fixed perf tests and added more scenarios (#683)

* fixed perf tests and added more scenarios

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

@@ -0,0 +1,79 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using System.Threading.Tasks;
+using Microsoft.SqlTools.ServiceLayer.Connection.Contracts;
+using Microsoft.SqlTools.ServiceLayer.ObjectExplorer.Contracts;
+using Microsoft.SqlTools.ServiceLayer.Scripting.Contracts;
+using Microsoft.SqlTools.ServiceLayer.Test.Common;
+using Xunit;
+
+namespace Microsoft.SqlTools.ServiceLayer.PerfTests
+{
+    public class ScriptingTests
+    {
+        [Fact]
+        [CreateTestDb(TestServerType.Azure)]
+        public async Task ScripTableAzure()
+        {
+            TestServerType serverType = TestServerType.Azure;
+            await VerifyScriptTable(serverType);
+        }
+
+        [Fact]
+        [CreateTestDb(TestServerType.OnPrem)]
+        public async Task ScripTableOnPrem()
+        {
+            TestServerType serverType = TestServerType.OnPrem;
+            await VerifyScriptTable(serverType);
+        }
+
+
+        private async Task VerifyScriptTable(TestServerType serverType, [CallerMemberName] string testName = "")
+        {
+            await TestServiceDriverProvider.RunTestIterations(async (timer) =>
+            {
+                using (TestServiceDriverProvider testService = new TestServiceDriverProvider())
+                using (SelfCleaningTempFile queryTempFile = new SelfCleaningTempFile())
+                {
+                    await testService.ConnectForQuery(serverType, string.Empty, queryTempFile.FilePath, Common.PerfTestDatabaseName);
+                    List<ScriptingObject> scriptingObjects = new List<ScriptingObject>()
+                    {
+                        new ScriptingObject
+                        {
+                            Schema = "Person",
+                            Name = "Address",
+                            Type = "Table"
+                        }
+                    };
+                    ScriptingParams scriptingParams = new ScriptingParams
+                    {
+                        OwnerUri = queryTempFile.FilePath,
+                        Operation = ScriptingOperationType.Create,
+                        FilePath = queryTempFile.FilePath,
+                        ScriptOptions = new ScriptOptions
+                        {
+                            ScriptCreateDrop = "ScriptCreate",
+                        },
+                        ScriptDestination = "ToEditor",
+                        ScriptingObjects = scriptingObjects
+
+                    };
+                    var result = await testService.CalculateRunTime(() => testService.RequestScript(scriptingParams), timer);
+
+                    Assert.NotNull(result);
+                    Assert.NotNull(result.Script);
+                   
+                    Assert.False(string.IsNullOrEmpty(result.Script), "Script result is invalid");
+
+                    await testService.Disconnect(queryTempFile.FilePath);
+                }
+            }, testName);
+        }
+    }
+}