cityService = app(CityService::class); if(!City::query()->where('name','南京')->exists()) factory(City::class)->create(['name'=>'南京']); } /** * @test */ public function findByName() { /** @var City $city */ $city = $this->cityService->findByName('南京市'); $_city =City::query()->where('name','南京')->first(); $this->assertEquals($city,$_city); } }