function KernelTestHooksTest::testHookMethodExecution

Invoke hooks and alter hooks and confirm implementations are executed.

File

core/tests/Drupal/KernelTests/Core/Hook/KernelTestHooksTest.php, line 22

Class

KernelTestHooksTest

Tests that hook implementations in Kernel test classes are executed.

Namespace

Code

public function testHookMethodExecution() : void {
  // Invoke a hook and confirm hookTestHook() executed.
  $values = \Drupal::moduleHandler()->invokeAll('test_hook');
  $this->assertSame([
    static::class . '::hookTestHook',
  ], $values);
  // Invoke alter hooks, with multiple types of related hooks and confirm that
  // both hookTestHookAlter() and hookTestVariantHookAlter() executed.
  $alterHooks = [
    'test_hook',
    'test_variant_hook',
  ];
  \Drupal::moduleHandler()->alter($alterHooks, $values);
  $this->assertSame([
    static::class . '::hookTestHook',
    static::class . '::hookTestHookAlter',
    static::class . '::hookTestVariantHookAlter',
  ], $values);
}