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// Copyright (c) 2012, 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";
// Dart test program for DateTime.
bool get supportsMicroseconds =>
new DateTime.fromMicrosecondsSinceEpoch(1).microsecondsSinceEpoch == 1;
// Identical to _maxMillisecondsSinceEpoch in date_time.dart
const int _MAX_MILLISECONDS = 8640000000000000;
// Tests if the time moves eventually forward.
void testNow() {
var t1 = new DateTime.now();
bool timeMovedForward = false;
const int N = 1000000;
outer:
while (true) {
for (int i = N; i > 0; i--) {
var t2 = new DateTime.now();
if (t1.millisecondsSinceEpoch < t2.millisecondsSinceEpoch) {
break outer;
}
}
print("testNow: No Date.now() progress in $N loops. Time: $t1");
}
Expect.isFalse(t1.isUtc);
}
void testMillisecondsSinceEpoch() {
var dt1 = new DateTime.now();
var millisecondsSinceEpoch = dt1.millisecondsSinceEpoch;
var dt2 = new DateTime.fromMillisecondsSinceEpoch(millisecondsSinceEpoch);
Expect.equals(millisecondsSinceEpoch, dt2.millisecondsSinceEpoch);
}
void testMicrosecondsSinceEpoch() {
var dt1 = new DateTime.fromMillisecondsSinceEpoch(1);
var microsecondsSinceEpoch = dt1.microsecondsSinceEpoch;
var dt2 = new DateTime.fromMicrosecondsSinceEpoch(microsecondsSinceEpoch);
Expect.equals(microsecondsSinceEpoch, dt2.microsecondsSinceEpoch);
dt1 = new DateTime.now();
microsecondsSinceEpoch = dt1.microsecondsSinceEpoch;
dt2 = new DateTime.fromMicrosecondsSinceEpoch(microsecondsSinceEpoch);
Expect.equals(microsecondsSinceEpoch, dt2.microsecondsSinceEpoch);
}
void testFarAwayDates() {
DateTime dt =
new DateTime.fromMillisecondsSinceEpoch(1000000000000001, isUtc: true);
Expect.equals(33658, dt.year);
Expect.equals(9, dt.month);
Expect.equals(27, dt.day);
Expect.equals(1, dt.hour);
Expect.equals(46, dt.minute);
Expect.equals(40, dt.second);
Expect.equals(1, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-1000000000000001, isUtc: true);
Expect.equals(-29719, dt.year);
Expect.equals(4, dt.month);
Expect.equals(5, dt.day);
Expect.equals(22, dt.hour);
Expect.equals(13, dt.minute);
Expect.equals(19, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(0, dt.microsecond);
// Same with local zone.
dt = new DateTime.fromMillisecondsSinceEpoch(1000000000000001);
Expect.equals(33658, dt.year);
Expect.equals(9, dt.month);
Expect.equals(true, dt.day == 27 || dt.day == 26);
// Not much we can test for local hour.
Expect.equals(true, dt.hour >= 0 && dt.hour < 24);
// Timezones can have offsets down to 15 minute.
Expect.equals(true, dt.minute % 15 == 46 % 15);
Expect.equals(40, dt.second);
Expect.equals(1, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-1000000000000001);
Expect.equals(-29719, dt.year);
Expect.equals(4, dt.month);
Expect.equals(true, 5 == dt.day || 6 == dt.day);
// Not much we can test for local hour.
Expect.equals(true, dt.hour >= 0 && dt.hour < 24);
// Timezones can have offsets down to 15 minute.
Expect.equals(true, dt.minute % 15 == 13);
Expect.equals(19, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(0, dt.microsecond);
if (!supportsMicroseconds) return;
dt =
new DateTime.fromMicrosecondsSinceEpoch(1000000000000000001, isUtc: true);
Expect.equals(33658, dt.year);
Expect.equals(9, dt.month);
Expect.equals(27, dt.day);
Expect.equals(1, dt.hour);
Expect.equals(46, dt.minute);
Expect.equals(40, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(1, dt.microsecond);
dt = new DateTime.fromMicrosecondsSinceEpoch(-1000000000000000001,
isUtc: true);
Expect.equals(-29719, dt.year);
Expect.equals(4, dt.month);
Expect.equals(5, dt.day);
Expect.equals(22, dt.hour);
Expect.equals(13, dt.minute);
Expect.equals(19, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(999, dt.microsecond);
// Same with local zone.
dt = new DateTime.fromMicrosecondsSinceEpoch(1000000000000000001);
Expect.equals(33658, dt.year);
Expect.equals(9, dt.month);
Expect.equals(true, dt.day == 27 || dt.day == 26);
// Not much we can test for local hour.
Expect.equals(true, dt.hour >= 0 && dt.hour < 24);
// Timezones can have offsets down to 15 minute.
Expect.equals(true, dt.minute % 15 == 46 % 15);
Expect.equals(40, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(1, dt.microsecond);
dt = new DateTime.fromMicrosecondsSinceEpoch(-1000000000000000001);
Expect.equals(-29719, dt.year);
Expect.equals(4, dt.month);
Expect.equals(true, 5 == dt.day || 6 == dt.day);
// Not much we can test for local hour.
Expect.equals(true, dt.hour >= 0 && dt.hour < 24);
// Timezones can have offsets down to 15 minute.
Expect.equals(true, dt.minute % 15 == 13);
Expect.equals(19, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(999, dt.microsecond);
}
void testEquivalentYears() {
// All hardcoded values come from V8. This means that the values are not
// necessarily correct (see limitations of DateTime object in
// EcmaScript 15.9.1 and in particular 15.9.1.8/9).
