/**
  * @depends testCreate
  * @param InstitutionUser $user
  */
 public function testFindEmailandPassword(InstitutionUser $user)
 {
     $email = $user->getEmail();
     $retrievedUser = $this->service->findByEmailAndPassword($email, $this->commonPassword);
     $this->assertNotNull($retrievedUser);
     $this->assertEquals($user->getEmail(), $user->getEmail());
     $this->assertEquals($user->getPassword(), $user->getPassword());
     // test for an admin user email
     $retrievedUser = $this->service->findByEmailAndPassword('*****@*****.**', $this->commonPassword);
     $this->assertNull($retrievedUser);
     // this should be null since retrieved user is not InstitutionUser
 }