264 lines
8.7 KiB
C#
264 lines
8.7 KiB
C#
/*
|
|
* Copyright (c) 2022 ETH Zürich, Educational Development and Technology (LET)
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*/
|
|
|
|
using System;
|
|
using System.Threading;
|
|
using Microsoft.VisualStudio.TestTools.UnitTesting;
|
|
using Moq;
|
|
using SafeExamBrowser.Communication.Contracts.Events;
|
|
using SafeExamBrowser.Communication.Contracts.Hosts;
|
|
using SafeExamBrowser.Configuration.Contracts;
|
|
using SafeExamBrowser.Core.Contracts.OperationModel;
|
|
using SafeExamBrowser.Lockdown.Contracts;
|
|
using SafeExamBrowser.Logging.Contracts;
|
|
using SafeExamBrowser.Settings;
|
|
using SafeExamBrowser.Settings.Logging;
|
|
|
|
namespace SafeExamBrowser.Service.UnitTests
|
|
{
|
|
[TestClass]
|
|
public class ServiceControllerTests
|
|
{
|
|
private Mock<ILogger> logger;
|
|
private Mock<Func<string, ILogObserver>> logWriterFactory;
|
|
private Mock<IOperationSequence> bootstrapSequence;
|
|
private SessionContext sessionContext;
|
|
private Mock<IOperationSequence> sessionSequence;
|
|
private Mock<IServiceHost> serviceHost;
|
|
private Mock<ISystemConfigurationUpdate> systemConfigurationUpdate;
|
|
private ServiceController sut;
|
|
|
|
[TestInitialize]
|
|
public void Initialize()
|
|
{
|
|
logger = new Mock<ILogger>();
|
|
logWriterFactory = new Mock<Func<string, ILogObserver>>();
|
|
bootstrapSequence = new Mock<IOperationSequence>();
|
|
sessionContext = new SessionContext();
|
|
sessionSequence = new Mock<IOperationSequence>();
|
|
serviceHost = new Mock<IServiceHost>();
|
|
systemConfigurationUpdate = new Mock<ISystemConfigurationUpdate>();
|
|
|
|
logWriterFactory.Setup(f => f.Invoke(It.IsAny<string>())).Returns(new Mock<ILogObserver>().Object);
|
|
|
|
sut = new ServiceController(
|
|
logger.Object,
|
|
logWriterFactory.Object,
|
|
bootstrapSequence.Object,
|
|
sessionSequence.Object,
|
|
serviceHost.Object,
|
|
sessionContext,
|
|
systemConfigurationUpdate.Object);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustStartNewSessionUponRequest()
|
|
{
|
|
var args = new SessionStartEventArgs { Configuration = new ServiceConfiguration { SessionId = Guid.NewGuid() } };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStartRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryPerform(), Times.Once);
|
|
|
|
Assert.IsNotNull(sessionContext.Configuration);
|
|
Assert.AreEqual(args.Configuration.SessionId, sessionContext.Configuration.SessionId);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustInitializeSessionLogging()
|
|
{
|
|
var args = new SessionStartEventArgs
|
|
{
|
|
Configuration = new ServiceConfiguration
|
|
{
|
|
AppConfig = new AppConfig { ServiceLogFilePath = "Test.log" },
|
|
SessionId = Guid.NewGuid(),
|
|
Settings = new AppSettings { LogLevel = LogLevel.Warning }
|
|
}
|
|
};
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStartRequested += null, args);
|
|
|
|
logger.VerifySet(l => l.LogLevel = It.Is<LogLevel>(ll => ll == args.Configuration.Settings.LogLevel), Times.Once);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustNotAllowNewSessionDuringActiveSession()
|
|
{
|
|
var args = new SessionStartEventArgs { Configuration = new ServiceConfiguration { SessionId = Guid.NewGuid() } };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionContext.Configuration = new ServiceConfiguration { SessionId = Guid.NewGuid() };
|
|
sessionContext.IsRunning = true;
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStartRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryPerform(), Times.Never);
|
|
|
|
Assert.AreNotEqual(args.Configuration.SessionId, sessionContext.Configuration.SessionId);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustNotFailIfNoValidSessionData()
|
|
{
|
|
var args = new SessionStartEventArgs { Configuration = null };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStartRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryPerform(), Times.Once);
|
|
|
|
Assert.IsNull(sessionContext.Configuration);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustStopActiveSessionUponRequest()
|
|
{
|
|
