NelmioApiDocBundle/Tests/Fixtures/app/config/dunglas_api.yml

doctrine:
    dbal:
        driver:                      'pdo_sqlite'
        path:                        '%kernel.cache_dir%/db.sqlite'
        charset:                     'UTF8'

    orm:
        auto_generate_proxy_classes: '%kernel.debug%'
        auto_mapping:                true

framework:
    router:        { resource: '%kernel.root_dir%/config/dunglas_api_routing.yml' }

dunglas_api:
    title:       API
    description: Test API

services:
    dunglas_api.popo:
        parent:    'api.resource'
        arguments: [ 'Nelmio\ApiDocBundle\Tests\Fixtures\Model\Popo' ]
        tags:      [ { name: 'api.resource' } ]