function ContainerTest::testIterator

Tests that service iterators are lazily instantiated.

File

core/tests/Drupal/Tests/Component/DependencyInjection/ContainerTest.php, line 703

Class

ContainerTest

@coversDefaultClass \Drupal\Component\DependencyInjection\Container[[api-linebreak]] @group DependencyInjection

Namespace

Code

public function testIterator() : void {
  $iterator = $this->container
    ->get('service_iterator')
    ->getArguments()[0];
  $this->assertIsIterable($iterator);
  $this->assertFalse($this->container
    ->initialized('other.service'));
  foreach ($iterator as $service) {
    $this->assertIsObject($service);
  }
  $this->assertTrue($this->container
    ->initialized('other.service'));
}