Added tests for SqlTableCreator.

Author: ckadluba

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

@@ -0,0 +1,61 @@
+using Dapper;
+using FluentAssertions;
+using Moq;
+using Serilog.Sinks.MSSqlServer.Platform;
+using Serilog.Sinks.MSSqlServer.Tests.TestUtils;
+using System.Data;
+using System.Data.SqlClient;
+using Xunit;
+
+namespace Serilog.Sinks.MSSqlServer.Tests.Sinks.MSSqlServer.Platform
+{
+    [Collection("LogTest")]
+    public class SqlTableCreatorTests : DatabaseTestsBase
+    {
+        private readonly Mock<ISqlCreateTableWriter> _sqlWriterMock;
+        private readonly SqlTableCreator _sut;
+
+        public SqlTableCreatorTests()
+        {
+            _sqlWriterMock = new Mock<ISqlCreateTableWriter>();
+            _sut = new SqlTableCreator(_sqlWriterMock.Object);
+        }
+
+        [Fact]
+        public void CreateTableCallsSqlCreateTableWriterWithPassedValues()
+        {
+            // Arrange
+            const string schemaName = "TestSchemaName";
+            const string tableName = "TestTableName";
+            _sqlWriterMock.Setup(w => w.GetSqlFromDataTable(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<DataTable>(),
+                It.IsAny<Serilog.Sinks.MSSqlServer.ColumnOptions>())).Returns($"USE {DatabaseFixture.Database}");
+            var dataTable = new DataTable();
+            var columnOptions = new Serilog.Sinks.MSSqlServer.ColumnOptions();
+
+            // Act
+            _sut.CreateTable(DatabaseFixture.LogEventsConnectionString, schemaName, tableName, dataTable, columnOptions);
+
+            // Assert
+            _sqlWriterMock.Verify(w => w.GetSqlFromDataTable(schemaName, tableName, dataTable, columnOptions), Times.Once());
+        }
+
+        [Fact]
+        public void CreateTableExecutesCommandReturnedBySqlCreateTableWriter()
+        {
+            // Arrange
+            _sqlWriterMock.Setup(w => w.GetSqlFromDataTable(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<DataTable>(),
+                It.IsAny<Serilog.Sinks.MSSqlServer.ColumnOptions>())).Returns(
+                $"CREATE TABLE {DatabaseFixture.LogTableName} ( Id INT IDENTITY )");
+
+            // Act
+            _sut.CreateTable(DatabaseFixture.LogEventsConnectionString, "TestSchemaName", "TestTableName", new DataTable(), new Serilog.Sinks.MSSqlServer.ColumnOptions());
+
+            // Assert
+            using (var conn = new SqlConnection(DatabaseFixture.LogEventsConnectionString))
+            {
+                var isIdentity = conn.Query<IdentityQuery>($"SELECT COLUMNPROPERTY(object_id('{DatabaseFixture.LogTableName}'), 'Id', 'IsIdentity') AS IsIdentity");
+                isIdentity.Should().Contain(i => i.IsIdentity == 1);
+            }
+        }
+    }
+}