SNOW-902611 teardown of pool settings changes in tests

Snowflake.Data.Tests/App.config

@@ -21,7 +21,7 @@ Copyright (c) 2012-2017 Snowflake Computing Inc. All rights reserved.
       </layout>
       <appender name="ConsoleAppender" type="log4net.Appender.ConsoleAppender">
         <layout type="log4net.Layout.PatternLayout">
-          <conversionPattern value="%date [%thread] [%-5level] [%ClassName:%line] - %message%newline" />
+          <conversionPattern value="%date [%thread] [%-5level] [%classname:%line] - %message%newline" />
         </layout>
       </appender>
     </appender>
@@ -31,7 +31,7 @@ Copyright (c) 2012-2017 Snowflake Computing Inc. All rights reserved.
       <appender-ref ref="RollingFileAppender" />
     </root>    
     <root>
-      <level value="WARN" />
+      <level value="ALL" />
       <appender-ref ref="ConsoleAppender" />
     </root>
   </log4net>

Snowflake.Data.Tests/IntegrationTests/PoolConfigRestorer.cs

@@ -0,0 +1,26 @@
+using Snowflake.Data.Client;
+
+namespace Snowflake.Data.Tests.IntegrationTests
+{
+    class PoolConfigRestorer {
+        private readonly bool _pooling;
+        private readonly long _timeout;
+        private readonly int _maxPoolSize;
+
+        public PoolConfigRestorer()
+        {
+            _maxPoolSize = SnowflakeDbConnectionPool.GetMaxPoolSize();
+            _timeout = SnowflakeDbConnectionPool.GetTimeout();
+            _pooling = SnowflakeDbConnectionPool.GetPooling();
+        }
+
+        public void Reset()
+        {
+            SnowflakeDbConnectionPool.SetMaxPoolSize(_maxPoolSize);
+            SnowflakeDbConnectionPool.SetTimeout(_timeout);
+            SnowflakeDbConnectionPool.SetPooling(_pooling);
+        }
+    }
+
+
+}

Snowflake.Data.Tests/IntegrationTests/SFConnectionIT.cs

@@ -22,13 +22,25 @@ namespace Snowflake.Data.Tests.IntegrationTests
     class SFConnectionIT : SFBaseTest
     {
         private static readonly SFLogger s_logger = SFLoggerFactory.GetLogger<SFConnectionIT>();
+        private static readonly PoolConfigRestorer s_previousPoolConfig = new PoolConfigRestorer();
 
+        [SetUp]
+        public void BeforeTest()
+        {
+            s_previousPoolConfig.Reset();
+            SnowflakeDbConnectionPool.ClearAllPools();
+        }
+
+        [TearDown]
+        public void AfterTest()
+        {
+            s_previousPoolConfig.Reset();
+        }
         [Test]
         public void TestBasicConnection()
         {
             using (IDbConnection conn = new SnowflakeDbConnection())
             {
-                bool pooling = SnowflakeDbConnectionPool.GetPooling();
                 SnowflakeDbConnectionPool.SetPooling(false);
                 conn.ConnectionString = ConnectionString;
                 conn.Open();
@@ -47,7 +59,6 @@ public void TestBasicConnection()
 
                 conn.Close();
                 Assert.AreEqual(ConnectionState.Closed, conn.State);
-                SnowflakeDbConnectionPool.SetPooling(pooling);
             }
         }
 
@@ -1755,7 +1766,6 @@ public void TestAsyncLoginTimeout()
         [Test, NonParallelizable]
         public void TestAsyncDefaultLoginTimeout()
         {
-            SnowflakeDbConnectionPool.SetPooling(false);
             using (var conn = new MockSnowflakeDbConnection())
             {
                 // unlimited retry count to trigger the timeout

Snowflake.Data.Tests/IntegrationTests/SFConnectionPoolT.cs

@@ -15,45 +15,24 @@ namespace Snowflake.Data.Tests.IntegrationTests
     using Snowflake.Data.Tests.Mock;
     using System.Data.Common;
     using Moq;
-
-    class PoolConfig {
-        private readonly bool _pooling;
-        private readonly long _timeout;
-        private readonly int _maxPoolSize;
 
-        public PoolConfig()
-        {
-            _maxPoolSize = SnowflakeDbConnectionPool.GetMaxPoolSize();
-            _timeout = SnowflakeDbConnectionPool.GetTimeout();
-            _pooling = SnowflakeDbConnectionPool.GetPooling();
-        }
-
-        public void Reset()
-        {
-            SnowflakeDbConnectionPool.SetMaxPoolSize(_maxPoolSize);
-            SnowflakeDbConnectionPool.SetTimeout(_timeout);
-            SnowflakeDbConnectionPool.SetPooling(_pooling);
-        }
-    }
-
     [TestFixture, NonParallelizable]
     class SFConnectionPoolT : SFBaseTest
     {
-        private static SFLogger logger = SFLoggerFactory.GetLogger<SFConnectionPoolT>();
-        private static readonly PoolConfig previousPoolConfig = new PoolConfig();
+        private static readonly PoolConfigRestorer s_previousPoolConfig = new PoolConfigRestorer();
 
         [SetUp]
         public void BeforeTest()
         {
-            previousPoolConfig.Reset();
+            s_previousPoolConfig.Reset();
             SnowflakeDbConnectionPool.SetPooling(true);
             SnowflakeDbConnectionPool.ClearAllPools();
         }
 
         [TearDown]
         public void AfterTest()
         {
-            previousPoolConfig.Reset();
+            s_previousPoolConfig.Reset();
         }
 
         [OneTimeTearDown]
@@ -435,20 +414,20 @@ public void TestConnectionPoolTurnOff()
     class SFConnectionPoolITAsync : SFBaseTestAsync
     {
         private static SFLogger logger = SFLoggerFactory.GetLogger<SFConnectionPoolITAsync>();
-        private static readonly PoolConfig previousPoolConfig = new PoolConfig();
+        private static readonly PoolConfigRestorer s_previousPoolConfigRestorer = new PoolConfigRestorer();
 
         [SetUp]
         public void BeforeTest()
         {
-            previousPoolConfig.Reset();
+            s_previousPoolConfigRestorer.Reset();
             SnowflakeDbConnectionPool.SetPooling(true);
             SnowflakeDbConnectionPool.ClearAllPools();
         }
 
         [TearDown]
         public void AfterTest()
         {
-            previousPoolConfig.Reset();
+            s_previousPoolConfigRestorer.Reset();
         }
 
         [OneTimeTearDown]