Oracle Date not converting correctly to C# DateTime about dapper.oracle HOT 1 CLOSED

public class OracleActualTests
{
    [Fact]
    public void DateTimeTest()
    {
        using (OracleConnection connnection = new OracleConnection("MyOracleConnectionString"))
        {
            connnection.Open();
                       
            DateTime expected = new DateTime(2015,5,15,8,30,25);
            var result = connnection.QuerySingle<DataObject>("SELECT 42 as IntValue, TO_DATE('2015/05/15 8:30:25', 'YYYY/MM/DD HH:MI:SS') AS DateTime from DUAL");

            result.IntValue.Should().Be(42);
            result.DateTime.Should().BeCloseTo(expected,TimeSpan.FromHours(1));  // One hour off to allow different Time Zones on DB and local machine            
           
            
            
            connnection.Close();    
        }                        
    }
}

public class DataObject
{
    public int IntValue { get; set; }
    public DateTime DateTime { get; set; }
}