wehub-resource-sync
54 lines
1.8 KiB
C#
54 lines
1.8 KiB
C#
/*
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* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
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* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using System.Linq;
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using NUnit.Framework;
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using QuantConnect.Lean.Engine.DataFeeds;
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namespace QuantConnect.Tests.Engine.DataFeeds
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{
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[TestFixture]
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public class CompositeTimeProviderTests
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{
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[Test]
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public void NoProviderGiven()
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{
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var compositeTimeProvider = new CompositeTimeProvider(Enumerable.Empty<ITimeProvider>());
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var utcNow = DateTime.UtcNow;
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Assert.LessOrEqual(utcNow, compositeTimeProvider.GetUtcNow());
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}
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[Test]
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public void SmallestTime()
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{
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var time = new DateTime(1999, 1, 1);
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var timeProvider1 = new ManualTimeProvider();
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timeProvider1.SetCurrentTimeUtc(time.AddYears(1));
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var timeProvider2 = new ManualTimeProvider();
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timeProvider2.SetCurrentTimeUtc(time);
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var timeProvider3 = new ManualTimeProvider();
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timeProvider3.SetCurrentTimeUtc(time.AddYears(2));
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var compositeTimeProvider = new CompositeTimeProvider(new[] { timeProvider1 , timeProvider2, timeProvider3 });
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Assert.LessOrEqual(time, compositeTimeProvider.GetUtcNow());
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}
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}
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}
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