function HelpTopicTest::testHelpLinks

Verifies links on various topic pages.

File

core/modules/help/tests/src/Functional/HelpTopicTest.php, line 186

Class

HelpTopicTest

Verifies help topic display and user access to help based on permissions.

Namespace

Code

public function testHelpLinks() : void {
  $session = $this->assertSession();
  $this->drupalLogin($this->adminUser);
  // Verify links on the test top-level page.
  $page = 'admin/help/topic/help_topics_test.test';
  // Array element is the page text if you click through.
  $links = [
    'Linked topic' => 'This topic is not supposed to be top-level',
    'Additional topic' => 'This topic should get listed automatically',
    'URL test topic' => 'It is used to test URLs',
  ];
  foreach ($links as $link_text => $page_text) {
    $this->drupalGet($page);
    $this->clickLink($link_text);
    $session->pageTextContains($page_text);
  }
  // Verify theme provided help topics work and can be related.
  $this->drupalGet('admin/help/topic/help_topics_test_theme.test');
  $session->pageTextContains('This is a theme provided topic.');
  $this->assertStringContainsString('This is a theme provided topic.', $session->elementExists('css', 'article')
    ->getText());
  $this->clickLink('Additional topic');
  $session->linkExists('XYZ Help Test theme');
  // Verify that the non-top-level topics do not appear on the Help page.
  $this->drupalGet('admin/help');
  $session->linkNotExists('Linked topic');
  $session->linkNotExists('Additional topic');
  // Verify links and non-links on the URL test page.
  $this->drupalGet('admin/help/topic/help_topics_test.test_urls');
  $links = [
    'not a route' => FALSE,
    'missing params' => FALSE,
    'invalid params' => FALSE,
    'valid link' => TRUE,
    'Additional topic' => TRUE,
    'Missing help topic not_a_topic' => FALSE,
  ];
  foreach ($links as $text => $should_be_link) {
    if ($should_be_link) {
      $session->linkExists($text);
    }
    else {
      // Should be text that is not a link.
      $session->pageTextContains($text);
      $session->linkNotExists($text);
    }
  }
  // Verify that the "no test" user, who should not be able to access
  // the 'valid link' URL, sees it as not a link.
  $this->drupalLogin($this->noTestUser);
  $this->drupalGet('admin/help/topic/help_topics_test.test_urls');
  $session->pageTextContains('valid link');
  $session->linkNotExists('valid link');
}