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class FieldDiscoveryTest in Drupal 8

Same name in this branch
  1. 8 core/modules/migrate_drupal/tests/src/Unit/FieldDiscoveryTest.php \Drupal\Tests\migrate_drupal\Unit\FieldDiscoveryTest
  2. 8 core/modules/migrate_drupal/tests/src/Kernel/d6/FieldDiscoveryTest.php \Drupal\Tests\migrate_drupal\Kernel\d6\FieldDiscoveryTest
  3. 8 core/modules/migrate_drupal/tests/src/Kernel/d7/FieldDiscoveryTest.php \Drupal\Tests\migrate_drupal\Kernel\d7\FieldDiscoveryTest
Same name and namespace in other branches
  1. 9 core/modules/migrate_drupal/tests/src/Kernel/d6/FieldDiscoveryTest.php \Drupal\Tests\migrate_drupal\Kernel\d6\FieldDiscoveryTest

Tests FieldDiscovery service against Drupal 6.

@group migrate_drupal @coversDefaultClass \Drupal\migrate_drupal\FieldDiscovery

Hierarchy

Expanded class hierarchy of FieldDiscoveryTest

File

core/modules/migrate_drupal/tests/src/Kernel/d6/FieldDiscoveryTest.php, line 16

Namespace

Drupal\Tests\migrate_drupal\Kernel\d6
View source 
class FieldDiscoveryTest extends MigrateDrupal6TestBase {
  use FieldDiscoveryTestTrait;

  /**
   * {@inheritdoc}
   */
  public static $modules = [
    'menu_ui',
    'comment',
    'datetime',
    'file',
    'image',
    'link',
    'node',
    'system',
    'taxonomy',
    'telephone',
    'text',
  ];

  /**
   * The Field discovery service.
   *
   * @var \Drupal\migrate_drupal\FieldDiscoveryInterface
   */
  protected $fieldDiscovery;

  /**
   * The field plugin manager.
   *
   * @var \Drupal\migrate_drupal\Plugin\MigrateFieldPluginManagerInterface
   */
  protected $fieldPluginManager;

  /**
   * The migration plugin manager.
   *
   * @var \Drupal\migrate\Plugin\MigrationPluginManagerInterface
   */
  protected $migrationPluginManager;

  /**
   * The logger.
   *
   * @var \Drupal\Core\Logger\LoggerChannelInterface
   */
  protected $logger;

  /**
   * {@inheritdoc}
   */
  public function setUp() {
    parent::setUp();
    $this
      ->installConfig([
      'node',
    ]);
    $this
      ->executeMigration('d6_node_type');
    $this
      ->executeMigration('d6_field');
    $this
      ->executeMigration('d6_field_instance');
    $this->fieldDiscovery = $this->container
      ->get('migrate_drupal.field_discovery');
    $this->migrationPluginManager = $this->container
      ->get('plugin.manager.migration');
    $this->fieldPluginManager = $this->container
      ->get('plugin.manager.migrate.field');
    $this->logger = $this->container
      ->get('logger.channel.migrate_drupal');
  }

  /**
   * Tests the addAllFieldProcesses method.
   *
   * @covers ::addAllFieldProcesses
   */
  public function testAddAllFieldProcesses() {
    $expected_process_keys = [
      'field_commander',
      'field_company',
      'field_company_2',
      'field_company_3',
      'field_sync',
      'field_multivalue',
      'field_test_text_single_checkbox',
      'field_reference',
      'field_reference_2',
      'field_test',
      'field_test_date',
      'field_test_datestamp',
      'field_test_datetime',
      'field_test_decimal_radio_buttons',
      'field_test_email',
      'field_test_exclude_unset',
      'field_test_filefield',
      'field_test_float_single_checkbox',
      'field_test_four',
      'field_test_identical1',
      'field_test_identical2',
      'field_test_imagefield',
      'field_test_integer_selectlist',
      'field_test_link',
      'field_test_phone',
      'field_test_string_selectlist',
      'field_test_text_single_checkbox2',
      'field_test_three',
      'field_test_two',
    ];
    $this
      ->assertFieldProcessKeys($this->fieldDiscovery, $this->migrationPluginManager, FieldDiscoveryInterface::DRUPAL_6, $expected_process_keys);
  }

