public void L29_Service_Backup_Cancellation()
{
SearchService.InitializeForTest(new BackupManager_for_CancellationTest());
var service = new SearchService();
BackupResponse response;
var responses = new List <BackupResponse>();
responses.Add(response = service.Backup(null, null));
var backupInfo = response.Current;
Assert.IsNotNull(backupInfo);
Assert.AreEqual(BackupState.Started, response.State);
var timeout = TimeSpan.FromSeconds(5.0d);
var timer = Stopwatch.StartNew();
while (timer.Elapsed < timeout)
{
Thread.Sleep(400);
responses.Add(response = service.QueryBackup());
if (response.State != BackupState.Executing)
{
break;
}
}
Thread.Sleep(400);
responses.Add(service.CancelBackup());
Thread.Sleep(400);
responses.Add(service.QueryBackup());
var states = responses.Select(r => r.State).Distinct().ToArray();
var bytes = responses.Select(r => (r.Current ?? r.History[0]).CopiedBytes).Distinct().ToArray();
var files = responses.Select(r => (r.Current ?? r.History[0]).CopiedFiles).Distinct().ToArray();
var names = responses.Select(r => (r.Current ?? r.History[0]).CurrentlyCopiedFile ?? "").Distinct().ToArray();
var messages = responses.Select(r => (r.Current ?? r.History[0]).Message ?? "").Distinct().ToArray();
var count = files.Length;
var expectedStates = new[]
{
BackupState.Started, BackupState.Executing,
BackupState.CancelRequested, BackupState.Canceled
};
var expectedFiles = Enumerable.Range(0, count).ToArray();
var expectedBytes = expectedFiles.Select(x => x * 42L).ToArray();
var expectedNames = (new[] { "" }).Union(expectedFiles.Select(x => $"File{x + 1}")).ToArray();
AssertSequenceEqual(expectedStates, states);
AssertSequenceEqual(expectedBytes, bytes);
AssertSequenceEqual(expectedFiles, files);
AssertSequenceEqual(expectedNames, names);
}
