public void Test_GetEntitiesByFilterGroup_EmptyGroup()
        {
            using (LogGroup logGroup = LogGroup.Start("Testing a simple query with the PropertyFilter.", NLog.LogLevel.Debug))
            {
                TestUser user = new TestUser();
                user.ID = Guid.NewGuid();
                user.FirstName = "Test";
                user.LastName = "User";
                user.Username = "******";

                TestRole role = new TestRole();
                role.ID = Guid.NewGuid();
                role.Name = "Test role";

                user.Roles = new TestRole[]{role};

                DataAccess.Data.Saver.Save(role);
                DataAccess.Data.Saver.Save(user);

                ReferenceFilter filter = (ReferenceFilter)DataAccess.Data.CreateReferenceFilter();
                filter.PropertyName = "Roles";
                filter.ReferencedEntityID = role.ID;
                filter.ReferenceType = role.GetType();
                filter.AddType(typeof(TestUser));

                PropertyFilter filter2 = (PropertyFilter)DataAccess.Data.CreatePropertyFilter();
                filter2.PropertyName = "Username";
                filter2.PropertyValue = user.Username;
                filter2.AddType(typeof(TestUser));

                FilterGroup filterGroup = new FilterGroup();
                // Leave empty by not adding filters
                //filterGroup.Add(filter);
                //filterGroup.Add(filter2);

                IEntity[] found = (IEntity[])DataAccess.Data.Indexer.GetEntities(filterGroup);

                Assert.IsNotNull(found, "Null value returned");

                if (found != null)
                {
                    Assert.IsTrue(found.Length > 0, "No results found.");

                    if (found.Length > 0)
                    {
                        TestUser foundUser = (TestUser)found[0];

                        Assert.IsNotNull(foundUser, "foundUser == null");

                        Assert.AreEqual(user.ID, foundUser.ID, "The IDs don't match.");
                    }
                }
            }
        }
        public void Test_GetEntityType()
        {
            using (LogGroup logGroup = LogGroup.Start("Testing the DataUtilities.GetEntityType function.", NLog.LogLevel.Debug))
            {

                TestUser user = new TestUser();
                user.ID = Guid.NewGuid();
                user.FirstName = "Test";
                user.LastName = "User";

                TestRole role = new TestRole();
                role.ID = Guid.NewGuid();
                role.Name = "Test Role";

                user.Roles = Collection<TestRole>.Add(user.Roles, role);
                role.Users = Collection<TestUser>.Add(role.Users, user);

                PropertyInfo rolesProperty = user.GetType().GetProperty("Roles");

                Type entityType = DataUtilities.GetEntityType(user, rolesProperty);

                Assert.AreEqual(entityType.FullName, role.GetType().FullName, "The types don't match #1.");

                PropertyInfo usersProperty = role.GetType().GetProperty("Users");

                Type entityType2 = DataUtilities.GetEntityType(role, usersProperty);

                Assert.AreEqual(entityType2.FullName, user.GetType().FullName, "The types don't match #2.");
            }
        }
        public void Test_Save_2ParallelReferences()
        {
            TestUser user = new TestUser();
            user.ID = Guid.NewGuid();
            Guid userID = user.ID;
            user.FirstName = "Test";
            user.LastName = "User";

            TestRole role = new TestRole();
            role.ID = Guid.NewGuid();
            Guid roleID = role.ID;
            role.Name = "Test Role";

            TestUser user2 = new TestUser();
            user.ID = Guid.NewGuid();
            Guid user2ID = user.ID;
            user2.FirstName = "Test2";
            user2.LastName = "User2";

            TestRole role2 = new TestRole();
            role2.ID = Guid.NewGuid();
            Guid role2ID = role2.ID;
            role2.Name = "Test Role2";

            user.Roles = new TestRole[] {role};
            user2.Roles = new TestRole[] {role2};

            DataAccess.Data.Saver.Save(role2);
            DataAccess.Data.Saver.Save(role);
            DataAccess.Data.Saver.Save(user2);
            DataAccess.Data.Saver.Save(user);

            EntityReferenceCollection references = DataAccess.Data.Referencer.GetReferences(user.GetType().Name, role.GetType().Name);

            Assert.AreEqual(2, references.Count, "Incorrect number of references found.");

            EntityReference reference1 = (EntityReference)references[0];
            EntityReference reference2 = (EntityReference)references[1];

            // Switch the references around if necessary to match (so they can be found in any order)
            if (!reference1.Includes(user2.ID, "Roles"))
            {
                EntityReference tmp = reference1;
                reference1 = reference2;
                reference2 = tmp;
            }

