tests/corelib/duration_test.dart

// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import "package:expect/expect.dart";

main() {
  Duration d;
  d = new Duration(days: 1);
  Expect.equals(86400000000, d.inMicroseconds);
  Expect.equals(86400000, d.inMilliseconds);
  Expect.equals(86400, d.inSeconds);
  Expect.equals(1440, d.inMinutes);
  Expect.equals(24, d.inHours);
  Expect.equals(1, d.inDays);
  d = const Duration(hours: 1);
  Expect.equals(3600000000, d.inMicroseconds);
  Expect.equals(3600000, d.inMilliseconds);
  Expect.equals(3600, d.inSeconds);
  Expect.equals(60, d.inMinutes);
  Expect.equals(1, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(minutes: 1);
  Expect.equals(60000000, d.inMicroseconds);
  Expect.equals(60000, d.inMilliseconds);
  Expect.equals(60, d.inSeconds);
  Expect.equals(1, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = const Duration(seconds: 1);
  Expect.equals(1000000, d.inMicroseconds);
  Expect.equals(1000, d.inMilliseconds);
  Expect.equals(1, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(milliseconds: 1);
  Expect.equals(1000, d.inMicroseconds);
  Expect.equals(1, d.inMilliseconds);
  Expect.equals(0, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(microseconds: 1);
  Expect.equals(1, d.inMicroseconds);
  Expect.equals(0, d.inMilliseconds);
  Expect.equals(0, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);

  d = const Duration(milliseconds: 1, microseconds: 999);
  Expect.equals(1999, d.inMicroseconds);
  Expect.equals(1, d.inMilliseconds);
  d = const Duration(seconds: 1, milliseconds: 999);
  Expect.equals(1999, d.inMilliseconds);
  Expect.equals(1, d.inSeconds);
  d = new Duration(minutes: 1, seconds: 59);
  Expect.equals(119, d.inSeconds);
  Expect.equals(1, d.inMinutes);
  d = const Duration(hours: 1, minutes: 59);
  Expect.equals(119, d.inMinutes);
  Expect.equals(1, d.inHours);
  d = new Duration(days: 1, hours: 23);
  Expect.equals(47, d.inHours);
  Expect.equals(1, d.inDays);
  d = const Duration(
      days: 0,
      hours: 23,
      minutes: 59,
      seconds: 59,
      milliseconds: 999,
      microseconds: 999);
  Expect.equals(0, d.inDays);

  d = new Duration(days: -1);
  Expect.equals(-86400000000, d.inMicroseconds);
  Expect.equals(-86400000, d.inMilliseconds);
  Expect.equals(-86400, d.inSeconds);
  Expect.equals(-1440, d.inMinutes);
  Expect.equals(-24, d.inHours);
  Expect.equals(-1, d.inDays);
  d = const Duration(hours: -1);
  Expect.equals(-3600000000, d.inMicroseconds);
  Expect.equals(-3600000, d.inMilliseconds);
  Expect.equals(-3600, d.inSeconds);
  Expect.equals(-60, d.inMinutes);
  Expect.equals(-1, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(minutes: -1);
  Expect.equals(-60000000, d.inMicroseconds);
  Expect.equals(-60000, d.inMilliseconds);
  Expect.equals(-60, d.inSeconds);
  Expect.equals(-1, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = const Duration(seconds: -1);
  Expect.equals(-1000000, d.inMicroseconds);
  Expect.equals(-1000, d.inMilliseconds);
  Expect.equals(-1, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(milliseconds: -1);
  Expect.equals(-1000, d.inMicroseconds);
  Expect.equals(-1, d.inMilliseconds);
  Expect.equals(0, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);
  d = new Duration(microseconds: -1);
  Expect.equals(-1, d.inMicroseconds);
  Expect.equals(0, d.inMilliseconds);
  Expect.equals(0, d.inSeconds);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inDays);

  d = const Duration(days: 1, hours: -24);
  Expect.equals(0, d.inMicroseconds);
  d = new Duration(hours: 1, minutes: -60);
  Expect.equals(0, d.inMicroseconds);
  d = const Duration(minutes: 1, seconds: -60);
  Expect.equals(0, d.inMicroseconds);
  d = new Duration(seconds: 1, milliseconds: -1000);
  Expect.equals(0, d.inMicroseconds);
  d = new Duration(milliseconds: 1, microseconds: -1000);
  Expect.equals(0, d.inMicroseconds);

