SEBWIN-301: Extended unit tests for service and related functionality.
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dbuechel
parent
dd78bc1fbc
commit
3338710949
6 changed files with 301 additions and 0 deletions
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@ -47,6 +47,28 @@ namespace SafeExamBrowser.Lockdown.UnitTests
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Assert.AreNotEqual(Thread.CurrentThread.ManagedThreadId, threadId);
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}
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[TestMethod]
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public void MustNotStartMultipleTimes()
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{
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var counter = 0;
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var list = new List<IFeatureConfiguration>();
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var sync = new AutoResetEvent(false);
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backup.Setup(b => b.GetAllConfigurations()).Returns(() => { counter++; Thread.Sleep(50); sync.Set(); return list; });
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sut.Start();
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sut.Start();
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sut.Start();
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sut.Start();
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sut.Start();
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sut.Start();
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sut.Start();
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sync.WaitOne();
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sut.Stop();
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Assert.AreEqual(1, counter);
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}
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[TestMethod]
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public void MustNotTerminateUntilAllChangesReverted()
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{
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@ -135,6 +135,16 @@ namespace SafeExamBrowser.Service.UnitTests.Communication
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Assert.AreEqual(SimpleResponsePurport.UnknownMessage, (response as SimpleResponse)?.Purport);
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}
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[TestMethod]
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public void MustNotFailIfNoEventHandlersSubscribed()
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{
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var token = sut.Connect(Guid.Empty).CommunicationToken.Value;
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sut.Send(new SessionStartMessage(null) { CommunicationToken = token });
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sut.Send(new SessionStopMessage(Guid.Empty) { CommunicationToken = token });
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sut.Disconnect(new DisconnectionMessage { CommunicationToken = token, Interlocutor = Interlocutor.Runtime });
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}
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private class TestMessage : Message { };
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}
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}
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@ -0,0 +1,208 @@
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/*
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* Copyright (c) 2019 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Moq;
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using SafeExamBrowser.Contracts.Configuration;
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using SafeExamBrowser.Contracts.Configuration.Settings;
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using SafeExamBrowser.Contracts.Core.OperationModel;
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using SafeExamBrowser.Contracts.Lockdown;
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using SafeExamBrowser.Contracts.Logging;
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using SafeExamBrowser.Service.Operations;
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namespace SafeExamBrowser.Service.UnitTests.Operations
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{
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[TestClass]
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public class LockdownOperationTests
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{
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private Mock<IFeatureConfigurationBackup> backup;
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private Mock<IFeatureConfigurationFactory> factory;
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private Mock<ILogger> logger;
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private Settings settings;
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private SessionContext sessionContext;
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private LockdownOperation sut;
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[TestInitialize]
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public void Initialize()
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{
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backup = new Mock<IFeatureConfigurationBackup>();
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factory = new Mock<IFeatureConfigurationFactory>();
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logger = new Mock<ILogger>();
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settings = new Settings();
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sessionContext = new SessionContext { Configuration = new ServiceConfiguration { Settings = settings } };
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sut = new LockdownOperation(backup.Object, factory.Object, logger.Object, sessionContext);
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}
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[TestMethod]
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public void Perform_MustSetConfigurationsCorrectly()
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{
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var configuration = new Mock<IFeatureConfiguration>();
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var count = typeof(IFeatureConfigurationFactory).GetMethods().Where(m => m.Name.StartsWith("Create")).Count();
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configuration.SetReturnsDefault(true);
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factory.SetReturnsDefault(configuration.Object);
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settings.Service.DisableChromeNotifications = true;
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settings.Service.DisablePowerOptions = true;
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settings.Service.DisableSignout = true;
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var result = sut.Perform();
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backup.Verify(b => b.Save(It.Is<IFeatureConfiguration>(c => c == configuration.Object)), Times.Exactly(count));
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configuration.Verify(c => c.DisableFeature(), Times.Exactly(3));
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configuration.Verify(c => c.EnableFeature(), Times.Exactly(count - 3));
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configuration.Verify(c => c.Monitor(), Times.Exactly(count));
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void Perform_MustUseSameGroupForAllConfigurations()
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{
