NH-3807 - Distributed transactions not supported in .netcore

Author: ngbrown

src/NHibernate.Test/NHibernate.Test.csproj

@@ -17,6 +17,7 @@
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.0'">
     <Compile Remove="DriverTest\**" />
+    <Compile Remove="NHSpecificTest\NH1054\**" />
     <Compile Remove="NHSpecificTest\NH2188\**" />
     <Compile Remove="NHSpecificTest\NH2484\**" />
     <Compile Remove="NHSpecificTest\NH2985\**" />

src/NHibernate/Cfg/SettingsFactory.cs

@@ -392,8 +392,16 @@ private static System.Type CreateLinqQueryProviderType(IDictionary<string, strin
 
 		private static ITransactionFactory CreateTransactionFactory(IDictionary<string, string> properties)
 		{
+			System.Type transactionFactory;
+
+#if NETSTANDARD2_0
+			transactionFactory = typeof(AdoNetTransactionFactory);
+#else
+			transactionFactory = typeof(AdoNetWithDistributedTransactionFactory);
+#endif
+
 			string className = PropertiesHelper.GetString(
-				Environment.TransactionStrategy, properties, typeof(AdoNetWithDistributedTransactionFactory).FullName);
+				Environment.TransactionStrategy, properties, transactionFactory.FullName);
 			log.Info("Transaction factory: " + className);
 
 			try

src/NHibernate/Transaction/AdoNetWithDistributedTransactionFactory.cs

@@ -1,3 +1,4 @@
+#if !NETSTANDARD2_0
 using System;
 using System.Collections;
 using System.Transactions;
@@ -181,4 +182,5 @@ public void Dispose()
 			}
 		}
 	}
-}
+}
+#endif