  d = const Duration(hours: 25);
  Expect.equals(1, d.inDays);
  Expect.equals(25, d.inHours);
  Expect.equals(1500, d.inMinutes);
  Expect.equals(90000, d.inSeconds);
  Expect.equals(90000000, d.inMilliseconds);
  Expect.equals(90000000000, d.inMicroseconds);
  d = new Duration(minutes: 61);
  Expect.equals(0, d.inDays);
  Expect.equals(1, d.inHours);
  Expect.equals(61, d.inMinutes);
  Expect.equals(3660, d.inSeconds);
  Expect.equals(3660000, d.inMilliseconds);
  Expect.equals(3660000000, d.inMicroseconds);
  d = const Duration(seconds: 61);
  Expect.equals(0, d.inDays);
  Expect.equals(0, d.inHours);
  Expect.equals(1, d.inMinutes);
  Expect.equals(61, d.inSeconds);
  Expect.equals(61000, d.inMilliseconds);
  Expect.equals(61000000, d.inMicroseconds);
  d = new Duration(milliseconds: 1001);
  Expect.equals(0, d.inDays);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inMinutes);
  Expect.equals(1, d.inSeconds);
  Expect.equals(1001, d.inMilliseconds);
  Expect.equals(1001000, d.inMicroseconds);
  d = new Duration(microseconds: 1001);
  Expect.equals(0, d.inDays);
  Expect.equals(0, d.inHours);
  Expect.equals(0, d.inMinutes);
  Expect.equals(0, d.inSeconds);
  Expect.equals(1, d.inMilliseconds);
  Expect.equals(1001, d.inMicroseconds);

  var d1 = const Duration(milliseconds: 1000);
  var d2 = const Duration(seconds: 1);
  Expect.identical(d1, d2);

  d1 = const Duration(microseconds: 1000);
  d2 = const Duration(milliseconds: 1);
  Expect.identical(d1, d2);

  d1 = new Duration(hours: 1);
  d2 = new Duration(hours: -1);
  d = d1 + d2;
  Expect.equals(0, d.inMicroseconds);
  d = d1 - d2;
  Expect.equals(3600000000 * 2, d.inMicroseconds);

  d2 = new Duration(hours: 1);
  d = d1 + d2;
  Expect.equals(3600000000 * 2, d.inMicroseconds);
  d = d1 - d2;
  Expect.equals(0, d.inMicroseconds);

  d = d1 * 2;
  Expect.equals(3600000000 * 2, d.inMicroseconds);
  d = d1 * -1;
  Expect.equals(-3600000000, d.inMicroseconds);
  d = d1 * 0;
  Expect.equals(0, d.inMicroseconds);

  d = d1 ~/ 2;
  Expect.equals(1800000000, d.inMicroseconds);
  d = d1 ~/ 3600000001;
  Expect.equals(0, d.inMicroseconds);
  d = d1 ~/ -3600000001;
  Expect.equals(0, d.inMicroseconds);
  d = d1 ~/ 3599999999;
  Expect.equals(1, d.inMicroseconds);
  d = d1 ~/ -3599999999;
  Expect.equals(-1, d.inMicroseconds);
  d = d1 ~/ -1;
  Expect.equals(-3600000000, d.inMicroseconds);
  d = d1 * 0;
  Expect.equals(0, d.inMicroseconds);
  Expect.throws(() => d1 ~/ 0, (e) => e is UnsupportedError);

  d = new Duration(microseconds: 0);
  Expect.isTrue(d < new Duration(microseconds: 1));
  Expect.isTrue(d <= new Duration(microseconds: 1));
  Expect.isTrue(d <= d);
  Expect.isTrue(d > new Duration(microseconds: -1));
  Expect.isTrue(d >= new Duration(microseconds: -1));
  Expect.isTrue(d >= d);