DateTime dt =
new DateTime.fromMillisecondsSinceEpoch(-31485600000, isUtc: true);
Expect.equals(1969, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-63108000000, isUtc: true);
Expect.equals(1968, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-94644000000, isUtc: true);
Expect.equals(1967, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-126180000000, isUtc: true);
Expect.equals(1966, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-157716000000, isUtc: true);
Expect.equals(1965, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-2177402400000, isUtc: true);
Expect.equals(1901, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-5333076000000, isUtc: true);
Expect.equals(1801, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-8520285600000, isUtc: true);
Expect.equals(1700, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-14831719200000, isUtc: true);
Expect.equals(1500, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-59011408800000, isUtc: true);
Expect.equals(100, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(14, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-62011408800000, isUtc: true);
Expect.equals(4, dt.year);
Expect.equals(12, dt.month);
Expect.equals(8, dt.day);
Expect.equals(8, dt.hour);
Expect.equals(40, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-64011408800000, isUtc: true);
Expect.equals(-59, dt.year);
Expect.equals(7, dt.month);
Expect.equals(24, dt.day);
Expect.equals(5, dt.hour);
Expect.equals(6, dt.minute);
Expect.equals(40, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
final int SECONDS_YEAR_2035 = 2051222400;
dt = new DateTime.fromMillisecondsSinceEpoch(SECONDS_YEAR_2035 * 1000 + 1,
isUtc: true);
Expect.equals(2035, dt.year);
Expect.equals(1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(0, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(1, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(SECONDS_YEAR_2035 * 1000 - 1,
isUtc: true);
Expect.equals(2034, dt.year);
Expect.equals(12, dt.month);
Expect.equals(31, dt.day);
Expect.equals(23, dt.hour);
Expect.equals(59, dt.minute);
Expect.equals(59, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.utc(2035, 1, 1, 0, 0, 0, 1);
Expect.equals(SECONDS_YEAR_2035 * 1000 + 1, dt.millisecondsSinceEpoch);
dt = new DateTime.utc(2034, 12, 31, 23, 59, 59, 999);
Expect.equals(SECONDS_YEAR_2035 * 1000 - 1, dt.millisecondsSinceEpoch);
dt = new DateTime.fromMillisecondsSinceEpoch(SECONDS_YEAR_2035 * 1000 + 1);
Expect.equals(
true,
(2035 == dt.year && 1 == dt.month && 1 == dt.day) ||
(2034 == dt.year && 12 == dt.month && 31 == dt.day));
Expect.equals(0, dt.second);
Expect.equals(1, dt.millisecond);
DateTime dt2 = new DateTime(
dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second, dt.millisecond);
Expect.equals(dt.millisecondsSinceEpoch, dt2.millisecondsSinceEpoch);
dt = new DateTime.fromMillisecondsSinceEpoch(SECONDS_YEAR_2035 * 1000 - 1);
Expect.equals(
true,
(2035 == dt.year && 1 == dt.month && 1 == dt.day) ||
(2034 == dt.year && 12 == dt.month && 31 == dt.day));
Expect.equals(59, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt2 = new DateTime(
dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second, dt.millisecond);
Expect.equals(dt.millisecondsSinceEpoch, dt2.millisecondsSinceEpoch);
dt = new DateTime.fromMillisecondsSinceEpoch(2100000000 * 1000, isUtc: true);
Expect.equals(2036, dt.year);
Expect.equals(7, dt.month);
Expect.equals(18, dt.day);
Expect.equals(13, dt.hour);
Expect.equals(20, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
// Internally this will use the maximum value for the native calls.
dt = new DateTime(2036, 7, 18, 13, 20);
Expect.equals(2036, dt.year);
Expect.equals(7, dt.month);
Expect.equals(18, dt.day);
Expect.equals(13, dt.hour);
Expect.equals(20, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
Expect.equals("2036-07-18 13:20:00.000", dt.toString());
if (!supportsMicroseconds) return;
dt = new DateTime.utc(2035, 1, 1, 0, 0, 0, 0, 1);
Expect.equals(SECONDS_YEAR_2035 * 1000000 + 1, dt.microsecondsSinceEpoch);
dt = new DateTime.utc(2034, 12, 31, 23, 59, 59, 999, 999);
Expect.equals(SECONDS_YEAR_2035 * 1000000 - 1, dt.microsecondsSinceEpoch);
dt = new DateTime.fromMicrosecondsSinceEpoch(SECONDS_YEAR_2035 * 1000000 + 1);
Expect.equals(
true,
(2035 == dt.year && 1 == dt.month && 1 == dt.day) ||
(2034 == dt.year && 12 == dt.month && 31 == dt.day));
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(1, dt.microsecond);
dt2 = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second,
dt.millisecond, dt.microsecond);
Expect.equals(dt.microsecondsSinceEpoch, dt2.microsecondsSinceEpoch);
dt = new DateTime.fromMicrosecondsSinceEpoch(SECONDS_YEAR_2035 * 1000000 - 1);
Expect.equals(
true,
(2035 == dt.year && 1 == dt.month && 1 == dt.day) ||
(2034 == dt.year && 12 == dt.month && 31 == dt.day));
Expect.equals(59, dt.second);
Expect.equals(999, dt.millisecond);
Expect.equals(999, dt.microsecond);
dt2 = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second,
dt.millisecond, dt.microsecond);
Expect.equals(dt.millisecondsSinceEpoch, dt2.millisecondsSinceEpoch);
dt = new DateTime.fromMicrosecondsSinceEpoch(2100000000 * 1000000,
isUtc: true);
Expect.equals(2036, dt.year);
Expect.equals(7, dt.month);
Expect.equals(18, dt.day);
Expect.equals(13, dt.hour);
Expect.equals(20, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
}
void testExtremes() {
var dt =
new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS, isUtc: true);
Expect.equals(275760, dt.year);
Expect.equals(9, dt.month);
Expect.equals(13, dt.day);
Expect.equals(0, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS, isUtc: true);
Expect.equals(-271821, dt.year);
Expect.equals(4, dt.month);
Expect.equals(20, dt.day);
Expect.equals(0, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
// Make sure that we can build the extreme dates in local too.
