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MasterDetailTest.cs
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using System;
using System.Collections;
using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
using Iesi.Collections;
using NHibernate.Dialect;
using NHibernate.DomainModel;
using NHibernate.Engine;
using NHibernate.Criterion;
using NHibernate.Mapping;
using NUnit.Framework;
using Single=NHibernate.DomainModel.Single;
namespace NHibernate.Test.Legacy
{
/// <summary>
/// Summary description for MasterDetailTest.
/// </summary>
[TestFixture]
public class MasterDetailTest : TestCase
{
protected override IList Mappings
{
get
{
return new string[]
{
"MasterDetail.hbm.xml",
"Custom.hbm.xml",
"Category.hbm.xml",
"INameable.hbm.xml",
"SingleSeveral.hbm.xml",
"WZ.hbm.xml",
"UpDown.hbm.xml",
"Eye.hbm.xml",
"MN.hbm.xml"
};
}
}
[Test]
public void ParentChildren()
{
ISession session = OpenSession();
M parent = new M();
N n = new N();
n.String = "0";
parent.AddChildren(n);
session.SaveOrUpdate(parent);
parent.RemoveChildren(n);
session.Flush();
session.Close();
session = OpenSession();
Assert.AreEqual(0, session.CreateQuery("from N").List().Count);
session.Delete("from M");
session.Flush();
session.Close();
}
[Test]
public void OuterJoin()
{
ISession s = OpenSession();
Eye e = new Eye();
e.Name = "Eye Eye";
Jay jay = new Jay(e);
e.Jay = jay;
s.SaveOrUpdate(e);
s.Flush();
s.Close();
s = OpenSession();
e = (Eye) s.CreateCriteria(typeof(Eye)).UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(e.Jay));
Assert.IsTrue(NHibernateUtil.IsInitialized(e.Jays));
s.Close();
s = OpenSession();
jay = (Jay) s.CreateQuery("select new Jay(eye) from Eye eye").UniqueResult();
Assert.AreEqual("Eye Eye", jay.Eye.Name);
s.Delete(jay.Eye);
s.Flush();
s.Close();
}
[Test]
public void Meta()
{
PersistentClass clazz = cfg.GetClassMapping(typeof(Master));
MetaAttribute meta = clazz.GetMetaAttribute("foo");
Assert.AreEqual("foo", meta.Value);
meta = clazz.GetProperty("Name").GetMetaAttribute("bar");
Assert.IsTrue(meta.IsMultiValued);
}
[Test]
public void Copy()
{
Category catWA = new Category();
catWA.Name = "HSQL workaround";
Category cat = new Category();
cat.Name = "foo";
Category subCatBar = new Category();
subCatBar.Name = "bar";
Category subCatBaz = new Category();
subCatBaz.Name = "baz";
cat.Subcategories.Add(subCatBar);
cat.Subcategories.Add(subCatBaz);
using (ISession s = OpenSession())
{
s.Save(catWA);
s.Save(cat);
s.Flush();
}
cat.Name = "new foo";
subCatBar.Name = "new bar";
cat.Subcategories.Remove(subCatBaz);
Category newCat = new Category();
newCat.Name = "new";
cat.Subcategories.Add(newCat);
Category newSubCat = new Category();
newSubCat.Name = "new sub";
newCat.Subcategories.Add(newSubCat);
Category copiedCat;
using (ISession s = OpenSession())
{
copiedCat = (Category)s.SaveOrUpdateCopy(cat);
s.Flush();
}
Assert.IsFalse(copiedCat == cat);
Assert.IsTrue(cat.Subcategories.Contains(newCat));
using (ISession s = OpenSession())
{
cat = (Category) s.CreateQuery("from Category cat where cat.Name='new foo'").UniqueResult();
newSubCat = (Category)s.CreateQuery("from Category cat left join fetch cat.Subcategories where cat.Name='new sub'").UniqueResult();
Assert.AreEqual("new sub", newSubCat.Name);
}
newSubCat.Subcategories.Add(cat);
cat.Name="new new foo";
using (ISession s = OpenSession())
{
newSubCat = (Category)s.SaveOrUpdateCopy(newSubCat, newSubCat.Id);
Assert.IsTrue(newSubCat.Name.Equals("new sub"));
Assert.AreEqual(1, newSubCat.Subcategories.Count);
cat = (Category)newSubCat.Subcategories[0];
Assert.AreEqual("new new foo", cat.Name);
newSubCat.Subcategories.Remove(cat);
