public function DrupalKernelSiteTest::testServicesYml in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/KernelTests/Core/DrupalKernel/DrupalKernelSiteTest.php \Drupal\KernelTests\Core\DrupalKernel\DrupalKernelSiteTest::testServicesYml()

Tests services.yml in site directory.

File

core/tests/Drupal/KernelTests/Core/DrupalKernel/DrupalKernelSiteTest.php, line 18

Class

DrupalKernelSiteTest

Tests site-specific service overrides.

Namespace

Drupal\KernelTests\Core\DrupalKernel

Code

public function testServicesYml() {
  $container_yamls = Settings::get('container_yamls');
  $container_yamls[] = $this->siteDirectory . '/services.yml';
  $this
    ->setSetting('container_yamls', $container_yamls);
  $this
    ->assertFalse($this->container
    ->has('site.service.yml'));

  // A service provider class always has precedence over services.yml files.
  // KernelTestBase::buildContainer() swaps out many services with in-memory
  // implementations already, so those cannot be tested.
  $this
    ->assertSame('Drupal\\Core\\Cache\\DatabaseBackendFactory', get_class($this->container
    ->get('cache.backend.database')));
  $class = __CLASS__;
  $doc = <<<EOD
services:
  # Add a new service.
  site.service.yml:
    class: {<span class="php-variable">$class</span>}
  # Swap out a core service.
  cache.backend.database:
    class: Drupal\\Core\\Cache\\MemoryBackendFactory
EOD;
  file_put_contents($this->siteDirectory . '/services.yml', $doc);

  // Rebuild the container.
  $this->container
    ->get('kernel')
    ->rebuildContainer();
  $this
    ->assertTrue($this->container
    ->has('site.service.yml'));
  $this
    ->assertSame('Drupal\\Core\\Cache\\MemoryBackendFactory', get_class($this->container
    ->get('cache.backend.database')));
}