Files

694 lines
34 KiB
C#

/*
* Copyright (c) 2025 ETH Zürich, IT Services
*
* 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.Collections.Generic;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Moq;
using SafeExamBrowser.Communication.Contracts.Hosts;
using SafeExamBrowser.Configuration.Contracts;
using SafeExamBrowser.Configuration.Contracts.Cryptography;
using SafeExamBrowser.Core.Contracts.OperationModel;
using SafeExamBrowser.I18n.Contracts;
using SafeExamBrowser.Logging.Contracts;
using SafeExamBrowser.Runtime.Communication;
using SafeExamBrowser.Runtime.Operations.Session;
using SafeExamBrowser.Server.Contracts;
using SafeExamBrowser.Server.Contracts.Data;
using SafeExamBrowser.Settings;
using SafeExamBrowser.Settings.Server;
using SafeExamBrowser.SystemComponents.Contracts;
using SafeExamBrowser.UserInterface.Contracts;
using SafeExamBrowser.UserInterface.Contracts.MessageBox;
using SafeExamBrowser.UserInterface.Contracts.Windows;
using SafeExamBrowser.UserInterface.Contracts.Windows.Data;
namespace SafeExamBrowser.Runtime.UnitTests.Operations
{
[TestClass]
public class ServerOperationTests
{
private RuntimeContext context;
private Mock<IFileSystem> fileSystem;
private Mock<IConfigurationRepository> repository;
private Mock<IServerProxy> server;
private Mock<IUserInterfaceFactory> uiFactory;
private ServerOperation sut;
[TestInitialize]
public void Initialize()
{
context = new RuntimeContext();
fileSystem = new Mock<IFileSystem>();
repository = new Mock<IConfigurationRepository>();
server = new Mock<IServerProxy>();
uiFactory = new Mock<IUserInterfaceFactory>();
context.Current = new SessionConfiguration();
context.Current.AppConfig = new AppConfig();
context.Current.Settings = new AppSettings();
context.Next = new SessionConfiguration();
context.Next.AppConfig = new AppConfig();
context.Next.Settings = new AppSettings();
var dependencies = new Dependencies(
new ClientBridge(Mock.Of<IRuntimeHost>(), context),
Mock.Of<ILogger>(),
Mock.Of<IMessageBox>(),
Mock.Of<IRuntimeWindow>(),
context,
Mock.Of<IText>());
sut = new ServerOperation(dependencies, fileSystem.Object, repository.Object, server.Object, uiFactory.Object);
}
[TestMethod]
public void Perform_MustCorrectlyInitializeServerSession()
{
var connect = 0;
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var counter = 0;
var delete = 0;
var dialog = new Mock<IExamSelectionDialog>();
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSelection = 0;
var examSettings = new AppSettings();
var getConfiguration = 0;
var getConnection = 0;
var getExams = 0;
var initialize = 0;
var initialSettings = context.Next.Settings;
var serverSettings = context.Next.Settings.Server;
dialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true })
.Callback(() => examSelection = ++counter);
repository
.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>()))
.Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
fileSystem.Setup(f => f.Delete(It.IsAny<string>())).Callback(() => delete = ++counter);
server.Setup(s => s.Connect()).Returns(new ServerResponse(true)).Callback(() => connect = ++counter);
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>())).Callback(() => initialize = ++counter);
server.Setup(s => s.GetConnectionInfo()).Returns(connection).Callback(() => getConnection = ++counter);
server.Setup(s => s.SendSelectedExam(It.IsAny<Exam>())).Returns(new ServerResponse<string>(true, default));
server
.Setup(s => s.GetAvailableExams(It.IsAny<string>()))
.Returns(new ServerResponse<IEnumerable<Exam>>(true, default))
.Callback(() => getExams = ++counter);
server
.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>()))
.Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")))
.Callback(() => getConfiguration = ++counter);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Perform();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
server.Verify(s => s.SendSelectedExam(It.Is<Exam>(e => e == exam)), Times.Once);
Assert.AreEqual(1, initialize);
Assert.AreEqual(2, connect);
Assert.AreEqual(3, getExams);
Assert.AreEqual(4, examSelection);
Assert.AreEqual(5, getConfiguration);
Assert.AreEqual(6, getConnection);
Assert.AreEqual(7, delete);
Assert.AreEqual(connection.Api, context.Next.AppConfig.ServerApi);
Assert.AreEqual(connection.ConnectionToken, context.Next.AppConfig.ServerConnectionToken);
Assert.AreEqual(connection.Oauth2Token, context.Next.AppConfig.ServerOauth2Token);
Assert.AreEqual(exam.Id, context.Next.AppConfig.ServerExamId);
