Extract a PresentationCreationTrait

modules/opd_presentations/tests/src/Traits/PresentationCreationTrait.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\Tests\opd_presentations\Traits;
+
+use Drupal\Tests\node\Traits\NodeCreationTrait;
+use Drupal\opd_presentations\Entity\Presentation;
+use Drupal\paragraphs\Entity\Paragraph;
+use Drupal\paragraphs\ParagraphInterface;
+
+trait PresentationCreationTrait {
+
+  use NodeCreationTrait;
+
+  /**
+   * @param ParagraphInterface[] $events
+   */
+  private function createPresentation(array $events): Presentation {
+    $presentation = $this->createNode([
+      'field_events' => $events,
+      'type' => 'presentation',
+    ]);
+
+    assert($presentation instanceof Presentation);
+
+    return $presentation;
+  }
+
+  /**
+   * @param array<non-empty-string, mixed> $values
+   */
+  private function createEvent(array $values = []): ParagraphInterface {
+    return Paragraph::create(array_merge(
+      ['type' => 'event'],
+      $values,
+    ));
+  }
+
+}
+