  /**
   * Tests the addAllFieldProcesses method for field migrations.
   *
   * @covers ::addAllFieldProcesses
   * @dataProvider addAllFieldProcessesAltersData
   */
  public function testAddAllFieldProcessesAlters($field_plugin_method, $expected_process) {
    $this
      ->assertFieldProcess($this->fieldDiscovery, $this->migrationPluginManager, FieldDiscoveryInterface::DRUPAL_6, $field_plugin_method, $expected_process);
  }

  /**
   * Provides data for testAddAllFieldProcessesAlters.
   *
   * @return array
   *   The data.
   */
  public function addAllFieldProcessesAltersData() {
    return [
      'Field Formatter' => [
        'field_plugin_method' => 'alterFieldFormatterMigration',
        'expected_process' => [
          'options/type' => [
            0 => [
              'map' => [
                'email' => [
                  'email_formatter_default' => 'email_mailto',
                  'email_formatter_contact' => 'basic_string',
                  'email_formatter_plain' => 'basic_string',
                  'email_formatter_spamspan' => 'basic_string',
                  'email_default' => 'email_mailto',
                  'email_contact' => 'basic_string',
                  'email_plain' => 'basic_string',
                  'email_spamspan' => 'basic_string',
                ],
                'text' => [
                  'default' => 'text_default',
                  'trimmed' => 'text_trimmed',
                  'plain' => 'basic_string',
                ],
                'datetime' => [
                  'date_default' => 'datetime_default',
                ],
                'filefield' => [
                  'default' => 'file_default',
                  'url_plain' => 'file_url_plain',
                  'path_plain' => 'file_url_plain',
                  'image_plain' => 'image',
                  'image_nodelink' => 'image',
                  'image_imagelink' => 'image',
                ],
                'link' => [
                  'default' => 'link',
                  'plain' => 'link',
                  'absolute' => 'link',
                  'title_plain' => 'link',
                  'url' => 'link',
                  'short' => 'link',
                  'label' => 'link',
                  'separate' => 'link_separate',
                ],
              ],
            ],
          ],
        ],
      ],
      'Field Widget' => [
        'field_plugin_method' => 'alterFieldWidgetMigration',
        'expected_process' => [
          'options/type' => [
            'type' => [
              'map' => [
                'userreference' => 'userreference_default',
                'nodereference' => 'nodereference_default',
                'email_textfield' => 'email_default',
                'text_textfield' => 'text_textfield',
                'date' => 'datetime_default',
                'datetime' => 'datetime_default',
                'datestamp' => 'datetime_timestamp',
                'filefield_widget' => 'file_generic',
                'link' => 'link_default',
              ],
            ],
          ],
        ],
      ],
    ];
  }

  /**
   * Tests the addFields method.
   *
   * @covers ::addAllFieldProcesses
   */
  public function testAddFields() {
    $this
      ->migrateFields();
    $field_discovery = $this->container
      ->get('migrate_drupal.field_discovery');
    $migration_plugin_manager = $this->container
      ->get('plugin.manager.migration');
    $definition = [
      'migration_tags' => [
        'Drupal 6',
      ],
    ];
    $migration = $migration_plugin_manager
      ->createStubMigration($definition);
    $field_discovery
      ->addBundleFieldProcesses($migration, 'node', 'test_planet');
    $actual_process = $migration
      ->getProcess();
    $expected_process = [
      'field_multivalue' => [
        0 => [
          'plugin' => 'get',
          'source' => 'field_multivalue',
        ],
      ],
      'field_test_text_single_checkbox' => [
        0 => [
          'plugin' => 'sub_process',
          'source' => 'field_test_text_single_checkbox',
          'process' => [
            'value' => 'value',
            'format' => [
              0 => [
                'plugin' => 'static_map',
                'bypass' => TRUE,
                'source' => 'format',
                'map' => [
                  0 => NULL,
                ],
              ],
              1 => [
                'plugin' => 'skip_on_empty',
                'method' => 'process',
              ],
              2 => [
                'plugin' => 'migration_lookup',
                'migration' => [
                  0 => 'd6_filter_format',
                  1 => 'd7_filter_format',
                ],
                'source' => 'format',
              ],
            ],
          ],
        ],
      ],
    ];
    $this
      ->assertEquals($expected_process, $actual_process);
  }

