PartKeepr\AuthBundle\Entity\User::setPassword PHP Method

    public function setPassword($password)
    {
        $this->password = $password;
    }

 public function testSelfChangeUserPassword()
 {
     $builtinProvider = $this->getContainer()->get('partkeepr.userservice')->getBuiltinProvider();
     $user = new User('bernd2');
     $user->setPassword(md5('admin'));
     $user->setLegacy(true);
     $user->setProvider($builtinProvider);
     $this->getContainer()->get('doctrine.orm.default_entity_manager')->persist($user);
     $this->getContainer()->get('doctrine.orm.default_entity_manager')->flush($user);
     $client = static::makeClient(false, ['PHP_AUTH_USER' => 'bernd2', 'PHP_AUTH_PW' => 'admin']);
     $iriConverter = $this->getContainer()->get('api.iri_converter');
     $iri = $iriConverter->getIriFromItem($user) . '/changePassword';
     $parameters = ['oldpassword' => 'admin', 'newpassword' => 'foobar'];
     $client->request('PUT', $iri, $parameters);
     $response = json_decode($client->getResponse()->getContent());
     $this->assertEquals(200, $client->getResponse()->getStatusCode());
     $this->assertFalse($response->{'legacy'});
     $this->assertEmpty($response->{'password'});
     $this->assertEmpty($response->{'newPassword'});
     $client = static::makeClient(false, ['PHP_AUTH_USER' => 'bernd2', 'PHP_AUTH_PW' => 'foobar']);
     $client->request('PUT', $iri, $parameters);
     $response = json_decode($client->getResponse()->getContent());
     $this->assertEquals(500, $client->getResponse()->getStatusCode());
     $this->assertObjectHasAttribute('@type', $response);
     $this->assertEquals('Error', $response->{'@type'});
 }