Test writing event with custom column names

test/Serilog.Sinks.MSSqlServer.Tests/CustomStandardColumnNames.cs

@@ -1,12 +1,13 @@
 using System;
 using System.Collections.Generic;
 using System.Data.SqlClient;
+using System.Data.SqlTypes;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using Dapper;
 using Xunit;
 using FluentAssertions;
-using Serilog.Events;
 
 namespace Serilog.Sinks.MSSqlServer.Tests
 {
@@ -116,6 +117,46 @@ public void TableCreatedWithDefaultNames()
             }
         }
 
+        [Fact]
+        public void WriteEventToCustomStandardColumns()
+        {
+            // arrange
+            var options = new ColumnOptions();
+
+            options.Message.ColumnName = "CustomMessage";
+            options.MessageTemplate.ColumnName = "CustomMessageTemplate";
+            options.Level.ColumnName = "CustomLevel";
+            options.TimeStamp.ColumnName = "CustomTimeStamp";
+            options.Exception.ColumnName = "CustomException";
+            options.Properties.ColumnName = "CustomProperties";
+            options.Id.ColumnName = "CustomId";
+
+            var logTableName = $"{DatabaseFixture.LogTableName}CustomEvent";
+            var loggerConfiguration = new LoggerConfiguration();
+            Log.Logger = loggerConfiguration.WriteTo.MSSqlServer(
+                connectionString: DatabaseFixture.LogEventsConnectionString,
+                tableName: logTableName,
+                autoCreateSqlTable: true,
+                columnOptions: options)
+                .CreateLogger();
+
+            var file = File.CreateText("CustomColumnsEvent.Self.log");
+            Serilog.Debugging.SelfLog.Enable(TextWriter.Synchronized(file));
+
+            // act
+            const string loggingInformationMessage = "Logging Information message";
+            Log.Information(loggingInformationMessage);
+            Log.CloseAndFlush();
+
+            // assert
+            using (var conn = new SqlConnection(DatabaseFixture.LogEventsConnectionString))
+            {
+                var logEvents = conn.Query<CustomStandardLogColumns>($"SELECT * FROM {logTableName}");
+
+                logEvents.Should().Contain(e => e.CustomMessage.Contains(loggingInformationMessage));
+            }
+        }
+
         [Fact]
         public void WriteEventToDefaultStandardColumns()
         {
@@ -148,11 +189,4 @@ public void WriteEventToDefaultStandardColumns()
             }
         }
     }
-
-    public class DefaultStandardLogColumns
-    {
-        public string Message { get; set; }
-
-        public LogEventLevel Level { get; set; }
-    }
 }

test/Serilog.Sinks.MSSqlServer.Tests/CustomStandardLogColumns.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Serilog.Sinks.MSSqlServer.Tests
+{
+    public class CustomStandardLogColumns
+    {
+        public int CustomId { get; set; }
+        public string CustomMessage { get; set; }
+        public string CustomMessageTemplate { get; set; }
+        public string CustomLevel { get; set; }
+        public DateTime CustomTimeStamp { get; set; }
+        public string CustomException { get; set; }
+        public string CustomProperties { get; set; }
+    }
+}

test/Serilog.Sinks.MSSqlServer.Tests/DefaultStandardLogColumns.cs

@@ -0,0 +1,11 @@
+using Serilog.Events;
+
+namespace Serilog.Sinks.MSSqlServer.Tests
+{
+    public class DefaultStandardLogColumns
+    {
+        public string Message { get; set; }
+
+        public LogEventLevel Level { get; set; }
+    }
+}