111 lines
2.5 KiB
C#
111 lines
2.5 KiB
C#
/*
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* Copyright (c) 2024 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.Communication.Contracts;
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using SafeExamBrowser.Core.Contracts.OperationModel;
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using SafeExamBrowser.Core.Operations;
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using SafeExamBrowser.Logging.Contracts;
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namespace SafeExamBrowser.Core.UnitTests.Operations
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{
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[TestClass]
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public class CommunicationHostOperationTests
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{
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private Mock<ICommunicationHost> hostMock;
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private Mock<ILogger> loggerMock;
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private CommunicationHostOperation sut;
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[TestInitialize]
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public void Initialize()
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{
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hostMock = new Mock<ICommunicationHost>();
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loggerMock = new Mock<ILogger>();
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sut = new CommunicationHostOperation(hostMock.Object, loggerMock.Object);
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}
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[TestMethod]
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public void MustRestartHostOnRepeat()
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{
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var order = 0;
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var stop = 0;
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var start = 0;
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hostMock.Setup(h => h.Stop()).Callback(() => stop = ++order);
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hostMock.Setup(h => h.Start()).Callback(() => start = ++order);
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var result = sut.Repeat();
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hostMock.Verify(h => h.Stop(), Times.Once);
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hostMock.Verify(h => h.Start(), Times.Once);
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Assert.AreEqual(stop, 1);
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Assert.AreEqual(start, 2);
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void MustOnlyRestartHostOnRepeatIfNotRunning()
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{
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hostMock.SetupGet(h => h.IsRunning).Returns(true);
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var result = sut.Repeat();
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hostMock.Verify(h => h.Start(), Times.Never);
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hostMock.Verify(h => h.Stop(), Times.Never);
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void MustStartHostOnPerform()
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{
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var result = sut.Perform();
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hostMock.Verify(h => h.Start(), Times.Once);
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hostMock.Verify(h => h.Stop(), Times.Never);
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Assert.AreEqual(OperationResult.Success, result);
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}
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[TestMethod]
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public void MustStopHostOnRevert()
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{
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sut.Revert();
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hostMock.Verify(h => h.Stop(), Times.Once);
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hostMock.Verify(h => h.Start(), Times.Never);
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}
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[TestMethod]
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public void MustFireStatusChangedEvent()
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{
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var fired = 0;
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sut.StatusChanged += (_) => fired++;
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sut.Perform();
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sut.Repeat();
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sut.Revert();
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Assert.AreEqual(3, fired);
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}
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[TestMethod]
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public void MustNotFireActionRequiredEvent()
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{
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sut.ActionRequired += (_) => Assert.Fail();
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sut.Perform();
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sut.Repeat();
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sut.Revert();
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}
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}
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}
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