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| 1 | +using NHibernate.Criterion; |
| 2 | +using NUnit.Framework; |
| 3 | + |
| 4 | +namespace NHibernate.Test.PropertyRef |
| 5 | +{ |
| 6 | + [TestFixture] |
| 7 | + public class ManyToManyPropertyRefFixture : TestCase |
| 8 | + { |
| 9 | + protected override string[] Mappings => new[] { "PropertyRef.ManyToManyWithPropertyRef.hbm.xml" }; |
| 10 | + |
| 11 | + protected override string MappingsAssembly => "NHibernate.Test"; |
| 12 | + |
| 13 | + protected override void OnTearDown() |
| 14 | + { |
| 15 | + using (ISession s = OpenSession()) |
| 16 | + { |
| 17 | + s.Delete("from ManyA"); |
| 18 | + s.Flush(); |
| 19 | + s.Delete("from ManyB"); |
| 20 | + s.Flush(); |
| 21 | + } |
| 22 | + } |
| 23 | + |
| 24 | + [Test] |
| 25 | + public void Getting_a_ManyA_object_with_fetchmode_select_will_work() |
| 26 | + { |
| 27 | + ManyA manyA; |
| 28 | + using (ISession session = OpenSession()) |
| 29 | + { |
| 30 | + using (ITransaction transaction = session.BeginTransaction()) |
| 31 | + { |
| 32 | + manyA = new ManyA { Number = 6, Value = "a value" }; |
| 33 | + |
| 34 | + var manyB1 = new ManyB { Number = 4, Value = "a value of b1" }; |
| 35 | + var manyB2 = new ManyB { Number = 8, Value = "a value of b2" }; |
| 36 | + var manyB3 = new ManyB { Number = 12, Value = "a value of b2" }; |
| 37 | + |
| 38 | + |
| 39 | + session.Save(manyA); |
| 40 | + session.Save(manyB1); |
| 41 | + session.Save(manyB2); |
| 42 | + session.Save(manyB3); |
| 43 | + |
| 44 | + manyA.ManyBs.Add(manyB1); |
| 45 | + manyA.ManyBs.Add(manyB2); |
| 46 | + manyA.ManyBs.Add(manyB3); |
| 47 | + transaction.Commit(); |
| 48 | + } |
| 49 | + } |
| 50 | + |
| 51 | + ManyA loadedManyA; |
| 52 | + using (ISession session = OpenSession()) |
| 53 | + { |
| 54 | + using (ITransaction transaction = session.BeginTransaction()) |
| 55 | + { |
| 56 | +#pragma warning disable 618 |
| 57 | + loadedManyA = session.CreateCriteria<ManyA>().Add(Restrictions.IdEq(manyA.Id)) |
| 58 | + .SetFetchMode("ManyBs", FetchMode.Select).UniqueResult<ManyA>(); |
| 59 | +#pragma warning restore 618 |
| 60 | + NHibernateUtil.Initialize(loadedManyA.ManyBs); |
| 61 | + transaction.Commit(); |
| 62 | + } |
| 63 | + } |
| 64 | + |
| 65 | + /******************the select statments ************************************************************* |
| 66 | + SELECT this_.Id as Id0_0_, |
| 67 | + this_.Number as Number0_0_, |
| 68 | + this_.Value as Value0_0_ |
| 69 | + FROM ManyA this_ |
| 70 | + WHERE this_.Id = 1 /# ?p0 /# |
| 71 | + |
| 72 | + |
| 73 | + SELECT manybs0_.ManyBNumber as ManyBNum1_1_, |
| 74 | + manybs0_.ManyANumber as ManyANum2_1_, |
| 75 | + manyb1_.Id as Id2_0_, |
| 76 | + manyb1_.Number as Number2_0_, |
| 77 | + manyb1_.Value as Value2_0_ |
| 78 | + FROM ManyBs manybs0_ |
| 79 | + left outer join ManyB manyb1_ on manybs0_.ManyANumber = manyb1_.Number |
| 80 | + WHERE manybs0_.ManyBNumber =6 /# ?p0 #/ |
| 81 | + */ |
| 82 | + |
| 83 | + Assert.That(loadedManyA.ManyBs.Count, Is.EqualTo(3)); |
| 84 | + } |
| 85 | + |
| 86 | + [Test] |
| 87 | + public void Getting_a_ManyA_object_with_fetchmode_join_will_work() |
| 88 | + { |
| 89 | + ManyA manyA; |
| 90 | + ManyB manyB1; |
| 91 | + ManyB manyB2; |
| 92 | + ManyB manyB3; |
| 93 | + |
| 94 | + using (ISession session = OpenSession()) |
| 95 | + { |
| 96 | + using (ITransaction transaction = session.BeginTransaction()) |
