function ForumUninstallTest::testForumUninstallWithField

Tests if forum module uninstallation properly deletes the field.

File

core/modules/forum/tests/src/Functional/ForumUninstallTest.php, line 39

Class

ForumUninstallTest

Tests forum module uninstallation.

Namespace

Code

public function testForumUninstallWithField() : void {
  $this->drupalLogin($this->drupalCreateUser([
    'administer taxonomy',
    'administer nodes',
    'administer modules',
    'delete any forum content',
    'administer content types',
  ]));
  // Ensure that the field exists before uninstallation.
  $field_storage = FieldStorageConfig::loadByName('node', 'taxonomy_forums');
  $this->assertNotNull($field_storage, 'The taxonomy_forums field storage exists.');
  // Create a taxonomy term.
  $term = Term::create([
    'name' => 'A term',
    'langcode' => \Drupal::languageManager()->getDefaultLanguage()
      ->getId(),
    'description' => '',
    'parent' => [
      0,
    ],
    'vid' => 'forums',
    'forum_container' => 0,
  ]);
  $term->save();
  // Create a forum node.
  $node = $this->drupalCreateNode([
    'title' => 'A forum post',
    'type' => 'forum',
    'taxonomy_forums' => [
      [
        'target_id' => $term->id(),
      ],
    ],
  ]);
  // Create at least one comment against the forum node.
  $comment = Comment::create([
    'entity_id' => $node->nid->value,
    'entity_type' => 'node',
    'field_name' => 'comment_forum',
    'pid' => 0,
    'uid' => 0,
    'status' => CommentInterface::PUBLISHED,
    'subject' => $this->randomMachineName(),
    'hostname' => '127.0.0.1',
  ]);
  $comment->save();
  // Attempt to uninstall forum.
  $this->drupalGet('admin/modules/uninstall');
  // Assert forum is required.
  $this->assertSession()
    ->fieldDisabled('uninstall[forum]');
  $this->assertSession()
    ->pageTextContains('To uninstall Forum, first delete all Forum content');
  // Delete the node.
  $this->drupalGet('node/' . $node->id() . '/delete');
  $this->submitForm([], 'Delete');
  // Attempt to uninstall forum.
  $this->drupalGet('admin/modules/uninstall');
  // Assert forum is still required.
  $this->assertSession()
    ->fieldDisabled('uninstall[forum]');
  $this->assertSession()
    ->pageTextContains('To uninstall Forum, first delete all Forums terms');
  // Delete any forum terms.
  $vid = $this->config('forum.settings')
    ->get('vocabulary');
  $storage = \Drupal::entityTypeManager()->getStorage('taxonomy_term');
  $terms = $storage->loadByProperties([
    'vid' => $vid,
  ]);
  $storage->delete($terms);
  // Ensure that the forum node type can not be deleted.
  $this->drupalGet('admin/structure/types/manage/forum');
  $this->assertSession()
    ->linkNotExists('Delete');
  // Now attempt to uninstall forum.
  $this->drupalGet('admin/modules/uninstall');
  // Assert forum is no longer required.
  $this->assertSession()
    ->fieldExists('uninstall[forum]');
  $this->drupalGet('admin/modules/uninstall');
  $this->submitForm([
    'uninstall[forum]' => 1,
  ], 'Uninstall');
  $this->submitForm([], 'Uninstall');
  // Check that the field is now deleted.
  $field_storage = FieldStorageConfig::loadByName('node', 'taxonomy_forums');
  $this->assertNull($field_storage, 'The taxonomy_forums field storage has been deleted.');
  // Check that a node type with a machine name of forum can be created after
  // uninstalling the forum module and the node type is not locked.
  $edit = [
    'name' => 'Forum',
    'title_label' => 'title for forum',
    'type' => 'forum',
  ];
  $this->drupalGet('admin/structure/types/add');
  $this->submitForm($edit, 'Save');
  $this->assertTrue((bool) NodeType::load('forum'), 'Node type with machine forum created.');
  $this->drupalGet('admin/structure/types/manage/forum');
  $this->clickLink('Delete');
  $this->submitForm([], 'Delete');
  $this->assertSession()
    ->statusCodeEquals(200);
  $this->assertFalse((bool) NodeType::load('forum'), 'Node type with machine forum deleted.');
  // Double check everything by reinstalling the forum module again.
  $this->drupalGet('admin/modules');
  $this->submitForm([
    'modules[forum][enable]' => 1,
  ], 'Install');
  $this->submitForm([], 'Continue');
  $this->assertSession()
    ->pageTextContains('Module Forum has been installed.');
}