dt = new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS);
dt = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute);
Expect.equals(_MAX_MILLISECONDS, dt.millisecondsSinceEpoch);
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS);
dt = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute);
Expect.equals(-_MAX_MILLISECONDS, dt.millisecondsSinceEpoch);
Expect.throws(() => new DateTime.fromMillisecondsSinceEpoch(
_MAX_MILLISECONDS + 1,
isUtc: true));
Expect.throws(() => new DateTime.fromMillisecondsSinceEpoch(
-_MAX_MILLISECONDS - 1,
isUtc: true));
Expect.throws(
() => new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS + 1));
Expect.throws(
() => new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS - 1));
dt = new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS);
Expect.throws(
() => new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 1));
dt = new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS, isUtc: true);
Expect.throws(() =>
new DateTime.utc(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 1));
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS);
Expect.throws(
() => new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, -1));
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS, isUtc: true);
Expect.throws(() =>
new DateTime.utc(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, -1));
if (!supportsMicroseconds) return;
dt = new DateTime.fromMicrosecondsSinceEpoch(_MAX_MILLISECONDS * 1000);
dt = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute);
Expect.equals(_MAX_MILLISECONDS * 1000, dt.microsecondsSinceEpoch);
dt = new DateTime.fromMicrosecondsSinceEpoch(-_MAX_MILLISECONDS * 1000);
dt = new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute);
Expect.equals(-_MAX_MILLISECONDS * 1000, dt.microsecondsSinceEpoch);
Expect.throws(() => new DateTime.fromMicrosecondsSinceEpoch(
_MAX_MILLISECONDS * 1000 + 1,
isUtc: true));
Expect.throws(() => new DateTime.fromMicrosecondsSinceEpoch(
-_MAX_MILLISECONDS * 1000 - 1,
isUtc: true));
Expect.throws(() =>
new DateTime.fromMicrosecondsSinceEpoch(_MAX_MILLISECONDS * 1000 + 1));
Expect.throws(() =>
new DateTime.fromMicrosecondsSinceEpoch(-_MAX_MILLISECONDS * 1000 - 1));
dt = new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS);
Expect.throws(() =>
new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 0, 1));
dt = new DateTime.fromMillisecondsSinceEpoch(_MAX_MILLISECONDS, isUtc: true);
Expect.throws(() =>
new DateTime.utc(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 0, 1));
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS);
Expect.throws(() =>
new DateTime(dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 0, -1));
dt = new DateTime.fromMillisecondsSinceEpoch(-_MAX_MILLISECONDS, isUtc: true);
Expect.throws(() => new DateTime.utc(
dt.year, dt.month, dt.day, dt.hour, dt.minute, 0, 0, -1));
}
void testUTCGetters() {
var dt = new DateTime.fromMillisecondsSinceEpoch(1305140315000, isUtc: true);
Expect.equals(2011, dt.year);
Expect.equals(5, dt.month);
Expect.equals(11, dt.day);
Expect.equals(18, dt.hour);
Expect.equals(58, dt.minute);
Expect.equals(35, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(0, dt.microsecond);
Expect.equals(true, dt.isUtc);
Expect.equals(1305140315000, dt.millisecondsSinceEpoch);
dt = new DateTime.fromMillisecondsSinceEpoch(-9999999, isUtc: true);
Expect.equals(1969, dt.year);
Expect.equals(12, dt.month);
Expect.equals(31, dt.day);
Expect.equals(21, dt.hour);
Expect.equals(13, dt.minute);
Expect.equals(20, dt.second);
Expect.equals(1, dt.millisecond);
Expect.equals(0, dt.microsecond);
if (!supportsMicroseconds) return;
dt = new DateTime.fromMicrosecondsSinceEpoch(-9999999999, isUtc: true);
Expect.equals(1969, dt.year);
Expect.equals(12, dt.month);
Expect.equals(31, dt.day);
Expect.equals(21, dt.hour);
Expect.equals(13, dt.minute);
Expect.equals(20, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(1, dt.microsecond);
}
void testLocalGetters() {
var dt1 = new DateTime.fromMillisecondsSinceEpoch(1305140315000);
var dt2 = new DateTime.utc(dt1.year, dt1.month, dt1.day, dt1.hour, dt1.minute,
dt1.second, dt1.millisecond, dt1.microsecond);
Duration zoneOffset = dt1.difference(dt2);
Expect.equals(true, zoneOffset.inDays == 0);
Expect.equals(true, zoneOffset.inHours.abs() <= 12);
Expect.equals(dt1.year, dt2.year);
Expect.equals(dt1.month, dt2.month);
Expect.equals(true, (dt1.day - dt2.day).abs() <= 1);
Expect.equals(true, dt1.hour < 24);
// There are timezones with 0.5 or 0.25 hour offsets.