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var configuration = new Mock<IFeatureConfiguration>();
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var groupId = default(Guid);
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configuration.SetReturnsDefault(true);
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factory.Setup(f => f.CreateChromeNotificationConfiguration(It.IsAny<Guid>())).Returns(configuration.Object).Callback<Guid>(id => groupId = id);
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factory.SetReturnsDefault(configuration.Object);
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sut.Perform();
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factory.Verify(f => f.CreateChromeNotificationConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateEaseOfAccessConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateNetworkOptionsConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreatePasswordChangeConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreatePowerOptionsConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateRemoteConnectionConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateSignoutConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateTaskManagerConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateUserLockConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateUserSwitchConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateVmwareOverlayConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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factory.Verify(f => f.CreateWindowsUpdateConfiguration(It.Is<Guid>(id => id == groupId)), Times.Once);
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}
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[TestMethod]
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public void Perform_MustImmediatelyAbortOnFailure()
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{
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var configuration = new Mock<IFeatureConfiguration>();
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var count = typeof(IFeatureConfigurationFactory).GetMethods().Where(m => m.Name.StartsWith("Create")).Count();
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var counter = 0;
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var offset = 3;
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configuration.Setup(c => c.EnableFeature()).Returns(() => ++counter < count - offset);
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factory.SetReturnsDefault(configuration.Object);
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var result = sut.Perform();
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backup.Verify(b => b.Save(It.Is<IFeatureConfiguration>(c => c == configuration.Object)), Times.Exactly(count - offset));
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configuration.Verify(c => c.DisableFeature(), Times.Never);
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configuration.Verify(c => c.EnableFeature(), Times.Exactly(count - offset));
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configuration.Verify(c => c.Monitor(), Times.Exactly(count - offset - 1));
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Assert.AreEqual(OperationResult.Failed, result);
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}
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[TestMethod]
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public void Revert_MustRestoreConfigurationsCorrectly()
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{
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var configuration1 = new Mock<IFeatureConfiguration>();
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var configuration2 = new Mock<IFeatureConfiguration>();
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var configuration3 = new Mock<IFeatureConfiguration>();
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var configuration4 = new Mock<IFeatureConfiguration>();
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var configurations = new List<IFeatureConfiguration>
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{
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configuration1.Object,
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configuration2.Object,
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configuration3.Object,
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configuration4.Object
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};
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backup.Setup(b => b.GetBy(It.IsAny<Guid>())).Returns(configurations);
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configuration1.Setup(c => c.Restore()).Returns(true);
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configuration2.Setup(c => c.Restore()).Returns(true);
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configuration3.Setup(c => c.Restore()).Returns(true);
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configuration4.Setup(c => c.Restore()).Returns(true);
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var result = sut.Revert();
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration1.Object)), Times.Once);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration2.Object)), Times.Once);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration3.Object)), Times.Once);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration4.Object)), Times.Once);
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configuration1.Verify(c => c.DisableFeature(), Times.Never);
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configuration1.Verify(c => c.EnableFeature(), Times.Never);
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configuration1.Verify(c => c.Restore(), Times.Once);
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configuration2.Verify(c => c.DisableFeature(), Times.Never);
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configuration2.Verify(c => c.EnableFeature(), Times.Never);
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configuration2.Verify(c => c.Restore(), Times.Once);
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configuration3.Verify(c => c.DisableFeature(), Times.Never);
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configuration3.Verify(c => c.EnableFeature(), Times.Never);
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configuration3.Verify(c => c.Restore(), Times.Once);
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configuration4.Verify(c => c.DisableFeature(), Times.Never);
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configuration4.Verify(c => c.EnableFeature(), Times.Never);
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configuration4.Verify(c => c.Restore(), Times.Once);
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void Revert_MustContinueToRevertOnFailure()
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{
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var configuration1 = new Mock<IFeatureConfiguration>();
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var configuration2 = new Mock<IFeatureConfiguration>();
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var configuration3 = new Mock<IFeatureConfiguration>();
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var configuration4 = new Mock<IFeatureConfiguration>();
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var configurations = new List<IFeatureConfiguration>
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{
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configuration1.Object,
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configuration2.Object,
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configuration3.Object,
