public function testAddConfig()
{
$containerBuilder = new ContainerBuilder();
$configBuilder = new PoliciesConfigBuilder($containerBuilder);
$config1 = ['foo' => ['bar' => null]];
$config2 = ['some' => ['thing' => ['limitation']]];
$expected = ['foo' => ['bar' => []], 'some' => ['thing' => ['limitation' => true]]];
$configBuilder->addConfig($config1);
$configBuilder->addConfig($config2);
self::assertSame($expected, $containerBuilder->getParameter('ezpublish.api.role.policy_map'));
}