Assert.AreEqual(exam.Url, context.Next.Settings.Browser.StartUrl);
Assert.AreSame(examSettings, context.Next.Settings);
Assert.AreSame(serverSettings, context.Next.Settings.Server);
Assert.AreNotSame(initialSettings, context.Next.Settings);
Assert.AreEqual(OperationResult.Success, result);
Assert.AreEqual(SessionMode.Server, context.Next.Settings.SessionMode);
}
[TestMethod]
public void Perform_MustFailIfSettingsCouldNotBeLoaded()
{
var dialog = new Mock<IExamSelectionDialog>();
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var initialSettings = context.Next.Settings;
dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.UnexpectedError);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")));
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Perform();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
Assert.AreNotEqual(connection.Api, context.Next.AppConfig.ServerApi);
Assert.AreNotEqual(connection.ConnectionToken, context.Next.AppConfig.ServerConnectionToken);
Assert.AreNotEqual(connection.Oauth2Token, context.Next.AppConfig.ServerOauth2Token);
Assert.AreNotEqual(exam.Id, context.Next.AppConfig.ServerExamId);
Assert.AreNotEqual(exam.Url, context.Next.Settings.Browser.StartUrl);
Assert.AreNotSame(examSettings, context.Next.Settings);
Assert.AreSame(initialSettings, context.Next.Settings);
Assert.AreEqual(OperationResult.Failed, result);
Assert.AreEqual(SessionMode.Server, context.Next.Settings.SessionMode);
}
[TestMethod]
public void Perform_MustCorrectlyAbort()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examDialog = new Mock<IExamSelectionDialog>();
var examSettings = new AppSettings();
var messageShown = false;
var serverDialog = new Mock<IServerFailureDialog>();
examDialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(false, default));
serverDialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ServerFailureDialogResult { Abort = true })
.Callback(() => messageShown = true);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(examDialog.Object);
uiFactory.Setup(f => f.CreateServerFailureDialog(It.IsAny<string>(), It.IsAny<bool>())).Returns(serverDialog.Object);
var result = sut.Perform();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Never);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Never);
Assert.IsTrue(messageShown);
Assert.AreEqual(OperationResult.Aborted, result);
}
[TestMethod]
public void Perform_MustCorrectlyFallback()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examDialog = new Mock<IExamSelectionDialog>();
var examSettings = new AppSettings();
var messageShown = false;
var serverDialog = new Mock<IServerFailureDialog>();
examDialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(false, default));
serverDialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ServerFailureDialogResult { Fallback = true })
.Callback(() => messageShown = true);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(examDialog.Object);
uiFactory.Setup(f => f.CreateServerFailureDialog(It.IsAny<string>(), It.IsAny<bool>())).Returns(serverDialog.Object);
var result = sut.Perform();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Never);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Never);
Assert.IsTrue(messageShown);
Assert.AreEqual(SessionMode.Normal, context.Next.Settings.SessionMode);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Perform_MustAutomaticallySelectExam()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var serverSettings = context.Next.Settings.Server;
var examDialog = new Mock<IExamSelectionDialog>();
var serverDialog = new Mock<IServerFailureDialog>();
examDialog.Setup(d => d.Show(It.IsAny<IWindow>())).Callback(Assert.Fail);
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
context.Next.Settings.Server.ExamId = "some id";
fileSystem.Setup(f => f.Delete(It.IsAny<string>()));
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, new[] { exam }));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")));
server.Setup(s => s.SendSelectedExam(It.IsAny<Exam>())).Returns(new ServerResponse<string>(true, default));
serverDialog.Setup(d => d.Show(It.IsAny<IWindow>())).Callback(Assert.Fail);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(examDialog.Object);
uiFactory.Setup(f => f.CreateServerFailureDialog(It.IsAny<string>(), It.IsAny<bool>())).Returns(serverDialog.Object);
var result = sut.Perform();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
