--- /dev/null
+<?php
+
+namespace Drupal\Tests\paragraphs\Kernel;
+
+use Drupal\Core\Entity\Entity;
+use Drupal\Core\Site\Settings;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\node\Entity\Node;
+use Drupal\node\Entity\NodeType;
+use Drupal\paragraphs\Entity\Paragraph;
+use Drupal\paragraphs\Entity\ParagraphsType;
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\user\Entity\User;
+
+/**
+ * Tests the replication functionality provided by Replicate module.
+ *
+ * @group paragraphs
+ */
+class ParagraphsReplicateTest extends KernelTestBase {
+
+ /**
+ * Modules to enable.
+ *
+ * @var array
+ */
+ public static $modules = [
+ 'paragraphs',
+ 'replicate',
+ 'node',
+ 'user',
+ 'system',
+ 'field',
+ 'entity_reference_revisions',
+ ];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+ // Create paragraphs and article content types.
+ $values = ['type' => 'article', 'name' => 'Article'];
+ $node_type = NodeType::create($values);
+ $node_type->save();
+ $this->installEntitySchema('user');
+ $this->installEntitySchema('node');
+ $this->installEntitySchema('paragraph');
+ $this->installSchema('system', ['sequences']);
+ $this->installSchema('node', ['node_access']);
+ \Drupal::moduleHandler()->loadInclude('paragraphs', 'install');
+ }
+
+ /**
+ * Tests the replication of the parent entity.
+ */
+ public function testReplication() {
+ // Create the paragraph type.
+ $paragraph_type = ParagraphsType::create([
+ 'label' => 'test_text',
+ 'id' => 'test_text',
+ ]);
+ $paragraph_type->save();
+
+ $paragraph_type_nested = ParagraphsType::create([
+ 'label' => 'test_nested',
+ 'id' => 'test_nested',
+ ]);
+ $paragraph_type_nested->save();
+
+ // Add a title field to both paragraph bundles.
+ $field_storage = FieldStorageConfig::create([
+ 'field_name' => 'title',
+ 'entity_type' => 'paragraph',
+ 'type' => 'string',
+ 'cardinality' => '1',
+ ]);
+ $field_storage->save();
+ $field = FieldConfig::create([
+ 'field_storage' => $field_storage,
+ 'bundle' => 'test_text',
+ ]);
+ $field->save();
+ $field = FieldConfig::create([
+ 'field_storage' => $field_storage,
+ 'bundle' => 'test_nested',
+ ]);
+ $field->save();
+
+ // Add a paragraph field to the nested paragraph.
+ $field_storage = FieldStorageConfig::create([
+ 'field_name' => 'nested_paragraph_field',
+ 'entity_type' => 'paragraph',
+ 'type' => 'entity_reference_revisions',
+ 'cardinality' => '-1',
+ 'settings' => [
+ 'target_type' => 'paragraph',
+ ],
+ ]);
+ $field_storage->save();
+ $field = FieldConfig::create([
+ 'field_storage' => $field_storage,
+ 'bundle' => 'test_nested',
+ ]);
+ $field->save();
+
+ // Add a paragraph field to the article.
+ $field_storage = FieldStorageConfig::create([
+ 'field_name' => 'node_paragraph_field',
+ 'entity_type' => 'node',
+ 'type' => 'entity_reference_revisions',
+ 'cardinality' => '-1',
+ 'settings' => [
+ 'target_type' => 'paragraph',
+ ],
+ ]);
+ $field_storage->save();
+ $field = FieldConfig::create([
+ 'field_storage' => $field_storage,
+ 'bundle' => 'article',
+ ]);
+ $field->save();
+
+ // Create a paragraph.
+ $paragraph = Paragraph::create([
+ 'title' => 'Simple paragraph',
+ 'type' => 'test_text',
+ ]);
+ $paragraph->save();
+
+ // Create nested paragraph.
