First test for SqlCreateTableWriter.

Author: ckadluba

test/Serilog.Sinks.MSSqlServer.Tests/Sinks/MSSqlServer/Platform/SqlCreateTableWriterTests.cs

@@ -0,0 +1,35 @@
+using Serilog.Sinks.MSSqlServer.Platform;
+using System.Data;
+using Xunit;
+
+namespace Serilog.Sinks.MSSqlServer.Tests.Sinks.MSSqlServer.Platform
+{
+    [Collection("LogTest")]
+    public class SqlCreateTableWriterTests
+    {
+        private readonly SqlCreateTableWriter _sut;
+
+        public SqlCreateTableWriterTests()
+        {
+            _sut = new SqlCreateTableWriter();
+        }
+
+        [Fact]
+        public void GetSqlFromDataTableWritesCorrectSchemaNameAndTableName()
+        {
+            // Arrange
+            const string schemaName = "TestSchemaName";
+            const string tableName = "TestTableName";
+            string expectedResult = $"IF(NOT EXISTS(SELECT * FROM sys.schemas WHERE name = '{schemaName}'))\r\n"
+                + $"BEGIN\r\nEXEC('CREATE SCHEMA [{schemaName}] AUTHORIZATION [dbo]')\r\nEND\r\n"
+                + $"IF NOT EXISTS (SELECT s.name, t.name FROM sys.tables t JOIN sys.schemas s ON t.schema_id = s.schema_id WHERE s.name = '{schemaName}' AND t.name = '{tableName}')\r\n"
+                + $"BEGIN\r\nCREATE TABLE [{schemaName}].[{tableName}] ( \r\n CONSTRAINT [PK_{tableName}] PRIMARY KEY CLUSTERED ([Id])\r\n);\r\nEND\r\n";
+
+            // Act
+            var result = _sut.GetSqlFromDataTable(schemaName, tableName, new DataTable(), new Serilog.Sinks.MSSqlServer.ColumnOptions());
+
+            // Assert
+            Assert.Equal(expectedResult, result);
+        }
+    }
+}