Juan Manuel Alvarez
68 lines
2.7 KiB
C#
68 lines
2.7 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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*/
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using NUnit.Framework;
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using QuantConnect.Util;
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namespace QuantConnect.Tests.Common.Util
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{
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[TestFixture]
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public class VersionHelperTests
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{
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[Test]
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public void CompareVersionsCorrectly()
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{
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// since VersionHelper depends on Globals.Version, we'll rewrite it temporarily and then set it back
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string constantsDotVersion = Globals.Version;
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var field = typeof (Globals).GetProperty("Version");
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const string version = "1.2.3.4";
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field.SetValue(null, version);
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Assert.AreEqual(0, VersionHelper.CompareVersions(version, version));
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string oldVersion = "1.2.3.3";
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Assert.AreEqual(-1, VersionHelper.CompareVersions(oldVersion, version));
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Assert.IsTrue(VersionHelper.IsOlderVersion(oldVersion));
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oldVersion = "1.1.9.9";
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Assert.AreEqual(-1, VersionHelper.CompareVersions(oldVersion, version));
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Assert.IsTrue(VersionHelper.IsOlderVersion(oldVersion));
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oldVersion = "0.9.9.9";
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Assert.AreEqual(-1, VersionHelper.CompareVersions(oldVersion, version));
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Assert.IsTrue(VersionHelper.IsOlderVersion(oldVersion));
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string newVersion = "1.2.3.5";
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Assert.AreEqual(1, VersionHelper.CompareVersions(newVersion, version));
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Assert.IsTrue(VersionHelper.IsNewerVersion(newVersion));
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newVersion = "1.2.4.0";
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Assert.AreEqual(1, VersionHelper.CompareVersions(newVersion, version));
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Assert.IsTrue(VersionHelper.IsNewerVersion(newVersion));
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newVersion = "1.3.0.0";
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Assert.AreEqual(1, VersionHelper.CompareVersions(newVersion, version));
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Assert.IsTrue(VersionHelper.IsNewerVersion(newVersion));
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newVersion = "2.0.0.0";
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Assert.AreEqual(1, VersionHelper.CompareVersions(newVersion, version));
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Assert.IsTrue(VersionHelper.IsNewerVersion(newVersion));
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field.SetValue(null, constantsDotVersion);
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}
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}
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}
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