s.Delete(cat);
s.Delete(subCatBaz);
s.Delete(catWA);
s.Flush();
}
}
[Test]
public void CopyCascade()
{
ISession s = OpenSession();
Category child = new Category();
child.Name = "child";
s.Save(child);
s.Flush();
s.Close();
s = OpenSession();
Category parent = new Category();
parent.Name = "parent";
parent.Subcategories.Add(child);
child.Name = "child2";
// Save parent and cascade update detached child
Category persistentParent = (Category) s.SaveOrUpdateCopy(parent);
Assert.IsTrue(persistentParent.Subcategories.Count == 1);
Assert.AreEqual(((Category) persistentParent.Subcategories[0]).Name, "child2");
s.Flush();
s.Close();
s = OpenSession();
s.Delete(persistentParent);
s.Flush();
s.Close();
}
[Test]
public void NotNullDiscriminator()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Up up = new Up();
up.Id1 = "foo";
up.Id2 = 1231;
Down down = new Down();
down.Id1 = "foo";
down.Id2 = 3211;
down.Value = 123123121;
s.Save(up);
s.Save(down);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
IList list = s.CreateQuery("from Up up order by up.Id2 asc").List();
Assert.IsTrue(list.Count == 2);
Assert.IsFalse(list[0] is Down);
Assert.IsTrue(list[1] is Down);
list = s.CreateQuery("from Down down").List();
Assert.IsTrue(list.Count == 1);
Assert.IsTrue(list[0] is Down);
s.Delete("from Up up");
t.Commit();
s.Close();
}
[Test]
public void SelfManyToOne()
{
// add a check to not run if HSQLDialect
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Master m = new Master();
m.OtherMaster = m;
s.Save(m);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
IEnumerator enumer = s.CreateQuery("from m in class Master").Enumerable().GetEnumerator();
enumer.MoveNext();
m = (Master) enumer.Current;
Assert.AreSame(m, m.OtherMaster);
if (Dialect is MySQLDialect)
{
m.OtherMaster = null;
s.Flush();
}
s.Delete(m);
t.Commit();
s.Close();
}
[Test]
public void ExampleTest()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Master m = new Master();
m.Name = "name";
m.X = 5;
m.OtherMaster = m;
s.Save(m);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
Master m1 = (Master) s.CreateCriteria(typeof(Master))
.Add(Example.Create(m).EnableLike().IgnoreCase())
.UniqueResult();
Assert.AreSame(m1.OtherMaster, m1);
m1 = (Master) s.CreateCriteria(typeof(Master))
.Add(Expression.Eq("Name", "foobar"))
.UniqueResult();
Assert.IsNull(m1);
m1 = (Master) s.CreateCriteria(typeof(Master))
.Add(Example.Create(m))
.CreateCriteria("OtherMaster")
.Add(Example.Create(m).ExcludeZeroes())
.UniqueResult();
Assert.AreSame(m1.OtherMaster, m1);
Master m2 = (Master) s.CreateCriteria(typeof(Master))
.Add(Example.Create(m).ExcludeNone())
.UniqueResult();
Assert.AreSame(m1, m2);
m.Name = null;
m2 = (Master) s.CreateCriteria(typeof(Master))
.Add(Example.Create(m).ExcludeNone())
.UniqueResult();
Assert.IsNull(m2);
if (Dialect is MySQLDialect)
{
m1.OtherMaster = null;
s.Flush();
}
s.Delete(m1);
t.Commit();
s.Close();
}
[Test]
public void NonLazyBidirectional()
{
Single sin = new Single();
sin.Id = "asfdfds";
sin.String = "adsa asdfasd";
Several sev = new Several();
sev.Id = "asdfasdfasd";
sev.String = "asd ddd";
sin.Several.Add(sev);
sev.Single = sin;
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
s.Save(sin);
t.Commit();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
sin = (Single) s.Load(typeof(Single), sin);
t.Commit();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
sev = (Several) s.Load(typeof(Several), sev);
t.Commit();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
s.CreateQuery("from s in class Several").List();
t.Commit();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
s.CreateQuery("from s in class Single").List();