Expect.equals(
true,
(dt1.minute == dt2.minute) ||
((dt1.minute - dt2.minute).abs() == 30) ||
((dt1.minute - dt2.minute).abs() == 15));
Expect.equals(dt1.second, dt2.second);
Expect.equals(dt1.millisecond, dt2.millisecond);
Expect.equals(dt1.microsecond, dt2.microsecond);
}
void testConstructors() {
var dt0 = new DateTime.utc(2011, 5, 11, 18, 58, 35, 0, 0);
var dt0b = new DateTime.utc(2011, 5, 11, 18, 58, 35, 0, 0).toLocal();
Expect.equals(1305140315000, dt0.millisecondsSinceEpoch);
var dt1 = new DateTime.fromMillisecondsSinceEpoch(1305140315000);
Expect.equals(dt1.millisecondsSinceEpoch, dt0.millisecondsSinceEpoch);
Expect.equals(dt1.microsecondsSinceEpoch, dt0.microsecondsSinceEpoch);
Expect.equals(false, dt1 == dt0);
Expect.equals(true, dt1 == dt0b);
var dt3 = new DateTime(dt1.year, dt1.month, dt1.day, dt1.hour, dt1.minute,
dt1.second, dt1.millisecond, dt1.microsecond);
Expect.equals(dt1.millisecondsSinceEpoch, dt3.millisecondsSinceEpoch);
Expect.equals(dt1.microsecondsSinceEpoch, dt3.microsecondsSinceEpoch);
Expect.equals(false, dt3 == dt0);
Expect.equals(true, dt1 == dt3);
dt3 = new DateTime(dt1.year, dt1.month, dt1.day, dt1.hour, dt1.minute,
dt1.second, dt1.millisecond, dt1.microsecond);
Expect.equals(dt1.millisecondsSinceEpoch, dt3.millisecondsSinceEpoch);
Expect.equals(dt1.microsecondsSinceEpoch, dt3.microsecondsSinceEpoch);
Expect.equals(true, dt1 == dt3);
var dt2 = dt1.toLocal();
dt3 = new DateTime(2011, 5, dt1.day, dt1.hour, dt1.minute, 35, 0, 0);
Expect.equals(dt2.millisecondsSinceEpoch, dt3.millisecondsSinceEpoch);
Expect.equals(dt2.microsecondsSinceEpoch, dt3.microsecondsSinceEpoch);
Expect.equals(true, dt2 == dt3);
dt1 = new DateTime.fromMillisecondsSinceEpoch(-9999999, isUtc: true);
dt3 = new DateTime.utc(dt1.year, dt1.month, dt1.day, dt1.hour, dt1.minute,
dt1.second, dt1.millisecond);
Expect.equals(dt1.millisecondsSinceEpoch, dt3.millisecondsSinceEpoch);
Expect.equals(dt1.microsecondsSinceEpoch, dt3.microsecondsSinceEpoch);
dt3 = new DateTime.utc(99, 1, 2, 10, 11, 12, 0);
Expect.equals(99, dt3.year);
Expect.equals(1, dt3.month);
Expect.equals(2, dt3.day);
Expect.equals(10, dt3.hour);
Expect.equals(11, dt3.minute);
Expect.equals(12, dt3.second);
Expect.equals(0, dt3.millisecond);
Expect.equals(0, dt3.microsecond);
Expect.equals(true, dt3.isUtc);
var dt4 = new DateTime(99, 1, 2);
Expect.equals(99, dt4.year);
Expect.equals(1, dt4.month);
Expect.equals(2, dt4.day);
Expect.equals(0, dt4.hour);
Expect.equals(0, dt4.minute);
Expect.equals(0, dt4.second);
Expect.equals(0, dt4.millisecond);
Expect.equals(0, dt4.microsecond);
Expect.isFalse(dt4.isUtc);
var dt5 = new DateTime.utc(99, 1, 2);
Expect.equals(99, dt5.year);
Expect.equals(1, dt5.month);
Expect.equals(2, dt5.day);
Expect.equals(0, dt5.hour);
Expect.equals(0, dt5.minute);
Expect.equals(0, dt5.second);
Expect.equals(0, dt5.millisecond);
Expect.equals(0, dt5.microsecond);
Expect.isTrue(dt5.isUtc);
var dt6 = new DateTime(2012, 2, 27, 13, 27, 0);
Expect.equals(2012, dt6.year);
Expect.equals(2, dt6.month);
Expect.equals(27, dt6.day);
Expect.equals(13, dt6.hour);
Expect.equals(27, dt6.minute);
Expect.equals(0, dt6.second);
Expect.equals(0, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
Expect.isFalse(dt6.isUtc);
var dt7 = new DateTime.utc(2012, 2, 27, 13, 27, 0);
Expect.equals(2012, dt7.year);
Expect.equals(2, dt7.month);
Expect.equals(27, dt7.day);
Expect.equals(13, dt7.hour);
Expect.equals(27, dt7.minute);
Expect.equals(0, dt7.second);
Expect.equals(0, dt7.millisecond);
Expect.equals(0, dt7.microsecond);
Expect.isTrue(dt7.isUtc);
}
void testChangeTimeZone() {
var dt1 = new DateTime.fromMillisecondsSinceEpoch(1305140315000);
var dt2 = dt1.toUtc();
Expect.equals(dt1.millisecondsSinceEpoch, dt2.millisecondsSinceEpoch);
var dt3 = new DateTime.fromMillisecondsSinceEpoch(1305140315000, isUtc: true);
Expect.equals(dt1.millisecondsSinceEpoch, dt3.millisecondsSinceEpoch);
Expect.equals(dt2.year, dt3.year);
Expect.equals(dt2.month, dt3.month);
Expect.equals(dt2.day, dt3.day);
Expect.equals(dt2.hour, dt3.hour);
Expect.equals(dt2.minute, dt3.minute);
Expect.equals(dt2.second, dt3.second);
Expect.equals(dt2.millisecond, dt3.millisecond);
Expect.equals(dt2.microsecond, dt3.microsecond);
var dt4 = dt3.toLocal();
Expect.equals(dt1.year, dt4.year);
Expect.equals(dt1.month, dt4.month);
Expect.equals(dt1.day, dt4.day);
Expect.equals(dt1.hour, dt4.hour);
Expect.equals(dt1.minute, dt4.minute);
Expect.equals(dt1.second, dt4.second);
Expect.equals(dt1.millisecond, dt4.millisecond);
Expect.equals(dt1.microsecond, dt4.microsecond);
}
void testSubAdd() {
var dt1 = new DateTime.fromMillisecondsSinceEpoch(1305140315000, isUtc: true);
var dt2 = dt1
.add(new Duration(milliseconds: 3 * Duration.millisecondsPerSecond + 5));
Expect.equals(dt1.year, dt2.year);
Expect.equals(dt1.month, dt2.month);
Expect.equals(dt1.day, dt2.day);
Expect.equals(dt1.hour, dt2.hour);
Expect.equals(dt1.minute, dt2.minute);
Expect.equals(dt1.second + 3, dt2.second);
Expect.equals(dt1.millisecond + 5, dt2.millisecond);
Expect.equals(dt1.microsecond, dt2.microsecond);
var dt3 = dt2.subtract(
new Duration(milliseconds: 3 * Duration.millisecondsPerSecond + 5));
Expect.equals(true, dt1 == dt3);
Expect.equals(false, dt1 == dt2);
if (!supportsMicroseconds) return;
dt1 = new DateTime.fromMillisecondsSinceEpoch(1305140315000, isUtc: true);
dt2 = dt1
.add(new Duration(microseconds: 3 * Duration.microsecondsPerSecond + 5));
Expect.equals(dt1.year, dt2.year);
Expect.equals(dt1.month, dt2.month);
Expect.equals(dt1.day, dt2.day);
Expect.equals(dt1.hour, dt2.hour);
Expect.equals(dt1.minute, dt2.minute);
