public void ResumeInAllDirections() { List<TransferItem> allItems = AllTransferDirectionTest.GetTransformItemsForAllDirections(resume: true); int fileCount = expectedFileNodes.Keys.Count; // Execution and store checkpoints CancellationTokenSource tokenSource = new CancellationTokenSource(); var transferContext = new TransferContext(); var progressChecker = new ProgressChecker(fileCount, 1024 * fileCount); transferContext.ProgressHandler = progressChecker.GetProgressHandler(); allItems.ForEach(item => { item.CancellationToken = tokenSource.Token; item.TransferContext = transferContext; }); var options = new TestExecutionOptions<DMLibDataInfo>(); options.DisableDestinationFetch = true; // Checkpoint names const string PartialStarted = "PartialStarted", AllStarted = "AllStarted", AllStartedAndWait = "AllStartedAndWait", BeforeCancel = "BeforeCancel", AfterCancel = "AfterCancel"; Dictionary<string, TransferCheckpoint> checkpoints = new Dictionary<string, TransferCheckpoint>(); TransferItem randomItem = allItems[random.Next(0, allItems.Count)]; randomItem.AfterStarted = () => { Test.Info("Store check point after transfer item: {0}.", randomItem.ToString()); checkpoints.Add(PartialStarted, transferContext.LastCheckpoint); }; options.AfterAllItemAdded = () => { progressChecker.DataTransferred.WaitOne(); checkpoints.Add(AllStarted, transferContext.LastCheckpoint); Thread.Sleep(1000); checkpoints.Add(AllStartedAndWait, transferContext.LastCheckpoint); Thread.Sleep(1000); checkpoints.Add(BeforeCancel, transferContext.LastCheckpoint); tokenSource.Cancel(); checkpoints.Add(AfterCancel, transferContext.LastCheckpoint); }; var result = this.RunTransferItems(allItems, options); // Resume with stored checkpoints in random order var checkpointList = new List<KeyValuePair<string,TransferCheckpoint>>(); checkpointList.AddRange(checkpoints); checkpointList.Shuffle(); foreach(var pair in checkpointList) { Test.Info("===Resume with checkpoint '{0}'===", pair.Key); options = new TestExecutionOptions<DMLibDataInfo>(); options.DisableDestinationFetch = true; progressChecker.Reset(); transferContext = new TransferContext(DMLibTestHelper.RandomReloadCheckpoint(pair.Value)) { ProgressHandler = progressChecker.GetProgressHandler(), // The checkpoint can be stored when DMLib doesn't check overwrite callback yet. // So it will case an skip file error if the desination file already exists and // We don't have overwrite callback here. OverwriteCallback = DMLibInputHelper.GetDefaultOverwiteCallbackY() }; TransferEventChecker eventChecker = new TransferEventChecker(); eventChecker.Apply(transferContext); List<TransferItem> itemsToResume = allItems.Select(item => { TransferItem itemToResume = item.Clone(); itemToResume.TransferContext = transferContext; return itemToResume; }).ToList(); result = this.RunTransferItems(itemsToResume, options); foreach (DMLibDataType destDataType in DataTypes) { DataAdaptor<DMLibDataInfo> destAdaptor = GetSourceAdaptor(destDataType); DMLibDataInfo destDataInfo = destAdaptor.GetTransferDataInfo(string.Empty); foreach (FileNode destFileNode in destDataInfo.EnumerateFileNodes()) { string fileName = destFileNode.Name; FileNode sourceFileNode = expectedFileNodes[fileName]; Test.Assert(DMLibDataHelper.Equals(sourceFileNode, destFileNode), "Verify transfer result."); } } Test.Assert(result.Exceptions.Count == 0, "Verify no error happens. Actual: {0}", result.Exceptions.Count); } }
