GenericTestExistsTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core\Extension;

use Drupal\Tests\UnitTestCase;
use Drupal\KernelTests\FileSystemModuleDiscoveryDataProviderTrait;

/**
 * Tests that the Generic module test exists for all modules.
 *
 * @group Extension
 */
class GenericTestExistsTest extends UnitTestCase {
    use FileSystemModuleDiscoveryDataProviderTrait;
    
    /**
     * Lists module that do not require a Generic test.
     */
    protected $modulesNoTest = [
        'help_topics',
        'sdc',
    ];
    
    /**
     * Tests that the Generic module test exists for all modules.
     *
     * @dataProvider coreModuleListDataProvider
     */
    public function testGenericTestExists(string $module_name) : void {
        if (in_array($module_name, $this->modulesNoTest, TRUE)) {
            $this->markTestSkipped();
        }
        $this->assertFileExists("{$this->root}/core/modules/{$module_name}/tests/src/Functional/GenericTest.php");
    }

}