Expect.equals(dt1.second + 3, dt2.second);
Expect.equals(dt1.millisecond, dt2.millisecond);
Expect.equals(dt1.microsecond + 5, dt2.microsecond);
dt3 = dt2.subtract(
new Duration(microseconds: 3 * Duration.microsecondsPerSecond + 5));
Expect.equals(true, dt1 == dt3);
Expect.equals(false, dt1 == dt2);
}
void testUnderflowAndOverflow() {
int microsecond = supportsMicroseconds ? 499 : 0;
final dtBase = new DateTime(2012, 6, 20, 12, 30, 30, 500, microsecond);
// Millisecond
print(" >>> Millisecond+");
var dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, dtBase.second, 1000, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second + 1, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Millisecond-");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, dtBase.second, -1000, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second - 1, dt.second);
Expect.equals(0, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Second
print(" >>> Second+");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, 60, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute + 1, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Second-");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, -60, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute - 1, dt.minute);
Expect.equals(0, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Minute
print(" >>> Minute+");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour, 60,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour + 1, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Minute-");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour, -60,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour - 1, dt.hour);
Expect.equals(0, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Hour
print(" >>> Hour+");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, 24, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day + 1, dt.day);
Expect.equals(0, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Hour-");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, -24, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day - 1, dt.day);
Expect.equals(0, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Day
print(" >>> Day+");
dt = new DateTime(dtBase.year, dtBase.month, 31, dtBase.hour, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month + 1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Day-");
dt = new DateTime(dtBase.year, dtBase.month, -30, dtBase.hour, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month - 1, dt.month);
Expect.equals(1, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Month
print(" >>> Month+");
dt = new DateTime(dtBase.year, 13, dtBase.day, dtBase.hour, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year + 1, dt.year);
Expect.equals(1, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
print(" >>> Month-");
dt = new DateTime(dtBase.year, -11, dtBase.day, dtBase.hour, dtBase.minute,
dtBase.second, dtBase.millisecond, dtBase.microsecond);
Expect.equals(dtBase.year - 1, dt.year);
Expect.equals(1, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond, dt.millisecond);
Expect.equals(dtBase.microsecond, dt.microsecond);
// Flowing all the way up the chain.
print(" >>> Flow+");
var dtBase1 = new DateTime(2012, 12, 31, 23, 59, 59, 999, 000);
var dtTick = new DateTime(
dtBase1.year,
dtBase1.month,
dtBase1.day,
dtBase1.hour,
dtBase1.minute,
dtBase1.second,
dtBase1.millisecond + 1,
dtBase1.microsecond);
Expect.equals(dtBase1.year + 1, dtTick.year);
Expect.equals(1, dtTick.month);
Expect.equals(1, dtTick.day);
Expect.equals(0, dtTick.hour);
Expect.equals(0, dtTick.minute);
Expect.equals(0, dtTick.second);
Expect.equals(0, dtTick.millisecond);
Expect.equals(0, dtTick.microsecond);
print(" >>> Flow-");
dtBase1 = new DateTime(2012, 1, 1, 0, 0, 0, 0);
dtTick = new DateTime(
dtBase1.year,
dtBase1.month,
dtBase1.day,
dtBase1.hour,
dtBase1.minute,
dtBase1.second,
dtBase1.millisecond - 1,
dtBase1.microsecond);
Expect.equals(dtBase1.year - 1, dtTick.year);
Expect.equals(12, dtTick.month);
Expect.equals(31, dtTick.day);
Expect.equals(23, dtTick.hour);
Expect.equals(59, dtTick.minute);
Expect.equals(59, dtTick.second);
Expect.equals(999, dtTick.millisecond);
Expect.equals(0, dtTick.microsecond);
print(" >>> extra underflow");
dtTick = new DateTime(dtBase1.year, dtBase1.month, dtBase1.day, -17520,
dtBase1.minute, dtBase1.second, dtBase1.millisecond, dtBase1.microsecond);
Expect.equals(dtBase1.year - 2, dtTick.year);
Expect.equals(dtBase1.month, dtTick.month);
Expect.equals(dtBase1.day, dtTick.day);
Expect.equals(dtBase1.hour, dtTick.hour);
Expect.equals(dtBase1.minute, dtTick.minute);
Expect.equals(dtBase1.second, dtTick.second);
Expect.equals(dtBase1.millisecond, dtTick.millisecond);
Expect.equals(dtBase1.microsecond, dtTick.microsecond);
if (!supportsMicroseconds) return;
// Microsecond
print(" >>> Microsecond+");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, dtBase.second, dtBase.millisecond, 1000);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond + 1, dt.millisecond);
Expect.equals(0, dt.microsecond);
print(" >>> Microsecond-");
dt = new DateTime(dtBase.year, dtBase.month, dtBase.day, dtBase.hour,
dtBase.minute, dtBase.second, dtBase.millisecond, -1000);
Expect.equals(dtBase.year, dt.year);
Expect.equals(dtBase.month, dt.month);
Expect.equals(dtBase.day, dt.day);
Expect.equals(dtBase.hour, dt.hour);
Expect.equals(dtBase.minute, dt.minute);
Expect.equals(dtBase.second, dt.second);
Expect.equals(dtBase.millisecond - 1, dt.millisecond);
Expect.equals(0, dt.microsecond);
// Flowing all the way up the chain.
