public void Should_be_able_to_create_a_command() { var dataSource = DefaultDataSource(); var dbCommandFactory = new Mock<IDbCommandFactory>(); var dbConnection = DbConnectionFactory.Default().CreateConnection(dataSource); var query = new Mock<IQuery>(); var dbCommand = new Mock<IDbCommand>(); dbCommandFactory.Setup(m => m.CreateCommandUsing(dataSource, dbConnection, query.Object)).Returns(dbCommand.Object); using ( var connection = new DatabaseConnection(dataSource, dbConnection, dbCommandFactory.Object, new Mock<IDatabaseConnectionCache>().Object)) { connection.CreateCommandToExecute(query.Object); } dbCommandFactory.VerifyAll(); }