Tests the ::label() behavior on the paragraph entity.
public function testParagraphLabel() {
$this
->addParagraphedContentType('paragraphed_test');
$paragraph_type = 'text_paragraph';
$this
->addParagraphsType($paragraph_type);
$this
->addFieldtoParagraphType($paragraph_type, 'field_text', 'string');
// Create a node with a paragraph.
$paragraph = Paragraph::create([
'type' => 'text_paragraph',
'field_text' => 'Example text that is very long and needs to be shortened.',
]);
$paragraph
->save();
$node = Node::create([
'title' => 'Test Node',
'type' => 'paragraphed_test',
'field_paragraphs' => [
$paragraph,
],
]);
$node
->save();
$storage = \Drupal::entityTypeManager()
->getStorage('paragraph');
// By this point the label should include the parent entity's label and the
// field label.
$paragraph = $storage
->loadUnchanged($paragraph
->id());
$this
->assertEquals('Test Node > field_paragraphs', $paragraph
->label());
// Create a new revision without the paragraph and verify the label on the
// paragraph entity reflects that.
/** @var \Drupal\node\NodeInterface $node */
$node
->set('field_paragraphs', []);
$node
->setNewRevision(TRUE);
$node
->save();
$paragraph = $storage
->loadUnchanged($paragraph
->id());
$this
->assertEquals('Test Node > field_paragraphs (previous revision)', $paragraph
->label());
// Delete the node and check if the label reflects that.
$node
->delete();
$paragraph = $storage
->loadUnchanged($paragraph
->id());
$this
->assertEquals('Orphaned text_paragraph: Example text that is very long and needs to be sh…', $paragraph
->label());
$paragraph3 = Paragraph::create([
'type' => 'text_paragraph',
'field_text' => 'Example text3',
]);
$paragraph3
->save();
$node3 = Node::create([
'title' => 'Test Node 3',
'type' => 'paragraphed_test',
'field_paragraphs' => [
$paragraph3,
],
]);
$node3
->save();
$paragraph3 = $storage
->loadUnchanged($paragraph3
->id());
$this
->assertEquals('Test Node 3 > field_paragraphs', $paragraph3
->label());
// If we delete the field on the node type, the paragraph becomes orphan.
FieldStorageConfig::load('node.field_paragraphs')
->delete();
\Drupal::service('entity.memory_cache')
->deleteAll();
$paragraph3 = $storage
->loadUnchanged($paragraph3
->id());
$this
->assertEquals('Orphaned text_paragraph: Example text3', $paragraph3
->label());
}