  /**
   * Tests the getAllFields method.
   *
   * @covers ::getAllFields
   */
  public function testGetAllFields() {
    $field_discovery_test = new FieldDiscoveryTestClass($this->fieldPluginManager, $this->migrationPluginManager, $this->logger);
    $actual_fields = $field_discovery_test
      ->getAllFields('6');
    $this
      ->assertSame([
      'node',
    ], array_keys($actual_fields));
    $this
      ->assertSame([
      'employee',
      'test_planet',
      'page',
      'story',
      'test_page',
    ], array_keys($actual_fields['node']));
    $this
      ->assertCount(21, $actual_fields['node']['story']);
    foreach ($actual_fields['node'] as $bundle => $fields) {
      foreach ($fields as $field_name => $field_info) {
        $this
          ->assertArrayHasKey('type', $field_info);
        $this
          ->assertCount(22, $field_info);
        $this
          ->assertEquals($bundle, $field_info['type_name']);
      }
    }
  }

  /**
   * Tests the getSourcePlugin method.
   *
   * @covers ::getSourcePlugin
   */
  public function testGetSourcePlugin() {
    $this
      ->assertSourcePlugin('6', FieldInstance::class, [
      'requirements_met' => TRUE,
      'id' => 'd6_field_instance',
      'source_module' => 'content',
      'class' => 'Drupal\\field\\Plugin\\migrate\\source\\d6\\FieldInstance',
      'provider' => [
        0 => 'field',
        1 => 'migrate_drupal',
        2 => 'migrate',
        4 => 'core',
      ],
    ]);
  }

