Make nullable warnings a per file opt-in (#1842)

* Make nullable warnings a per file opt-in

* Remove unneeded compiler directives

* Remove compiler directive for User Data

test/Microsoft.Kusto.ServiceLayer.UnitTests/Admin/AdminServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

test/Microsoft.Kusto.ServiceLayer.UnitTests/Connection/ConnectionInfoTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Kusto.ServiceLayer.Connection;
 using Microsoft.Kusto.ServiceLayer.Connection.Contracts;

test/Microsoft.Kusto.ServiceLayer.UnitTests/Connection/ConnectionProviderOptionsHelperTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Kusto.ServiceLayer.Connection;
 using NUnit.Framework;
 

test/Microsoft.Kusto.ServiceLayer.UnitTests/Connection/DataSourceConnectionFactoryTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Kusto.ServiceLayer.Connection;
 using Microsoft.Kusto.ServiceLayer.Connection.Contracts;
 using Microsoft.Kusto.ServiceLayer.DataSource;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/DataSourceFactoryTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Kusto.ServiceLayer.Connection.Contracts;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/DataSourceIntellisense/KustoIntellisenseClientTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/DataSourceIntellisense/KustoIntellisenseHelperTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Kusto.ServiceLayer.DataSource.Intellisense;
 using Microsoft.Kusto.ServiceLayer.DataSource.Kusto;
 using Microsoft.Kusto.ServiceLayer.LanguageServices;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/KustoClientTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Kusto.ServiceLayer.DataSource.Contracts;
 using Microsoft.Kusto.ServiceLayer.DataSource.Kusto;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/KustoQueryUtilsTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;

test/Microsoft.Kusto.ServiceLayer.UnitTests/DataSource/Metadata/MetadataFactoryTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

test/Microsoft.Kusto.ServiceLayer.UnitTests/LanguageServices/AutoCompleteHelperTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Linq;
 using Microsoft.Kusto.ServiceLayer.LanguageServices;
 using Microsoft.Kusto.ServiceLayer.LanguageServices.Contracts;

test/Microsoft.Kusto.ServiceLayer.UnitTests/LanguageServices/BindingQueueTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Threading;
 using Microsoft.Kusto.ServiceLayer.LanguageServices;

test/Microsoft.Kusto.ServiceLayer.UnitTests/LanguageServices/ConnectedBindingQueueTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Kusto.ServiceLayer.Connection;

test/Microsoft.Kusto.ServiceLayer.UnitTests/LanguageServices/DiagnosticsHelperTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Linq;
 using System.Threading.Tasks;

test/Microsoft.Kusto.ServiceLayer.UnitTests/Metadata/MetadataServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;

test/Microsoft.Kusto.ServiceLayer.UnitTests/ObjectExplorer/DataSourceModel/ServerNodeTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

test/Microsoft.Kusto.ServiceLayer.UnitTests/Scripting/ScripterTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Kusto.ServiceLayer.DataSource;
 using Microsoft.Kusto.ServiceLayer.Scripting;
 using Microsoft.Kusto.ServiceLayer.Scripting.Contracts;

test/Microsoft.Kusto.ServiceLayer.UnitTests/ServiceHost/SrTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Kusto.ServiceLayer.Utility;
 using NUnit.Framework;
 

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/AssemblyInfo.cs

@@ -3,4 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 [assembly: NUnit.Framework.NonParallelizable]

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/BatchParserMockEventHandler.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Data.SqlClient;
 using System.Diagnostics;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/BatchParserSqlCmdTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.IO;
 using Microsoft.SqlTools.ServiceLayer.BatchParser;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/BatchParserTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.TSQLExecutionEngine;
 using Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.Utility;
 using Microsoft.SqlTools.ServiceLayer.BatchParser;
@@ -276,11 +278,11 @@ namespace Microsoft.SqlTools.ManagedBatchParser.UnitTests.BatchParser
 
             Token token = new Token(LexerTokenType.Text, new PositionStruct(), new PositionStruct(), message, "test");
 
