Add missing OperationCanceledException in async code where required

-  Update AsyncGenerator to 0.8.2.4

Fixes #1672

Author: fredericDelaporte

Tools/packages.config

@@ -7,6 +7,6 @@
   <package id="NUnit.Extension.NUnitV2ResultWriter" version="3.6.0" targetFramework="net461" />
   <package id="NUnit.Extension.TeamCityEventListener" version="1.0.2" targetFramework="net461" />
   <package id="NUnit.Extension.VSProjectLoader" version="3.6.0" targetFramework="net461" />
-  <package id="CSharpAsyncGenerator.CommandLine" version="0.6.0" targetFramework="net461" />
+  <package id="CSharpAsyncGenerator.CommandLine" version="0.8.2.4" targetFramework="net461" />
   <package id="vswhere" version="2.1.4" targetFramework="net461" />
 </packages>

src/NHibernate.Test/Async/Cascade/Circle/MultiPathCircleCascadeTest.cs

@@ -155,6 +155,7 @@ public async Task MergeEntityWithNonNullableEntityNullAsync()
 					await (session.MergeAsync(route, cancellationToken));
 					Assert.Fail("should have thrown an exception");
 				}
+				catch (OperationCanceledException) { throw; }
 				catch (Exception ex)
 				{
 					Assert.That(ex, Is.TypeOf(typeof(PropertyValueException)));

src/NHibernate.Test/Async/DebugConnectionProvider.cs

@@ -30,6 +30,7 @@ public override async Task<DbConnection> GetConnectionAsync(CancellationToken ca
 				connections.TryAdd(connection, 0);
 				return connection;
 			}
+			catch (OperationCanceledException) { throw; }
 			catch (Exception e)
 			{
 				throw new HibernateException("Could not open connection to: " + ConnectionString, e);

src/NHibernate.Test/Async/Events/Collections/Association/Bidirectional/ManyToMany/BidirectionalManyToManyBagToSetCollectionEventFixture.cs

@@ -39,13 +39,13 @@ public override Task UpdateParentOneToTwoSameChildrenAsync()
 			{
 				Assert.Ignore("Not supported");
 				return Task.CompletedTask;
+				// This test need some more deep study if it really work in H3.2
+				// because <bag> allow duplication.
 			}
 			catch (System.Exception ex)
 			{
 				return Task.FromException<object>(ex);
 			}
-			// This test need some more deep study if it really work in H3.2
-			// because <bag> allow duplication.
 		}
 	}
 }

src/NHibernate.Test/Async/ExpressionTest/QueryByExampleTest.cs

@@ -17,7 +17,6 @@
 namespace NHibernate.Test.ExpressionTest
 {
 	using System.Threading.Tasks;
-	using System.Threading;
 	[TestFixture]
 	public class QueryByExampleTestAsync : TestCase
 	{
@@ -150,30 +149,6 @@ public async Task TestExcludingQBEAsync()
 			}
 		}
 
-		private async Task InitDataAsync(CancellationToken cancellationToken = default(CancellationToken))
-		{
-			using (ISession s = OpenSession())
-			{
-				Componentizable master = GetMaster("hibernate", "ORM tool", "ORM tool1");
-				await (s.SaveAsync(master, cancellationToken));
-				await (s.FlushAsync(cancellationToken));
-			}
-
-			using (ISession s = OpenSession())
-			{
-				Componentizable master = GetMaster("hibernate", "open source", "open source1");
-				await (s.SaveAsync(master, cancellationToken));
-				await (s.FlushAsync(cancellationToken));
-			}
-
-			using (ISession s = OpenSession())
-			{
-				Componentizable master = GetMaster("hibernate", null, null);
-				await (s.SaveAsync(master, cancellationToken));
-				await (s.FlushAsync(cancellationToken));
-			}
-		}
-
 		private void InitData()
 		{
 			using (ISession s = OpenSession())
@@ -198,16 +173,6 @@ private void InitData()
 			}
 		}
 
-		private async Task DeleteDataAsync(CancellationToken cancellationToken = default(CancellationToken))
-		{
-			using (ISession s = OpenSession())
-			using (ITransaction t = s.BeginTransaction())
-			{
-				await (s.DeleteAsync("from Componentizable", cancellationToken));
-				await (t.CommitAsync(cancellationToken));
-			}
-		}
-
 		private void DeleteData()
 		{
 			using (ISession s = OpenSession())

src/NHibernate.Test/Async/NHSpecificTest/Logs/LogsFixture.cs

@@ -156,7 +156,8 @@ public async Task WillGetSessionIdFromSessionLogsConcurrentAsync()
 			var sessionIds = new ConcurrentDictionary<int, Guid>();
 			using (var spy = new TextLogSpy("NHibernate.SQL", "%message | SessionId: %property{sessionId}"))
 			{
-				await (Task.WhenAll(Enumerable.Range(					1, 12).Select(					async i =>
+				await (Task.WhenAll(
+					Enumerable.Range(1, 12 - 1).Select(async i =>
 					{
 						if (i > 10)
 						{

src/NHibernate.Test/Async/NHSpecificTest/NH1507/Fixture.cs

@@ -16,7 +16,6 @@
 namespace NHibernate.Test.NHSpecificTest.NH1507
 {
 	using System.Threading.Tasks;
-	using System.Threading;
 	[TestFixture]
 	public class FixtureAsync : BugTestCase
 	{
@@ -35,54 +34,6 @@ protected override void OnTearDown()
 			CleanupData();
 		}
 
