public void UpdateGroup(string oldName, string newName)
{
IGroupModel model = _groupStore.GetOne(x => x.Name == oldName);
if (model == null)
{
throw new ArgumentException("Cannot update group since it doesn't exist.");
}
if (string.IsNullOrWhiteSpace(newName))
{
throw new ArgumentException("Name cannot be null.");
}
if (_groupStore.Exists(x => x.Name == newName) || _textStore.Exists(x => x.Name == newName))
{
throw new ArgumentException($"Cannot create group because another item in the database already has the name {newName}.");
}
_groupStore.ModifyName(model, newName);
model.SetName(newName);
}
public void ValidSetName()
{
groupOne.SetName("Gary");
Assert.AreEqual("Gary", groupOne.GetName());
}