server.Verify(s => s.SendSelectedExam(It.Is<Exam>(e => e == exam)), Times.Once);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Perform_MustDoNothingIfNormalSession()
{
var initialSettings = context.Next.Settings;
context.Next.Settings.SessionMode = SessionMode.Normal;
var result = sut.Perform();
repository.VerifyNoOtherCalls();
fileSystem.VerifyNoOtherCalls();
server.VerifyNoOtherCalls();
uiFactory.VerifyNoOtherCalls();
Assert.AreSame(initialSettings, context.Next.Settings);
Assert.AreEqual(SessionMode.Normal, context.Next.Settings.SessionMode);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Repeat_MustCorrectlyInitializeServerSession()
{
var connect = 0;
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var counter = 0;
var delete = 0;
var dialog = new Mock<IExamSelectionDialog>();
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSelection = 0;
var examSettings = new AppSettings();
var getConfiguration = 0;
var getConnection = 0;
var getExams = 0;
var initialize = 0;
var initialSettings = context.Next.Settings;
var serverSettings = context.Next.Settings.Server;
dialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true })
.Callback(() => examSelection = ++counter);
repository
.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>()))
.Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
fileSystem.Setup(f => f.Delete(It.IsAny<string>())).Callback(() => delete = ++counter);
server.Setup(s => s.Connect()).Returns(new ServerResponse(true)).Callback(() => connect = ++counter);
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>())).Callback(() => initialize = ++counter);
server.Setup(s => s.GetConnectionInfo()).Returns(connection).Callback(() => getConnection = ++counter);
server.Setup(s => s.SendSelectedExam(It.IsAny<Exam>())).Returns(new ServerResponse<string>(true, default));
server
.Setup(s => s.GetAvailableExams(It.IsAny<string>()))
.Returns(new ServerResponse<IEnumerable<Exam>>(true, default))
.Callback(() => getExams = ++counter);
server
.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>()))
.Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")))
.Callback(() => getConfiguration = ++counter);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Repeat();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
server.Verify(s => s.SendSelectedExam(It.Is<Exam>(e => e == exam)), Times.Once);
Assert.AreEqual(1, initialize);
Assert.AreEqual(2, connect);
Assert.AreEqual(3, getExams);
Assert.AreEqual(4, examSelection);
Assert.AreEqual(5, getConfiguration);
Assert.AreEqual(6, getConnection);
Assert.AreEqual(7, delete);
Assert.AreEqual(connection.Api, context.Next.AppConfig.ServerApi);
Assert.AreEqual(connection.ConnectionToken, context.Next.AppConfig.ServerConnectionToken);
Assert.AreEqual(connection.Oauth2Token, context.Next.AppConfig.ServerOauth2Token);
Assert.AreEqual(exam.Id, context.Next.AppConfig.ServerExamId);
Assert.AreEqual(exam.Url, context.Next.Settings.Browser.StartUrl);
Assert.AreSame(examSettings, context.Next.Settings);
Assert.AreSame(serverSettings, context.Next.Settings.Server);
Assert.AreNotSame(initialSettings, context.Next.Settings);
Assert.AreEqual(OperationResult.Success, result);
Assert.AreEqual(SessionMode.Server, context.Next.Settings.SessionMode);
}
[TestMethod]
public void Repeat_MustFailIfSettingsCouldNotBeLoaded()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var initialSettings = context.Next.Settings;
var dialog = new Mock<IExamSelectionDialog>();
dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.UnexpectedError);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")));
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Repeat();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
Assert.AreNotEqual(connection.Api, context.Next.AppConfig.ServerApi);
Assert.AreNotEqual(connection.ConnectionToken, context.Next.AppConfig.ServerConnectionToken);
Assert.AreNotEqual(connection.Oauth2Token, context.Next.AppConfig.ServerOauth2Token);
Assert.AreNotEqual(exam.Id, context.Next.AppConfig.ServerExamId);
Assert.AreNotEqual(exam.Url, context.Next.Settings.Browser.StartUrl);
Assert.AreNotSame(examSettings, context.Next.Settings);
Assert.AreSame(initialSettings, context.Next.Settings);
Assert.AreEqual(OperationResult.Failed, result);
Assert.AreEqual(SessionMode.Server, context.Next.Settings.SessionMode);
}
[TestMethod]
public void Repeat_MustCorrectlyAbort()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var messageShown = false;
