Missing files + start working on offline patcher
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/*
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* Copyright (c) 2025 ETH Zürich, IT Services
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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.Browser.Contracts;
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using SafeExamBrowser.Browser.Contracts.Events;
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using SafeExamBrowser.Client.Contracts;
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using SafeExamBrowser.Client.Responsibilities;
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using SafeExamBrowser.Communication.Contracts.Proxies;
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using SafeExamBrowser.Configuration.Contracts;
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using SafeExamBrowser.Core.Contracts.ResponsibilityModel;
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using SafeExamBrowser.I18n.Contracts;
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using SafeExamBrowser.Logging.Contracts;
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using SafeExamBrowser.Server.Contracts;
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using SafeExamBrowser.Server.Contracts.Data;
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using SafeExamBrowser.Settings;
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using SafeExamBrowser.UserInterface.Contracts.MessageBox;
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using SafeExamBrowser.UserInterface.Contracts.Shell;
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using SafeExamBrowser.UserInterface.Contracts.Windows;
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namespace SafeExamBrowser.Client.UnitTests.Responsibilities
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{
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[TestClass]
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public class BrowserResponsibilityTests
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{
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private AppConfig appConfig;
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private Mock<IBrowserApplication> browser;
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private ClientContext context;
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private Mock<ICoordinator> coordinator;
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private Mock<IMessageBox> messageBox;
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private Mock<IRuntimeProxy> runtime;
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private Mock<IServerProxy> server;
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private AppSettings settings;
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private Mock<ISplashScreen> splashScreen;
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private Mock<ITaskbar> taskbar;
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private BrowserResponsibility sut;
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[TestInitialize]
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public void Initialize()
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{
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var logger = new Mock<ILogger>();
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var responsibilities = new Mock<IResponsibilityCollection<ClientTask>>();
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appConfig = new AppConfig();
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browser = new Mock<IBrowserApplication>();
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context = new ClientContext();
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coordinator = new Mock<ICoordinator>();
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messageBox = new Mock<IMessageBox>();
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runtime = new Mock<IRuntimeProxy>();
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server = new Mock<IServerProxy>();
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settings = new AppSettings();
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splashScreen = new Mock<ISplashScreen>();
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taskbar = new Mock<ITaskbar>();
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context.AppConfig = appConfig;
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context.Browser = browser.Object;
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context.Responsibilities = responsibilities.Object;
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context.Runtime = runtime.Object;
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context.Server = server.Object;
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context.Settings = settings;
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sut = new BrowserResponsibility(
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context,
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coordinator.Object,
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logger.Object,
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messageBox.Object,
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runtime.Object,
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splashScreen.Object,
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taskbar.Object);
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sut.Assume(ClientTask.RegisterEvents);
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}
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[TestMethod]
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public void MustAutoStartBrowser()
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{
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settings.Browser.EnableBrowser = true;
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browser.SetupGet(b => b.AutoStart).Returns(true);
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sut.Assume(ClientTask.AutoStartApplications);
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browser.Verify(b => b.Start(), Times.Once);
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browser.Reset();
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browser.SetupGet(b => b.AutoStart).Returns(false);
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sut.Assume(ClientTask.AutoStartApplications);
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browser.Verify(b => b.Start(), Times.Never);
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}
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[TestMethod]
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public void MustNotAutoStartBrowserIfNotEnabled()
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{
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settings.Browser.EnableBrowser = false;
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browser.SetupGet(b => b.AutoStart).Returns(true);
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sut.Assume(ClientTask.AutoStartApplications);
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browser.Verify(b => b.Start(), Times.Never);
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}
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[TestMethod]
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public void Browser_MustHandleUserIdentifierDetection()
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{
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var counter = 0;
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var identifier = "abc123";
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settings.SessionMode = SessionMode.Server;
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server.Setup(s => s.SendUserIdentifier(It.IsAny<string>())).Returns(() => new ServerResponse(++counter == 3));
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browser.Raise(b => b.UserIdentifierDetected += null, identifier);
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server.Verify(s => s.SendUserIdentifier(It.Is<string>(id => id == identifier)), Times.Exactly(3));
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}
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[TestMethod]
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public void Browser_MustTerminateIfRequested()
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{
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runtime.Setup(p => p.RequestShutdown()).Returns(new CommunicationResult(true));
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browser.Raise(b => b.TerminationRequested += null);
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runtime.Verify(p => p.RequestShutdown(), Times.Once);
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}
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[TestMethod]
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public void Reconfiguration_MustAllowIfNoQuitPasswordSet()
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{
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(true);
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runtime.Setup(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>())).Returns(new CommunicationResult(true));
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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args.Callback(true, string.Empty);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Once);
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Assert.IsTrue(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustNotAllowWithQuitPasswordAndNoUrl()
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{
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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settings.Security.AllowReconfiguration = true;
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settings.Security.QuitPasswordHash = "abc123";
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runtime.Setup(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>())).Returns(new CommunicationResult(true));
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Never);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
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Assert.IsFalse(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustNotAllowConcurrentExecution()
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{
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(false);
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runtime.Setup(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>())).Returns(new CommunicationResult(true));
