285 lines
9.5 KiB
C#
285 lines
9.5 KiB
C#
/*
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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.Client.Responsibilities;
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using SafeExamBrowser.Communication.Contracts.Proxies;
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using SafeExamBrowser.Configuration.Contracts.Cryptography;
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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.Settings;
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using SafeExamBrowser.UserInterface.Contracts;
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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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using SafeExamBrowser.UserInterface.Contracts.Windows.Data;
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namespace SafeExamBrowser.Client.UnitTests.Responsibilities
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{
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[TestClass]
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public class ShellResponsibilityTests
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{
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private Mock<IActionCenter> actionCenter;
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private ClientContext context;
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private Mock<IHashAlgorithm> hashAlgorithm;
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private Mock<IMessageBox> messageBox;
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private Mock<IRuntimeProxy> runtime;
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private AppSettings settings;
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private Mock<ITaskbar> taskbar;
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private Mock<IUserInterfaceFactory> uiFactory;
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private ShellResponsibility 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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actionCenter = new Mock<IActionCenter>();
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context = new ClientContext();
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hashAlgorithm = new Mock<IHashAlgorithm>();
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messageBox = new Mock<IMessageBox>();
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runtime = new Mock<IRuntimeProxy>();
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settings = new AppSettings();
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taskbar = new Mock<ITaskbar>();
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uiFactory = new Mock<IUserInterfaceFactory>();
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context.MessageBox = messageBox.Object;
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context.Responsibilities = responsibilities.Object;
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context.Runtime = runtime.Object;
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context.Settings = settings;
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sut = new ShellResponsibility(
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actionCenter.Object,
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context,
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hashAlgorithm.Object,
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logger.Object,
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messageBox.Object,
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taskbar.Object,
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uiFactory.Object);
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sut.Assume(ClientTask.RegisterEvents);
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}
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[TestMethod]
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public void Shutdown_MustAskUserToConfirm()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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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.RequestShutdown()).Returns(new CommunicationResult(true));
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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runtime.Verify(p => p.RequestShutdown(), Times.Once);
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Assert.IsFalse(args.Cancel);
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}
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[TestMethod]
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public void Shutdown_MustNotInitiateIfNotWishedByUser()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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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.No);
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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runtime.Verify(p => p.RequestShutdown(), Times.Never);
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Assert.IsTrue(args.Cancel);
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}
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[TestMethod]
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public void Shutdown_MustCloseActionCenterAndTaskbarIfEnabled()
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{
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settings.UserInterface.ActionCenter.EnableActionCenter = true;
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settings.UserInterface.Taskbar.EnableTaskbar = true;
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sut.Assume(ClientTask.CloseShell);
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actionCenter.Verify(a => a.Close(), Times.Once);
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taskbar.Verify(o => o.Close(), Times.Once);
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}
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[TestMethod]
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public void Shutdown_MustNotCloseActionCenterAndTaskbarIfNotEnabled()
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{
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settings.UserInterface.ActionCenter.EnableActionCenter = false;
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settings.UserInterface.Taskbar.EnableTaskbar = false;
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sut.Assume(ClientTask.CloseShell);
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actionCenter.Verify(a => a.Close(), Times.Never);
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taskbar.Verify(o => o.Close(), Times.Never);
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}
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[TestMethod]
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public void Shutdown_MustShowErrorMessageOnCommunicationFailure()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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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.RequestShutdown()).Returns(new CommunicationResult(false));
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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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(p => p.RequestShutdown(), Times.Once);
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}
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[TestMethod]
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public void Shutdown_MustAskUserForQuitPassword()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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var dialog = new Mock<IPasswordDialog>();
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var dialogResult = new PasswordDialogResult { Password = "blobb", Success = true };
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settings.Security.QuitPasswordHash = "1234";
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dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(dialogResult);
