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Add test for the issue
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-24
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2 files changed

+205
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‎Orm/Xtensive.Orm.Tests/Issues/IssueGithub0281_InnerJoinForNullableEntityReference.cs

Lines changed: 149 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,149 @@
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// Copyright (C) 2024 Xtensive LLC.
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// This code is distributed under MIT license terms.
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// See the License.txt file in the project root for more information.
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using System.Linq;
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using NUnit.Framework;
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using Xtensive.Orm.Configuration;
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using Xtensive.Orm.Tests.Issues.IssueGithub0281_InnerJoinForNullableEntityReferenceModel;
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namespace Xtensive.Orm.Tests.Issues.IssueGithub0281_InnerJoinForNullableEntityReferenceModel
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{
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[HierarchyRoot]
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public class TestEntity : Entity
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{
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[Field, Key]
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public int Id { get; set; }
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[Field(Nullable = false)]
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public string Name { get; set; }
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public TestEntity(Session session)
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: base(session)
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{
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}
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}
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[HierarchyRoot]
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public class TestEntity2 : Entity
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{
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[Field, Key]
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public int Id { get; private set; }
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[Field(Nullable = false)]
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public string Name { get; set; }
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[Field(Nullable = false)]
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public TestEntity Owner { get; set; }
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[Field]
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public TestEntity3 NullableLink { get; set; }
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[Field(Nullable = false)]
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public TestEntity3 Link { get; set; }
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public TestEntity2(Session session)
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: base(session)
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{
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}
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}
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[HierarchyRoot]
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public class TestEntity3 : Entity
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{
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[Field, Key]
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public int Id { get; private set; }
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[Field(Nullable = false)]
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public string Name { get; set; }
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public TestEntity3(Session session)
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: base(session)
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{
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}
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}
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}
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namespace Xtensive.Orm.Tests.Issues
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{
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public sealed class IssueGithub0281_InnerJoinForNullableEntityReference : AutoBuildTest
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{
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protected override DomainConfiguration BuildConfiguration()
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{
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var domainConfiguration = base.BuildConfiguration();
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domainConfiguration.Types.Register(typeof(TestEntity));
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domainConfiguration.Types.Register(typeof(TestEntity2));
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domainConfiguration.Types.Register(typeof(TestEntity3));
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domainConfiguration.UpgradeMode = DomainUpgradeMode.Recreate;
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return domainConfiguration;
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}
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protected override void PopulateData()
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{
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using (var session = Domain.OpenSession())
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using (var t = session.OpenTransaction()) {
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_ = new TestEntity(session) { Name = "1" };
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_ = new TestEntity(session) { Name = "2" };
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t.Complete();
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}
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}
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[Test]
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public void SimpleFieldTest()
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{
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using (var session = Domain.OpenSession())
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using (session.OpenTransaction()) {
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var result = session.Query.All<TestEntity>()
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.Select(e => new {
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e.Id,
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Name = session.Query.All<TestEntity2>()
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.FirstOrDefault(it => it.Owner == e).Name
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})
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.ToList();
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Assert.That(result.Count, Is.EqualTo(2));
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Assert.That(result.All(x => x.Name == null));
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}
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}
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[Test]
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public void NullableReferenceFieldTest()
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{
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using (var session = Domain.OpenSession())
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using (session.OpenTransaction()) {
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var result = session.Query.All<TestEntity>()
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.Select(e => new {
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e.Id,
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NullableLink = session.Query.All<TestEntity2>()
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.FirstOrDefault(it => it.Owner == e).NullableLink
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})
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.ToList();
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Assert.That(result.Count, Is.EqualTo(2));
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Assert.That(result.All(x => x.NullableLink == null));
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}
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}
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[Test]
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public void NonNullableReferenceFieldTest()
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{
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using (var session = Domain.OpenSession())
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using (session.OpenTransaction()) {
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var result = session.Query.All<TestEntity>()
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.Select(e => new {
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e.Id,
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Link = session.Query.All<TestEntity2>()
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.FirstOrDefault(it => it.Owner == e).Link
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})
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.ToList();
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Assert.That(result.Count, Is.EqualTo(2));
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Assert.That(result.All(x => x.Link == null));
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}
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}
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}
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}

‎Orm/Xtensive.Orm.Tests/Issues/IssueJira0553_IncorrectLeftJoinOnNotNullEntityField.cs

Lines changed: 56 additions & 24 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
// Copyright (C) 2014 Xtensive LLC.
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// Copyright (C) 2014 Xtensive LLC.
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// All rights reserved.
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// For conditions of distribution and use, see license.
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// Created by: Alexey Kulakov
@@ -106,20 +106,20 @@ protected override void PopulateData()
106106
using (var session = Domain.OpenSession())
107107
using (var t = session.OpenTransaction()) {
108108
var car = new Car();
109-
new EmployeeWithCar { Car = car };
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new Employee();
111-
new Employee();
109+
_ = new EmployeeWithCar { Car = car };
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_ = new Employee();
111+
_ = new Employee();
112112