private void TestDirectoryCheckContentMD5StreamResume(bool checkMD5) { long fileSize = 5 * 1024; int fileCountMulti = 32; long totalSize = fileSize * 4 * fileCountMulti; string wrongMD5 = "wrongMD5"; string wrongMD5File = "wrongMD5File"; string correctMD5File = "correctMD5File"; // Prepare data for transfer items with checkMD5 DMLibDataInfo sourceDataInfo = new DMLibDataInfo(string.Empty); DirNode checkMD5Folder = new DirNode(checkMD5 ? "checkMD5" : "notCheckMD5"); for (int i = 0; i < fileCountMulti; ++i) { var wrongMD5FileNode = new FileNode($"{wrongMD5File}_{i}") { SizeInByte = fileSize, MD5 = wrongMD5 }; checkMD5Folder.AddFileNode(wrongMD5FileNode); DMLibDataHelper.AddOneFileInBytes(checkMD5Folder, $"{correctMD5File}_{i}", fileSize); } sourceDataInfo.RootNode.AddDirNode(checkMD5Folder); SourceAdaptor.GenerateData(sourceDataInfo); DestAdaptor.Cleanup(); TransferEventChecker eventChecker = new TransferEventChecker(); CancellationTokenSource cancellationTokenSource = new CancellationTokenSource(); using (var resumeStream = new MemoryStream()) { TransferContext context = new DirectoryTransferContext(resumeStream); eventChecker.Apply(context); ProgressChecker progressChecker = new ProgressChecker(2 * fileCountMulti, totalSize, checkMD5 ? fileCountMulti : 2 * fileCountMulti, null, 0, totalSize); context.ProgressHandler = progressChecker.GetProgressHandler(); List <Exception> transferExceptions = new List <Exception>(); TransferItem checkMD5Item = new TransferItem() { SourceObject = SourceAdaptor.GetTransferObject(sourceDataInfo.RootPath, checkMD5Folder), DestObject = DestAdaptor.GetTransferObject(sourceDataInfo.RootPath, checkMD5Folder), IsDirectoryTransfer = true, SourceType = DMLibTestContext.SourceType, DestType = DMLibTestContext.DestType, CopyMethod = DMLibTestContext.CopyMethod.ToCopyMethod(), TransferContext = context, Options = new DownloadDirectoryOptions() { DisableContentMD5Validation = !checkMD5, Recursive = true, }, CancellationToken = cancellationTokenSource.Token, }; var executionOption = new TestExecutionOptions <DMLibDataInfo>(); executionOption.AfterAllItemAdded = () => { // Wait until there are data transferred if (!progressChecker.DataTransferred.WaitOne(30000)) { Test.Error("No progress in 30s."); } // Cancel the transfer and store the second checkpoint cancellationTokenSource.Cancel(); }; executionOption.LimitSpeed = true; var testResult = this.RunTransferItems(new List <TransferItem>() { checkMD5Item }, executionOption); if (null != testResult.Exceptions) { foreach (var exception in testResult.Exceptions) { Test.Info("Got exception during transferring. {0}", exception); } } eventChecker = new TransferEventChecker(); resumeStream.Position = 0; context = new DirectoryTransferContext(resumeStream); eventChecker.Apply(context); bool failureReported = false; context.FileFailed += (sender, args) => { if (args.Exception != null) { failureReported = args.Exception.Message.Contains(wrongMD5File); } transferExceptions.Add(args.Exception); }; progressChecker.Reset(); context.ProgressHandler = progressChecker.GetProgressHandler(); checkMD5Item = checkMD5Item.Clone(); checkMD5Item.TransferContext = context; testResult = this.RunTransferItems(new List <TransferItem>() { checkMD5Item }, new TestExecutionOptions <DMLibDataInfo>()); DMLibDataInfo expectedDataInfo = sourceDataInfo.Clone(); DMLibDataInfo actualDataInfo = testResult.DataInfo; for (int i = 0; i < fileCountMulti; ++i) { expectedDataInfo.RootNode.GetDirNode(checkMD5Folder.Name).DeleteFileNode($"{wrongMD5File}_{i}"); actualDataInfo.RootNode.GetDirNode(checkMD5Folder.Name).DeleteFileNode($"{wrongMD5File}_{i}"); } Test.Assert(DMLibDataHelper.Equals(expectedDataInfo, actualDataInfo), "Verify transfer result."); Test.Assert(checkMD5 ? failureReported : !failureReported, "Verify md5 check failure is expected."); VerificationHelper.VerifyFinalProgress(progressChecker, checkMD5 ? fileCountMulti : 2 * fileCountMulti, 0, checkMD5 ? fileCountMulti : 0); if (checkMD5) { if (testResult.Exceptions.Count != 0 || transferExceptions.Count != fileCountMulti) { Test.Error("Expect one exception but actually no exception is thrown."); } else { for (int i = 0; i < fileCountMulti; ++i) { VerificationHelper.VerifyExceptionErrorMessage(transferExceptions[i], new string[] { "The MD5 hash calculated from the downloaded data does not match the MD5 hash stored in the property of source" }); } } } else { Test.Assert(testResult.Exceptions.Count == 0, "Should no exception thrown out when disabling check md5"); } } }
private void TestDirectorySetAttribute_Restart( int bigFileSizeInKB, int smallFileSizeInKB, int bigFileNum, int smallFileNum, Action <DirNode> bigFileDirAddFileAction, Action <DirNode> smallFileDirAddFileAction, SetAttributesCallbackAsync setAttributesCallback = null, Action <DMLibDataInfo> sourceDataInfoDecorator = null) { int totalFileNum = bigFileNum + smallFileNum; long totalSizeInBytes = ((bigFileSizeInKB * bigFileNum) + (smallFileSizeInKB * smallFileNum)) * 1024; DMLibDataInfo sourceDataInfo = new DMLibDataInfo(string.Empty); DirNode bigFileDirNode = new DirNode("big"); DirNode smallFileDirNode = new DirNode("small"); sourceDataInfo.RootNode.AddDirNode(bigFileDirNode); sourceDataInfo.RootNode.AddDirNode(smallFileDirNode); bigFileDirAddFileAction(bigFileDirNode); smallFileDirAddFileAction(smallFileDirNode); CancellationTokenSource tokenSource = new CancellationTokenSource(); TransferItem transferItem = null; var options = new TestExecutionOptions <DMLibDataInfo> { LimitSpeed = true, IsDirectoryTransfer = true }; using (Stream journalStream = new MemoryStream()) { bool isStreamJournal = random.Next(0, 2) == 0; var transferContext = isStreamJournal ? new DirectoryTransferContext(journalStream) : new DirectoryTransferContext(); transferContext.SetAttributesCallbackAsync = setAttributesCallback; var progressChecker = new ProgressChecker(totalFileNum, totalSizeInBytes, totalFileNum, null, 0, totalSizeInBytes); transferContext.ProgressHandler = progressChecker.GetProgressHandler(); var eventChecker = new TransferEventChecker(); eventChecker.Apply(transferContext); transferContext.FileFailed += (sender, e) => { Helper.VerifyCancelException(e.Exception); }; options.TransferItemModifier = (fileName, item) => { dynamic dirOptions = DefaultTransferDirectoryOptions; dirOptions.Recursive = true; item.Options = dirOptions; item.CancellationToken = tokenSource.Token; item.TransferContext = transferContext; transferItem = item; }; TransferCheckpoint firstCheckpoint = null, secondCheckpoint = null; options.AfterAllItemAdded = () => { // Wait until there are data transferred progressChecker.DataTransferred.WaitOne(); if (!isStreamJournal) { // Store the first checkpoint firstCheckpoint = transferContext.LastCheckpoint; } Thread.Sleep(1000); // Cancel the transfer and store the second checkpoint tokenSource.Cancel(); }; // Cancel and store checkpoint for resume var result = this.ExecuteTestCase(sourceDataInfo, options); if (progressChecker.FailedFilesNumber <= 0) { Test.Error("Verify file number in progress. Failed: {0}", progressChecker.FailedFilesNumber); } TransferCheckpoint firstResumeCheckpoint = null, secondResumeCheckpoint = null; if (!isStreamJournal) { secondCheckpoint = transferContext.LastCheckpoint; Test.Info("Resume with the second checkpoint first."); firstResumeCheckpoint = secondCheckpoint; secondResumeCheckpoint = firstCheckpoint; } // resume with firstResumeCheckpoint TransferItem resumeItem = transferItem.Clone(); progressChecker.Reset(); TransferContext resumeContext = null; if (isStreamJournal) { resumeContext = new DirectoryTransferContext(journalStream) { ProgressHandler = progressChecker.GetProgressHandler() }; } else { resumeContext = new DirectoryTransferContext(DMLibTestHelper.RandomReloadCheckpoint(firstResumeCheckpoint)) { ProgressHandler = progressChecker.GetProgressHandler() }; } resumeContext.SetAttributesCallbackAsync = setAttributesCallback; eventChecker.Reset(); eventChecker.Apply(resumeContext); resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List <TransferItem>() { resumeItem }, new TestExecutionOptions <DMLibDataInfo>()); sourceDataInfoDecorator?.Invoke(sourceDataInfo); VerificationHelper.VerifyFinalProgress(progressChecker, totalFileNum, 0, 0); VerificationHelper.VerifySingleTransferStatus(result, totalFileNum, 0, 0, totalSizeInBytes); VerificationHelper.VerifyTransferSucceed(result, sourceDataInfo); if (!isStreamJournal) { // resume with secondResumeCheckpoint resumeItem = transferItem.Clone(); progressChecker.Reset(); resumeContext = new DirectoryTransferContext(DMLibTestHelper.RandomReloadCheckpoint(secondResumeCheckpoint)) { ProgressHandler = progressChecker.GetProgressHandler(), // Need this overwrite callback since some files is already transferred to destination ShouldOverwriteCallbackAsync = DMLibInputHelper.GetDefaultOverwiteCallbackY(), SetAttributesCallbackAsync = setAttributesCallback }; eventChecker.Reset(); eventChecker.Apply(resumeContext); resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List <TransferItem>() { resumeItem }, new TestExecutionOptions <DMLibDataInfo>()); VerificationHelper.VerifyFinalProgress(progressChecker, totalFileNum, 0, 0); VerificationHelper.VerifySingleTransferStatus(result, totalFileNum, 0, 0, totalSizeInBytes); VerificationHelper.VerifyTransferSucceed(result, sourceDataInfo); } } }
public void TestDirectoryCheckContentMD5Resume() { long fileSize = 5 * 1024; int fileCountMulti = 32; long totalSize = fileSize * 4 * fileCountMulti; string wrongMD5 = "wrongMD5"; string checkWrongMD5File = "checkWrongMD5File"; string checkCorrectMD5File = "checkCorrectMD5File"; string notCheckWrongMD5File = "notCheckWrongMD5File"; string notCheckCorrectMD5File = "notCheckCorrectMD5File"; // Prepare data for transfer items with checkMD5 DMLibDataInfo sourceDataInfo = new DMLibDataInfo(string.Empty); DirNode checkMD5Folder = new DirNode("checkMD5"); for (int i = 0; i < fileCountMulti; ++i) { var wrongMD5FileNode = new FileNode($"{checkWrongMD5File}_{i}") { SizeInByte = fileSize, MD5 = wrongMD5 }; checkMD5Folder.AddFileNode(wrongMD5FileNode); DMLibDataHelper.AddOneFileInBytes(checkMD5Folder, $"{checkCorrectMD5File}_{i}", fileSize); } sourceDataInfo.RootNode.AddDirNode(checkMD5Folder); // Prepare data for transfer items with disabling MD5 check DirNode notCheckMD5Folder = new DirNode("notCheckMD5"); for (int i = 0; i < fileCountMulti; ++i) { var wrongMD5FileNode = new FileNode($"{notCheckWrongMD5File}_{i}") { SizeInByte = fileSize, MD5 = wrongMD5 }; notCheckMD5Folder.AddFileNode(wrongMD5FileNode); DMLibDataHelper.AddOneFileInBytes(notCheckMD5Folder, $"{notCheckCorrectMD5File}_{i}", fileSize); } sourceDataInfo.RootNode.AddDirNode(notCheckMD5Folder); SourceAdaptor.GenerateData(sourceDataInfo); TransferEventChecker eventChecker = new TransferEventChecker(); CancellationTokenSource cancellationTokenSource = new CancellationTokenSource(); TransferContext context = new DirectoryTransferContext(); eventChecker.Apply(context); ProgressChecker progressChecker = new ProgressChecker(4 * fileCountMulti, totalSize, 3 * fileCountMulti, null, 0, totalSize); context.ProgressHandler = progressChecker.GetProgressHandler(); List <Exception> transferExceptions = new List <Exception>(); TransferItem checkMD5Item = new TransferItem() { SourceObject = SourceAdaptor.GetTransferObject(sourceDataInfo.RootPath, checkMD5Folder), DestObject = DestAdaptor.GetTransferObject(sourceDataInfo.RootPath, checkMD5Folder), IsDirectoryTransfer = true, SourceType = DMLibTestContext.SourceType, DestType = DMLibTestContext.DestType, IsServiceCopy = DMLibTestContext.IsAsync, TransferContext = context, Options = new DownloadDirectoryOptions() { DisableContentMD5Validation = false, Recursive = true, }, CancellationToken = cancellationTokenSource.Token, }; TransferItem notCheckMD5Item = new TransferItem() { SourceObject = SourceAdaptor.GetTransferObject(sourceDataInfo.RootPath, notCheckMD5Folder), DestObject = DestAdaptor.GetTransferObject(sourceDataInfo.RootPath, notCheckMD5Folder), IsDirectoryTransfer = true, SourceType = DMLibTestContext.SourceType, DestType = DMLibTestContext.DestType, IsServiceCopy = DMLibTestContext.IsAsync, TransferContext = context, Options = new DownloadDirectoryOptions() { DisableContentMD5Validation = true, Recursive = true, }, CancellationToken = cancellationTokenSource.Token }; var executionOption = new TestExecutionOptions <DMLibDataInfo>(); executionOption.AfterAllItemAdded = () => { // Wait until there are data transferred progressChecker.DataTransferred.WaitOne(); // Cancel the transfer and store the second checkpoint cancellationTokenSource.Cancel(); }; executionOption.LimitSpeed = true; var testResult = this.RunTransferItems(new List <TransferItem>() { checkMD5Item, notCheckMD5Item }, executionOption); eventChecker = new TransferEventChecker(); context = new DirectoryTransferContext(DMLibTestHelper.RandomReloadCheckpoint(context.LastCheckpoint)); eventChecker.Apply(context); bool failureReported = false; context.FileFailed += (sender, args) => { if (args.Exception != null) { failureReported = args.Exception.Message.Contains(checkWrongMD5File); } transferExceptions.Add(args.Exception); }; progressChecker.Reset(); context.ProgressHandler = progressChecker.GetProgressHandler(); checkMD5Item = checkMD5Item.Clone(); notCheckMD5Item = notCheckMD5Item.Clone(); checkMD5Item.TransferContext = context; notCheckMD5Item.TransferContext = context; testResult = this.RunTransferItems(new List <TransferItem>() { checkMD5Item, notCheckMD5Item }, new TestExecutionOptions <DMLibDataInfo>()); DMLibDataInfo expectedDataInfo = sourceDataInfo.Clone(); DMLibDataInfo actualDataInfo = testResult.DataInfo; for (int i = 0; i < fileCountMulti; ++i) { expectedDataInfo.RootNode.GetDirNode(checkMD5Folder.Name).DeleteFileNode($"{checkWrongMD5File}_{i}"); expectedDataInfo.RootNode.GetDirNode(notCheckMD5Folder.Name).DeleteFileNode($"{notCheckWrongMD5File}_{i}"); actualDataInfo.RootNode.GetDirNode(checkMD5Folder.Name).DeleteFileNode($"{checkWrongMD5File}_{i}"); actualDataInfo.RootNode.GetDirNode(notCheckMD5Folder.Name).DeleteFileNode($"{notCheckWrongMD5File}_{i}"); } Test.Assert(DMLibDataHelper.Equals(expectedDataInfo, actualDataInfo), "Verify transfer result."); Test.Assert(failureReported, "Verify md5 check failure is reported."); VerificationHelper.VerifyFinalProgress(progressChecker, 3 * fileCountMulti, 0, fileCountMulti); if (testResult.Exceptions.Count != 0 || transferExceptions.Count != fileCountMulti) { Test.Error("Expect one exception but actually no exception is thrown."); } else { for (int i = 0; i < fileCountMulti; ++i) { VerificationHelper.VerifyExceptionErrorMessage(transferExceptions[i], new string[] { "The MD5 hash calculated from the downloaded data does not match the MD5 hash stored in the property of source" }); } } }
