ModuleHandlerDeprecatedHookUnimplementedTest.php

<?php

namespace Drupal\KernelTests\Core\Extension;

use Drupal\KernelTests\KernelTestBase;

/**
 * Test whether unimplemented deprecated hook invocations trigger errors.
 *
 * @group Extension
 *
 * @coversDefaultClass Drupal\Core\Extension\ModuleHandler
 */
class ModuleHandlerDeprecatedHookUnimplementedTest extends KernelTestBase {
    
    /**
     * @covers ::alterDeprecated
     * @covers ::invokeAllDeprecated
     * @covers ::invokeDeprecated
     * @doesNotPerformAssertions
     */
    public function testUnimplementedHooks() {
        $unimplemented_hook_name = 'unimplemented_hook_name';
        
        /* @var $module_handler \Drupal\Core\Extension\ModuleHandlerInterface */
        $module_handler = $this->container
            ->get('module_handler');
        $module_handler->invokeDeprecated('Use something else.', 'deprecation_test', $unimplemented_hook_name);
        $module_handler->invokeAllDeprecated('Use something else.', $unimplemented_hook_name);
        $data = [];
        $module_handler->alterDeprecated('Alter something else.', $unimplemented_hook_name, $data);
    }

}