RollbackFieldInstanceTest.php

<?php

namespace Drupal\Tests\field\Kernel\Migrate\d7;

use Drupal\field\Entity\FieldConfig;
use Drupal\migrate\MigrateExecutable;

/**
 * Migrates and rolls back Drupal 7 fields.
 *
 * @group field
 */
class RollbackFieldInstanceTest extends MigrateFieldInstanceTest {
    
    /**
     * Tests migrating D7 fields to field_storage_config entities, then rolling back.
     */
    public function testFieldInstances() {
        // Test that the field instances have migrated (prior to rollback).
        parent::testFieldInstances();
        $this->executeRollback('d7_field_instance');
        $this->executeRollback('d7_field');
        // Check that field instances have been rolled back.
        $field_instance_ids = [
            'comment.comment_node_page.comment_body',
            'node.page.body',
            'comment.comment_node_article.comment_body',
            'node.article.body',
            'node.article.field_tags',
            'node.article.field_image',
            'comment.comment_node_blog.comment_body',
            'node.blog.body',
            'comment.comment_node_book.comment_body',
            'node.book.body',
            'node.forum.taxonomy_forums',
            'comment.comment_forum.comment_body',
            'node.forum.body',
            'comment.comment_node_test_content_type.comment_body',
            'node.test_content_type.field_boolean',
            'node.test_content_type.field_email',
            'node.test_content_type.field_phone',
            'node.test_content_type.field_date',
            'node.test_content_type.field_date_with_end_time',
            'node.test_content_type.field_file',
            'node.test_content_type.field_float',
            'node.test_content_type.field_images',
            'node.test_content_type.field_integer',
            'node.test_content_type.field_link',
            'node.test_content_type.field_text_list',
            'node.test_content_type.field_integer_list',
            'node.test_content_type.field_long_text',
            'node.test_content_type.field_term_reference',
            'node.test_content_type.field_text',
            'comment.comment_node_test_content_type.field_integer',
            'user.user.field_file',
        ];
        foreach ($field_instance_ids as $field_instance_id) {
            $this->assertNull(FieldConfig::load($field_instance_id));
        }
    }
    
    /**
     * Executes a single rollback.
     *
     * @param string|\Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration to rollback, or its ID.
     */
    protected function executeRollback($migration) {
        if (is_string($migration)) {
            $this->migration = $this->getMigration($migration);
        }
        else {
            $this->migration = $migration;
        }
        (new MigrateExecutable($this->migration, $this))
            ->rollback();
    }

}