}

Members

Namesort descending Modifiers Type Description Overrides
AssertContentTrait::$content protected property The current raw content.
AssertContentTrait::$drupalSettings protected property The drupalSettings value from the current raw $content.
AssertContentTrait::$elements protected property The XML structure parsed from the current raw $content. 1
AssertContentTrait::$plainTextContent protected property The plain-text content of raw $content (text nodes).
AssertContentTrait::assertEscaped protected function Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertField protected function Asserts that a field exists with the given name or ID.
AssertContentTrait::assertFieldById protected function Asserts that a field exists with the given ID and value.
AssertContentTrait::assertFieldByName protected function Asserts that a field exists with the given name and value.
AssertContentTrait::assertFieldByXPath protected function Asserts that a field exists in the current page by the given XPath.
AssertContentTrait::assertFieldChecked protected function Asserts that a checkbox field in the current page is checked.
AssertContentTrait::assertFieldsByValue protected function Asserts that a field exists in the current page with a given Xpath result.
AssertContentTrait::assertLink protected function Passes if a link with the specified label is found.
AssertContentTrait::assertLinkByHref protected function Passes if a link containing a given href (part) is found.
AssertContentTrait::assertNoDuplicateIds protected function Asserts that each HTML ID is used for just a single element.
AssertContentTrait::assertNoEscaped protected function Passes if the raw text IS NOT found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertNoField protected function Asserts that a field does not exist with the given name or ID.
AssertContentTrait::assertNoFieldById protected function Asserts that a field does not exist with the given ID and value.
AssertContentTrait::assertNoFieldByName protected function Asserts that a field does not exist with the given name and value.
AssertContentTrait::assertNoFieldByXPath protected function Asserts that a field does not exist or its value does not match, by XPath.
AssertContentTrait::assertNoFieldChecked protected function Asserts that a checkbox field in the current page is not checked.
AssertContentTrait::assertNoLink protected function Passes if a link with the specified label is not found.
AssertContentTrait::assertNoLinkByHref protected function Passes if a link containing a given href (part) is not found.
AssertContentTrait::assertNoLinkByHrefInMainRegion protected function Passes if a link containing a given href is not found in the main region.
AssertContentTrait::assertNoOption protected function Asserts that a select option in the current page does not exist.
AssertContentTrait::assertNoOptionSelected protected function Asserts that a select option in the current page is not checked.
AssertContentTrait::assertNoPattern protected function Triggers a pass if the perl regex pattern is not found in raw content.
AssertContentTrait::assertNoRaw protected function Passes if the raw text is NOT found on the loaded page, fail otherwise.
AssertContentTrait::assertNoText protected function Passes if the page (with HTML stripped) does not contains the text.
AssertContentTrait::assertNoTitle protected function Pass if the page title is not the given string.
AssertContentTrait::assertNoUniqueText protected function Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertContentTrait::assertOption protected function Asserts that a select option in the current page exists.
AssertContentTrait::assertOptionByText protected function Asserts that a select option with the visible text exists.
AssertContentTrait::assertOptionSelected protected function Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionSelectedWithDrupalSelector protected function Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionWithDrupalSelector protected function Asserts that a select option in the current page exists.
AssertContentTrait::assertPattern protected function Triggers a pass if the Perl regex pattern is found in the raw content.
AssertContentTrait::assertRaw protected function Passes if the raw text IS found on the loaded page, fail otherwise.
AssertContentTrait::assertText protected function Passes if the page (with HTML stripped) contains the text.
AssertContentTrait::assertTextHelper protected function Helper for assertText and assertNoText.
AssertContentTrait::assertTextPattern protected function Asserts that a Perl regex pattern is found in the plain-text content.
AssertContentTrait::assertThemeOutput protected function Asserts themed output.
AssertContentTrait::assertTitle protected function Pass if the page title is the given string.
AssertContentTrait::assertUniqueText protected function Passes if the text is found ONLY ONCE on the text version of the page.
AssertContentTrait::assertUniqueTextHelper protected function Helper for assertUniqueText and assertNoUniqueText.
AssertContentTrait::buildXPathQuery protected function Builds an XPath query.
AssertContentTrait::constructFieldXpath protected function Helper: Constructs an XPath for the given set of attributes and value.