t.Commit();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
s.Delete("from Single");
t.Commit();
}
}
[Test]
public void CollectionQuery()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
string path = IsClassicParser ? "m.Details.elements" : "m.Details";
if (Dialect.SupportsSubSelects)
{
s.CreateQuery("FROM m IN CLASS Master WHERE NOT EXISTS ( FROM " + path + " d WHERE NOT d.I=5 )").Enumerable();
s.CreateQuery("FROM m IN CLASS Master WHERE NOT 5 IN ( SELECT d.I FROM d IN " + path + " )").Enumerable();
}
s.CreateQuery("SELECT m FROM m in CLASS NHibernate.DomainModel.Master join m.Details d WHERE d.I=5").Enumerable();
s.CreateQuery("SELECT m FROM m in CLASS NHibernate.DomainModel.Master join m.Details d WHERE d.I=5").List();
s.CreateQuery("SELECT m.id FROM m IN CLASS NHibernate.DomainModel.Master join m.Details d WHERE d.I=5").List();
t.Commit();
s.Close();
}
[Test]
public void MasterDetail()
{
//if( dialect is Dialect.HSQLDialect ) return;
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Master master = new Master();
Assert.IsNotNull(s.Save(master), "save returned native id");
object mid = s.GetIdentifier(master);
Detail d1 = new Detail();
d1.Master = master;
object did = s.Save(d1);
Detail d2 = new Detail();
d2.I = 12;
d2.Master = master;
Assert.IsNotNull(s.Save(d2), "generated id returned");
master.AddDetail(d1);
master.AddDetail(d2);
if (Dialect.SupportsSubSelects)
{
string hql = "from d in class NHibernate.DomainModel.Detail, m in class NHibernate.DomainModel.Master " +
"where m = d.Master and m.Outgoing.size = 0 and m.Incoming.size = 0";
Assert.AreEqual(2, s.CreateQuery(hql).List().Count, "query");
}
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
master = (Master) s.Load(typeof(Master), mid);
IEnumerator enumer = master.Details.GetEnumerator();
int i = 0;
while (enumer.MoveNext())
{
Detail d = (Detail) enumer.Current;
Assert.AreSame(master, d.Master, "master-detail");
i++;
}
Assert.AreEqual(2, i, "master-detail count");
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
Assert.AreEqual(2, s.CreateQuery("select elements(master.Details) from Master master").List().Count);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
IList list = s.CreateQuery("from Master m left join fetch m.Details").List();
Master m = (Master) list[0];
Assert.IsTrue(NHibernateUtil.IsInitialized(m.Details), "joined fetch should initialize collection");
Assert.AreEqual(2, m.Details.Count);
list = s.CreateQuery("from Detail d inner join fetch d.Master").List();
Detail dt = (Detail) list[0];
object dtid = s.GetIdentifier(dt);
Assert.AreSame(m, dt.Master);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
list = s.CreateQuery("select m from Master m1, Master m left join fetch m.Details where m.Name=m1.Name").List();
Assert.IsTrue(NHibernateUtil.IsInitialized(((Master) list[0]).Details));
dt = (Detail) s.Load(typeof(Detail), dtid);
Assert.IsTrue(((Master) list[0]).Details.Contains(dt));
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
list =
s.CreateQuery("select m, m1.Name from Master m1, Master m left join fetch m.Details where m.Name=m1.Name").List();
Master masterFromHql = (Master) ((object[]) list[0])[0];
Assert.IsTrue(NHibernateUtil.IsInitialized(masterFromHql.Details));
dt = (Detail) s.Load(typeof(Detail), dtid);
Assert.IsTrue(masterFromHql.Details.Contains(dt));
// This line is commentend in H3.2 tests because it work in the classic parser
// even if it as no sense ('join fetch' where the 'select' is a scalar)
// The AST check the case with an Exception
//list = s.CreateQuery("select m.id from Master m inner join fetch m.Details").List();