| 97 | + { |
| 98 | + manyA = new ManyA { Number = 6, Value = "a value" }; |
| 99 | + |
| 100 | + manyB1 = new ManyB { Number = 4, Value = "a value of b1" }; |
| 101 | + manyB2 = new ManyB { Number = 8, Value = "a value of b2" }; |
| 102 | + manyB3 = new ManyB { Number = 12, Value = "a value of b2" }; |
| 103 | + |
| 104 | + |
| 105 | + session.Save(manyA); |
| 106 | + session.Save(manyB1); |
| 107 | + session.Save(manyB2); |
| 108 | + session.Save(manyB3); |
| 109 | + |
| 110 | + manyA.ManyBs.Add(manyB1); |
| 111 | + manyA.ManyBs.Add(manyB2); |
| 112 | + manyA.ManyBs.Add(manyB3); |
| 113 | + transaction.Commit(); |
| 114 | + } |
| 115 | + } |
| 116 | + |
| 117 | + ManyB[] assosiatedObjects = new[] { manyB1, manyB2, manyB3 }; |
| 118 | + |
| 119 | + ManyA loadedManyA; |
| 120 | + using (ISession session = OpenSession()) |
| 121 | + { |
| 122 | + using (ITransaction transaction = session.BeginTransaction()) |
| 123 | + { |
| 124 | +#pragma warning disable 618 |
| 125 | + loadedManyA = session.CreateCriteria<ManyA>().Add(Restrictions.IdEq(manyA.Id)) |
| 126 | + .SetFetchMode("ManyBs", FetchMode.Join).UniqueResult<ManyA>(); |
| 127 | +#pragma warning restore 618 |
| 128 | + transaction.Commit(); |
| 129 | + } |
| 130 | + } |
| 131 | + |
| 132 | + /******************the select statments ************************************************************* |
| 133 | + SELECT this_.Id as Id0_1_, |
| 134 | + this_.Number as Number0_1_, |
| 135 | + this_.Value as Value0_1_, |
| 136 | + |
| 137 | + manybs2_.ManyBNumber as ManyBNum1_3_, |
| 138 | + manyb3_.Id as ManyANum2_3_, |
| 139 | + manyb3_.Id as Id2_0_, |
| 140 | + manyb3_.Number as Number2_0_, |
| 141 | + manyb3_.Value as Value2_0_ |
| 142 | + |
| 143 | + FROM ManyA this_ |
| 144 | + |
| 145 | + left outer join ManyBs manybs2_ on this_.Number=manybs2_.ManyBNumber |
| 146 | + left outer join ManyB manyb3_ on manybs2_.ManyANumber=manyb3_.Number |
| 147 | + |
| 148 | + WHERE this_.Id = 1 /# ?p0 #/ |
| 149 | +WARN: |
| 150 | +System.Collections.Generic.KeyNotFoundException: Der angegebene Schlüssel war nicht im Wörterbuch angegeben. |
| 151 | + bei System.ThrowHelper.ThrowKeyNotFoundException() |
| 152 | + bei System.Collections.Generic.Dictionary`2.get_Item(TKey key) |
| 153 | + bei NHibernate.Persister.Entity.AbstractEntityPersister.GetAppropriateUniqueKeyLoader(String propertyName, IDictionary`2 enabledFilters) in C:\Users\Armin\Projects\NHibernate\branches\2.1.x\nhibernate\src\NHibernate\Persister\Entity\AbstractEntityPersister.cs:Zeile 2047. |
| 154 | + bei NHibernate.Persister.Entity.AbstractEntityPersister.LoadByUniqueKey(String propertyName, Object uniqueKey, ISessionImplementor session) in C:\Users\Armin\Projects\NHibernate\branches\2.1.x\nhibernate\src\NHibernate\Persister\Entity\AbstractEntityPersister.cs:Zeile 2037. |
| 155 | + bei NHibernate.Type.EntityType.LoadByUniqueKey(String entityName, String uniqueKeyPropertyName, Object key, ISessionImplementor session) in C:\Users\Armin\Projects\NHibernate\branches\2.1.x\nhibernate\src\NHibernate\Type\EntityType.cs:Zeile 552. */ |
| 156 | + |
| 157 | + Assert.That(loadedManyA.ManyBs.Count, Is.EqualTo(3)); |
| 158 | + for (int i = 0; i < loadedManyA.ManyBs.Count; i++) |
| 159 | + { |
| 160 | + Assert.That(loadedManyA.ManyBs[i].Id, Is.EqualTo(assosiatedObjects[i])); |
| 161 | + } |
| 162 | + } |
| 163 | + } |
| 164 | +} |
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