public virtual void AddClass2(Class2 toAdd)
{
if (false == _class2List.Contains(toAdd))
{
_class2List.Add(toAdd);
toAdd.AddClass1(this);
}
}
public void WhenTwoTransactionInSameSessionThenNotChangeVersion()
{
// the second transaction does not change the entity state
Class1 c1_1;
Class1 c1_2;
Class2 c2_1;
Class2 c2_2;
int originalVersionC1_1;
int originalVersionC1_2;
int originalVersionC2_1;
int originalVersionC2_2;
c1_1 = new Class1();
c1_2 = new Class1();
c2_1 = new Class2();
c2_2 = new Class2();
c1_1.AddClass2(c2_1);
c1_2.AddClass2(c2_2);
using (ISession s = OpenSession())
{
using (ITransaction tx = s.BeginTransaction())
{
s.Save(c2_1);
s.Save(c1_1);
s.Save(c2_2);
s.Save(c1_2);
tx.Commit();
}
originalVersionC1_1 = c1_1.EntityVersion;
originalVersionC1_2 = c1_2.EntityVersion;
originalVersionC2_1 = c2_1.EntityVersion;
originalVersionC2_2 = c2_2.EntityVersion;
using (ITransaction tx = s.BeginTransaction())
{
s.Refresh(c1_1); // The addition of these two Refresh calls fixes the entity version issue
s.Refresh(c1_2);
var class1dto =
new Class1DTO {ID = c1_1.ID, EntityVersion = c1_1.EntityVersion};
if (c1_1.Class2List.Count > 0)
{
class1dto.Class2Ary = new Class2DTO[c1_1.Class2List.Count];
for (int i = 0; i < c1_1.Class2List.Count; ++i)
{
Class2 cl2 = c1_1.Class2List[i];
class1dto.Class2Ary[i] = new Class2DTO {ID = cl2.ID, EntityVersion = cl2.EntityVersion};
}
}
tx.Commit();
}
// After close the second transaction the version was not changed
c1_1.EntityVersion.Should().Be(originalVersionC1_1);
c1_2.EntityVersion.Should().Be(originalVersionC1_2);
c2_1.EntityVersion.Should().Be(originalVersionC2_1);
c2_2.EntityVersion.Should().Be(originalVersionC2_2);
}
// After close the session the version was not changed
c1_1.EntityVersion.Should().Be(originalVersionC1_1);
c1_2.EntityVersion.Should().Be(originalVersionC1_2);
c2_1.EntityVersion.Should().Be(originalVersionC2_1);
c2_2.EntityVersion.Should().Be(originalVersionC2_2);
using (ISession s = OpenSession())
{
using (ITransaction tx = s.BeginTransaction())
{
c2_1 = s.Get<Class2>(c2_1.ID);
c1_1 = s.Get<Class1>(c1_1.ID);
c2_2 = s.Get<Class2>(c2_2.ID);
c1_2 = s.Get<Class1>(c1_2.ID);
// to be 100% sure the version was not changed in DB
c1_1.EntityVersion.Should().Be(originalVersionC1_1);
c1_2.EntityVersion.Should().Be(originalVersionC1_2);
c2_1.EntityVersion.Should().Be(originalVersionC2_1);
c2_2.EntityVersion.Should().Be(originalVersionC2_2);
s.Delete(c2_1);
s.Delete(c1_1);
s.Delete(c2_2);
s.Delete(c1_2);
tx.Commit();
}
}
}
public void WhenTwoTransactionInSameSessionThenNotChangeVersion()
{
// the second transaction does not change the entity state
Class1 c1_1;
Class1 c1_2;
Class2 c2_1;
Class2 c2_2;
int originalVersionC1_1;
int originalVersionC1_2;
int originalVersionC2_1;
int originalVersionC2_2;
c1_1 = new Class1();
c1_2 = new Class1();
c2_1 = new Class2();
c2_2 = new Class2();
c1_1.AddClass2(c2_1);
c1_2.AddClass2(c2_2);
using (ISession s = OpenSession())
{
using (ITransaction tx = s.BeginTransaction())
{
s.Save(c2_1);
s.Save(c1_1);
s.Save(c2_2);
s.Save(c1_2);
tx.Commit();
}
originalVersionC1_1 = c1_1.EntityVersion;
originalVersionC1_2 = c1_2.EntityVersion;
originalVersionC2_1 = c2_1.EntityVersion;
originalVersionC2_2 = c2_2.EntityVersion;
using (ITransaction tx = s.BeginTransaction())
{
s.Refresh(c1_1); // The addition of these two Refresh calls fixes the entity version issue
s.Refresh(c1_2);
var class1dto =
new Class1DTO {
ID = c1_1.ID, EntityVersion = c1_1.EntityVersion
};
if (c1_1.Class2List.Count > 0)
{
class1dto.Class2Ary = new Class2DTO[c1_1.Class2List.Count];
for (int i = 0; i < c1_1.Class2List.Count; ++i)
{
Class2 cl2 = c1_1.Class2List[i];
class1dto.Class2Ary[i] = new Class2DTO {
ID = cl2.ID, EntityVersion = cl2.EntityVersion
};
}
}
tx.Commit();
}
// After close the second transaction the version was not changed
Assert.That(c1_1.EntityVersion, Is.EqualTo(originalVersionC1_1));
Assert.That(c1_2.EntityVersion, Is.EqualTo(originalVersionC1_2));
Assert.That(c2_1.EntityVersion, Is.EqualTo(originalVersionC2_1));
Assert.That(c2_2.EntityVersion, Is.EqualTo(originalVersionC2_2));
}
// After close the session the version was not changed
Assert.That(c1_1.EntityVersion, Is.EqualTo(originalVersionC1_1));
Assert.That(c1_2.EntityVersion, Is.EqualTo(originalVersionC1_2));
Assert.That(c2_1.EntityVersion, Is.EqualTo(originalVersionC2_1));
Assert.That(c2_2.EntityVersion, Is.EqualTo(originalVersionC2_2));
using (ISession s = OpenSession())
{
using (ITransaction tx = s.BeginTransaction())
{
c2_1 = s.Get <Class2>(c2_1.ID);
c1_1 = s.Get <Class1>(c1_1.ID);
c2_2 = s.Get <Class2>(c2_2.ID);
c1_2 = s.Get <Class1>(c1_2.ID);
// to be 100% sure the version was not changed in DB
Assert.That(c1_1.EntityVersion, Is.EqualTo(originalVersionC1_1));
Assert.That(c1_2.EntityVersion, Is.EqualTo(originalVersionC1_2));
Assert.That(c2_1.EntityVersion, Is.EqualTo(originalVersionC2_1));
Assert.That(c2_2.EntityVersion, Is.EqualTo(originalVersionC2_2));
s.Delete(c2_1);
s.Delete(c1_1);
s.Delete(c2_2);
s.Delete(c1_2);
tx.Commit();
}
}
}