function ForumUninstallTest::testForumUninstallWithField

Tests if forum module uninstallation properly deletes the field.

File

core/modules/forum/tests/src/Functional/ForumUninstallTest.php, line 34

Class

ForumUninstallTest

Tests forum module uninstallation.

Namespace

Code

public function testForumUninstallWithField() {
    $this->drupalLogin($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' => t('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->assertText('To uninstall Forum, first delete all Forum content');
    // Delete the node.
    $this->drupalPostForm('node/' . $node->id() . '/delete', [], t('Delete'));
    // Attempt to uninstall forum.
    $this->drupalGet('admin/modules/uninstall');
    // Assert forum is still required.
    $this->assertSession()
        ->fieldDisabled('uninstall[forum]');
    $this->assertText('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(t('Delete'));
    // Now attempt to uninstall forum.
    $this->drupalGet('admin/modules/uninstall');
    // Assert forum is no longer required.
    $this->assertFieldByName('uninstall[forum]');
    $this->drupalPostForm('admin/modules/uninstall', [
        'uninstall[forum]' => 1,
    ], t('Uninstall'));
    $this->drupalPostForm(NULL, [], t('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->drupalPostForm('admin/structure/types/add', $edit, t('Save content type'));
    $this->assertTrue((bool) NodeType::load('forum'), 'Node type with machine forum created.');
    $this->drupalGet('admin/structure/types/manage/forum');
    $this->clickLink(t('Delete'));
    $this->drupalPostForm(NULL, [], t('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->drupalPostForm('admin/modules', [
        'modules[forum][enable]' => 1,
    ], 'Install');
    $this->assertText('Module Forum has been enabled.');
}