public function DerivativeDiscoveryDecoratorTest::testExistingDerivative in Drupal 8

Tests derivative definitions when a definition already exists.

File

core/tests/Drupal/Tests/Core/Plugin/Discovery/DerivativeDiscoveryDecoratorTest.php, line 181

Class

DerivativeDiscoveryDecoratorTest

Unit tests for the derivative discovery decorator.

Namespace

Drupal\Tests\Core\Plugin\Discovery

Code

public function testExistingDerivative() {
  $definitions = [];
  $definitions['non_container_aware_discovery'] = [
    'id' => 'non_container_aware_discovery',
    'deriver' => '\\Drupal\\Tests\\Core\\Plugin\\Discovery\\TestDerivativeDiscovery',
    'string' => 'string',
    'empty_string' => 'not_empty',
    'array' => [
      'one',
      'two',
    ],
    'empty_array' => [
      'three',
    ],
    'null_value' => TRUE,
  ];

  // This will clash with a derivative id.
  // @see \Drupal\Tests\Core\Plugin\Discovery\TestDerivativeDiscovery
  $definitions['non_container_aware_discovery:test_discovery_1'] = [
    'id' => 'non_container_aware_discovery:test_discovery_1',
    'string' => 'string',
    'empty_string' => '',
    'array' => [
      'one',
      'two',
    ],
    'empty_array' => [],
    'null_value' => NULL,
  ];
  $this->discoveryMain
    ->expects($this
    ->any())
    ->method('getDefinitions')
    ->will($this
    ->returnValue($definitions));
  $discovery = new DerivativeDiscoveryDecorator($this->discoveryMain);
  $returned_definitions = $discovery
    ->getDefinitions();

  // If the definition was merged, there should only be two.
  $this
    ->assertCount(2, $returned_definitions);
  $expected = $definitions['non_container_aware_discovery'];
  $expected['id'] = 'non_container_aware_discovery:test_discovery_1';
  $this
    ->assertArrayEquals($expected, $returned_definitions['non_container_aware_discovery:test_discovery_1']);
}