-		private async Task CreateDataAsync(CancellationToken cancellationToken = default(CancellationToken))
-		{
-			//Employee
-			var emp = new Employee
-						{
-							Address = "Zombie street",
-							City = "Bitonto",
-							PostalCode = "66666",
-							FirstName = "tomb",
-							LastName = "mutilated"
-						};
-
-			//and his related orders
-			var order = new Order
-							{OrderDate = DateTime.Now, Employee = emp, ShipAddress = "dead zone 1", ShipCountry = "Deadville"};
-
-			var order2 = new Order
-							{OrderDate = DateTime.Now, Employee = emp, ShipAddress = "dead zone 2", ShipCountry = "Deadville"};
-
-			//Employee with no related orders but with same PostalCode
-			var emp2 = new Employee
-						{
-							Address = "Gut street",
-							City = "Mariotto",
-							Country = "Arised",
-							PostalCode = "66666",
-							FirstName = "carcass",
-							LastName = "purulent"
-						};
-
-			//Order with no related employee but with same ShipCountry
-			var order3 = new Order {OrderDate = DateTime.Now, ShipAddress = "dead zone 2", ShipCountry = "Deadville"};
-
-			using (ISession session = OpenSession())
-			{
-				using (ITransaction tx = session.BeginTransaction())
-				{
-					await (session.SaveAsync(emp, cancellationToken));
-					await (session.SaveAsync(emp2, cancellationToken));
-					await (session.SaveAsync(order, cancellationToken));
-					await (session.SaveAsync(order2, cancellationToken));
-					await (session.SaveAsync(order3, cancellationToken));
-
-					await (tx.CommitAsync(cancellationToken));
-				}
-			}
-		}
-
 		private void CreateData()
 		{
 			//Employee
@@ -131,23 +82,6 @@ private void CreateData()
 			}
 		}
 
-		private async Task CleanupDataAsync(CancellationToken cancellationToken = default(CancellationToken))
-		{
-			using (ISession session = OpenSession())
-			{
-				using (ITransaction tx = session.BeginTransaction())
-				{
-					//delete empolyee and related orders
-					await (session.DeleteAsync("from Employee ee where ee.PostalCode = '66666'", cancellationToken));
-
-					//delete order not related to employee
-					await (session.DeleteAsync("from Order oo where oo.ShipCountry = 'Deadville'", cancellationToken));
-
-					await (tx.CommitAsync(cancellationToken));
-				}
-			}
-		}
-
 		private void CleanupData()
 		{
 			using (ISession session = OpenSession())

src/NHibernate.Test/Async/NHSpecificTest/NH1553/MsSQL/SnapshotIsolationUpdateConflictTest.cs

@@ -159,17 +159,6 @@ protected override bool AppliesTo(ISessionFactoryImplementor factory)
 			return factory.ConnectionProvider.Driver is SqlClientDriver;
 		}
 
-		private async Task SetAllowSnapshotIsolationAsync(bool on, CancellationToken cancellationToken = default(CancellationToken))
-		{
-			using (ISession session = OpenSession())
-			{
-				var command = session.Connection.CreateCommand();
-				command.CommandText = "ALTER DATABASE " + session.Connection.Database + " set allow_snapshot_isolation "
-				                      + (on ? "on" : "off");
-				await (command.ExecuteNonQueryAsync(cancellationToken));
-			}
-		}
-
 		private void SetAllowSnapshotIsolation(bool on)
 		{
 			using (ISession session = OpenSession())

src/NHibernate.Test/Async/NHSpecificTest/NH1792/Fixture.cs

@@ -16,7 +16,6 @@
 namespace NHibernate.Test.NHSpecificTest.NH1792
 {
 	using System.Threading.Tasks;
-	using System.Threading;
 	[TestFixture]
 	public class FixtureAsync : BugTestCase
 	{
@@ -25,22 +24,6 @@ protected override void OnTearDown()
 			DeleteAll();
 		}
 
-		/// <summary>
-		/// Deletes all the product entities from the persistence medium
-		/// </summary>
-		/// <param name="cancellationToken">A cancellation token that can be used to cancel the work</param>
-		private async Task DeleteAllAsync(CancellationToken cancellationToken = default(CancellationToken))
-		{
-			using (ISession session = OpenSession())
-			{
-				using (ITransaction trans = session.BeginTransaction())
-				{
-					await (session.DeleteAsync("from Product", cancellationToken));
-					await (trans.CommitAsync(cancellationToken));
-				}
-			}
-		}
-
 		/// <summary>
 		/// Deletes all the product entities from the persistence medium
 		/// </summary>

src/NHibernate.Test/Async/NHSpecificTest/NH2302/Fixture.cs

@@ -17,7 +17,6 @@
 namespace NHibernate.Test.NHSpecificTest.NH2302
 {
     using System.Threading.Tasks;
-    using System.Threading;
     [TestFixture]
     public class FixtureAsync : BugTestCase
     {
@@ -197,16 +196,6 @@ public async Task BlobWithoutLengthAsync()
 					}
 				}
 
-        private async Task CleanUpAsync(CancellationToken cancellationToken = default(CancellationToken))
-        {
-            using (ISession session = OpenSession())
-            using (ITransaction tx = session.BeginTransaction())
-            {
-                await (session.DeleteAsync("from StringLengthEntity", cancellationToken));
-                await (tx.CommitAsync(cancellationToken));
-            }
-        }
-
         private void CleanUp()
         {
             using (ISession session = OpenSession())