public bool Add(LinkUserAward entity, out string errorMessage)
{
if (entity == null)
{
throw new ArgumentNullException();
}
Guid id = entity.UserId;
if (id == null || id == Guid.Empty)
{
errorMessage = "User ID is null null empty.";
return(false);
}
IEnumerable <KeyValuePair <Guid, User> > leftResult;
try
{
if (!leftDao.GetById(id, out leftResult, out errorMessage))
{
errorMessage = "Sorry. Error in data access layer. Сontact the developer.";
return(false);
}
}
catch (Exception ex)
{
WriteToLog(ex);
errorMessage = "Sorry. Error in data access layer. Сontact the developer.";
return(false);
}
if (leftResult.Count() == 0)
{
errorMessage = "Тhere is no User with this ID.";
return(false);
}
id = entity.AwardId;
if (id == null || id == Guid.Empty)
{
errorMessage = "Award ID is null null empty.";
return(false);
}
IEnumerable <KeyValuePair <Guid, Award> > rightResult;
try
{
if (!rightDao.GetById(id, out rightResult, out errorMessage))
{
errorMessage = "Sorry. Error in data access layer. Сontact the developer.";
return(false);
}
}
catch (Exception ex)
{
WriteToLog(ex);
errorMessage = "Sorry. Error in data access layer. Сontact the developer.";
return(false);
}
if (rightResult.Count() == 0)
{
errorMessage = "Тhere is no Award with this ID.";
return(false);
}
id = Guid.NewGuid();
try
{
return(linkDao.Add(id, entity, out errorMessage));
}
catch (Exception ex)
{
WriteToLog(ex);
errorMessage = "Sorry. Error in data access layer. Сontact the developer.";
return(false);
}
}
public void GetByIdShouldReturnNull()
{
AddObjects(5);
Assert.IsNull(dao.GetById(-1));
}
