feat: implement e2e test for CompanyResolver (#944)

* feat: wip e2e server test

* feat: use github action postgres & use infra for local

* feat: company e2e test

* feat: add company e2e test for permissions

* Simplify server e2e test run

* Fix lint

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

server/test/utils/create-app.ts

@@ -0,0 +1,56 @@
+import { NestExpressApplication } from '@nestjs/platform-express';
+import { Test, TestingModule, TestingModuleBuilder } from '@nestjs/testing';
+
+import mockUser from 'test/mock-data/user.json';
+import mockWorkspace from 'test/mock-data/workspace.json';
+import { RequestHandler } from 'express';
+
+import { AppModule } from 'src/app.module';
+
+interface TestingModuleCreatePreHook {
+  (moduleBuilder: TestingModuleBuilder): TestingModuleBuilder;
+}
+
+/**
+ * Hook for adding items to nest application
+ */
+export type TestingAppCreatePreHook = (
+  app: NestExpressApplication,
+) => Promise<void>;
+
+/**
+ * Sets basic e2e testing module of app
+ */
+export async function createApp(
+  config: {
+    moduleBuilderHook?: TestingModuleCreatePreHook;
+    appInitHook?: TestingAppCreatePreHook;
+  } = {},
+): Promise<[NestExpressApplication, TestingModule]> {
+  let moduleBuilder: TestingModuleBuilder = Test.createTestingModule({
+    imports: [AppModule],
+  });
+
+  if (!!config.moduleBuilderHook) {
+    moduleBuilder = config.moduleBuilderHook(moduleBuilder);
+  }
+
+  const moduleFixture: TestingModule = await moduleBuilder.compile();
+  const app = moduleFixture.createNestApplication<NestExpressApplication>();
+
+  if (config.appInitHook) {
+    await config.appInitHook(app);
+  }
+
+  const mockAuthHandler: RequestHandler = (req, _res, next) => {
+    req.user = {
+      user: mockUser,
+      workspace: mockWorkspace,
+    };
+    next();
+  };
+
+  app.use(mockAuthHandler);
+
+  return [await app.init(), moduleFixture];
+}