print(" >>> Flow+ 2");
dtBase1 = new DateTime(2012, 12, 31, 23, 59, 59, 999, 999);
dtTick = new DateTime(
dtBase1.year,
dtBase1.month,
dtBase1.day,
dtBase1.hour,
dtBase1.minute,
dtBase1.second,
dtBase1.millisecond,
dtBase1.microsecond + 1);
Expect.equals(dtBase1.year + 1, dtTick.year);
Expect.equals(1, dtTick.month);
Expect.equals(1, dtTick.day);
Expect.equals(0, dtTick.hour);
Expect.equals(0, dtTick.minute);
Expect.equals(0, dtTick.second);
Expect.equals(0, dtTick.millisecond);
Expect.equals(0, dtTick.microsecond);
print(" >>> Flow- 2");
dtBase1 = new DateTime(2012, 1, 1, 0, 0, 0, 0, 0);
dtTick = new DateTime(
dtBase1.year,
dtBase1.month,
dtBase1.day,
dtBase1.hour,
dtBase1.minute,
dtBase1.second,
dtBase1.millisecond,
dtBase1.microsecond - 1);
Expect.equals(dtBase1.year - 1, dtTick.year);
Expect.equals(12, dtTick.month);
Expect.equals(31, dtTick.day);
Expect.equals(23, dtTick.hour);
Expect.equals(59, dtTick.minute);
Expect.equals(59, dtTick.second);
Expect.equals(999, dtTick.millisecond);
Expect.equals(999, dtTick.microsecond);
}
void testDateStrings() {
// TODO(floitsch): Clean up the DateTime API that deals with strings.
var dt1 = DateTime.parse("2011-05-11 18:58:35Z");
Expect.equals(1305140315000, dt1.millisecondsSinceEpoch);
Expect.isTrue(dt1.isUtc);
dt1 = DateTime.parse("20110511 18:58:35z");
Expect.equals(1305140315000, dt1.millisecondsSinceEpoch);
Expect.isTrue(dt1.isUtc);
dt1 = DateTime.parse("+20110511 18:58:35z");
Expect.equals(1305140315000, dt1.millisecondsSinceEpoch);
Expect.isTrue(dt1.isUtc);
var str = dt1.toString();
var dt2 = DateTime.parse(str);
Expect.equals(true, dt1 == dt2);
var dt3 = dt1.toUtc();
str = dt3.toString();
Expect.equals("2011-05-11 18:58:35.000Z", str);
var dt4 = DateTime.parse("-1234-01-01 00:00:00Z");
Expect.equals(-1234, dt4.year);
Expect.equals(1, dt4.month);
Expect.equals(1, dt4.day);
Expect.equals(0, dt4.hour);
Expect.equals(0, dt4.minute);
Expect.equals(0, dt4.second);
Expect.equals(0, dt4.millisecond);
Expect.equals(0, dt4.microsecond);
Expect.isTrue(dt4.isUtc);
var dt5 = DateTime.parse("0099-01-02");
Expect.equals(99, dt5.year);
Expect.equals(1, dt5.month);
Expect.equals(2, dt5.day);
Expect.equals(0, dt5.hour);
Expect.equals(0, dt5.minute);
Expect.equals(0, dt5.second);
Expect.equals(0, dt5.millisecond);
Expect.equals(0, dt5.microsecond);
Expect.isFalse(dt5.isUtc);
var dt6 = DateTime.parse("2012-01-01 00:00:10.012");
Expect.equals(12, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
dt6 = DateTime.parse("2012-01-01 00:00:10.003");
Expect.equals(3, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
dt6 = DateTime.parse("2012-01-01 00:00:10.5");
Expect.equals(500, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
dt6 = DateTime.parse("2012-01-01 00:00:10.003Z");
Expect.equals(3, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
dt6 = DateTime.parse("2012-01-01 00:00:10.5z");
Expect.equals(500, dt6.millisecond);
Expect.equals(0, dt6.microsecond);
var dt7 = DateTime.parse("2011-05-11T18:58:35Z");
Expect.equals(1305140315000, dt7.millisecondsSinceEpoch);
var dt8 = DateTime.parse("-1234-01-01T00:00:00Z");
Expect.equals(-1234, dt8.year);
Expect.equals(1, dt8.month);
Expect.equals(1, dt8.day);
Expect.equals(0, dt8.hour);
Expect.equals(0, dt8.minute);
Expect.equals(0, dt8.second);
Expect.equals(0, dt8.millisecond);
Expect.equals(0, dt8.microsecond);
Expect.isTrue(dt8.isUtc);
var dt9 = DateTime.parse("-1234-01-01T00:00:00");
Expect.equals(-1234, dt9.year);
Expect.equals(1, dt9.month);
Expect.equals(1, dt9.day);
Expect.equals(0, dt9.hour);
Expect.equals(0, dt9.minute);
Expect.equals(0, dt9.second);
Expect.equals(0, dt9.millisecond);
Expect.equals(0, dt9.microsecond);
Expect.isFalse(dt9.isUtc);
var dt10 = DateTime.parse("-12340101");
Expect.equals(-1234, dt10.year);
Expect.equals(1, dt10.month);
Expect.equals(1, dt10.day);
Expect.equals(0, dt10.hour);
Expect.equals(0, dt10.minute);
Expect.equals(0, dt10.second);
Expect.equals(0, dt10.millisecond);
Expect.equals(0, dt10.microsecond);
Expect.isFalse(dt10.isUtc);
dt1 = DateTime.parse("2012-02-27 13:27:00");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(13, dt1.hour);
Expect.equals(27, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(false, dt1.isUtc);
dt1 = DateTime.parse("2012-02-27 13:27:00.423z");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(13, dt1.hour);
Expect.equals(27, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(423, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("20120227 13:27:00");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(13, dt1.hour);
Expect.equals(27, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(false, dt1.isUtc);
dt1 = DateTime.parse("20120227T132700");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(13, dt1.hour);
Expect.equals(27, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(false, dt1.isUtc);
dt1 = DateTime.parse("20120227");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(0, dt1.hour);
Expect.equals(0, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(false, dt1.isUtc);
dt1 = DateTime.parse("2012-02-27T14Z");
Expect.equals(2012, dt1.year);
Expect.equals(2, dt1.month);
Expect.equals(27, dt1.day);
Expect.equals(14, dt1.hour);
Expect.equals(0, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("-123450101 00:00:00 Z");
Expect.equals(-12345, dt1.year);
Expect.equals(1, dt1.month);
Expect.equals(1, dt1.day);
Expect.equals(0, dt1.hour);
Expect.equals(0, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("1999-01-02 23:59:59.99951");
if (supportsMicroseconds) {
Expect.equals(1999, dt1.year);
Expect.equals(1, dt1.month);
Expect.equals(2, dt1.day);
Expect.equals(23, dt1.hour);
Expect.equals(59, dt1.minute);
Expect.equals(59, dt1.second);
Expect.equals(999, dt1.millisecond);
Expect.equals(510, dt1.microsecond);
} else {
// We only support millisecond. If the user supplies more data (the "51"
// here), we round.
