function MigrationPluginListTest::testGetDefinitions

@covers ::getDefinitions

File

core/modules/migrate/tests/src/Kernel/Plugin/MigrationPluginListTest.php, line 76

Class

MigrationPluginListTest

Tests the migration plugin manager.

Namespace

Code

public function testGetDefinitions() {
    // Create an entity reference field to make sure that migrations derived by
    // EntityReferenceTranslationDeriver do not get discovered without
    // migrate_drupal enabled.
    $this->createEntityReferenceField('user', 'user', 'field_entity_reference', 'Entity Reference', 'node');
    // Make sure retrieving all the core migration plugins does not throw any
    // errors.
    $migration_plugins = $this->container
        ->get('plugin.manager.migration')
        ->getDefinitions();
    // All the plugins provided by core depend on migrate_drupal.
    $this->assertEmpty($migration_plugins);
    // Enable a module that provides migrations that do not depend on
    // migrate_drupal.
    $this->enableModules([
        'migrate_external_translated_test',
    ]);
    $migration_plugins = $this->container
        ->get('plugin.manager.migration')
        ->getDefinitions();
    // All the plugins provided by migrate_external_translated_test do not
    // depend on migrate_drupal.
    $this::assertArrayHasKey('external_translated_test_node', $migration_plugins);
    $this::assertArrayHasKey('external_translated_test_node_translation', $migration_plugins);
    // Disable the test module and the list should be empty again.
    $this->disableModules([
        'migrate_external_translated_test',
    ]);
    $migration_plugins = $this->container
        ->get('plugin.manager.migration')
        ->getDefinitions();
    // All the plugins provided by core depend on migrate_drupal.
    $this->assertEmpty($migration_plugins);
    // Enable migrate_drupal to test that the plugins can now be discovered.
    $this->enableModules([
        'migrate_drupal',
    ]);
    // Make sure retrieving these migration plugins in the absence of a database
    // connection does not throw any errors.
    $migration_plugins = $this->container
        ->get('plugin.manager.migration')
        ->createInstances([]);
    // Any database-based source plugins should fail a requirements test in the
    // absence of a source database connection (e.g., a connection with the
    // 'migrate' key).
    $source_plugins = array_map(function ($migration_plugin) {
        return $migration_plugin->getSourcePlugin();
    }, $migration_plugins);
    foreach ($source_plugins as $id => $source_plugin) {
        if ($source_plugin instanceof RequirementsInterface) {
            try {
                $source_plugin->checkRequirements();
            } catch (RequirementsException $e) {
                unset($source_plugins[$id]);
            }
        }
    }
    // Without a connection defined, no database-based plugins should be
    // returned.
    foreach ($source_plugins as $id => $source_plugin) {
        $this->assertNotInstanceOf(SqlBase::class, $source_plugin);
    }
    // Set up a migrate database connection so that plugin discovery works.
    // Clone the current connection and replace the current prefix.
    $connection_info = Database::getConnectionInfo('migrate');
    if ($connection_info) {
        Database::renameConnection('migrate', 'simpletest_original_migrate');
    }
    $connection_info = Database::getConnectionInfo('default');
    foreach ($connection_info as $target => $value) {
        $prefix = $value['prefix'];
        // Simpletest uses 7 character prefixes at most so this can't cause
        // collisions.
        $connection_info[$target]['prefix'] = $prefix . '0';
    }
    Database::addConnectionInfo('migrate', 'default', $connection_info['default']);
    // Make sure source plugins can be serialized.
    foreach ($migration_plugins as $migration_plugin) {
        $source_plugin = $migration_plugin->getSourcePlugin();
        if ($source_plugin instanceof SqlBase) {
            $source_plugin->getDatabase();
        }
        $this->assertNotEmpty(serialize($source_plugin));
    }
    $migration_plugins = $this->container
        ->get('plugin.manager.migration')
        ->getDefinitions();
    // All the plugins provided by core depend on migrate_drupal.
    $this->assertNotEmpty($migration_plugins);
    // Test that migrations derived by EntityReferenceTranslationDeriver are
    // discovered now that migrate_drupal is enabled.
    $this->assertArrayHasKey('d6_entity_reference_translation:user__user', $migration_plugins);
    $this->assertArrayHasKey('d7_entity_reference_translation:user__user', $migration_plugins);
}