public async Task NotificationIsReceivedWhenConflictIsDetected()
{
using (var sourceStore = NewStore(0) )
using (var destinationStore = NewStore(1))
{
var sourceClient = sourceStore.AsyncFilesCommands;
var destinationClient = destinationStore.AsyncFilesCommands;
var sourceContent = new MemoryStream();
new RandomlyModifiedStream(new RandomStream(1), 0.01).CopyTo(sourceContent);
sourceContent.Position = 0;
var destinationContent = new RandomlyModifiedStream(sourceContent, 0.01);
var sourceMetadata = new RavenJObject
{
{"SomeTest-metadata", "some-value"}
};
var destinationMetadata = new RavenJObject
{
{"SomeTest-metadata", "should-be-overwritten"}
};
await destinationClient.UploadAsync("abc.txt", destinationContent, destinationMetadata);
sourceContent.Position = 0;
await sourceClient.UploadAsync("abc.txt", sourceContent, sourceMetadata);
var notificationTask = destinationStore.Changes()
.ForConflicts()
.OfType<ConflictNotification>()
.Where(x => x.Status == ConflictStatus.Detected)
.Timeout(TimeSpan.FromSeconds(5))
.Take(1)
.ToTask();
await sourceClient.Synchronization.StartAsync("abc.txt", destinationClient);
var conflictDetected = await notificationTask;
Assert.Equal("abc.txt", conflictDetected.FileName);
Assert.Equal(new Uri(sourceStore.Url).Port, new Uri(conflictDetected.SourceServerUrl).Port);
}
}
public async Task Should_synchronize_to_all_destinations()
{
var canonicalFilename = FileHeader.Canonize("test.bin");
var sourceContent = SyncTestUtils.PrepareSourceStream(10000);
sourceContent.Position = 0;
var sourceClient = NewAsyncClient(0);
var destination1Client = NewAsyncClient(1);
var destination2Client = NewAsyncClient(2);
var destination1Content = new RandomlyModifiedStream(sourceContent, 0.01);
sourceContent.Position = 0;
var destination2Content = new RandomlyModifiedStream(sourceContent, 0.01);
sourceContent.Position = 0;
await destination1Client.UploadAsync("test.bin", destination1Content);
await destination2Client.UploadAsync("test.bin", destination2Content);
sourceContent.Position = 0;
await sourceClient.UploadAsync("test.bin", sourceContent);
sourceContent.Position = 0;
sourceClient.Synchronization.SetDestinationsAsync(destination1Client.ToSynchronizationDestination(), destination2Client.ToSynchronizationDestination()).Wait();
var destinationSyncResults = sourceClient.Synchronization.StartAsync().Result;
// we expect conflicts after first attempt of synchronization
Assert.Equal(2, destinationSyncResults.Length);
Assert.Equal(string.Format("File {0} is conflicted", canonicalFilename), destinationSyncResults[0].Reports.ToArray()[0].Exception.Message);
Assert.Equal(string.Format("File {0} is conflicted", canonicalFilename), destinationSyncResults[1].Reports.ToArray()[0].Exception.Message);
await destination1Client.Synchronization.ResolveConflictAsync("test.bin", ConflictResolutionStrategy.RemoteVersion);
await destination2Client.Synchronization.ResolveConflictAsync("test.bin", ConflictResolutionStrategy.RemoteVersion);
destinationSyncResults = await sourceClient.Synchronization.StartAsync();
var conflictItem = await destination1Client.Configuration.GetKeyAsync<ConflictItem>(RavenFileNameHelper.ConflictConfigNameForFile("test.bin"));
Assert.Null(conflictItem);
conflictItem = await destination2Client.Configuration.GetKeyAsync<ConflictItem>(RavenFileNameHelper.ConflictConfigNameForFile("test.bin"));
Assert.Null(conflictItem);
// check if reports match
Assert.Equal(2, destinationSyncResults.Length);
var result1 = destinationSyncResults[0].Reports.ToArray()[0];
Assert.Equal(sourceContent.Length, result1.BytesCopied + result1.BytesTransfered);
Assert.Equal(SynchronizationType.ContentUpdate, result1.Type);
var result2 = destinationSyncResults[1].Reports.ToArray()[0];
Assert.Equal(sourceContent.Length, result2.BytesCopied + result2.BytesTransfered);
Assert.Equal(SynchronizationType.ContentUpdate, result2.Type);
// check content of files
string destination1Md5;
using (var resultFileContent = await destination1Client.DownloadAsync("test.bin"))
{
destination1Md5 = resultFileContent.GetMD5Hash();
}
string destination2Md5;
using (var resultFileContent = await destination2Client.DownloadAsync("test.bin"))
{
destination2Md5 = resultFileContent.GetMD5Hash();
}
sourceContent.Position = 0;
var sourceMd5 = sourceContent.GetMD5Hash();