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
Detail dd = (Detail) s.Load(typeof(Detail), did);
master = dd.Master;
Assert.IsTrue(master.Details.Contains(dd), "detail-master");
Assert.AreEqual(2, s.CreateFilter(master.Details, "order by this.I desc").List().Count);
Assert.AreEqual(2, s.CreateFilter(master.Details, "select this where this.id > -1").List().Count);
IQuery q = s.CreateFilter(master.Details, "where this.id > :id");
q.SetInt32("id", -1);
Assert.AreEqual(2, q.List().Count);
q = s.CreateFilter(master.Details, "where this.id > :id1 and this.id < :id2");
q.SetInt32("id1", -1);
q.SetInt32("id2", 99999999);
Assert.AreEqual(2, q.List().Count);
q.SetInt32("id2", -1);
Assert.AreEqual(0, q.List().Count);
q = s.CreateFilter(master.Details, "where this.id in (:ids)");
list = new ArrayList();
list.Add(did);
list.Add((long) -1);
q.SetParameterList("ids", list);
Assert.AreEqual(1, q.List().Count);
Assert.IsTrue(q.Enumerable().GetEnumerator().MoveNext());
Assert.AreEqual(2, s.CreateFilter(master.Details, "where this.id > -1").List().Count);
Assert.AreEqual(2, s.CreateFilter(master.Details, "select this.Master where this.id > -1").List().Count);
Assert.AreEqual(2,
s.CreateFilter(master.Details, "select m from m in class Master where this.id > -1 and this.Master=m")
.List().Count);
Assert.AreEqual(0, s.CreateFilter(master.Incoming, "where this.id > -1 and this.Name is not null").List().Count);
IQuery filter = s.CreateFilter(master.Details, "select max(this.I)");
enumer = filter.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.IsTrue(enumer.Current is Int32);
filter = s.CreateFilter(master.Details, "select max(this.I) group by this.id");
enumer = filter.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.IsTrue(enumer.Current is Int32);
filter = s.CreateFilter(master.Details, "select count(*)");
enumer = filter.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.IsTrue(enumer.Current is Int64);
Assert.AreEqual(2, s.CreateFilter(master.Details, "select this.Master").List().Count);
IQuery f = s.CreateFilter(master.Details, "select max(this.I) where this.I < :top and this.I>=:bottom");
f.SetInt32("top", 100);
f.SetInt32("bottom", 0);
enumer = f.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.AreEqual(12, enumer.Current);
f.SetInt32("top", 2);
enumer = f.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.AreEqual(0, enumer.Current);
f = s.CreateFilter(master.Details, "select max(this.I) where this.I not in (:list)");
IList coll = new ArrayList();
coll.Add(-666);
coll.Add(22);
coll.Add(0);
f.SetParameterList("list", coll);
enumer = f.Enumerable().GetEnumerator();
Assert.IsTrue(enumer.MoveNext());
Assert.AreEqual(12, enumer.Current);
i = 0;
foreach (Detail d in master.Details)
{
Assert.AreSame(master, d.Master, "master-detail");
s.Delete(d);
i++;
}
Assert.AreEqual(2, i, "master-detail");
s.Delete(master);
t.Commit();
s.Close();
}
[Test]
public void IncomingOutgoing()
{
//if HSQLDialect skip test
ISession s = OpenSession();
Master master1 = new Master();
Master master2 = new Master();
Master master3 = new Master();
s.Save(master1);
s.Save(master2);
s.Save(master3);
master1.AddIncoming(master2);
master2.AddOutgoing(master1);
master1.AddIncoming(master3);
master3.AddOutgoing(master1);
object m1id = s.GetIdentifier(master1);
Assert.AreEqual(2, s.CreateFilter(master1.Incoming, "where this.id > 0 and this.Name is not null").List().Count);
s.Flush();
s.Close();
s = OpenSession();
master1 = (Master) s.Load(typeof(Master), m1id);
int i = 0;
foreach (Master m in master1.Incoming)
{
Assert.AreEqual(1, m.Outgoing.Count, "outgoing");
Assert.IsTrue(m.Outgoing.Contains(master1), "outgoing");
s.Delete(m);