AssertContentTrait::cssSelect protected function Searches elements using a CSS selector in the raw content.
AssertContentTrait::getAllOptions protected function Get all option elements, including nested options, in a select.
AssertContentTrait::getDrupalSettings protected function Gets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::getRawContent protected function Gets the current raw content.
AssertContentTrait::getSelectedItem protected function Get the selected value from a select field.
AssertContentTrait::getTextContent protected function Retrieves the plain-text content from the current raw content.
AssertContentTrait::getUrl protected function Get the current URL from the cURL handler. 1
AssertContentTrait::parse protected function Parse content returned from curlExec using DOM and SimpleXML.
AssertContentTrait::removeWhiteSpace protected function Removes all white-space between HTML tags from the raw content.
AssertContentTrait::setDrupalSettings protected function Sets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::setRawContent protected function Sets the raw content (e.g. HTML).
AssertContentTrait::xpath protected function Performs an xpath search on the contents of the internal browser.
AssertHelperTrait::castSafeStrings protected static function Casts MarkupInterface objects into strings.
AssertLegacyTrait::assert protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::assertEqual protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertIdentical protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertSame() instead.
AssertLegacyTrait::assertIdenticalObject protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertNotEqual protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotEquals() instead.
AssertLegacyTrait::assertNotIdentical protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotSame() instead.
AssertLegacyTrait::pass protected function Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::verbose protected function
ConfigTestTrait::configImporter protected function Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig protected function Copies configuration objects from source storage to target storage.
FieldDiscoveryTest::$fieldDiscovery protected property The Field discovery service.
FieldDiscoveryTest::$fieldPluginManager protected property The field plugin manager.
FieldDiscoveryTest::$logger protected property The logger. Overrides MigrateTestBase::$logger
FieldDiscoveryTest::$migrationPluginManager protected property The migration plugin manager.
FieldDiscoveryTest::$modules public static property Modules to enable. Overrides MigrateDrupal6TestBase::$modules
FieldDiscoveryTest::addAllFieldProcessesAltersData public function Provides data for testAddAllFieldProcessesAlters.
FieldDiscoveryTest::setUp public function Overrides MigrateDrupal6TestBase::setUp
FieldDiscoveryTest::testAddAllFieldProcesses public function Tests the addAllFieldProcesses method.
FieldDiscoveryTest::testAddAllFieldProcessesAlters public function Tests the addAllFieldProcesses method for field migrations.
FieldDiscoveryTest::testAddFields public function Tests the addFields method.
FieldDiscoveryTest::testGetAllFields public function Tests the getAllFields method.
FieldDiscoveryTest::testGetSourcePlugin public function Tests the getSourcePlugin method.
FieldDiscoveryTestTrait::assertFieldProcess public function Asserts the field discovery returns the expected processes.
FieldDiscoveryTestTrait::assertFieldProcessKeys public function Asserts the field discovery returns the expected processes.
FieldDiscoveryTestTrait::assertSourcePlugin public function Asserts a migrate source plugin.
KernelTestBase::$backupGlobals protected property Back up and restore any global variables that may be changed by tests.
KernelTestBase::$backupStaticAttributes protected property Back up and restore static class properties that may be changed by tests.
KernelTestBase::$backupStaticAttributesBlacklist protected property Contains a few static class properties for performance.
KernelTestBase::$classLoader protected property
KernelTestBase::$configImporter protected property @todo Move into Config test base class. 7
KernelTestBase::$configSchemaCheckerExclusions protected static property An array of config object names that are excluded from schema checking.
KernelTestBase::$container protected property
KernelTestBase::$databasePrefix protected property
KernelTestBase::$preserveGlobalState protected property Do not forward any global state from the parent process to the processes that run the actual tests.
KernelTestBase::$root protected property The app root.
KernelTestBase::$runTestInSeparateProcess protected property Kernel tests are run in separate processes because they allow autoloading of code from extensions. Running the test in a separate process isolates this behavior from other tests. Subclasses should not override this property.
KernelTestBase::$siteDirectory protected property
KernelTestBase::$strictConfigSchema protected property Set to TRUE to strict check all configuration saved. 6
KernelTestBase::$vfsRoot protected property The virtual filesystem root directory.
KernelTestBase::assertPostConditions protected function 1
