BusinessLogicService.php

<?php

class BusinessLogicService
{
    /**
     * @var Repository
     */
    protected $repository;

    public function __construct(Repository $repository) {
        $this->repository = $repository;
    }

    public function searchMemberByCode($ownerId, $code)
    {
        $searchResponse = new stdClass();
        $searchResponse->result = false;
        $searchResponse->member = new stdClass();
        $searchResponse->infoMsg = '';

        $member = $this->repository->getMemberByCode($code);
        if (is_null($member)) {
            log('member not exist');
            $searchResponse->infoMsg = 'member can create';
        } elseif ($member->created_user !== $ownerId) {
            log('member not created by this owner');
            $searchResponse->infoMsg = 'member no permission';
        } else {
            $searchResponse->member->id = $member->id;
            $searchResponse->member->timezone = $member->timezone;
            $searchResponse->member->email = $member->email;
            $searchResponse->member->companyName = $member->company->name;
            $searchResponse->result = true;
        }

        return $searchResponse;
    }
}

BusinessLogicServiceTest.php

<?php

class BusinessLogicServiceTest extends TestCase
{
    /**
     * @var MockInterface
     */
    private $spyRepository;

    /**
     * @var Service
     */
    private $service;

    public function setUp()
    {
        parent::setUp(); // TODO: Change the autogenerated stub
        $this->spyRepository = Mockery::spy(Repository::class);
        App::instance(Repository::class, $this->spyRepository);
        $this->service = App::make(Service::class);
    }

    /**
     * Test search member by code.
     */
    public function testSearchMemberByCode()
    {
        $ownerId = 1;
        $memberData = $this->memberDataFormatter($ownerId);
        $this->givenMember($memberData);
        $this->shouldReceiveCorrectResponseFormat($ownerId, 'test-code', $memberData);
    }

    /**
     * Setting member data.
     *
     * @param $memberData
     */
    private function givenMember($memberData)
    {
        $fakeMember = new stdClass();
        $fakeMember->id = $memberData['id'];
        $fakeMember->created_user = $memberData['create_user'];
        $fakeMember->timezone = $memberData['timezone'];
        $fakeMember->email = $memberData['email'];
        $fakeMember->company = new stdClass();
        $fakeMember->company->name = $memberData['company_name'];

        $this->spyRepository
            ->shouldReceive('getMemberByCode')
            ->with('test-code')
            ->andReturn($fakeMember);
    }

    /**
     * Verify response format.
     *
     * @param $ownerId
     * @param $code
     * @param $fakeMember
     */
    private function shouldReceiveCorrectResponseFormat($ownerId, $code, $fakeMember)
    {
        $response = $this->service->searchMemberByCode($ownerId, $code);
        $this->assertTrue($response->result);
        $this->assertEquals($fakeMember['id'], $response->member->id);
        $this->assertEquals($fakeMember['timezone'], $response->member->timezone);
        $this->assertEquals($fakeMember['email'], $response->member->email);
        $this->assertEquals($fakeMember['company_name'], $response->member->companyName);
    }

    /**
     * Format member data.
     *
     * @param $ownerId
     * @return array
     */
    private function memberDataFormatter($ownerId): array
    {
        $memberData = [
            'id' => 1,
            'create_user' => $ownerId,
            'timezone' => 'Asia/Taipei',
            'email' => 'fake.user@test.com',
            'company_name' => 'fake company',
        ];
        return $memberData;
    }
}