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configuration4.Object
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};
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backup.Setup(b => b.GetBy(It.IsAny<Guid>())).Returns(configurations);
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configuration1.Setup(c => c.Restore()).Returns(true);
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configuration2.Setup(c => c.Restore()).Returns(false);
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configuration3.Setup(c => c.Restore()).Returns(false);
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configuration4.Setup(c => c.Restore()).Returns(true);
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var result = sut.Revert();
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration1.Object)), Times.Once);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration2.Object)), Times.Never);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration3.Object)), Times.Never);
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backup.Verify(b => b.Delete(It.Is<IFeatureConfiguration>(c => c == configuration4.Object)), Times.Once);
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configuration1.Verify(c => c.DisableFeature(), Times.Never);
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configuration1.Verify(c => c.EnableFeature(), Times.Never);
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configuration1.Verify(c => c.Restore(), Times.Once);
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configuration2.Verify(c => c.DisableFeature(), Times.Never);
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configuration2.Verify(c => c.EnableFeature(), Times.Never);
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configuration2.Verify(c => c.Restore(), Times.Once);
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configuration3.Verify(c => c.DisableFeature(), Times.Never);
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configuration3.Verify(c => c.EnableFeature(), Times.Never);
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configuration3.Verify(c => c.Restore(), Times.Once);
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configuration4.Verify(c => c.DisableFeature(), Times.Never);
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configuration4.Verify(c => c.EnableFeature(), Times.Never);
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configuration4.Verify(c => c.Restore(), Times.Once);
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Assert.AreEqual(OperationResult.Failed, result);
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}
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}
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}
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@ -0,0 +1,58 @@
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/*
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* Copyright (c) 2019 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Moq;
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using SafeExamBrowser.Contracts.Core.OperationModel;
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using SafeExamBrowser.Contracts.Lockdown;
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using SafeExamBrowser.Contracts.Logging;
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using SafeExamBrowser.Service.Operations;
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namespace SafeExamBrowser.Service.UnitTests.Operations
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{
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[TestClass]
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public class RestoreOperationTests
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{
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private SessionContext sessionContext;
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private Mock<IAutoRestoreMechanism> autoRestoreMechanism;
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private Mock<IFeatureConfigurationBackup> backup;
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private Mock<ILogger> logger;
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private RestoreOperation sut;
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[TestInitialize]
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public void Initialize()
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{
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autoRestoreMechanism = new Mock<IAutoRestoreMechanism>();
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backup = new Mock<IFeatureConfigurationBackup>();
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logger = new Mock<ILogger>();
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sessionContext = new SessionContext { AutoRestoreMechanism = autoRestoreMechanism.Object };
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sut = new RestoreOperation(backup.Object, logger.Object, sessionContext);
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}
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[TestMethod]
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public void Perform_MustStartAutoRestore()
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{
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var result = sut.Perform();
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autoRestoreMechanism.Verify(m => m.Start(), Times.Once);
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autoRestoreMechanism.Verify(m => m.Stop(), Times.Never);
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void Revert_MustStopAutoRestore()
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{
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var result = sut.Revert();
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autoRestoreMechanism.Verify(m => m.Start(), Times.Never);
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autoRestoreMechanism.Verify(m => m.Stop(), Times.Once);
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Assert.AreEqual(OperationResult.Success, result);
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}
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}
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}
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@ -82,6 +82,8 @@
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<ItemGroup>
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<Compile Include="Communication\ServiceHostTests.cs" />
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<Compile Include="Operations\EventStub.cs" />
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<Compile Include="Operations\LockdownOperationTests.cs" />
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<Compile Include="Operations\RestoreOperationTests.cs" />
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<Compile Include="Operations\ServiceEventCleanupOperationTests.cs" />
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<Compile Include="Operations\SessionActivationOperationTests.cs" />
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<Compile Include="Operations\SessionInitializationOperationTests.cs" />
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@ -95,6 +95,7 @@ namespace SafeExamBrowser.Service.UnitTests
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bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
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sessionContext.Configuration = new ServiceConfiguration { SessionId = Guid.NewGuid() };
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sessionContext.IsRunning = true;
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sut.TryStart();
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serviceHost.Raise(h => h.SessionStopRequested += null, args);
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