i++;
}
Assert.AreEqual(2, i, "incoming-outgoing");
s.Delete(master1);
s.Flush();
s.Close();
}
[Test]
public void Cascading()
{
//HSQLDialect return;
ISession s = OpenSession();
Detail d1 = new Detail();
Detail d2 = new Detail();
d2.I = 22;
Master m = new Master();
Master m0 = new Master();
object m0id = s.Save(m0);
m0.AddDetail(d1);
m0.AddDetail(d2);
d1.Master = m0;
d2.Master = m0;
m.MoreDetails.Add(d1);
m.MoreDetails.Add(d2);
object mid = s.Save(m);
s.Flush();
s.Close();
s = OpenSession();
m = (Master) s.Load(typeof(Master), mid);
Assert.AreEqual(2, m.MoreDetails.Count, "cascade save");
IEnumerator enumer = m.MoreDetails.GetEnumerator();
enumer.MoveNext();
Assert.AreEqual(2, ((Detail) enumer.Current).Master.Details.Count, "cascade save");
s.Delete(m);
s.Delete(s.Load(typeof(Master), m0id));
s.Flush();
s.Close();
}
[Test]
public void NamedQuery()
{
ISession s = OpenSession();
IQuery q = s.GetNamedQuery("all_details");
q.List();
s.Close();
}
[Test]
public void Serialization()
{
ISession s = OpenSession();
Master m = new Master();
Detail d1 = new Detail();
Detail d2 = new Detail();
object mid = s.Save(m);
d1.Master = (m);
d2.Master = (m);
m.AddDetail(d1);
m.AddDetail(d2);
if (Dialect is MsSql2000Dialect)
{
s.Save(d1);
}
else
{
s.Save(d1, 666L);
}
s.Flush();
s.Disconnect();
MemoryStream stream = new MemoryStream();
BinaryFormatter f = new BinaryFormatter();
f.Serialize(stream, s);
stream.Position = 0;
Console.WriteLine(stream.Length);
s = (ISession) f.Deserialize(stream);
stream.Close();
s.Reconnect();
Master m2 = (Master) s.Load(typeof(Master), mid);
Assert.IsTrue(m2.Details.Count == 2, "serialized state");
foreach (Detail d in m2.Details)
{
Assert.IsTrue(d.Master == m2, "deserialization");
try
{
s.GetIdentifier(d);
s.Delete(d);
}
catch (Exception e)
{
Assert.IsNotNull(e); //getting ride of 'e' is never used compile warning
}
}
s.Delete(m2);
s.Flush();
s.Close();
s = OpenSession();
mid = s.Save(new Master());
object mid2 = s.Save(new Master());
s.Flush();
s.Disconnect();
stream = new MemoryStream();
f.Serialize(stream, s);
stream.Position = 0;
s = (ISession) f.Deserialize(stream);
stream.Close();
s.Reconnect();
s.Delete(s.Load(typeof(Master), mid));
s.Delete(s.Load(typeof(Master), mid2));
s.Flush();
s.Close();
s = OpenSession();
string db = s.Connection.Database; //force session to grab a connection
try
{
stream = new MemoryStream();
f.Serialize(stream, s);
}
catch (Exception e)
{
Assert.IsTrue(e is InvalidOperationException, "illegal state");
s.Close();
return;
}
finally
{
stream.Close();
}
Assert.IsTrue(false, "serialization should have failed");
}
[Test]
public void UpdateLazyCollections()
{
// if (dialect is HSQLDialect) return;
ISession s = OpenSession();
Master m = new Master();
Detail d1 = new Detail();
Detail d2 = new Detail();
d2.X = 14;
object mid = s.Save(m);
// s.Flush(); commented out in h2.0.3 also
d1.Master = m;
d2.Master = m;
m.AddDetail(d1);
m.AddDetail(d2);
if (Dialect is MsSql2000Dialect)
{
s.Save(d1);
s.Save(d2);
}
else
{
s.Save(d1, 666L);
s.Save(d2, 667L);
}
s.Flush();
s.Close();
s = OpenSession();
m = (Master) s.Load(typeof(Master), mid);
s.Close();
m.Name = "New Name";
s = OpenSession();
s.Update(m, mid);
IEnumerator enumer = m.Details.GetEnumerator();
int i = 0;
while (enumer.MoveNext())
{
Assert.IsNotNull(enumer.Current);
i++;
}
Assert.AreEqual(2, i);
enumer = m.Details.GetEnumerator();
while (enumer.MoveNext())
{
s.Delete(enumer.Current);
}
s.Delete(m);
s.Flush();
s.Close();
}
[Test]
public void MultiLevelCascade()
{
//if( dialect is Dialect.HSQLDialect ) return;
object mid;
object m0id;
using (ISession s = OpenSession())
{
Detail detail = new Detail();
