Synnefo » Pithos MS Client

using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Security.Cryptography;

using System.Text;

using NUnit.Framework;

using Pithos.Interfaces;

namespace Pithos.Network.Test

{

    [TestFixture]

    class ChecksumTest

    {

        private ICloudClient client;

        [SetUp]

        public void Setup()

        {

            var account = "890329@vho.grnet.gr";

            var apiKey = "24989dce4e0fcb072f8cb60c8922be19";

            client = new CloudFilesClient(account, apiKey);

            client.Authenticate();

        }

        [Test]

        public void TestChecksum()

        {

            Assert.DoesNotThrow(() =>

            {

                var filePath = "devguide.pdf";

                var info=new FileInfo(filePath);

                    var hash = CalculateHash(filePath);

                    client.PutObject(null, "Shares", info.Name, filePath);

                    var meta = client.GetObjectInfo(null, "Shares", "DeveloperGuide.pdf");

                    Assert.IsNotEmpty(meta.Hash);

                    Assert.AreEqual(hash,meta.Hash,String.Format("The hashes don't match, expected {0} but got {1}",hash,meta.Hash));

            });

        }

        private static string CalculateHash(string fileName)

        {

            string hash;

            using (var hasher = MD5.Create())

            using(var stream=File.OpenRead(fileName))

            {

                var hashBuilder = new StringBuilder();

                foreach (byte b in hasher.ComputeHash(stream))

                    hashBuilder.Append(b.ToString("x2").ToLower());

                hash = hashBuilder.ToString();

            }

            return hash;

        }

    }

}