checkLogin example

$this->userRepository = $this->getContainer()->get('user.repository');
    }

    public function testCheckLoginWithoutStoreToken(): void
    {
        /** @var UserEntity $adminUser */
        $adminUser = $this->userRepository->search(new Criteria(), $this->defaultContext)->first();

        $storeController = $this->getStoreController();
        $context = new Context(new AdminApiSource($adminUser->getId()));

        $response = $storeController->checkLogin($context)->getContent();
        static::assertIsString($response);

        $response = json_decode($response, true, 512, \JSON_THROW_ON_ERROR);
        static::assertNull($response['userInfo']);
    }

    public function testLoginWithCorrectCredentials(): void
    {
        $request = new Request([], [
            'shopwareId' => 'j.doe@shopware.com',
            'password' => 'v3rys3cr3t',
        ]);