public void ComputeChanges_SetsAllEntriesToUnmodified()
{
//Arrange
ChangeTracker ct = new ChangeTracker();
var phot = GetPhotographer();
var phot2 = GetPhotographer();
var phot3 = GetPhotographer();
var phot4 = GetPhotographer();
ct.Insert(phot);
ct.Track(phot2);
ct.Track(phot3);
ct.Insert(phot4);
ct.Delete(phot2);
phot3.Name = "OtherName";
//Act
var changes = ct.DetectChanges();
ct.ComputeChanges();
var changes2 = ct.DetectChanges();
//Assert
Assert.Equal(4, changes.Count);
Assert.Empty(changes2);
//Cleanup
ct.Clear();
}
public void Delete_DetectsChangesAsDeleted()
{
//Arrange
ChangeTracker ct = new ChangeTracker();
var phot = GetPhotographer();
ct.Insert(phot);
ct.DetectChanges();
ct.ComputeChanges();
//Act
ct.Delete(phot);
var changes = ct.DetectChanges();
//Assert
Assert.Single(changes);
Assert.Equal(ChangeTrackerEntry.States.Deleted, changes[0].State);
//Cleanup
ct.Clear();
}
public void Update_DetectsChangesAsModified()
{
//Arrange
ChangeTracker ct = new ChangeTracker();
var phot = GetPhotographer();
ct.Insert(phot);
ct.DetectChanges();
ct.ComputeChanges();
//Act
phot.Name = "OtherName";
var changes = ct.DetectChanges();
//Assert
Assert.Single(changes);
Assert.Equal(ChangeTrackerEntry.States.Modified, changes[0].State);
//Cleanup
ct.Clear();
}
