adding a new event for when definition is requested (#167)

* sending telemetry events for intellisense usage

test/Microsoft.SqlTools.ServiceLayer.Test/Completion/ScriptDocumentInfoTest.cs

@@ -0,0 +1,45 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.SqlTools.ServiceLayer.LanguageServices;
+using Microsoft.SqlTools.ServiceLayer.LanguageServices.Completion;
+using Microsoft.SqlTools.ServiceLayer.Workspace.Contracts;
+using Xunit;
+
+namespace Microsoft.SqlTools.ServiceLayer.Test.Completion
+{
+    public class ScriptDocumentInfoTest
+    {
+        [Fact]
+        public void MetricsShouldGetSortedGivenUnSortedArray()
+        {
+            TextDocumentPosition doc = new TextDocumentPosition()
+            {
+                TextDocument = new TextDocumentIdentifier
+                {
+                    Uri = "script file"
+                },
+                Position = new Position()
+                {
+                    Line = 1,
+                    Character = 14
+                }
+            };
+            ScriptFile scriptFile = new ScriptFile()
+            {
+                Contents = "Select * from sys.all_objects"
+            };
+
+            ScriptParseInfo scriptParseInfo = new ScriptParseInfo();
+            ScriptDocumentInfo docInfo = new ScriptDocumentInfo(doc, scriptFile, scriptParseInfo);
+
+            Assert.Equal(docInfo.StartLine, 1);
+            Assert.Equal(docInfo.ParserLine, 2);
+            Assert.Equal(docInfo.StartColumn, 44);
+            Assert.Equal(docInfo.EndColumn, 14);
+            Assert.Equal(docInfo.ParserColumn, 15);
+        }
+    }
+}