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ResultsStorage.cs
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ResultsStorage.cs
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using System;
using System.Collections.Concurrent;
using System.Globalization;
using System.IO;
using System.Text.RegularExpressions;
using System.Threading;
using NDistribUnit.Common.Common;
using NDistribUnit.Common.Contracts.DataContracts;
using NDistribUnit.Common.Logging;
using NDistribUnit.Common.Updating;
using NUnit.Core;
using System.Linq;
namespace NDistribUnit.Common.TestExecution
{
/// <summary>
/// A default implementation of results storage
/// </summary>
public class ResultsStorage : IResultsStorage
{
private readonly TestResultsProcessor processor;
private readonly ITestResultsSerializer serializer;
private readonly ILog log;
private readonly BootstrapperParameters parameters;
private readonly string folderName;
private readonly ConcurrentDictionary<Guid, RunResultsCollection> results = new ConcurrentDictionary<Guid, RunResultsCollection>();
private readonly ConcurrentDictionary<Guid, ReaderWriterLockSlim> lockers = new ConcurrentDictionary<Guid, ReaderWriterLockSlim>();
/// <summary>
/// Initializes a new instance of the <see cref="ResultsStorage"/> class.
/// </summary>
/// <param name="processor">The processor.</param>
/// <param name="serializer">The serializer.</param>
/// <param name="log">The log.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="folderName">Name of the folder.</param>
public ResultsStorage(TestResultsProcessor processor, ITestResultsSerializer serializer, ILog log, BootstrapperParameters parameters, string folderName)
{
this.processor = processor;
this.serializer = serializer;
this.log = log;
this.parameters = parameters;
this.folderName = folderName;
}
/// <summary>
/// Adds the specified result.
/// </summary>
/// <param name="result">The result.</param>
/// <param name="testRun"> </param>
public void Add(TestResult result, TestRun testRun)
{
var resultsForTestRun = GetCollection(testRun);
resultsForTestRun.AddUnmerged(result);
}
private RunResultsCollection GetCollection(TestRun testRun)
{
return results.GetOrAdd(testRun.Id, guid =>
{
var runResultsCollection = new RunResultsCollection(processor, log);
runResultsCollection.AllItemsMerged += (sender, args) => Store(testRun, args.Data);
return runResultsCollection;
});
}
/// <summary>
/// Stores as completed.
/// </summary>
/// <param name="testRun">The test run.</param>
/// <returns></returns>
public TestResult StoreAsCompleted(TestRun testRun)
{
var resultsForTestRun = GetCollection(testRun);
RunResultsCollection temp;
results.TryRemove(testRun.Id, out temp);
var result = resultsForTestRun.Close();
try
{
Store(testRun, resultsForTestRun.MergedResult);
}
catch (Exception ex)
{
log.Error("Exception while saving tests:", ex);
}
return result;
}
/// <summary>
/// Gets the completed result.
/// </summary>
/// <param name="testRun">The run.</param>
/// <returns></returns>
public TestResult GetCompletedResult(TestRun testRun)
{
RunResultsCollection result;
results.TryGetValue(testRun.Id, out result);
if (result != null)
return null; // the run has not completed yet
var locker = GetLocker(testRun);
try
{
locker.EnterReadLock();
var binaryFile = GetBinaryFileName(testRun);
if (!File.Exists(binaryFile))
return null;
return serializer.ReadBinary(new FileStream(binaryFile, FileMode.Open, FileAccess.Read));
}
finally
{
locker.ExitReadLock();
}
}
/// <summary>
/// Stores the specified result.
/// </summary>
/// <param name="testRun">The test run.</param>
/// <param name="mergedResult"></param>
protected virtual void Store(TestRun testRun, TestResult mergedResult)
{
var folder = GetResultsStorageFolderName(testRun);
if (!Directory.Exists(folder))
Directory.CreateDirectory(folder);
var locker = GetLocker(testRun);
try
{
locker.EnterWriteLock();
var xmlFile = GetXmlFileName(testRun);
var xml = serializer.GetXml(mergedResult);
var xmlStream = new StreamWriter(xmlFile, false);
xmlStream.Write(xml);
xmlStream.Close();
var binaryFile = GetBinaryFileName(testRun);
var dataStream = new FileStream(binaryFile, FileMode.Create);
serializer.WriteBinary(mergedResult, dataStream);
dataStream.Close();
}
finally
{
locker.ExitWriteLock();
}
}
private ReaderWriterLockSlim GetLocker(TestRun testRun)
{
return lockers.GetOrAdd(testRun.Id, guid => new ReaderWriterLockSlim());
}
private string GetResultsStorageFolderName(TestRun testRun)
{
//var now = DateTime.Now;
//var dateFolderName = now.ToString("yyyy-MM-dd");
//var leafFolderName = PathUtilities.EscapeFileName(string.Format("{0}-{1}{2}", now.ToString("HH-mm-ss"), testRun.Id, !string.IsNullOrEmpty(testRun.Alias) ? "-"+testRun.Alias : string.Empty));
return Path.Combine(parameters.RootFolder, folderName, testRun.Id.ToString()/*dateFolderName, leafFolderName*/);
}
private string GetXmlFileName(TestRun testRun)
{
return Path.Combine(GetResultsStorageFolderName(testRun), string.Format("results.xml"));
}
private string GetBinaryFileName(TestRun testRun)
{
return Path.Combine(GetResultsStorageFolderName(testRun), string.Format("results.bin"));
}
}
}