public void CreateInputOutputParameter_PassingType_ReturnsOutputParameterWithCorrectType() {
var provider = A.Fake<IProvider>();
var dataSource = new DataSource(provider);
var parameter = dataSource.CreateInputOutputParameter("myParamter", DbType.DateTime);
Assert.AreEqual("myParamter", parameter.ParameterName);
Assert.AreEqual(DbType.DateTime, parameter.DbType);
Assert.AreEqual(ParameterDirection.InputOutput, parameter.Direction);
}