Assert.Equal(sourceMd5, destination1Md5);
Assert.Equal(sourceMd5, destination2Md5);
Assert.Equal(destination1Md5, destination2Md5);
}
private void UploadFilesSynchronously(out IAsyncFilesCommands sourceClient,
out IAsyncFilesCommands destinationClient, string fileName = "test.bin")
{
sourceClient = NewAsyncClient(1);
destinationClient = NewAsyncClient(0);
var sourceContent = new RandomlyModifiedStream(new RandomStream(10, 1), 0.01);
var destinationContent = new RandomlyModifiedStream(new RandomStream(10, 1), 0.01);
destinationClient.UploadAsync(fileName, destinationContent).Wait();
sourceClient.UploadAsync(fileName, sourceContent).Wait();
}
public async Task Big_character_file_test(long size)
{
var sourceContent = new RandomCharacterStream(size);
var destinationContent = new RandomlyModifiedStream(new RandomCharacterStream(size), 0.01);
var destinationClient = NewAsyncClient(0);
var sourceClient = NewAsyncClient(1);
var sourceMetadata = new RavenJObject
{
{"SomeTest-metadata", "some-value"}
};
var destinationMetadata = new RavenJObject
{
{"SomeTest-metadata", "should-be-overwritten"}
};
await destinationClient.UploadAsync("test.bin", destinationContent, destinationMetadata);
await sourceClient.UploadAsync("test.bin", sourceContent, sourceMetadata);
SynchronizationReport result = SyncTestUtils.ResolveConflictAndSynchronize(sourceClient, destinationClient, "test.bin");
Assert.Equal(sourceContent.Length, result.BytesCopied + result.BytesTransfered);
}
public async Task Synchronization_of_already_synchronized_file_should_detect_that_no_work_is_needed(int size, int? seed)
{
Random r;
r = seed != null ? new Random(seed.Value) : new Random();
var bytes = new byte[size];
r.NextBytes(bytes);
var sourceContent = new MemoryStream(bytes);
var destinationContent = new RandomlyModifiedStream(new RandomStream(size, 1), 0.01, seed);
var destinationClient = NewAsyncClient(0);
var sourceClient = NewAsyncClient(1);
var srcMd5 = sourceContent.GetMD5Hash();
sourceContent.Position = 0;
var dstMd5 = (new RandomlyModifiedStream(new RandomStream(size, 1), 0.01, seed)).GetMD5Hash();
await destinationClient.UploadAsync("test.bin", destinationContent, new RavenJObject());
await sourceClient.UploadAsync("test.bin", sourceContent, new RavenJObject());
var firstSynchronization = SyncTestUtils.ResolveConflictAndSynchronize(sourceClient, destinationClient, "test.bin");
Assert.Equal(sourceContent.Length, firstSynchronization.BytesCopied + firstSynchronization.BytesTransfered);
string resultMd5;
using (var resultFileContent = await destinationClient.DownloadAsync("test.bin"))
{
resultMd5 = resultFileContent.GetMD5Hash();
}
sourceContent.Position = 0;
var sourceMd5 = sourceContent.GetMD5Hash();
Assert.Equal(sourceMd5, resultMd5);
var secondSynchronization = sourceClient.Synchronization.StartAsync("test.bin", destinationClient).Result;
using (var resultFileContent = await destinationClient.DownloadAsync("test.bin"))
{
resultMd5 = resultFileContent.GetMD5Hash();
}
sourceContent.Position = 0;
sourceMd5 = sourceContent.GetMD5Hash();
Assert.Equal(sourceMd5, resultMd5);
Assert.Equal(0, secondSynchronization.NeedListLength);
Assert.Equal(0, secondSynchronization.BytesTransfered);
Assert.Equal(0, secondSynchronization.BytesCopied);
Assert.Equal("Destination server had this file in the past", secondSynchronization.Exception.Message);
}
public async Task Should_have_the_same_content(int size)
{
var sourceContent = SyncTestUtils.PrepareSourceStream(size);
sourceContent.Position = 0;
var destinationContent = new RandomlyModifiedStream(sourceContent, 0.01);
var destinationClient = NewAsyncClient(0);
var sourceClient = NewAsyncClient(1);
destinationClient.UploadAsync("test.txt", destinationContent, new RavenJObject()).Wait();
sourceContent.Position = 0;
sourceClient.UploadAsync("test.txt", sourceContent, new RavenJObject()).Wait();
var result = SyncTestUtils.ResolveConflictAndSynchronize(sourceClient, destinationClient, "test.txt");
Assert.Equal(sourceContent.Length, result.BytesCopied + result.BytesTransfered);
string resultMd5;
using (var resultFileContent = await destinationClient.DownloadAsync("test.txt"))
{
resultMd5 = resultFileContent.GetMD5Hash();
}
sourceContent.Position = 0;
var sourceMd5 = sourceContent.GetMD5Hash();
Assert.Equal(sourceMd5, resultMd5);
}