Expect.equals(1999, dt1.year);
Expect.equals(1, dt1.month);
Expect.equals(3, dt1.day);
Expect.equals(0, dt1.hour);
Expect.equals(0, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
}
Expect.equals(false, dt1.isUtc);
dt1 = DateTime.parse("1999-01-02 23:58:59.99951Z");
if (supportsMicroseconds) {
Expect.equals(1999, dt1.year);
Expect.equals(1, dt1.month);
Expect.equals(2, dt1.day);
Expect.equals(23, dt1.hour);
Expect.equals(58, dt1.minute);
Expect.equals(59, dt1.second);
Expect.equals(999, dt1.millisecond);
Expect.equals(510, dt1.microsecond);
} else {
Expect.equals(1999, dt1.year);
Expect.equals(1, dt1.month);
Expect.equals(2, dt1.day);
Expect.equals(23, dt1.hour);
Expect.equals(59, dt1.minute);
Expect.equals(0, dt1.second);
Expect.equals(0, dt1.millisecond);
Expect.equals(0, dt1.microsecond);
}
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009Z");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(9, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-00");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(9, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-0000");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(9, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-02");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(11, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009+0200");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(7, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009+1200");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(8, dt1.day);
Expect.equals(21, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-1200");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(21, dt1.hour);
Expect.equals(9, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-0230");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(9, dt1.day);
Expect.equals(11, dt1.hour);
Expect.equals(39, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
dt1 = DateTime.parse("0009-09-09 09:09:09.009-2134");
Expect.equals(9, dt1.year);
Expect.equals(9, dt1.month);
Expect.equals(10, dt1.day);
Expect.equals(6, dt1.hour);
Expect.equals(43, dt1.minute);
Expect.equals(9, dt1.second);
Expect.equals(9, dt1.millisecond);
Expect.equals(true, dt1.isUtc);
Expect.throwsFormatException(() => DateTime.parse("bad"));
var bad_year =
1970 + (_MAX_MILLISECONDS ~/ (1000 * 60 * 60 * 24 * 365.2425)) + 1;
Expect.throwsFormatException(
() => DateTime.parse(bad_year.toString() + "-01-01"));
// The last valid time; should not throw.
dt1 = DateTime.parse("275760-09-13T00:00:00.000Z");
Expect.throwsFormatException(
() => DateTime.parse("275760-09-14T00:00:00.000Z"));
Expect.throwsFormatException(
() => DateTime.parse("275760-09-13T00:00:00.001Z"));
if (supportsMicroseconds) {
Expect.throwsFormatException(
() => DateTime.parse("275760-09-13T00:00:00.000001Z"));
} else {
dt1 = DateTime.parse("275760-09-13T00:00:00.000001Z");
}
// first valid time; should not throw.
dt1 = DateTime.parse("-271821-04-20T00:00:00.000Z");
Expect.throwsFormatException(
() => DateTime.parse("-271821-04-19T23:59:59.999Z"));
if (supportsMicroseconds) {
Expect.throwsFormatException(
() => DateTime.parse("-271821-04-19T23:59:59.999999Z"));
}
}
void testWeekday() {
// 2011-10-06 is Summertime.
var d = new DateTime(2011, 10, 6, 0, 45, 37, 0);
Expect.equals(DateTime.thursday, d.weekday);
d = new DateTime.utc(2011, 10, 6, 0, 45, 37, 0);
Expect.equals(DateTime.thursday, d.weekday);
d = new DateTime(2011, 10, 5, 23, 45, 37, 0);
Expect.equals(DateTime.wednesday, d.weekday);
d = new DateTime.utc(2011, 10, 5, 23, 45, 37, 0);
Expect.equals(DateTime.wednesday, d.weekday);
// 1970-01-01 is Wintertime.
