private bool ModifyAtomically(WidgetDto widgetDto)
{
widgetDto.WidgetTitle = Rand.AnyTitle;
widgetDto.ImportantStr = Rand.AnyText;
return(true);
}
public void AtomicCommit()
{
List <string> comments = new List <string> ();
// First version:
string comment = Rand.AnyComment;
comments.Add(comment);
WidgetDto widgetDto = new WidgetDto()
{
WidgetTitle = Rand.AnyTitle,
ImportantStr = Rand.AnyText,
}.SetObjectAsReady(comment) as WidgetDto;
// Second version, using lambda:
comment = Rand.AnyComment;
comments.Add(comment);
bool result = widgetDto.ModifyAtomic <WidgetDto> (() => {
widgetDto.WidgetTitle = Rand.AnyTitle;
widgetDto.ImportantStr = Rand.AnyText;
return(true);
}, comment);
Assert.IsTrue(result, "Did not commit atomic operation.");
// Third version, using delegate:
comment = Rand.AnyComment;
comments.Add(comment);
result = widgetDto.ModifyAtomic <WidgetDto> (ModifyAtomically, comment);
Assert.IsTrue(result, "Did not commit atomic operation.");
var versions = OdCepManager.Versioning.GetAllVersions(typeof(WidgetDto), widgetDto.Uuid);
Assert.AreEqual(3, versions.Count, "Returned incorrect number of versions.");
for (int i = 0; i < 3; ++i)
{
var val = versions[i];
WidgetDto retrVerionObj = (WidgetDto)val.Key;
string retrComment = val.Value;
Assert.AreEqual(comments[i], retrComment, "Comment not as expected.");
}
}