public void TestResume() { int fileSizeInKB = 100 * 1024; DMLibDataInfo sourceDataInfo = new DMLibDataInfo(string.Empty); DMLibDataHelper.AddOneFile(sourceDataInfo.RootNode, DMLibTestBase.FileName, fileSizeInKB); CancellationTokenSource tokenSource = new CancellationTokenSource(); TransferItem transferItem = null; var options = new TestExecutionOptions<DMLibDataInfo>(); options.LimitSpeed = true; var transferContext = new TransferContext(); var progressChecker = new ProgressChecker(1, fileSizeInKB * 1024); transferContext.ProgressHandler = progressChecker.GetProgressHandler(); options.TransferItemModifier = (fileName, item) => { item.CancellationToken = tokenSource.Token; item.TransferContext = transferContext; transferItem = item; }; TransferCheckpoint firstCheckpoint = null, secondCheckpoint = null; options.AfterAllItemAdded = () => { // Wait until there are data transferred progressChecker.DataTransferred.WaitOne(); // Store the first checkpoint firstCheckpoint = transferContext.LastCheckpoint; Thread.Sleep(1000); // Cancel the transfer and store the second checkpoint tokenSource.Cancel(); secondCheckpoint = transferContext.LastCheckpoint; }; // Cancel and store checkpoint for resume var result = this.ExecuteTestCase(sourceDataInfo, options); Test.Assert(result.Exceptions.Count == 1, "Verify job is cancelled"); Exception exception = result.Exceptions[0]; VerificationHelper.VerifyExceptionErrorMessage(exception, "A task was canceled."); TransferCheckpoint firstResumeCheckpoint = null, secondResumeCheckpoint = null; // DMLib doesn't support to resume transfer from a checkpoint which is inconsistent with // the actual transfer progress when the destination is an append blob. if (Helper.RandomBoolean() && DMLibTestContext.DestType != DMLibDataType.AppendBlob) { Test.Info("Resume with the first checkpoint first."); firstResumeCheckpoint = firstCheckpoint; secondResumeCheckpoint = secondCheckpoint; } else { Test.Info("Resume with the second checkpoint first."); firstResumeCheckpoint = secondCheckpoint; secondResumeCheckpoint = firstCheckpoint; } // resume with firstResumeCheckpoint TransferItem resumeItem = transferItem.Clone(); progressChecker.Reset(); TransferContext resumeContext = new TransferContext(firstResumeCheckpoint) { ProgressHandler = progressChecker.GetProgressHandler() }; resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List<TransferItem>() { resumeItem }, new TestExecutionOptions<DMLibDataInfo>()); VerificationHelper.VerifySingleObjectResumeResult(result, sourceDataInfo); // resume with secondResumeCheckpoint resumeItem = transferItem.Clone(); progressChecker.Reset(); resumeContext = new TransferContext(secondResumeCheckpoint) { ProgressHandler = progressChecker.GetProgressHandler() }; resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List<TransferItem>() { resumeItem }, new TestExecutionOptions<DMLibDataInfo>()); if (DMLibTestContext.DestType != DMLibDataType.AppendBlob || DMLibTestContext.SourceType == DMLibDataType.Stream) { VerificationHelper.VerifySingleObjectResumeResult(result, sourceDataInfo); } else { Test.Assert(result.Exceptions.Count == 1, "Verify reumse fails when checkpoint is inconsistent with the actual progress when destination is append blob."); exception = result.Exceptions[0]; Test.Assert(exception is InvalidOperationException, "Verify reumse fails when checkpoint is inconsistent with the actual progress when destination is append blob."); VerificationHelper.VerifyExceptionErrorMessage(exception, "Destination might be changed by other process or application."); } }