-            BatchParserException batchParserException = new BatchParserException(ErrorCode.VariableNotDefined, token, message);
-
-            Assert.AreEqual(batchParserException.ErrorCode.ToString(), ErrorCode.VariableNotDefined.ToString());
-            Assert.AreEqual(message, batchParserException.Text);
-            Assert.AreEqual(LexerTokenType.Text.ToString(), batchParserException.TokenType.ToString());
+            BatchParserException batchParserException = new BatchParserException(ErrorCode.VariableNotDefined, token, message);
+
+            Assert.AreEqual(batchParserException.ErrorCode.ToString(), ErrorCode.VariableNotDefined.ToString());
+            Assert.AreEqual(message, batchParserException.Text);
+            Assert.AreEqual(LexerTokenType.Text.ToString(), batchParserException.TokenType.ToString());
         }
 
         // Verify whether the executionEngine execute script
@@ -385,11 +387,11 @@ GO";
                 using (TestExecutor testExecutor = new TestExecutor(sqlCmdQuery, sqlConn, condition))
                 {
                     testExecutor.Run();
-                    Assert.Multiple(() =>
-                    {
-                       Assert.That(testExecutor.ParserExecutionError, Is.False, "Parse Execution error should be false");
-                       Assert.That(testExecutor.ResultCountQueue.Count, Is.EqualTo(1), "Unexpected number of ResultCount items");
-                       Assert.That(testExecutor.ErrorMessageQueue, Is.Empty, "Unexpected error messages from test executor");
+                    Assert.Multiple(() =>
+                    {
+                       Assert.That(testExecutor.ParserExecutionError, Is.False, "Parse Execution error should be false");
+                       Assert.That(testExecutor.ResultCountQueue.Count, Is.EqualTo(1), "Unexpected number of ResultCount items");
+                       Assert.That(testExecutor.ErrorMessageQueue, Is.Empty, "Unexpected error messages from test executor");
                     });
                 }
 
@@ -399,8 +401,8 @@ GO";
                     testExecutor.Run();
                     Assert.Multiple(() =>
                     {
-                        Assert.True(testExecutor.ParserExecutionError, "Parse Execution error should be true");
-                        Assert.That(testExecutor.ErrorMessageQueue, Has.Member("Incorrect syntax was encountered while -u was being parsed."), "error message expected");
+                        Assert.True(testExecutor.ParserExecutionError, "Parse Execution error should be true");
+                        Assert.That(testExecutor.ErrorMessageQueue, Has.Member("Incorrect syntax was encountered while -u was being parsed."), "error message expected");
                     });
                 }
             }

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/BatchParserWrapperTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.SqlTools.ServiceLayer.BatchParser;
 using Microsoft.SqlTools.ServiceLayer.BatchParser.ExecutionEngineCode;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/TestCommandHandler.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Globalization;
 using System.IO;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/BatchParser/TestVariableResolver.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Text;
 using Microsoft.SqlTools.ServiceLayer.BatchParser;
 using Microsoft.SqlTools.ServiceLayer.BatchParser.ExecutionEngineCode;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/Properties/AssemblyInfo.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Reflection;
 using System.Runtime.InteropServices;
 

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/TSQLExecutionEngine/BatchEventHandler.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Data.SqlClient;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/TSQLExecutionEngine/ExecutionEngineTest.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Data.SqlClient;
@@ -317,11 +319,11 @@ namespace Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.TSQLExecutionEn
         public void ExecutionEngineTest_HaltOnError()
         {
             string sqlStatement = "select * from authors\n go\n select * from sysbojects \n go \n";
-            ExecutionEngineConditions conditions = new ExecutionEngineConditions
-            {
-                IsTransactionWrapped = true,
-                IsParseOnly = false,
-                IsHaltOnError = true
+            ExecutionEngineConditions conditions = new ExecutionEngineConditions
+            {
+                IsTransactionWrapped = true,
+                IsParseOnly = false,
+                IsHaltOnError = true
             };
 
             TestExecutor executor = new TestExecutor(sqlStatement, connection, conditions);

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/TSQLExecutionEngine/TestExecutor.cs

@@ -3,13 +3,15 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Data.SqlClient;
 using System.Threading;
 using Microsoft.SqlTools.ServiceLayer.BatchParser.ExecutionEngineCode;
 using Microsoft.SqlTools.Utility;
-
+
 namespace Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.TSQLExecutionEngine
 {
     internal class TestExecutor : IDisposable
@@ -322,13 +324,13 @@ namespace Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.TSQLExecutionEn
         private static void OnBatchParserExecutionFinished(object sender, BatchParserExecutionFinishedEventArgs e)
         {
             Console.WriteLine("ON_BATCH_PARSER_EXECUTION_FINISHED : Done executing batch \n\t{0}\n\t with result... {1} ", e.Batch.Text, e.ExecutionResult);
-            if (execResult == ScriptExecutionResult.All)
-            {
-                execResult = e.ExecutionResult;
+            if (execResult == ScriptExecutionResult.All)
+            {
+                execResult = e.ExecutionResult;
             }
-            else
-            {
-                execResult |= e.ExecutionResult;
+            else
+            {
+                execResult |= e.ExecutionResult;
             }
         }
 
