private IFileSystemTransaction GetStandaloneTransaction()
{
IFileSystemTransaction standaloneTransaction;
using (var scopeTemp = FileSystemProvider.CreateStandaloneTransactionScope(true))
{
standaloneTransaction = scopeTemp.DetachTransaction();
}
Assert.IsNotNull(standaloneTransaction);
Assert.IsTrue(standaloneTransaction.IsActive);
return(standaloneTransaction);
}
private KtmTransactionScope CreateStandaloneKtmTransactionScope(bool dispose)
{
var scope_ = FileSystemProvider.CreateStandaloneTransactionScope(dispose);
Assert.IsInstanceOf <KtmTransactionScope>(scope_);
var scope = (KtmTransactionScope)scope_;
Assert.IsTrue(scope.IsTransactionOwner);
Assert.IsTrue(scope.ToBeDisposed);
Assert.IsTrue(scope.HasChangedContext);
Assert.AreSame(scope.UnderlyingTransaction, AmbientTransaction);
Assert.IsInstanceOf <KtmTransaction>(AmbientTransaction);
Assert.IsFalse(scope.UnderlyingTransaction.IsPartOfManagedAmbient);
return(scope);
}
public void TestLazyNullScope()
{
if (!EnvironmentSupportsTransactions)
{
Assert.Inconclusive("Cannot test in this environment");
return;
}
Assume.That(AmbientTransaction == null, "Leftovers are not expected here");
// thus allowing to use ambient storage transaction
Repository.Settings.StorageTransactionSettings = StorageTransactionSettings.DisallowJoiningAmbientManaged;
// no ambient
using (var scope = StorageTransactionScope.CreateLazy(Repository, null))
{
Assert.IsTrue(scope.IsNullScope);
Assert.IsFalse(scope.HasChangedContext);
}
// now with ambient
// thus disallowing to use ambient storage transaction
Repository.Settings.StorageTransactionSettings = StorageTransactionSettings.DisallowJoiningAmbientManaged | StorageTransactionSettings.AlwaysStartNew;
using (var outerScope = FileSystemProvider.CreateStandaloneTransactionScope(true))
{
Assert.IsNotNull(AmbientTransaction);
using (var scope = StorageTransactionScope.CreateLazy(Repository, null))
{
Assert.IsTrue(scope.IsNullScope);
Assert.IsTrue(scope.HasChangedContext);
Assert.IsNull(AmbientTransaction);
}
}
Assert.IsNull(AmbientTransaction);
}