SEBWIN-183: Implemented unit tests for notification controllers.

SafeExamBrowser.Core.UnitTests/Notifications/AboutNotificationControllerTests.cs

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2017 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 Microsoft.VisualStudio.TestTools.UnitTesting;
+using Moq;
+using SafeExamBrowser.Contracts.Configuration.Settings;
+using SafeExamBrowser.Contracts.I18n;
+using SafeExamBrowser.Contracts.UserInterface;
+using SafeExamBrowser.Core.Notifications;
+
+namespace SafeExamBrowser.Core.UnitTests.Notifications
+{
+	[TestClass]
+	public class AboutNotificationControllerTests
+	{
+		private Mock<ISettings> settingsMock;
+		private Mock<IText> textMock;
+		private Mock<IUserInterfaceFactory> uiFactoryMock;
+
+		[TestInitialize]
+		public void Initialize()
+		{
+			settingsMock = new Mock<ISettings>();
+			textMock = new Mock<IText>();
+			uiFactoryMock = new Mock<IUserInterfaceFactory>();
+		}
+
+		[TestMethod]
+		public void MustCloseWindowWhenTerminating()
+		{
+			var button = new NotificationButtonMock();
+			var window = new Mock<IWindow>();
+			var sut = new AboutNotificationController(settingsMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			uiFactoryMock.Setup(u => u.CreateAboutWindow(It.IsAny<ISettings>(), It.IsAny<IText>())).Returns(window.Object);
+			sut.RegisterNotification(button);
+			button.Click();
+			sut.Terminate();
+
+			window.Verify(w => w.Close());
+		}
+
+		[TestMethod]
+		public void MustOpenOnlyOneWindow()
+		{
+			var button = new NotificationButtonMock();
+			var window = new Mock<IWindow>();
+			var sut = new AboutNotificationController(settingsMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			uiFactoryMock.Setup(u => u.CreateAboutWindow(It.IsAny<ISettings>(), It.IsAny<IText>())).Returns(window.Object);
+			sut.RegisterNotification(button);
+			button.Click();
+			button.Click();
+			button.Click();
+			button.Click();
+			button.Click();
+
+			uiFactoryMock.Verify(u => u.CreateAboutWindow(It.IsAny<ISettings>(), It.IsAny<IText>()), Times.Once);
+			window.Verify(u => u.Show(), Times.Once);
+			window.Verify(u => u.BringToForeground(), Times.Exactly(4));
+		}
+
+		[TestMethod]
+		public void MustSubscribeToClickEvent()
+		{
+			var button = new NotificationButtonMock();
+			var sut = new AboutNotificationController(settingsMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			sut.RegisterNotification(button);
+
+			Assert.IsTrue(button.HasSubscribed);
+		}
+	}
+}

SafeExamBrowser.Core.UnitTests/Notifications/LogNotificationControllerTests.cs

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2017 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 Microsoft.VisualStudio.TestTools.UnitTesting;
+using Moq;
+using SafeExamBrowser.Contracts.I18n;
+using SafeExamBrowser.Contracts.Logging;
+using SafeExamBrowser.Contracts.UserInterface;
+using SafeExamBrowser.Core.Notifications;
+
+namespace SafeExamBrowser.Core.UnitTests.Notifications
+{
+	[TestClass]
+	public class LogNotificationControllerTests
+	{
+		private Mock<ILogger> loggerMock;
+		private Mock<IText> textMock;
+		private Mock<IUserInterfaceFactory> uiFactoryMock;
+
+		[TestInitialize]
+		public void Initialize()
+		{
+			loggerMock = new Mock<ILogger>();
+			textMock = new Mock<IText>();
+			uiFactoryMock = new Mock<IUserInterfaceFactory>();
+		}
+
+		[TestMethod]
+		public void MustCloseWindowWhenTerminating()
+		{
+			var button = new NotificationButtonMock();
+			var window = new Mock<IWindow>();
+			var sut = new LogNotificationController(loggerMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			uiFactoryMock.Setup(u => u.CreateLogWindow(It.IsAny<ILogger>(), It.IsAny<IText>())).Returns(window.Object);
+			sut.RegisterNotification(button);
+			button.Click();
+			sut.Terminate();
+
+			window.Verify(w => w.Close());
+		}
+
+		[TestMethod]
+		public void MustOpenOnlyOneWindow()
+		{
+			var button = new NotificationButtonMock();
+			var window = new Mock<IWindow>();
+			var sut = new LogNotificationController(loggerMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			uiFactoryMock.Setup(u => u.CreateLogWindow(It.IsAny<ILogger>(), It.IsAny<IText>())).Returns(window.Object);
+			sut.RegisterNotification(button);
+			button.Click();
+			button.Click();
+			button.Click();
+			button.Click();
+			button.Click();
+
+			uiFactoryMock.Verify(u => u.CreateLogWindow(It.IsAny<ILogger>(), It.IsAny<IText>()), Times.Once);
+			window.Verify(u => u.Show(), Times.Once);
+			window.Verify(u => u.BringToForeground(), Times.Exactly(4));
+		}
+
+		[TestMethod]
+		public void MustSubscribeToClickEvent()
+		{
+			var button = new NotificationButtonMock();
+			var sut = new LogNotificationController(loggerMock.Object, textMock.Object, uiFactoryMock.Object);
+
+			sut.RegisterNotification(button);
+
+			Assert.IsTrue(button.HasSubscribed);
+		}
+	}
+}

SafeExamBrowser.Core.UnitTests/Notifications/NotificationButtonMock.cs

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2017 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 SafeExamBrowser.Contracts.UserInterface.Taskbar;
+
+namespace SafeExamBrowser.Core.UnitTests.Notifications
+{
+	class NotificationButtonMock : INotificationButton
+	{
+		private NotificationButtonClickedEventHandler clicked;
+
+		public bool HasSubscribed;
+		public bool HasUnsubscribed;
+
+		public event NotificationButtonClickedEventHandler Clicked
+		{
+			add
+			{
+				clicked += value;
+				HasSubscribed = true;
+			}
+			remove
+			{
+				clicked -= value;
+				HasUnsubscribed = true;
+			}
+		}
+
+		public void Click()
+		{
+			clicked?.Invoke();
+		}
+	}
+}

SafeExamBrowser.Core.UnitTests/SafeExamBrowser.Core.UnitTests.csproj

@@ -81,6 +81,9 @@
     <Compile Include="Logging\LoggerTests.cs" />
     <Compile Include="Logging\ModuleLoggerTests.cs" />
     <Compile Include="Logging\NewLogContentType.cs" />
+    <Compile Include="Notifications\AboutNotificationControllerTests.cs" />
+    <Compile Include="Notifications\LogNotificationControllerTests.cs" />
+    <Compile Include="Notifications\NotificationButtonMock.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>