Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\help\Functional;
Chris@0: 
Chris@0: use Drupal\Tests\BrowserTestBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Verify no help is displayed for modules not providing any help.
Chris@0:  *
Chris@0:  * @group help
Chris@0:  */
Chris@0: class NoHelpTest extends BrowserTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to enable.
Chris@0:    *
Chris@0:    * Use one of the test modules that do not implement hook_help().
Chris@0:    *
Chris@17:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['help', 'menu_test'];
Chris@0: 
Chris@0:   /**
Chris@0:    * The user who will be created.
Chris@0:    */
Chris@0:   protected $adminUser;
Chris@0: 
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0:     $this->adminUser = $this->drupalCreateUser(['access administration pages']);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Ensures modules not implementing help do not appear on admin/help.
Chris@0:    */
Chris@0:   public function testMainPageNoHelp() {
Chris@0:     $this->drupalLogin($this->adminUser);
Chris@0: 
Chris@0:     $this->drupalGet('admin/help');
Chris@0:     $this->assertResponse(200);
Chris@0:     $this->assertText('Module overviews are provided by modules');
Chris@0:     $this->assertFalse(\Drupal::moduleHandler()->implementsHook('menu_test', 'help'), 'The menu_test module does not implement hook_help');
Chris@0:     $this->assertNoText(\Drupal::moduleHandler()->getName('menu_test'), 'Making sure the test module menu_test does not display a help link on admin/help.');
Chris@0: 
Chris@0:     $this->drupalGet('admin/help/menu_test');
Chris@0:     $this->assertResponse(404, 'Getting a module overview help page for a module that does not implement hook_help() results in a 404.');
Chris@0:   }
Chris@0: 
Chris@0: }