public void TestGetCharWithIsDBNullCheck()
{
var reader = new ListDataReader <Student>(_Students);
reader.Read();
var col = "Char";
Assert.Equal('2', reader.GetCharWithNull(col).Value);
reader.Read();
Assert.False(reader.GetCharWithNull(col).HasValue);
reader.Read();
Assert.Equal('3', reader.GetCharWithNull(col).Value);
}