect.isTrue(1.0.floor() is int);

59 Expect.isTrue(1.000000000000001.floor() is int);

60 Expect.isTrue(4503599627370496.0.floor() is int);

61 Expect.isTrue(4503599627370497.0.floor() is int);

62 Expect.isTrue(4503599627370498.0.floor() is int);

63 Expect.isTrue(4503599627370499.0.floor() is int);

64 Expect.isTrue(9007199254740991.0.floor() is int);

65 Expect.isTrue(9007199254740992.0.floor() is int);

66 Expect.isTrue(double.MAX_FINITE.floor() is int);

67

68 Expect.isTrue((-double.MIN_POSITIVE).floor() is int);

69 Expect.isTrue((2.0 * -double.MIN_POSITIVE).floor() is int);

70 Expect.isTrue((-1.18e-38).floor() is int);

71 Expect.isTrue((-1.18e-38 * 2).floor() is int);

72 Expect.isTrue((-0.49999999999999994).floor() is int);

73 Expect.isTrue((-0.5).floor() is int);

74 Expect.isTrue((-0.9999999999999999).floor() is int);

75 Expect.isTrue((-1.0).floor() is int);

76 Expect.isTrue((-1.000000000000001).floor() is int);

77 Expect.isTrue((-4503599627370496.0).floor() is int);

78 Expect.isTrue((-4503599627370497.0).floor() is int);

79 Expect.isTrue((-4503599627370498.0).floor() is int);

80 Expect.isTrue((-4503599627370499.0).floor() is int);

81 Expect.isTrue((-9007199254740991.0).floor() is int);

82 Expect.isTrue((-9007199254740992.0).floor() is int);

83 Expect.isTrue((-double.MAX_FINITE).floor() is int);

84 }

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