@@ -355,13 +357,13 @@ namespace Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.TSQLExecutionEn
             Console.WriteLine("ON_EXECUTION_FINISHED : Script execution done with result ..." + e.ExecutionResult);
             _isFinished = true;
 
-            if (execResult == ScriptExecutionResult.All)
-            {
-                execResult = e.ExecutionResult;
+            if (execResult == ScriptExecutionResult.All)
+            {
+                execResult = e.ExecutionResult;
             }
-            else
-            {
-                execResult |= e.ExecutionResult;
+            else
+            {
+                execResult |= e.ExecutionResult;
             }
 
             resultCounts = eventHandler.ResultCounts;

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/Utility/FileUtilities.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.IO;
 
 namespace Microsoft.SqlTools.ManagedBatchParser.IntegrationTests.Utility

test/Microsoft.SqlTools.ManagedBatchParser.IntegrationTests/Utility/LiveConnectionHelper.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Data.SqlClient;
 using System.IO;

test/Microsoft.SqlTools.Migration.IntegrationTests/AssemblyInfo.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using NUnit.Framework;
 
 [assembly: NonParallelizable]

test/Microsoft.SqlTools.Migration.IntegrationTests/Migration/MigrationServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

test/Microsoft.SqlTools.Migration.IntegrationTests/Utility/LiveConnectionHelper.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Data.SqlClient;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Admin/DatabaseAdminTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;
 using Microsoft.SqlTools.ServiceLayer.Workspace.Contracts;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentAlertTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentJobStepTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.Agent;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentJobTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentNotebookTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentOperatorTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentProxyTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentScheduleTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Agent;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentTestUtils.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.IO;
 using System.Reflection;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/AssemblyInfo.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using NUnit.Framework;
 
 [assembly: NonParallelizable]

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/AzureFunctions/AzureFunctionsServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.ServiceLayer.AzureFunctions;
 using Microsoft.SqlTools.ServiceLayer.AzureFunctions.Contracts;
 using Microsoft.SqlTools.ServiceLayer.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Cms/CmsServiceTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Cms;
 using Microsoft.SqlTools.ServiceLayer.Cms.Contracts;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Connection/ConnectionServiceTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using System.Data;
 using System.Data.Common;
 using System.Threading.Tasks;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Connection/ReliableConnectionTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Data;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DacFx/DacFxServiceTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using System;
 using System.Collections.Generic;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DisasterRecovery/BackupRestoreUrlTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DisasterRecovery/BackupServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Data.SqlClient;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DisasterRecovery/DisasterRecoveryFileValidatorTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Data.SqlClient;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DisasterRecovery/RestoreDatabaseServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Data.SqlClient;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/DisasterRecovery/TaskExecutionModeFlag.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 
 using System;
 

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/FileBrowser/FileBrowserServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.FileBrowser;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/LanguageExtensibility/ExternalLanguageServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.Extensibility;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Connection.Contracts;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/LanguageServer/LanguageServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/LanguageServer/PeekDefinitionTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using Microsoft.SqlServer.Management.Common;
 using Microsoft.SqlServer.Management.SqlParser.Intellisense;
 using Microsoft.SqlTools.ServiceLayer.Connection;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Metadata/MetadataServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Connection;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Migration/MigrationServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ModelManagement/ModelManagementServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.Extensibility;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Connection.Contracts;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ModelManagement/ModelOperationsTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.Data.SqlClient;
 using Microsoft.SqlTools.ServiceLayer.Connection;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ObjectExplorer/ObjectExplorerServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ObjectManagement/ObjectManagementServiceTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using System;
 using System.Collections.Concurrent;
 using System.Threading.Tasks;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Profiler/ProfilerServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Threading;
 using System.Threading.Tasks;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Properties/AssemblyInfo.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Reflection;
 using System.Runtime.InteropServices;
 