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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args.Callback?.Invoke(true, string.Empty);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
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Assert.IsFalse(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustAllowIfUrlMatches()
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{
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var args = new DownloadEventArgs { Url = "sebs://www.somehost.org/some/path/some_configuration.seb?query=123" };
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(true);
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settings.Security.AllowReconfiguration = true;
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settings.Security.QuitPasswordHash = "abc123";
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settings.Security.ReconfigurationUrl = "sebs://www.somehost.org/some/path/*.seb?query=123";
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runtime.Setup(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>())).Returns(new CommunicationResult(true));
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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args.Callback(true, string.Empty);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Once);
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Assert.IsTrue(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustDenyIfNotAllowed()
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{
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var args = new DownloadEventArgs();
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settings.Security.AllowReconfiguration = false;
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settings.Security.QuitPasswordHash = "abc123";
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Never);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
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Assert.IsFalse(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustDenyIfUrlDoesNotMatch()
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{
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var args = new DownloadEventArgs { Url = "sebs://www.somehost.org/some/path/some_configuration.seb?query=123" };
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settings.Security.AllowReconfiguration = false;
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settings.Security.QuitPasswordHash = "abc123";
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settings.Security.ReconfigurationUrl = "sebs://www.somehost.org/some/path/other_configuration.seb?query=123";
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browser.Raise(b => b.ConfigurationDownloadRequested += null, "filepath.seb", args);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Never);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
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Assert.IsFalse(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustCorrectlyHandleDownload()
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{
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var downloadPath = @"C:\Folder\Does\Not\Exist\filepath.seb";
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var downloadUrl = @"https://www.host.abc/someresource.seb";
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var filename = "filepath.seb";
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(true);
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messageBox.Setup(m => m.Show(
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It.IsAny<TextKey>(),
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It.IsAny<TextKey>(),
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It.IsAny<MessageBoxAction>(),
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It.IsAny<MessageBoxIcon>(),
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It.IsAny<IWindow>())).Returns(MessageBoxResult.Yes);
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runtime.Setup(r => r.RequestReconfiguration(
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It.Is<string>(p => p == downloadPath),
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It.Is<string>(u => u == downloadUrl))).Returns(new CommunicationResult(true));
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settings.Security.AllowReconfiguration = true;
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browser.Raise(b => b.ConfigurationDownloadRequested += null, filename, args);
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args.Callback(true, downloadUrl, downloadPath);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Never);
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runtime.Verify(r => r.RequestReconfiguration(It.Is<string>(p => p == downloadPath), It.Is<string>(u => u == downloadUrl)), Times.Once);
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Assert.AreEqual(downloadPath, args.DownloadPath);
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Assert.IsTrue(args.AllowDownload);
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}
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[TestMethod]
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public void Reconfiguration_MustCorrectlyHandleFailedDownload()
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{
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var downloadPath = @"C:\Folder\Does\Not\Exist\filepath.seb";
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var downloadUrl = @"https://www.host.abc/someresource.seb";
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var filename = "filepath.seb";
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(true);
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messageBox.Setup(m => m.Show(
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It.IsAny<TextKey>(),
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It.IsAny<TextKey>(),
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It.IsAny<MessageBoxAction>(),
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It.IsAny<MessageBoxIcon>(),
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It.IsAny<IWindow>())).Returns(MessageBoxResult.Yes);
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runtime.Setup(r => r.RequestReconfiguration(
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It.Is<string>(p => p == downloadPath),
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It.Is<string>(u => u == downloadUrl))).Returns(new CommunicationResult(true));
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settings.Security.AllowReconfiguration = true;
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browser.Raise(b => b.ConfigurationDownloadRequested += null, filename, args);
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args.Callback(false, downloadPath);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Once);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
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}
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[TestMethod]
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public void Reconfiguration_MustCorrectlyHandleFailedRequest()
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{
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var downloadPath = @"C:\Folder\Does\Not\Exist\filepath.seb";
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var downloadUrl = @"https://www.host.abc/someresource.seb";
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var filename = "filepath.seb";
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var args = new DownloadEventArgs();
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appConfig.TemporaryDirectory = @"C:\Folder\Does\Not\Exist";
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coordinator.Setup(c => c.RequestReconfigurationLock()).Returns(true);
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messageBox.Setup(m => m.Show(
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It.IsAny<TextKey>(),
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It.IsAny<TextKey>(),
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It.IsAny<MessageBoxAction>(),
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It.IsAny<MessageBoxIcon>(),
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It.IsAny<IWindow>())).Returns(MessageBoxResult.Yes);
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runtime.Setup(r => r.RequestReconfiguration(
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It.Is<string>(p => p == downloadPath),
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It.Is<string>(u => u == downloadUrl))).Returns(new CommunicationResult(false));
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settings.Security.AllowReconfiguration = true;
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browser.Raise(b => b.ConfigurationDownloadRequested += null, filename, args);
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args.Callback(true, downloadUrl, downloadPath);
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coordinator.Verify(c => c.RequestReconfigurationLock(), Times.Once);
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coordinator.Verify(c => c.ReleaseReconfigurationLock(), Times.Once);
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messageBox.Verify(m => m.Show(
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It.IsAny<TextKey>(),
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It.IsAny<TextKey>(),
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It.IsAny<MessageBoxAction>(),
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It.Is<MessageBoxIcon>(i => i == MessageBoxIcon.Error),
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It.IsAny<IWindow>()), Times.Once);
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runtime.Verify(r => r.RequestReconfiguration(It.IsAny<string>(), It.IsAny<string>()), Times.Once);
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}
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[TestMethod]
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public void MustNotFailIfDependencyIsNull()
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{
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context.Browser = null;
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sut.Assume(ClientTask.DeregisterEvents);
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}
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}
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}
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