refactor: move typeorm store into new session module

Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>

src/session/session.service.spec.ts

@@ -0,0 +1,55 @@
+/*
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+import * as ConnectTypeormModule from 'connect-typeorm';
+import { TypeormStore } from 'connect-typeorm';
+import { Mock } from 'ts-mockery';
+import { Repository } from 'typeorm';
+
+import { DatabaseType } from '../config/database-type.enum';
+import { DatabaseConfig } from '../config/database.config';
+import { Session } from '../users/session.entity';
+import { SessionService } from './session.service';
+
+jest.mock('cookie');
+jest.mock('cookie-signature');
+
+describe('SessionService', () => {
+  let mockedTypeormStore: TypeormStore;
+  let mockedSessionRepository: Repository<Session>;
+  let databaseConfigMock: DatabaseConfig;
+  let typeormStoreConstructorMock: jest.SpyInstance;
+  let sessionService: SessionService;
+
+  beforeEach(() => {
+    jest.resetModules();
+    jest.restoreAllMocks();
+    mockedTypeormStore = Mock.of<TypeormStore>({
+      connect: jest.fn(() => mockedTypeormStore),
+    });
+    mockedSessionRepository = Mock.of<Repository<Session>>({});
+    databaseConfigMock = Mock.of<DatabaseConfig>({
+      type: DatabaseType.SQLITE,
+    });
+
+    typeormStoreConstructorMock = jest
+      .spyOn(ConnectTypeormModule, 'TypeormStore')
+      .mockReturnValue(mockedTypeormStore);
+
+    sessionService = new SessionService(
+      mockedSessionRepository,
+      databaseConfigMock,
+    );
+  });
+
+  it('creates a new TypeormStore on create', () => {
+    expect(typeormStoreConstructorMock).toBeCalledWith({
+      cleanupLimit: 2,
+      limitSubquery: true,
+    });
+    expect(mockedTypeormStore.connect).toBeCalledWith(mockedSessionRepository);
+    expect(sessionService.getTypeormStore()).toBe(mockedTypeormStore);
+  });
+});