            Assert.IsTrue(reference1.Includes(user2.ID, "Roles"), "First reference does not include expected user.");
            Assert.IsTrue(reference1.Includes(role2.ID, "Users"), "First reference does not include expected role.");
            Assert.IsTrue(reference2.Includes(user.ID, "Roles"), "Second reference does not include expected user.");
            Assert.IsTrue(reference2.Includes(role.ID, "Users"), "Second reference does not include expected role.");

            Assert.IsFalse(reference1.Includes(user.ID, "Roles"), "First reference includes unexpected user.");
            Assert.IsFalse(reference1.Includes(role.ID, "Users"), "First reference includes unexpected role.");
            Assert.IsFalse(reference2.Includes(user2.ID, "Roles"), "Second reference includes unexpected user.");
            Assert.IsFalse(reference2.Includes(role2.ID, "Users"), "Second reference includes unexpected role.");

            //Assert.AreEqual(role2.ID.ToString(), ((EntityReference)references[0]).Entity1ID.ToString(), "First reference has invalid entity 1 ID.");
            //Assert.AreEqual(user2.ID.ToString(), ((EntityReference)references[0]).Entity2ID.ToString(), "First reference has invalid entity 2 ID.");

            //Assert.AreEqual(role1.ID.ToString(), ((EntityReference)references[1]).Entity1ID.ToString(), "Second reference has invalid entity 1 ID.");
            //Assert.AreEqual(user1.ID.ToString(), ((EntityReference)references[1]).Entity2ID.ToString(), "Second reference has invalid entity 2 ID.");
        }
        public void Test_GetReference_Sync_Exclude()
        {
            using (LogGroup logGroup = LogGroup.Start("Testing the GetReference function with a synchronous reference to ensure it retrieves the correct reference.", NLog.LogLevel.Debug))
            {
                TestUtilities.CreateDummyReferences(100);

                TestUser user = new TestUser();
                user.ID = Guid.NewGuid();
                user.FirstName = "Test";
                user.LastName = "User";

                TestUser user2 = new TestUser();
                user2.ID = Guid.NewGuid();
                user2.FirstName = "Test";
                user2.LastName = "User 2";

                TestRole role = new TestRole();
                role.ID = Guid.NewGuid();
                role.Name = "Test Role";

                TestRole role2 = new TestRole();
                role2.ID = Guid.NewGuid();
                role2.Name = "Test Role 2";

                user.Roles = new TestRole[] {role};
                user2.Roles = new TestRole[] { role2 };
                //role2.Users = new TestUser[] {user, user2};

                LogWriter.Debug("User 1 ID: " + user.ID.ToString());
                LogWriter.Debug("User 2 ID: " + user2.ID.ToString());
                LogWriter.Debug("Role 1 ID: " + role.ID.ToString());
                LogWriter.Debug("Role 2 ID: " + role2.ID.ToString());

                EntityReferenceCollection userReferences = DataAccess.Data.Referencer.GetActiveReferences(user);
                EntityReferenceCollection user2References = DataAccess.Data.Referencer.GetActiveReferences(user2);

                Assert.AreEqual(1, userReferences.Count, "userReferences.Length is incorrect");
                Assert.AreEqual(1, user2References.Count, "user2References.Length is incorrect");

                EntityReference originalReference1 = userReferences[0];
                EntityReference originalReference2 = user2References[0];

                LogWriter.Debug("Original reference - Entity 1 ID: " + originalReference1.Entity1ID.ToString());
                LogWriter.Debug("Original reference - Entity 2 ID: " + originalReference1.Entity2ID.ToString());
                LogWriter.Debug("Original reference - Property 1 name: " + originalReference1.Property1Name);
                LogWriter.Debug("Original reference - Property 2 name: " + originalReference1.Property2Name);
                LogWriter.Debug("Original reference - Type 1 name: " + originalReference1.Type1Name);
                LogWriter.Debug("Original reference - Type 2 name: " + originalReference1.Type2Name);

                DataAccess.Data.Saver.Save(role2);
                DataAccess.Data.Saver.Save(role);
                DataAccess.Data.Saver.Save(user);
                DataAccess.Data.Saver.Save(user2);

                string referenceStoreName = DataUtilities.GetDataStoreName("TestUser", "TestRole");

                EntityReferenceCollection referenceEntities = DataAccess.Data.Referencer.GetReferences(user.GetType().Name, role.GetType().Name);

                Assert.AreEqual(2, referenceEntities.Count, "Incorrect number of references found in the store after saving entities.");

