has() public méthode

public has ( $serviceName )
 public function testAddingAnRpcServiceWithoutHttpMethodsProvidesDefaults()
 {
     $entity = new AuthorizationEntity();
     $entity->addRpcService('Foo\\V1\\Rpc\\Message\\Controller', 'message');
     $this->assertTrue($entity->has('Foo\\V1\\Rpc\\Message\\Controller::message'));
     $privileges = $entity->get('Foo\\V1\\Rpc\\Message\\Controller::message');
     $this->assertEquals(['GET' => false, 'POST' => false, 'PATCH' => false, 'PUT' => false, 'DELETE' => false], $privileges);
 }