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hashAlgorithm.Setup(h => h.GenerateHashFor(It.Is<string>(s => s == dialogResult.Password))).Returns(settings.Security.QuitPasswordHash);
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runtime.Setup(r => r.RequestShutdown()).Returns(new CommunicationResult(true));
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uiFactory.Setup(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>())).Returns(dialog.Object);
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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uiFactory.Verify(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>()), Times.Once);
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runtime.Verify(p => p.RequestShutdown(), Times.Once);
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Assert.IsFalse(args.Cancel);
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}
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[TestMethod]
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public void Shutdown_MustAbortAskingUserForQuitPassword()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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var dialog = new Mock<IPasswordDialog>();
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var dialogResult = new PasswordDialogResult { Success = false };
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settings.Security.QuitPasswordHash = "1234";
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dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(dialogResult);
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runtime.Setup(r => r.RequestShutdown()).Returns(new CommunicationResult(true));
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uiFactory.Setup(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>())).Returns(dialog.Object);
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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uiFactory.Verify(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>()), Times.Once);
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runtime.Verify(p => p.RequestShutdown(), Times.Never);
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Assert.IsTrue(args.Cancel);
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}
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[TestMethod]
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public void Shutdown_MustNotInitiateIfQuitPasswordIncorrect()
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{
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var args = new System.ComponentModel.CancelEventArgs();
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var dialog = new Mock<IPasswordDialog>();
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var dialogResult = new PasswordDialogResult { Password = "blobb", Success = true };
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settings.Security.QuitPasswordHash = "1234";
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dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(dialogResult);
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hashAlgorithm.Setup(h => h.GenerateHashFor(It.IsAny<string>())).Returns("9876");
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uiFactory.Setup(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>())).Returns(dialog.Object);
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taskbar.Raise(t => t.QuitButtonClicked += null, args as object);
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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.Warning),
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It.IsAny<IWindow>()), Times.Once);
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uiFactory.Verify(u => u.CreatePasswordDialog(It.IsAny<TextKey>(), It.IsAny<TextKey>()), Times.Once);
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runtime.Verify(p => p.RequestShutdown(), Times.Never);
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Assert.IsTrue(args.Cancel);
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}
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[TestMethod]
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public void Startup_MustCorrectlyShowTaskbar()
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{
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settings.UserInterface.Taskbar.EnableTaskbar = true;
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sut.Assume(ClientTask.ShowShell);
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taskbar.Verify(t => t.Show(), Times.Once);
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taskbar.Reset();
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settings.UserInterface.Taskbar.EnableTaskbar = false;
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sut.Assume(ClientTask.ShowShell);
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taskbar.Verify(t => t.Show(), Times.Never);
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}
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[TestMethod]
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public void Startup_MustCorrectlyShowActionCenter()
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{
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settings.UserInterface.ActionCenter.EnableActionCenter = true;
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sut.Assume(ClientTask.ShowShell);
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actionCenter.Verify(t => t.Promote(), Times.Once);
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actionCenter.Verify(t => t.Show(), Times.Never);
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actionCenter.Reset();
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settings.UserInterface.ActionCenter.EnableActionCenter = false;
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sut.Assume(ClientTask.ShowShell);
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actionCenter.Verify(t => t.Promote(), Times.Never);
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actionCenter.Verify(t => t.Show(), Times.Never);
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}
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[TestMethod]
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public void TerminationActivator_MustCorrectlyInitiateShutdown()
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{
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var order = 0;
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var pause = 0;
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var resume = 0;
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var terminationActivator = new Mock<ITerminationActivator>();
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context.Activators.Add(terminationActivator.Object);
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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.RequestShutdown()).Returns(new CommunicationResult(true));
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terminationActivator.Setup(t => t.Pause()).Callback(() => pause = ++order);
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terminationActivator.Setup(t => t.Resume()).Callback(() => resume = ++order);
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sut.Assume(ClientTask.RegisterEvents);
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terminationActivator.Raise(t => t.Activated += null);
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Assert.AreEqual(1, pause);
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Assert.AreEqual(2, resume);
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terminationActivator.Verify(t => t.Pause(), Times.Once);
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terminationActivator.Verify(t => t.Resume(), Times.Once);
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runtime.Verify(p => p.RequestShutdown(), Times.Once);
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}
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}
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}
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