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var customer = new Customer();
114114
for (var i = 0; i < 10; i++) {
115-
if (i % 2==0) {
115+
if (i % 2 == 0) {
116116
var job = new Job() {
117-
Location = new Location() {
118-
Address = new Address() {
119-
Street = string.Format("{0} street", i + 1.ToString())
120-
}
121-
}
122-
};
117+
Location = new Location() {
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Address = new Address() {
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Street = string.Format("{0} street", i + 1.ToString())
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}
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}
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};
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var invoice = new Invoice() {Customer = customer, Job = job};
124124
}
125125
else {
@@ -189,6 +189,8 @@ public void WorkaroundTest()
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e.Id,
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Car = c
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});
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Assert.AreEqual(3, wordaround.Count());
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}
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}
@@ -199,11 +201,20 @@ public void Test01()
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using (var session = Domain.OpenSession())
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using (var transaction = session.OpenTransaction()) {
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var customer = session.Query.All<Customer>().First();
202-
var result = (from i in session.Query.All<Invoice>()
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var results =
205+
(from i in session.Query.All<Invoice>()
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from j in session.Query.All<Job>().Where(j => j==i.Job).DefaultIfEmpty()
204207
where i.Customer.Id==customer.Id
205208
select new {i.Id, Location = j!=null && j.Location!=null ? j.Location.Address.Street : ""}).ToList();
206-
Assert.AreEqual(10, result.Count);
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210+
var localResults =
211+
(from i in session.Query.All<Invoice>().AsEnumerable()
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from j in session.Query.All<Job>().AsEnumerable().Where(j => j == i.Job).DefaultIfEmpty()
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where i.Customer.Id == customer.Id
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select new { i.Id, Location = j != null && j.Location != null ? j?.Location.Address.Street : "" }).ToList();
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216+
Assert.That(localResults.Count, Is.EqualTo(10));
217+
Assert.That(results.Count, Is.EqualTo(localResults.Count));
207218
}
208219
}
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@@ -212,25 +223,46 @@ public void Test02()
212223
{
213224
using (var session = Domain.OpenSession())
214225
using (var transaction = session.OpenTransaction()) {
215-
var results = (from i in session.Query.All<Invoice>()
216-
from j in session.Query.All<Job>().Where(j => j==i.Job).DefaultIfEmpty()
217-
select new {i.Id, Location = j.Location}).Where(el => el.Location!=null || string.IsNullOrEmpty(el.Location.Address.Street)).ToList();
218-
Assert.AreEqual(5, results.Count);
226+
var results =
227+
(from i in session.Query.All<Invoice>()
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from j in session.Query.All<Job>().Where(j => j == i.Job).DefaultIfEmpty()
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select new { i.Id, Location = j.Location })
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.Where(el => el.Location != null || string.IsNullOrEmpty(el.Location.Address.Street))
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.ToList();
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var localResults =
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(from i in session.Query.All<Invoice>().AsEnumerable()
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from j in session.Query.All<Job>().AsEnumerable().Where(j => j == i.Job).DefaultIfEmpty()
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select new { i.Id, Location = j?.Location })
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.Where(el => el.Location != null || string.IsNullOrEmpty(el.Location?.Address?.Street)).ToList();
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239+
Assert.That(localResults.Count, Is.EqualTo(10));
240+
Assert.That(results.Count, Is.EqualTo(localResults.Count));
219241
}
220242
}
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222244
[Test]
223-
public void Test3()
245+
public void Test03()
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{
225247
using (var session = Domain.OpenSession())
226248
using (var transaction = session.OpenTransaction()) {
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var cusomer = session.Query.All<Customer>().First();
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var result = (from i in session.Query.All<Invoice>()
229-
from j in session.Query.All<Job>().Where(j => j==i.Job).DefaultIfEmpty()
230-
from l in session.Query.All<Location>().Where(l => l==j.Location).DefaultIfEmpty()
231-
where i.Customer.Id==cusomer.Id
232-
select new { i.Id, Location = l!=null ? l.Address.Street : "", }).ToList();
233-
Assert.AreEqual(10, result.Count);
250+
var results =
251+
(from i in session.Query.All<Invoice>()
252+
from j in session.Query.All<Job>().Where(j => j == i.Job).DefaultIfEmpty()
253+
from l in session.Query.All<Location>().Where(l => l == j.Location).DefaultIfEmpty()
254+
where i.Customer.Id == cusomer.Id
255+
select new { i.Id, Location = l != null ? l.Address.Street : "", }).ToList();
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257+
var localResults =
258+
(from i in session.Query.All<Invoice>().AsEnumerable()
259+
from j in session.Query.All<Job>().AsEnumerable().Where(j => j == i?.Job).DefaultIfEmpty()
260+
from l in session.Query.All<Location>().AsEnumerable().Where(l => l == j?.Location).DefaultIfEmpty()
261+
where i?.Customer?.Id == cusomer.Id
262+
select new { i.Id, Location = l != null ? l.Address.Street : "", }).ToList();
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264+
Assert.That(localResults.Count, Is.EqualTo(10));
265+
Assert.That(results.Count, Is.EqualTo(localResults.Count));
234266
}
235267
}
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}

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