wehub-resource-sync
81 lines
3.3 KiB
C#
81 lines
3.3 KiB
C#
/*
|
|
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
|
|
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*/
|
|
|
|
using System;
|
|
using NUnit.Framework;
|
|
|
|
namespace QuantConnect.Tests.Common
|
|
{
|
|
[TestFixture]
|
|
public class TimeZoneOffsetProviderTests
|
|
{
|
|
[Test]
|
|
public void ReturnsCurrentOffset()
|
|
{
|
|
var utcDate = new DateTime(2015, 07, 07);
|
|
var offsetProvider = new TimeZoneOffsetProvider(TimeZones.NewYork, utcDate, utcDate.AddDays(1));
|
|
var currentOffset = offsetProvider.GetOffsetTicks(utcDate);
|
|
Assert.AreEqual(-TimeSpan.FromHours(4).TotalHours, TimeSpan.FromTicks(currentOffset).TotalHours);
|
|
}
|
|
|
|
[Test]
|
|
public void ReturnsCorrectOffsetBeforeDST()
|
|
{
|
|
// one tick before DST goes into affect
|
|
var utcDate = new DateTime(2015, 03, 08, 2, 0, 0).AddHours(5).AddTicks(-1);
|
|
var offsetProvider = new TimeZoneOffsetProvider(TimeZones.NewYork, utcDate, utcDate.AddDays(1));
|
|
var currentOffset = offsetProvider.GetOffsetTicks(utcDate);
|
|
Assert.AreEqual(-TimeSpan.FromHours(5).TotalHours, TimeSpan.FromTicks(currentOffset).TotalHours);
|
|
}
|
|
|
|
[Test]
|
|
public void ReturnsCorrectOffsetAfterDST()
|
|
{
|
|
// the exact instant DST goes into affect
|
|
var utcDate = new DateTime(2015, 03, 08, 2, 0, 0).AddHours(5);
|
|
var offsetProvider = new TimeZoneOffsetProvider(TimeZones.NewYork, utcDate, utcDate.AddDays(1));
|
|
var currentOffset = offsetProvider.GetOffsetTicks(utcDate);
|
|
Assert.AreEqual(-TimeSpan.FromHours(4).TotalHours, TimeSpan.FromTicks(currentOffset).TotalHours);
|
|
}
|
|
|
|
[Test]
|
|
public void ConvertFromUtcAfterDST()
|
|
{
|
|
// the exact instant DST goes into affect
|
|
var tzDate = new DateTime(2015, 03, 08, 2, 0, 0);
|
|
var utcDate = tzDate.AddHours(5);
|
|
var offsetProvider = new TimeZoneOffsetProvider(TimeZones.NewYork, utcDate, utcDate.AddDays(1));
|
|
var result = offsetProvider.ConvertFromUtc(utcDate);
|
|
|
|
// We add an hour due to the effect of DST
|
|
Assert.AreEqual(tzDate + TimeSpan.FromHours(1), result);
|
|
}
|
|
|
|
[Test]
|
|
public void ConvertToUtcAfterDST()
|
|
{
|
|
// the exact instant DST goes into affect
|
|
var tzDate = new DateTime(2015, 03, 08, 2, 0, 0);
|
|
var utcDate = tzDate.AddHours(5);
|
|
var offsetProvider = new TimeZoneOffsetProvider(TimeZones.NewYork, utcDate, utcDate.AddDays(1));
|
|
var result = offsetProvider.ConvertToUtc(tzDate);
|
|
|
|
// We substract an hour due to the effect of DST
|
|
Assert.AreEqual(utcDate - TimeSpan.FromHours(1), result);
|
|
}
|
|
}
|
|
}
|