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/QueryExecution/DataStorage/StorageDataReaderTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Data.Common;
 using Microsoft.SqlTools.ServiceLayer.Connection;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/QueryExecution/DataTypeTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.Connection;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/QueryExecution/ExecuteTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Collections.Concurrent;
 using System.Data.Common;
 using Microsoft.SqlTools.ServiceLayer.Connection;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/QueryExecution/SqlCmdExecutionTest.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.ServiceLayer.Connection;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;
 using Microsoft.SqlTools.ServiceLayer.QueryExecution;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/SchemaCompare/SchemaCompareServiceOptionsTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.DacFx.Contracts;
 using Microsoft.SqlTools.ServiceLayer.SchemaCompare;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/SchemaCompare/SchemaCompareServiceTests.cs

@@ -2,6 +2,8 @@
 // Copyright (c) Microsoft. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
+
+#nullable disable
 using Microsoft.SqlServer.Dac.Compare;
 using Microsoft.SqlServer.Dac.Model;
 using Microsoft.SqlTools.Hosting.Protocol;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/SchemaCompare/SchemaCompareTestUtils.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlServer.Dac;
 using Microsoft.SqlTools.ServiceLayer.DacFx;
 using Microsoft.SqlTools.ServiceLayer.DacFx.Contracts;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Scripting/ScriptingServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.Connection;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Security/CredentialTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;
 using Microsoft.SqlTools.ServiceLayer.Security;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Security/LoginTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Security/SecurityTestUtils.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Hosting.Protocol;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ServerConfigurations/ServerConfigurationsServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.ServiceLayer.Connection.Contracts;
 using Microsoft.SqlTools.ServiceLayer.IntegrationTests.Utility;
 using Microsoft.SqlTools.ServiceLayer.ServerConfigurations;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/SqlAssessment/SqlAssessmentServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/SqlProjects/SqlProjectsServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.IO;
 using System.Linq;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/TaskServices/RequstParamStub.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlTools.ServiceLayer.TaskServices;
 using Microsoft.SqlTools.ServiceLayer.Utility;
 

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/TaskServices/SmoScriptableTaskOperationStub.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using Microsoft.SqlServer.Management.Smo;
 using Microsoft.SqlTools.ServiceLayer.TaskServices;
 

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/TaskServices/TaskServiceTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Data.Common;
 using Microsoft.Data.SqlClient;
 using System.Linq;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Utility/LiveConnectionHelper.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using Microsoft.Data.SqlClient;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Utility/TestBase.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.IO;
 using NUnit.Framework;

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Utility/TestContextHelpers.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.IO;
 using NUnit.Framework;
 

test/Microsoft.SqlTools.ServiceLayer.PerfTests/CreateTestDbAttribute.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Reflection;
 using Microsoft.SqlTools.ServiceLayer.Test.Common;
 using Xunit.Sdk;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Program.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Diagnostics;
 using Microsoft.SqlTools.ServiceLayer.TestDriver.Driver;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Properties/AssemblyInfo.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Reflection;
 using System.Runtime.InteropServices;
 

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/Common.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 namespace Microsoft.SqlTools.ServiceLayer.PerfTests
 {
     public class Common

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/ConnectionTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.Test.Common;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/IntellisenseTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Linq;
 using System.Runtime.CompilerServices;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/ObjectExplorerTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Runtime.CompilerServices;
 using System.Threading.Tasks;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/QueryExecutionTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Linq;
 using System.Runtime.CompilerServices;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/SaveResultsTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Threading.Tasks;
 using Microsoft.SqlTools.ServiceLayer.Test.Common;
 using Xunit;

test/Microsoft.SqlTools.ServiceLayer.PerfTests/Tests/ScriptinTests.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
 using System.Threading.Tasks;

test/Microsoft.SqlTools.ServiceLayer.Test.Common/AzureBlobConnectionSetting.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 namespace Microsoft.SqlTools.ServiceLayer.Test.Common
 {
     public class AzureBlobConnectionSetting

test/Microsoft.SqlTools.ServiceLayer.Test.Common/Baselined/BaselinedTest.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 using System.Diagnostics;
 using System.IO;

test/Microsoft.SqlTools.ServiceLayer.Test.Common/Baselined/BaselinedTestWithMultipleScripts.cs

@@ -3,6 +3,8 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
+#nullable disable
+
 using System;
 
 namespace Microsoft.SqlTools.ServiceLayer.Test.Common.Baselined