d = new DateTime(1970, 1, 1, 0, 0, 0, 1);
Expect.equals(DateTime.thursday, d.weekday);
d = new DateTime.utc(1970, 1, 1, 0, 0, 0, 1);
Expect.equals(DateTime.thursday, d.weekday);
d = new DateTime.utc(1969, 12, 31, 23, 59, 59, 999);
Expect.equals(DateTime.wednesday, d.weekday);
d = new DateTime(1969, 12, 31, 23, 59, 59, 999);
Expect.equals(DateTime.wednesday, d.weekday);
d = new DateTime(2011, 10, 4, 23, 45, 37, 0);
Expect.equals(DateTime.tuesday, d.weekday);
d = new DateTime(2011, 10, 3, 23, 45, 37, 0);
Expect.equals(DateTime.monday, d.weekday);
d = new DateTime(2011, 10, 2, 23, 45, 37, 0);
Expect.equals(DateTime.sunday, d.weekday);
d = new DateTime(2011, 10, 1, 23, 45, 37, 0);
Expect.equals(DateTime.saturday, d.weekday);
d = new DateTime(2011, 9, 30, 23, 45, 37, 0);
Expect.equals(DateTime.friday, d.weekday);
}
void testToStrings() {
void test(date, time) {
{
// UTC time.
String source1 = "$date ${time}Z";
String source2 = "${date}T${time}Z";
var utcTime1 = DateTime.parse(source1);
var utcTime2 = DateTime.parse(source2);
Expect.isTrue(utcTime1.isUtc);
Expect.equals(utcTime1, utcTime2);
Expect.equals(source1, utcTime1.toString());
Expect.equals(source2, utcTime1.toIso8601String());
}
{
// Local time
String source1 = "$date $time";
String source2 = "${date}T$time";
var utcTime1 = DateTime.parse(source1);
var utcTime2 = DateTime.parse(source2);
Expect.isFalse(utcTime1.isUtc);
Expect.equals(utcTime1, utcTime2);
Expect.equals(source1, utcTime1.toString());
Expect.equals(source2, utcTime1.toIso8601String());
}
}
test("2000-01-01", "12:00:00.000");
test("-2000-01-01", "12:00:00.000");
test("1970-01-01", "00:00:00.000");
test("1969-12-31", "23:59:59.999");
test("1969-09-09", "00:09:09.009");
if (supportsMicroseconds) {
test("2000-01-01", "12:00:00.000001");
test("-2000-01-01", "12:00:00.000001");
test("1970-01-01", "00:00:00.000001");
test("1969-12-31", "23:59:59.999999");
test("1969-09-09", "00:09:09.009999");
}
}
void testIsoString() {
var d = new DateTime(9999, 1, 1, 23, 59, 59, 999);
Expect.equals("9999-01-01T23:59:59.999", d.toIso8601String());
d = new DateTime(-9999, 1, 1, 23, 59, 59, 999);
Expect.equals("-9999-01-01T23:59:59.999", d.toIso8601String());
d = new DateTime.utc(9999, 1, 1, 23, 59, 59, 999);
Expect.equals("9999-01-01T23:59:59.999Z", d.toIso8601String());
d = new DateTime.utc(-9999, 1, 1, 23, 59, 59, 999);
Expect.equals("-9999-01-01T23:59:59.999Z", d.toIso8601String());
d = new DateTime(10000, 1, 1, 23, 59, 59, 999);
Expect.equals("+010000-01-01T23:59:59.999", d.toIso8601String());
d = new DateTime(-10000, 1, 1, 23, 59, 59, 999);
Expect.equals("-010000-01-01T23:59:59.999", d.toIso8601String());
d = new DateTime.utc(10000, 1, 1, 23, 59, 59, 999);
Expect.equals("+010000-01-01T23:59:59.999Z", d.toIso8601String());
d = new DateTime.utc(-10000, 1, 1, 23, 59, 59, 999);
Expect.equals("-010000-01-01T23:59:59.999Z", d.toIso8601String());
if (!supportsMicroseconds) return;
d = new DateTime(9999, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("9999-01-01T23:59:59.999999", d.toIso8601String());
d = new DateTime(-9999, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("-9999-01-01T23:59:59.999999", d.toIso8601String());
d = new DateTime.utc(9999, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("9999-01-01T23:59:59.999999Z", d.toIso8601String());
d = new DateTime.utc(-9999, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("-9999-01-01T23:59:59.999999Z", d.toIso8601String());
d = new DateTime(10000, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("+010000-01-01T23:59:59.999999", d.toIso8601String());
d = new DateTime(-10000, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("-010000-01-01T23:59:59.999999", d.toIso8601String());
d = new DateTime.utc(10000, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("+010000-01-01T23:59:59.999999Z", d.toIso8601String());
d = new DateTime.utc(-10000, 1, 1, 23, 59, 59, 999, 999);
Expect.equals("-010000-01-01T23:59:59.999999Z", d.toIso8601String());
d = new DateTime(9999, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("9999-01-01T23:49:59.989979", d.toIso8601String());
d = new DateTime(-9999, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("-9999-01-01T23:49:59.989979", d.toIso8601String());
d = new DateTime.utc(9999, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("9999-01-01T23:49:59.989979Z", d.toIso8601String());
d = new DateTime.utc(-9999, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("-9999-01-01T23:49:59.989979Z", d.toIso8601String());
d = new DateTime(10000, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("+010000-01-01T23:49:59.989979", d.toIso8601String());
d = new DateTime(-10000, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("-010000-01-01T23:49:59.989979", d.toIso8601String());
d = new DateTime.utc(10000, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("+010000-01-01T23:49:59.989979Z", d.toIso8601String());
d = new DateTime.utc(-10000, 1, 1, 23, 49, 59, 989, 979);
Expect.equals("-010000-01-01T23:49:59.989979Z", d.toIso8601String());
}
void main() {
testNow();
testMillisecondsSinceEpoch();
testMicrosecondsSinceEpoch();
testConstructors();
testUTCGetters();
testLocalGetters();
testChangeTimeZone();
testSubAdd();
testUnderflowAndOverflow();
testDateStrings();
testEquivalentYears();
testExtremes();
testFarAwayDates();
testWeekday();
testToStrings();
testIsoString();
}