var examDialog = new Mock<IExamSelectionDialog>();
var serverDialog = new Mock<IServerFailureDialog>();
examDialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(false, default));
serverDialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ServerFailureDialogResult { Abort = true })
.Callback(() => messageShown = true);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(examDialog.Object);
uiFactory.Setup(f => f.CreateServerFailureDialog(It.IsAny<string>(), It.IsAny<bool>())).Returns(serverDialog.Object);
var result = sut.Repeat();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Never);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Never);
Assert.IsTrue(messageShown);
Assert.AreEqual(OperationResult.Aborted, result);
}
[TestMethod]
public void Repeat_MustCorrectlyFallback()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var messageShown = false;
var examDialog = new Mock<IExamSelectionDialog>();
var serverDialog = new Mock<IServerFailureDialog>();
examDialog.Setup(d => d.Show(It.IsAny<IWindow>())).Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true });
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, default));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(false, default));
serverDialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ServerFailureDialogResult { Fallback = true })
.Callback(() => messageShown = true);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(examDialog.Object);
uiFactory.Setup(f => f.CreateServerFailureDialog(It.IsAny<string>(), It.IsAny<bool>())).Returns(serverDialog.Object);
var result = sut.Repeat();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Never);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Never);
Assert.IsTrue(messageShown);
Assert.AreEqual(SessionMode.Normal, context.Next.Settings.SessionMode);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Repeat_MustCorrectlyReconfigureServerSession()
{
var connect = 0;
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var counter = 0;
var delete = 0;
var dialog = new Mock<IExamSelectionDialog>();
var disconnect = 0;
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSelection = 0;
var examSettings = new AppSettings();
var getConfiguration = 0;
var getConnection = 0;
var getExams = 0;
var initialize = 0;
var initialSettings = context.Next.Settings;
var serverSettings = context.Next.Settings.Server;
dialog
.Setup(d => d.Show(It.IsAny<IWindow>()))
.Returns(new ExamSelectionDialogResult { SelectedExam = exam, Success = true })
.Callback(() => examSelection = ++counter);
repository
.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>()))
.Returns(LoadStatus.Success);
context.Current.Settings.SessionMode = SessionMode.Server;
context.Next.Settings.SessionMode = SessionMode.Server;
fileSystem.Setup(f => f.Delete(It.IsAny<string>())).Callback(() => delete = ++counter);
server.Setup(s => s.Connect()).Returns(new ServerResponse(true)).Callback(() => connect = ++counter);
server.Setup(s => s.Disconnect()).Returns(new ServerResponse(true)).Callback(() => disconnect = ++counter);
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>())).Callback(() => initialize = ++counter);
server.Setup(s => s.GetConnectionInfo()).Returns(connection).Callback(() => getConnection = ++counter);
server.Setup(s => s.SendSelectedExam(It.IsAny<Exam>())).Returns(new ServerResponse<string>(true, default));
server
.Setup(s => s.GetAvailableExams(It.IsAny<string>()))
.Returns(new ServerResponse<IEnumerable<Exam>>(true, default))
.Callback(() => getExams = ++counter);
server
.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>()))
.Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")))
.Callback(() => getConfiguration = ++counter);
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Repeat();
Assert.AreEqual(OperationResult.Success, result);
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Disconnect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
server.Verify(s => s.SendSelectedExam(It.Is<Exam>(e => e == exam)), Times.Once);
Assert.AreEqual(1, disconnect);
Assert.AreEqual(2, initialize);
Assert.AreEqual(3, connect);
Assert.AreEqual(4, getExams);
Assert.AreEqual(5, examSelection);
Assert.AreEqual(6, getConfiguration);
Assert.AreEqual(7, getConnection);
Assert.AreEqual(8, delete);
Assert.AreEqual(connection.Api, context.Next.AppConfig.ServerApi);
Assert.AreEqual(connection.ConnectionToken, context.Next.AppConfig.ServerConnectionToken);