  d = const Duration(
      days: 1,
      hours: 3,
      minutes: 17,
      seconds: 42,
      milliseconds: 823,
      microseconds: 127);
  Expect.equals("27:17:42.823127", d.toString());

  d = const Duration(hours: 1999, minutes: 17, seconds: 42);
  Expect.equals("1999:17:42.000000", d.toString());

  d = const Duration(
      days: -1,
      hours: -3,
      minutes: -17,
      seconds: -42,
      milliseconds: -823,
      microseconds: -127);
  Expect.equals("-27:17:42.823127", d.toString());

  d = const Duration(hours: -1999, minutes: -17, seconds: -42);
  Expect.equals("-1999:17:42.000000", d.toString());

  // Edge conditions for toString of microseconds.
  // Regression test for http://dartbug.com/15678

  d = const Duration(microseconds: 1);
  Expect.equals("0:00:00.000001", d.toString());

  d = const Duration(microseconds: 9);
  Expect.equals("0:00:00.000009", d.toString());

  d = const Duration(microseconds: 10);
  Expect.equals("0:00:00.000010", d.toString());

  d = const Duration(microseconds: 99);
  Expect.equals("0:00:00.000099", d.toString());

  d = const Duration(microseconds: 100);
  Expect.equals("0:00:00.000100", d.toString());

  d = const Duration(microseconds: 999);
  Expect.equals("0:00:00.000999", d.toString());

  d = const Duration(microseconds: 1000);
  Expect.equals("0:00:00.001000", d.toString());

  d = const Duration(microseconds: 9999);
  Expect.equals("0:00:00.009999", d.toString());

  d = const Duration(microseconds: 10000);
  Expect.equals("0:00:00.010000", d.toString());

  d = const Duration(microseconds: 99999);
  Expect.equals("0:00:00.099999", d.toString());

  d = const Duration(microseconds: 100000);
  Expect.equals("0:00:00.100000", d.toString());

  d = const Duration(microseconds: 999999);
  Expect.equals("0:00:00.999999", d.toString());

  d = const Duration(microseconds: 1000000);
  Expect.equals("0:00:01.000000", d.toString());

  // Regression test: Infinite loop prior to fix.
  d = const Duration(microseconds: -0x8000000000000000);
  Expect.equals("-2562047788:00:54.775808", d.toString());

  d = const Duration(
      hours: -2562047788, minutes: 0, seconds: -54, microseconds: -775808);
  Expect.equals(-0x8000000000000000, d.inMicroseconds);

  d1 = const Duration(hours: 1);
  d2 = const Duration(hours: -1);
  Expect.isFalse(d1.isNegative);
  Expect.isTrue(d2.isNegative);
  Expect.equals(d1, d1.abs());
  Expect.equals(d1, d2.abs());

  Expect.equals(d2, -d1);
  Expect.equals(d1, -d2);

  // Regression test for http://dartbug.com/48841
  d = const Duration(minutes: -1);
  Expect.equals("-0:01:00.000000", d.toString());
  d = const Duration(seconds: -1);
  Expect.equals("-0:00:01.000000", d.toString());
  d = const Duration(milliseconds: -1);
  Expect.equals("-0:00:00.001000", d.toString());
  d = const Duration(microseconds: -1);
  Expect.equals("-0:00:00.000001", d.toString());
  d = const Duration(microseconds: -9223372036854775808); // Min 64-bit int.
  // Not checking precise values, because they will be off on the web.
  Expect.equals("-2562047788:00:54.775808", d.toString());
  Expect.isTrue(d.toString().startsWith("-"));
  Expect.isFalse(d.toString().startsWith("--"));
  d = const Duration(minutes: -0); // is -0.0 on web.
  Expect.equals("0:00:00.000000", d.toString());

  // Regression test for https://github.com/dart-lang/sdk/issues/51584
  // (Didn't fix it all in 48841.)
  d = const Duration(hours: -1);
  Expect.equals("-1:00:00.000000", d.toString());

  // Adding -0.0's gives -0.0 again.
  d = const Duration(
      days: -0,
      hours: -0,
      minutes: -0,
      seconds: -0,
      milliseconds: -0,
      microseconds: -0);
  Expect.equals("0:00:00.000000", d.toString());
}