xenadmin/XenAdminTests/CompressionTests/CompressionFactoryTests.cs

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using System;
using System.IO;
using NUnit.Framework;
using XenCenterLib.Compression;

namespace XenAdminTests.CompressionTests
{
    [TestFixture, Category(TestCategories.Unit)]
    public class CompressionFactoryTests
    {
        [TestCase(CompressionFactory.Type.Gz, ExpectedResult = typeof(GZipOutputStream))]
        [Test]
        public Type TestWriterGeneration(int archiveType)
        {
            using (MemoryStream ms = new MemoryStream())
            {
                using (var providedStream = CompressionFactory.Writer((CompressionFactory.Type)archiveType, ms))
                    return providedStream.GetType();
            }
        }

        [TestCase(CompressionFactory.Type.Gz, ExpectedResult = typeof(GZipInputStream))]
        [Test]
        public Type TestReaderGenerationWithFile(int archiveType)
        {
            string target = TestUtils.GetTestResource("emptyfile.gz");

            using (MemoryStream ms = new MemoryStream(File.ReadAllBytes(target)))
            {
                using (var providedStream = CompressionFactory.Reader((CompressionFactory.Type)archiveType, ms))
                    return providedStream.GetType();
            }
        }
    }
}