var args = new SessionStopEventArgs { SessionId = Guid.NewGuid() };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionContext.Configuration = new ServiceConfiguration { SessionId = args.SessionId };
|
|
sessionContext.IsRunning = true;
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStopRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryRevert(), Times.Once);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustNotStopSessionWithWrongId()
|
|
{
|
|
var args = new SessionStopEventArgs { SessionId = Guid.NewGuid() };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionContext.Configuration = new ServiceConfiguration { SessionId = Guid.NewGuid() };
|
|
sessionContext.IsRunning = true;
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStopRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryRevert(), Times.Never);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustNotStopSessionWithoutActiveSession()
|
|
{
|
|
var args = new SessionStopEventArgs { SessionId = Guid.NewGuid() };
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionContext.IsRunning = false;
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SessionStopRequested += null, args);
|
|
|
|
sessionSequence.Verify(s => s.TryRevert(), Times.Never);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Communication_MustStartSystemConfigurationUpdate()
|
|
{
|
|
var sync = new AutoResetEvent(false);
|
|
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
systemConfigurationUpdate.Setup(u => u.ExecuteAsync()).Callback(() => sync.Set());
|
|
|
|
sut.TryStart();
|
|
serviceHost.Raise(h => h.SystemConfigurationUpdateRequested += null);
|
|
|
|
sync.WaitOne();
|
|
|
|
systemConfigurationUpdate.Verify(u => u.Execute(), Times.Never);
|
|
systemConfigurationUpdate.Verify(u => u.ExecuteAsync(), Times.Once);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Start_MustOnlyPerformBootstrapSequence()
|
|
{
|
|
bootstrapSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionSequence.Setup(b => b.TryPerform()).Returns(OperationResult.Success);
|
|
sessionContext.Configuration = null;
|
|
|
|
var success = sut.TryStart();
|
|
|
|
bootstrapSequence.Verify(b => b.TryPerform(), Times.Once);
|
|
bootstrapSequence.Verify(b => b.TryRevert(), Times.Never);
|
|
sessionSequence.Verify(b => b.TryPerform(), Times.Never);
|
|
sessionSequence.Verify(b => b.TryRevert(), Times.Never);
|
|
|
|
Assert.IsTrue(success);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Stop_MustRevertSessionThenBootstrapSequence()
|
|
{
|
|
var order = 0;
|
|
var bootstrap = 0;
|
|
var session = 0;
|
|
|
|
sut.TryStart();
|
|
|
|
bootstrapSequence.Reset();
|
|
sessionSequence.Reset();
|
|
|
|
bootstrapSequence.Setup(b => b.TryRevert()).Returns(OperationResult.Success).Callback(() => bootstrap = ++order);
|
|
sessionSequence.Setup(b => b.TryRevert()).Returns(OperationResult.Success).Callback(() => session = ++order);
|
|
sessionContext.Configuration = new ServiceConfiguration();
|
|
sessionContext.IsRunning = true;
|
|
|
|
sut.Terminate();
|
|
|
|
bootstrapSequence.Verify(b => b.TryPerform(), Times.Never);
|
|
bootstrapSequence.Verify(b => b.TryRevert(), Times.Once);
|
|
sessionSequence.Verify(b => b.TryPerform(), Times.Never);
|
|
sessionSequence.Verify(b => b.TryRevert(), Times.Once);
|
|
|
|
Assert.AreEqual(1, session);
|
|
Assert.AreEqual(2, bootstrap);
|
|
}
|
|
|
|
[TestMethod]
|
|
public void Stop_MustNotRevertSessionSequenceIfNoSessionRunning()
|
|
{
|
|
var order = 0;
|
|
var bootstrap = 0;
|
|
var session = 0;
|
|
|
|
sut.TryStart();
|
|
|
|
bootstrapSequence.Reset();
|
|
sessionSequence.Reset();
|
|
|
|
bootstrapSequence.Setup(b => b.TryRevert()).Returns(OperationResult.Success).Callback(() => bootstrap = ++order);
|
|
sessionSequence.Setup(b => b.TryRevert()).Returns(OperationResult.Success).Callback(() => session = ++order);
|
|
sessionContext.Configuration = null;
|
|
|
|
sut.Terminate();
|
|
|
|
bootstrapSequence.Verify(b => b.TryPerform(), Times.Never);
|
|
bootstrapSequence.Verify(b => b.TryRevert(), Times.Once);
|
|
sessionSequence.Verify(b => b.TryPerform(), Times.Never);
|
|
sessionSequence.Verify(b => b.TryRevert(), Times.Never);
|
|
|
|
Assert.AreEqual(0, session);
|
|
Assert.AreEqual(1, bootstrap);
|
|
}
|
|
}
|
|
}
|