public function DerivativeDiscoveryDecoratorTest::testGetDerivativeFetcher in Drupal 8

Tests the getDerivativeFetcher method.

See also

\Drupal\Component\Plugin\Discovery\DerivativeDiscoveryDecorator::getDerivativeFetcher()

File

core/tests/Drupal/Tests/Core/Plugin/Discovery/DerivativeDiscoveryDecoratorTest.php, line 38

Class

DerivativeDiscoveryDecoratorTest

Unit tests for the derivative discovery decorator.

Namespace

Drupal\Tests\Core\Plugin\Discovery

Code

public function testGetDerivativeFetcher() {
  $definitions = [];
  $definitions['non_container_aware_discovery'] = [
    'id' => 'non_container_aware_discovery',
    'deriver' => '\\Drupal\\Tests\\Core\\Plugin\\Discovery\\TestDerivativeDiscovery',
  ];
  $this->discoveryMain
    ->expects($this
    ->any())
    ->method('getDefinitions')
    ->will($this
    ->returnValue($definitions));
  $discovery = new DerivativeDiscoveryDecorator($this->discoveryMain);
  $definitions = $discovery
    ->getDefinitions();

  // Ensure that both test derivatives got added.
  $this
    ->assertCount(2, $definitions);
  $this
    ->assertEquals('non_container_aware_discovery', $definitions['non_container_aware_discovery:test_discovery_0']['id']);
  $this
    ->assertEquals('\\Drupal\\Tests\\Core\\Plugin\\Discovery\\TestDerivativeDiscovery', $definitions['non_container_aware_discovery:test_discovery_0']['deriver']);
  $this
    ->assertEquals('non_container_aware_discovery', $definitions['non_container_aware_discovery:test_discovery_1']['id']);
  $this
    ->assertEquals('\\Drupal\\Tests\\Core\\Plugin\\Discovery\\TestDerivativeDiscovery', $definitions['non_container_aware_discovery:test_discovery_1']['deriver']);
}