Assert.AreEqual(connection.Oauth2Token, context.Next.AppConfig.ServerOauth2Token);
Assert.AreEqual(exam.Id, context.Next.AppConfig.ServerExamId);
Assert.AreEqual(exam.Url, context.Next.Settings.Browser.StartUrl);
Assert.AreSame(examSettings, context.Next.Settings);
Assert.AreSame(serverSettings, context.Next.Settings.Server);
Assert.AreNotSame(initialSettings, context.Next.Settings);
Assert.AreEqual(OperationResult.Success, result);
Assert.AreEqual(SessionMode.Server, context.Next.Settings.SessionMode);
}
[TestMethod]
public void Repeat_MustAutomaticallySelectExam()
{
var connection = new ConnectionInfo { Api = "some API", ConnectionToken = "some token", Oauth2Token = "some OAuth2 token" };
var exam = new Exam { Id = "some id", LmsName = "some LMS", Name = "some name", Url = "some URL" };
var examSettings = new AppSettings();
var serverSettings = context.Next.Settings.Server;
var dialog = new Mock<IExamSelectionDialog>();
dialog.Setup(d => d.Show(It.IsAny<IWindow>())).Callback(Assert.Fail);
repository.Setup(c => c.TryLoadSettings(It.IsAny<Uri>(), out examSettings, It.IsAny<PasswordParameters>())).Returns(LoadStatus.Success);
context.Next.Settings.SessionMode = SessionMode.Server;
context.Next.Settings.Server.ExamId = "some id";
fileSystem.Setup(f => f.Delete(It.IsAny<string>()));
server.Setup(s => s.Connect()).Returns(new ServerResponse(true));
server.Setup(s => s.Initialize(It.IsAny<ServerSettings>()));
server.Setup(s => s.GetConnectionInfo()).Returns(connection);
server.Setup(s => s.GetAvailableExams(It.IsAny<string>())).Returns(new ServerResponse<IEnumerable<Exam>>(true, new[] { exam }));
server.Setup(s => s.GetConfigurationFor(It.IsAny<Exam>())).Returns(new ServerResponse<Uri>(true, new Uri("file:///configuration.seb")));
server.Setup(s => s.SendSelectedExam(It.IsAny<Exam>())).Returns(new ServerResponse<string>(true, default));
uiFactory.Setup(f => f.CreateExamSelectionDialog(It.IsAny<IEnumerable<Exam>>())).Returns(dialog.Object);
var result = sut.Repeat();
fileSystem.Verify(f => f.Delete(It.IsAny<string>()), Times.Once);
server.Verify(s => s.Connect(), Times.Once);
server.Verify(s => s.Initialize(It.IsAny<ServerSettings>()), Times.Once);
server.Verify(s => s.GetAvailableExams(It.IsAny<string>()), Times.Once);
server.Verify(s => s.GetConfigurationFor(It.Is<Exam>(e => e == exam)), Times.Once);
server.Verify(s => s.GetConnectionInfo(), Times.Once);
server.Verify(s => s.SendSelectedExam(It.Is<Exam>(e => e == exam)), Times.Once);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Repeat_MustDoNothingIfNormalSession()
{
var initialSettings = context.Next.Settings;
context.Current.Settings.SessionMode = SessionMode.Normal;
context.Next.Settings.SessionMode = SessionMode.Normal;
var result = sut.Repeat();
repository.VerifyNoOtherCalls();
fileSystem.VerifyNoOtherCalls();
server.VerifyNoOtherCalls();
uiFactory.VerifyNoOtherCalls();
Assert.AreSame(initialSettings, context.Next.Settings);
Assert.AreEqual(SessionMode.Normal, context.Next.Settings.SessionMode);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Revert_MustDisconnectFromServerWhenSessionRunning()
{
context.Current.Settings.SessionMode = SessionMode.Server;
context.Next = default;
server.Setup(s => s.Disconnect()).Returns(new ServerResponse(true));
var result = sut.Revert();
fileSystem.VerifyNoOtherCalls();
server.Verify(s => s.Disconnect(), Times.Once);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Revert_MustDisconnectFromServerWhenSessionStartFailed()
{
context.Current = default;
context.Next.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Disconnect()).Returns(new ServerResponse(true));
var result = sut.Revert();
fileSystem.VerifyNoOtherCalls();
server.Verify(s => s.Disconnect(), Times.Once);
Assert.AreEqual(OperationResult.Success, result);
}
[TestMethod]
public void Revert_MustFailWhenDisconnectionUnsuccesful()
{
context.Current.Settings.SessionMode = SessionMode.Server;
server.Setup(s => s.Disconnect()).Returns(new ServerResponse(false));
var result = sut.Revert();
fileSystem.VerifyNoOtherCalls();
server.Verify(s => s.Disconnect(), Times.Once);
Assert.AreEqual(OperationResult.Failed, result);
}
[TestMethod]
public void Revert_MustDoNothingIfNormalSession()
{
context.Current.Settings.SessionMode = SessionMode.Normal;
var result = sut.Revert();
repository.VerifyNoOtherCalls();
fileSystem.VerifyNoOtherCalls();
server.VerifyNoOtherCalls();
uiFactory.VerifyNoOtherCalls();
Assert.AreEqual(OperationResult.Success, result);
}
}
}