SubDetail subdetail = new SubDetail();
Master m = new Master();
Master m0 = new Master();
m0id = s.Save(m0);
m0.AddDetail(detail);
detail.Master = m0;
m.MoreDetails.Add(detail);
detail.SubDetails = new HashedSet();
detail.SubDetails.Add(subdetail);
mid = s.Save(m);
s.Flush();
}
using (ISession s = OpenSession())
{
Master m = (Master) s.Load(typeof(Master), mid);
IEnumerator enumer = m.MoreDetails.GetEnumerator();
enumer.MoveNext();
Assert.IsTrue(((Detail) enumer.Current).SubDetails.Count != 0);
s.Delete(m);
s.Delete(s.Load(typeof(Master), m0id));
s.Flush();
}
}
[Test]
public void MixNativeAssigned()
{
// if HSQLDialect then skip test
ISession s = OpenSession();
Category c = new Category();
c.Name = "NAME";
Assignable assn = new Assignable();
assn.Id = "i.d.";
IList l = new ArrayList();
l.Add(c);
assn.Categories = l;
c.Assignable = assn;
s.Save(assn);
s.Flush();
s.Close();
s = OpenSession();
s.Delete(assn);
s.Flush();
s.Close();
}
[Test]
public void CollectionReplaceOnUpdate()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Category c = new Category();
IList list = new ArrayList();
c.Subcategories = list;
list.Add(new Category());
s.Save(c);
t.Commit();
s.Close();
c.Subcategories = list;
s = OpenSession();
t = s.BeginTransaction();
s.Update(c);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
IList list2 = c.Subcategories;
t.Commit();
s.Close();
Assert.IsFalse(NHibernateUtil.IsInitialized(c.Subcategories));
c.Subcategories = list2;
s = OpenSession();
t = s.BeginTransaction();
s.Update(c);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
Assert.AreEqual(1, c.Subcategories.Count);
s.Delete(c);
t.Commit();
s.Close();
}
[Test]
public void CollectionReplace2()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Category c = new Category();
IList list = new ArrayList();
c.Subcategories = list;
list.Add(new Category());
Category c2 = new Category();
s.Save(c2);
s.Save(c);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
IList list2 = c.Subcategories;
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c2 = (Category) s.Load(typeof(Category), c2.Id, LockMode.Upgrade);
c2.Subcategories = list2;
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c2 = (Category) s.Load(typeof(Category), c2.Id, LockMode.Upgrade);
Assert.AreEqual(1, c2.Subcategories.Count);
s.Delete(c2);
s.Delete(s.Load(typeof(Category), c.Id));
t.Commit();
s.Close();
}
[Test]
public void CollectionReplace()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Category c = new Category();
IList list = new ArrayList();
c.Subcategories = list;
list.Add(new Category());
s.Save(c);
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
c.Subcategories = list;
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
IList list2 = c.Subcategories;
t.Commit();
s.Close();
Assert.IsFalse(NHibernateUtil.IsInitialized(c.Subcategories));
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
c.Subcategories = list2;
t.Commit();
s.Close();
s = OpenSession();
t = s.BeginTransaction();
c = (Category) s.Load(typeof(Category), c.Id, LockMode.Upgrade);
Assert.AreEqual(1, c.Subcategories.Count);
s.Delete(c);
t.Commit();
s.Close();
}
[Test]
public void Categories()
{
Category c = new Category();
c.Name = Category.RootCategory;
Category c1 = new Category();
Category c2 = new Category();
Category c3 = new Category();
c.Subcategories.Add(c1);
c.Subcategories.Add(c2);
c2.Subcategories.Add(null);
c2.Subcategories.Add(c3);
using (ISession s = OpenSession())
{
s.Save(c);
s.Flush();
}
using (ISession s = OpenSession())
{
c = (Category) s.Load(typeof(Category), c.Id);
Assert.IsNotNull(c.Subcategories[0]);
Assert.IsNotNull(c.Subcategories[1]);