                // Switch the references around if necessary
                if (referenceEntities[0].Entity1ID == originalReference2.Entity1ID)
                {
                    EntityReference r1 = referenceEntities[1];
                    EntityReference r2 = referenceEntities[0];

                    referenceEntities = new EntityReferenceCollection();
                    referenceEntities.Add(r1);
                    referenceEntities.Add(r2);
                }

                bool firstReferenceMatches = (((referenceEntities[0].Includes(originalReference1.Entity1ID, originalReference1.Property1Name)
                                                && referenceEntities[0].Includes(originalReference1.Entity2ID, originalReference1.Property2Name))
                                               ||
                                               ((referenceEntities[0].Includes(originalReference2.Entity1ID, originalReference2.Property1Name)
                                                 && referenceEntities[0].Includes(originalReference2.Entity2ID, originalReference2.Property2Name)))));

                bool secondReferenceMatches = (((referenceEntities[1].Includes(originalReference1.Entity1ID, originalReference1.Property1Name)
                                                 && referenceEntities[1].Includes(originalReference1.Entity2ID, originalReference1.Property2Name))
                                                ||
                                                ((referenceEntities[1].Includes(originalReference2.Entity1ID, originalReference2.Property1Name)
                                                  && referenceEntities[1].Includes(originalReference2.Entity2ID, originalReference2.Property2Name)))));

                Assert.IsTrue(firstReferenceMatches,
                              "First reference doesn't match original references.");

                Assert.IsTrue(secondReferenceMatches,
                              "Second reference doesn't match original references.");

                EntityReference reference = DataAccess.Data.Referencer.GetReference(user.GetType(),
                                                                                    user.ID,
                                                                                    "Roles",
                                                                                    role.GetType(),
                                                                                    role2.ID,
                                                                                    "Users",
                                                                                    false);

                Assert.IsNull(reference, "The return value should be null.");
            }
        }
        public void Test_Save_2References_CheckLocationOfReferencedEntities()
        {
            using (LogGroup logGroup = LogGroup.Start("Testing the Save function and checking that the references are created successfully.", NLog.LogLevel.Debug))
            {

                TestUser user = new TestUser();
                user.ID = Guid.NewGuid();
                Guid userID = user.ID;
                user.FirstName = "Test";
                user.LastName = "User";

                TestRole role = new TestRole();
                role.ID = Guid.NewGuid();
                Guid roleID = role.ID;
                role.Name = "Test Role";

                TestUser user2 = new TestUser();
                user.ID = Guid.NewGuid();
                Guid user2ID = user.ID;
                user2.FirstName = "Test2";
                user2.LastName = "User2";

                TestRole role2 = new TestRole();
                role2.ID = Guid.NewGuid();
                Guid role2ID = role2.ID;
                role2.Name = "Test Role2";

                user.Roles = new TestRole[] {role};
                user2.Roles = new TestRole[] {role2};

                DataAccess.Data.Saver.Save(role2);
                DataAccess.Data.Saver.Save(role);
                DataAccess.Data.Saver.Save(user2);
                DataAccess.Data.Saver.Save(user);

                EntityReferenceCollection references = DataAccess.Data.Referencer.GetReferences(user.GetType().Name, role.GetType().Name);

                Assert.AreEqual(2, references.Count, "Incorrect number of references found.");

                // Load the roles out of the users store (there should be none)
                IEntity[] rolesInUsersStore = DataAccess.Data.Stores[typeof(TestUser)].Indexer.GetEntities<TestRole>();

                Assert.AreEqual(0, rolesInUsersStore.Length, "Role(s) found in users store after save.");

                IEntity[] rolesInRolesStore = DataAccess.Data.Stores[role.GetType()].Indexer.GetEntities<TestRole>();

                Assert.AreEqual(2, rolesInRolesStore.Length, "Role(s) not found in roles store after save.");

                TestUser foundUser = DataAccess.Data.Reader.GetEntity<TestUser>("ID", user.ID);

                Assert.IsNotNull(foundUser, "The foundUser variable is null.");

                foundUser.Username = user.Username + " 2";

                DataAccess.Data.Saver.Save(foundUser);

                // Load the roles out of the users store (there should be none)
                IEntity[] rolesInUsersStore2 = DataAccess.Data.Stores[typeof(TestUser)].Indexer.GetEntities<TestRole>();

                Assert.AreEqual(0, rolesInUsersStore2.Length, "Role(s) found in users store after update.");

                IEntity[] rolesInRolesStore2 = DataAccess.Data.Stores[typeof(TestRole)].Indexer.GetEntities<TestRole>();

                Assert.AreEqual(2, rolesInRolesStore2.Length, "Role(s) not found in roles store after update.");

            }
        }