public void TestDirectoryResume() { int bigFileSizeInKB = 5 * 1024; // 5 MB int smallFileSizeInKB = 1; // 1 KB int bigFileNum = 5; int smallFileNum = 50; long totalSizeInBytes = (bigFileSizeInKB * bigFileNum + smallFileSizeInKB * smallFileNum) * 1024; int totalFileNum = bigFileNum + smallFileNum; DMLibDataInfo sourceDataInfo = new DMLibDataInfo(string.Empty); DirNode bigFileDirNode = new DirNode("big"); DirNode smallFileDirNode = new DirNode("small"); sourceDataInfo.RootNode.AddDirNode(bigFileDirNode); sourceDataInfo.RootNode.AddDirNode(smallFileDirNode); DMLibDataHelper.AddMultipleFiles(bigFileDirNode, FileName, bigFileNum, bigFileSizeInKB); DMLibDataHelper.AddMultipleFiles(smallFileDirNode, FileName, smallFileNum, smallFileSizeInKB); CancellationTokenSource tokenSource = new CancellationTokenSource(); TransferItem transferItem = null; var options = new TestExecutionOptions<DMLibDataInfo>(); options.LimitSpeed = true; options.IsDirectoryTransfer = true; var transferContext = new TransferContext(); var progressChecker = new ProgressChecker(totalFileNum, totalSizeInBytes, totalFileNum, null, 0, totalSizeInBytes); transferContext.ProgressHandler = progressChecker.GetProgressHandler(); var eventChecker = new TransferEventChecker(); eventChecker.Apply(transferContext); transferContext.FileFailed += (sender, e) => { Test.Assert(e.Exception.Message.Contains("cancel"), "Verify task is canceled: {0}", e.Exception.Message); }; options.TransferItemModifier = (fileName, item) => { dynamic dirOptions = DefaultTransferDirectoryOptions; dirOptions.Recursive = true; item.Options = dirOptions; item.CancellationToken = tokenSource.Token; item.TransferContext = transferContext; transferItem = item; }; TransferCheckpoint firstCheckpoint = null, secondCheckpoint = null; options.AfterAllItemAdded = () => { // Wait until there are data transferred progressChecker.DataTransferred.WaitOne(); // Store the first checkpoint firstCheckpoint = transferContext.LastCheckpoint; Thread.Sleep(1000); // Cancel the transfer and store the second checkpoint tokenSource.Cancel(); }; // Cancel and store checkpoint for resume var result = this.ExecuteTestCase(sourceDataInfo, options); secondCheckpoint = transferContext.LastCheckpoint; if (progressChecker.FailedFilesNumber <= 0) { Test.Error("Verify file number in progress. Failed: {0}", progressChecker.FailedFilesNumber); } TransferCheckpoint firstResumeCheckpoint = null, secondResumeCheckpoint = null; Test.Info("Resume with the second checkpoint first."); firstResumeCheckpoint = secondCheckpoint; secondResumeCheckpoint = firstCheckpoint; // resume with firstResumeCheckpoint TransferItem resumeItem = transferItem.Clone(); progressChecker.Reset(); TransferContext resumeContext = new TransferContext(DMLibTestHelper.RandomReloadCheckpoint(firstResumeCheckpoint)) { ProgressHandler = progressChecker.GetProgressHandler() }; eventChecker.Reset(); eventChecker.Apply(resumeContext); resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List<TransferItem>() { resumeItem }, new TestExecutionOptions<DMLibDataInfo>()); VerificationHelper.VerifyFinalProgress(progressChecker, totalFileNum, 0, 0); VerificationHelper.VerifyTransferSucceed(result, sourceDataInfo); // resume with secondResumeCheckpoint resumeItem = transferItem.Clone(); progressChecker.Reset(); resumeContext = new TransferContext(DMLibTestHelper.RandomReloadCheckpoint(secondResumeCheckpoint)) { ProgressHandler = progressChecker.GetProgressHandler(), // Need this overwrite callback since some files is already transferred to destination OverwriteCallback = DMLibInputHelper.GetDefaultOverwiteCallbackY(), }; eventChecker.Reset(); eventChecker.Apply(resumeContext); resumeItem.TransferContext = resumeContext; result = this.RunTransferItems(new List<TransferItem>() { resumeItem }, new TestExecutionOptions<DMLibDataInfo>()); VerificationHelper.VerifyFinalProgress(progressChecker, totalFileNum, 0, 0); VerificationHelper.VerifyTransferSucceed(result, sourceDataInfo); }