usbipd-win/UnitTests/ConfigurationManagerException_Tests.cs

// SPDX-FileCopyrightText: 2022 Frans van Dorsselaer
//
// SPDX-License-Identifier: GPL-3.0-only

using System.ComponentModel;
using Windows.Win32.Devices.DeviceAndDriverInstallation;
using Windows.Win32.Foundation;

namespace UnitTests;

[TestClass]
sealed class ConfigurationManagerException_Tests
{
    const string TestMessage = "Some test message that must be (part of) the final message.";
    static readonly Exception TestInnerException = new NotImplementedException();

    [TestMethod]
    public void DefaultConstructor()
    {
        var configurationManagerException = new ConfigurationManagerException();
        var win32Exception = (Win32Exception)configurationManagerException;
        Assert.IsNull(win32Exception.InnerException);
    }

    [TestMethod]
    public void MessageConstructor()
    {
        var configurationManagerException = new ConfigurationManagerException(TestMessage);
        var win32Exception = (Win32Exception)configurationManagerException;
        Assert.IsTrue(win32Exception.Message.Contains(TestMessage));
        Assert.IsNull(win32Exception.InnerException);
    }

    [TestMethod]
    public void MessageAndInnerConstructor()
    {
        var configurationManagerException = new ConfigurationManagerException(TestMessage, TestInnerException);
        var win32Exception = (Win32Exception)configurationManagerException;
        Assert.IsTrue(win32Exception.Message.Contains(TestMessage));
        Assert.AreSame(TestInnerException, win32Exception.InnerException);
    }

    sealed class MappingData
    {
        static readonly Dictionary<CONFIGRET, WIN32_ERROR> _KnownGood = new()
        {
            { CONFIGRET.CR_SUCCESS, WIN32_ERROR.NO_ERROR }, // no error
            { CONFIGRET.CR_ACCESS_DENIED, WIN32_ERROR.ERROR_ACCESS_DENIED }, // non-trivial error
            { CONFIGRET.CR_FAILURE, WIN32_ERROR.ERROR_CAN_NOT_COMPLETE }, // trivial error
            { CONFIGRET.CR_DEFAULT, WIN32_ERROR.ERROR_CAN_NOT_COMPLETE }, // default error
            { (CONFIGRET)0xbaadf00d, WIN32_ERROR.ERROR_CAN_NOT_COMPLETE }, // unknown error
        };

        public static IEnumerable<object[]> KnownGood
        {
            get => from value in _KnownGood select new object[] { value.Key, value.Value };
        }
    }

    [DataTestMethod]
    [DynamicData(nameof(MappingData.KnownGood), typeof(MappingData))]
    public void CodeAndMessageConstructor(CONFIGRET configRet, WIN32_ERROR win32Error)
    {
        var configurationManagerException = new ConfigurationManagerException(configRet, TestMessage);
        Assert.AreEqual(configRet, configurationManagerException.ConfigRet);
        var win32Exception = (Win32Exception)configurationManagerException;
        Assert.IsTrue(win32Exception.Message.Contains(TestMessage));
        Assert.AreEqual(win32Error, (WIN32_ERROR)win32Exception.NativeErrorCode);
    }
}