public void tells_if_has_changes_when_properties_are_modified()
{
//setup
EntityUpdatedAudit subject;
var initialName = Guid.NewGuid().ToString();
var newName = Guid.NewGuid().ToString();
var entity = new Gender();
entity.Name = initialName;
int id;
using (var addContext = CreateObjectContext())
{
addContext.Genders.AddObject(entity);
addContext.SaveChanges();
id = entity.Id;
}
entity = GetGenderById(id);
entity.Name = newName;
entity.IsEnabled = true;
using (var updateContext = CreateObjectContext())
{
var currentEntity = updateContext.Genders.Single(g => g.Id == entity.Id);
updateContext.Genders.ApplyCurrentValues(entity);
var objectStateEntry = updateContext.ObjectStateManager.GetObjectStateEntry(currentEntity);
//act
subject = new EntityUpdatedAudit(objectStateEntry);
}
//assert
Assert.IsTrue(subject.HasChanges);
}
public void does_not_track_database_generated_properties()
{
//setup
EntityUpdatedAudit subject;
var initialName = Guid.NewGuid().ToString();
var newName = Guid.NewGuid().ToString();
var entity = new Gender();
entity.Name = initialName;
int id;
using (var addContext = CreateObjectContext())
{
addContext.Genders.AddObject(entity);
addContext.SaveChanges();
id = entity.Id;
}
entity = GetGenderById(id);
using (var updateContext = CreateObjectContext())
{
var currentEntity = updateContext.Genders.Single(g => g.Id == entity.Id);
updateContext.Genders.ApplyCurrentValues(entity);
var objectStateEntry = updateContext.ObjectStateManager.GetObjectStateEntry(currentEntity);
//act
subject = new EntityUpdatedAudit(objectStateEntry);
}
var versionPropertyAudit = subject.AuditEntityProperties.Where(p => p.PropertyName == "Version").SingleOrDefault();
Assert.IsNull(versionPropertyAudit);
}
/// <summary>
/// Tracks the update.
/// </summary>
/// <param name="objectStateEntry">The object state entry.</param>
public void TrackUpdate(ObjectStateEntry objectStateEntry)
{
if (objectStateEntry == null)
{
throw new ArgumentNullException("objectStateEntry");
}
var updateAudit = new EntityUpdatedAudit(objectStateEntry);
if (updateAudit.HasChanges)
{
AuditEntities.Add(updateAudit);
}
RemoveReads();
}
public void tracks_properties()
{
//setup
EntityUpdatedAudit subject;
var initialName = Guid.NewGuid().ToString();
var newName = Guid.NewGuid().ToString();
var entity = new Gender();
entity.Name = initialName;
int id;
using (var addContext = CreateObjectContext())
{
addContext.Genders.AddObject(entity);
addContext.SaveChanges();
id = entity.Id;
}
entity = GetGenderById(id);
entity.Name = newName;
entity.IsEnabled = true;
using (var updateContext = CreateObjectContext())
{
var currentEntity = updateContext.Genders.Single(g => g.Id == entity.Id);
updateContext.Genders.ApplyCurrentValues(entity);
var objectStateEntry = updateContext.ObjectStateManager.GetObjectStateEntry(currentEntity);
//act
subject = new EntityUpdatedAudit(objectStateEntry);
}
//assert
var namePropertyAudit = subject.AuditEntityProperties.Where(p => p.PropertyName == "Name").SingleOrDefault();
Assert.IsNotNull(namePropertyAudit);
Assert.AreEqual(newName, namePropertyAudit.NewValue);
Assert.AreEqual(initialName, namePropertyAudit.OriginalValue);
var isEnabledPropertyAudit = subject.AuditEntityProperties.Where(p => p.PropertyName == "IsEnabled").SingleOrDefault();
Assert.IsNotNull(isEnabledPropertyAudit);
Assert.AreEqual(true.ToString(), isEnabledPropertyAudit.NewValue);
Assert.AreEqual(false.ToString(), isEnabledPropertyAudit.OriginalValue);
}
public void tracks_action()
{
EntityUpdatedAudit subject;
//setup
var initialValue = Guid.NewGuid().ToString();
var entity = new Gender();
entity.Name = initialValue;
int id;
using (var addContext = CreateObjectContext())
{
addContext.Genders.AddObject(entity);
addContext.SaveChanges();
id = entity.Id;
}
entity = GetGenderById(id);
var newValue = Guid.NewGuid().ToString();
entity.Name = newValue;
using (var updateContext = CreateObjectContext())
{
var currentEntity = updateContext.Genders.Single(g => g.Id == entity.Id);
updateContext.Genders.ApplyCurrentValues(entity);
var objectStateEntry = updateContext.ObjectStateManager.GetObjectStateEntry(currentEntity);
//act
subject = new EntityUpdatedAudit(objectStateEntry);
}
//assert
Assert.AreEqual(AuditEntityAction.Update, subject.AuditEntityAction);
}