+ $paragraph_nested = Paragraph::create([
+ 'title' => 'Nested paragraph',
+ 'type' => 'test_text',
+ ]);
+ $paragraph_nested->save();
+
+ // Create another paragraph.
+ $paragraph_nested_parent = Paragraph::create([
+ 'title' => 'Parent paragraph',
+ 'type' => 'test_nested',
+ 'nested_paragraph_field' => [$paragraph_nested],
+ ]);
+ $paragraph_nested_parent->save();
+
+ // Create a node with two paragraphs.
+ $node = Node::create([
+ 'title' => $this->randomMachineName(),
+ 'type' => 'article',
+ 'node_paragraph_field' => array($paragraph, $paragraph_nested_parent),
+ ]);
+ $node->save();
+
+ $replicated_node = $this->container->get('replicate.replicator')
+ ->replicateEntity($node);
+
+ // Check that all paragraphs on the replicated node were replicated too.
+ $this->assertNotEquals($replicated_node->id(), $node->id(), 'We have two different nodes.');
+ $this->assertNotEquals($replicated_node->node_paragraph_field[0]->target_id, $node->node_paragraph_field[0]->target_id, 'Simple paragraph was duplicated.');
+ $this->assertEquals('Simple paragraph', $replicated_node->node_paragraph_field[0]->entity->title->value, "Simple paragraph inherited title from it's original.");
+ $this->assertNotEquals($replicated_node->node_paragraph_field[1]->target_id, $node->node_paragraph_field[1]->target_id, 'Parent paragraph was duplicated.');
+ $this->assertEquals('Parent paragraph', $replicated_node->node_paragraph_field[1]->entity->title->value, "Parent paragraph inherited title from it's original.");
+ $this->assertNotEquals($replicated_node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->target_id, $node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->target_id, 'Nested paragraph was duplicated.');
+ $this->assertEquals('Nested paragraph', $replicated_node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->entity->title->value, "Nested paragraph inherited title from it's original.");
+
+ // Try to edit replicated paragraphs and check that changes do not propagate.
+ /** @var \Drupal\paragraphs\ParagraphInterface $simple_paragraph */
+ $simple_paragraph = $replicated_node->node_paragraph_field[0]->entity;
+ $simple_paragraph->title->value = 'Simple paragraph - replicated';
+ $simple_paragraph->save();
+ /** @var \Drupal\paragraphs\ParagraphInterface $parent_paragraph */
+ $parent_paragraph = $replicated_node->node_paragraph_field[1]->entity;
+ $parent_paragraph->title->value = 'Parent paragraph - replicated';
+ $parent_paragraph->save();
+ /** @var \Drupal\paragraphs\ParagraphInterface $nested_paragraph */
+ $nested_paragraph = $replicated_node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->entity;
+ $nested_paragraph->title->value = 'Nested paragraph - replicated';
+ $nested_paragraph->save();
+
+ $this->assertEquals('Simple paragraph', $node->node_paragraph_field[0]->entity->title->value, 'Field value on the original simple paragraph are unchanged.');
+ $this->assertEquals('Parent paragraph', $node->node_paragraph_field[1]->entity->title->value, 'Field value on the original parent paragraph are unchanged.');
+ $this->assertEquals('Nested paragraph', $node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->entity->title->value, 'Field value on the original nested paragraph are unchanged.');
+
+ $this->assertEquals('Simple paragraph - replicated', $replicated_node->node_paragraph_field[0]->entity->title->value, 'Field value on the replicated simple paragraph are updated.');
+ $this->assertEquals('Parent paragraph - replicated', $replicated_node->node_paragraph_field[1]->entity->title->value, 'Field value on the replicated parent paragraph are updated.');
+ $this->assertEquals('Nested paragraph - replicated', $replicated_node->node_paragraph_field[1]->entity->nested_paragraph_field[0]->entity->title->value, 'Field value on the replicated nested paragraph are updated.');
+ }
+}
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