Restore SEBPatch

SafeExamBrowser.Client.UnitTests/Operations/MouseInterceptorOperationTests.cs

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+/*
+ * Copyright (c) 2024 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 Microsoft.VisualStudio.TestTools.UnitTesting;
+using Moq;
+using SafeExamBrowser.Client.Operations;
+using SafeExamBrowser.Logging.Contracts;
+using SafeExamBrowser.Monitoring.Contracts.Mouse;
+
+namespace SafeExamBrowser.Client.UnitTests.Operations
+{
+	[TestClass]
+	public class MouseInterceptorOperationTests
+	{
+		private ClientContext context;
+		private Mock<IMouseInterceptor> mouseInterceptorMock;
+		private Mock<ILogger> loggerMock;
+
+		private MouseInterceptorOperation sut;
+
+		[TestInitialize]
+		public void Initialize()
+		{
+			context = new ClientContext();
+			mouseInterceptorMock = new Mock<IMouseInterceptor>();
+			loggerMock = new Mock<ILogger>();
+
+			sut = new MouseInterceptorOperation(context, loggerMock.Object, mouseInterceptorMock.Object);
+		}
+
+		[TestMethod]
+		public void MustPerformCorrectly()
+		{
+			sut.Perform();
+
+			mouseInterceptorMock.Verify(i => i.Start(), Times.Once);
+			mouseInterceptorMock.Verify(i => i.Stop(), Times.Never);
+		}
+
+		[TestMethod]
+		public void MustRevertCorrectly()
+		{
+			sut.Revert();
+
+			mouseInterceptorMock.Verify(i => i.Start(), Times.Never);
+			mouseInterceptorMock.Verify(i => i.Stop(), Times.Once);
+		}
+	}
+}