KernelTestBase::bootEnvironment protected function Bootstraps a basic test environment.
KernelTestBase::bootKernel private function Bootstraps a kernel for a test.
KernelTestBase::config protected function Configuration accessor for tests. Returns non-overridden configuration.
KernelTestBase::disableModules protected function Disables modules for this test.
KernelTestBase::enableModules protected function Enables modules for this test.
KernelTestBase::getConfigSchemaExclusions protected function Gets the config schema exclusions for this test.
KernelTestBase::getDatabaseConnectionInfo protected function Returns the Database connection info to be used for this test. 1
KernelTestBase::getDatabasePrefix public function
KernelTestBase::getExtensionsForModules private function Returns Extension objects for $modules to enable.
KernelTestBase::getModulesToEnable private static function Returns the modules to enable for this test.
KernelTestBase::initFileCache protected function Initializes the FileCache component.
KernelTestBase::installConfig protected function Installs default configuration for a given list of modules.
KernelTestBase::installEntitySchema protected function Installs the storage schema for a specific entity type.
KernelTestBase::installSchema protected function Installs database tables from a module schema definition.
KernelTestBase::isTestInIsolation Deprecated protected function Returns whether the current test method is running in a separate process.
KernelTestBase::prepareTemplate protected function
KernelTestBase::register public function Registers test-specific services. Overrides ServiceProviderInterface::register 26
KernelTestBase::render protected function Renders a render array. 1
KernelTestBase::setInstallProfile protected function Sets the install profile and rebuilds the container to update it.
KernelTestBase::setSetting protected function Sets an in-memory Settings variable.
KernelTestBase::setUpBeforeClass public static function 1
KernelTestBase::setUpFilesystem protected function Sets up the filesystem, so things like the file directory. 2
KernelTestBase::stop protected function Stops test execution.
KernelTestBase::tearDownCloseDatabaseConnection public function @after
KernelTestBase::vfsDump protected function Dumps the current state of the virtual filesystem to STDOUT.
KernelTestBase::__get Deprecated public function BC: Automatically resolve former KernelTestBase class properties.
KernelTestBase::__sleep public function Prevents serializing any properties.
MigrateDrupal6TestBase::getFixtureFilePath protected function Gets the path to the fixture file.
MigrateDrupal6TestBase::migrateContent protected function Executes all content migrations.
MigrateDrupal6TestBase::migrateContentTypes protected function Migrates node types.
MigrateDrupal6TestBase::migrateFields protected function Executes all field migrations.
MigrateDrupal6TestBase::migrateTaxonomy protected function Executes all taxonomy migrations.
MigrateDrupal6TestBase::migrateUsers protected function Executes all user migrations.
MigrateDrupalTestBase::loadFixture protected function Loads a database fixture into the source database connection.
MigrateTestBase::$collectMessages protected property TRUE to collect messages instead of displaying them.
MigrateTestBase::$migrateMessages protected property A two dimensional array of messages.
MigrateTestBase::$migration protected property The primary migration being tested. 1
MigrateTestBase::$sourceDatabase protected property The source database connection.
MigrateTestBase::cleanupMigrateConnection private function Cleans up the test migrate connection.
MigrateTestBase::createMigrationConnection private function Changes the database connection to the prefixed one.
MigrateTestBase::display public function Displays a migrate message. Overrides MigrateMessageInterface::display
MigrateTestBase::executeMigration protected function Executes a single migration.
MigrateTestBase::executeMigrations protected function Executes a set of migrations in dependency order.
MigrateTestBase::getMigration protected function Gets the migration plugin.
MigrateTestBase::mockFailure protected function Records a failure in the map table of a specific migration.
MigrateTestBase::prepareMigration protected function Modify a migration's configuration before executing it.
MigrateTestBase::prepareMigrations protected function Prepare any dependent migrations.
MigrateTestBase::setTestLogger protected function Injects the test logger into the container.
MigrateTestBase::startCollectingMessages public function Start collecting messages and erase previous messages.
MigrateTestBase::stopCollectingMessages public function Stop collecting messages.
MigrateTestBase::tearDown protected function Overrides KernelTestBase::tearDown
NodeMigrateTypeTestTrait::$tableName public property The migrate_map table name.
NodeMigrateTypeTestTrait::getTableName protected function Gets the migrate_map table name.
NodeMigrateTypeTestTrait::makeNodeMigrateMapTable protected function Create a node migrate_map table.
NodeMigrateTypeTestTrait::nodeMigrateMapTableCount protected function Gets the numbers of complete and classic node migrate_map tables.
NodeMigrateTypeTestTrait::removeNodeMigrateMapTable protected function Remove the node migrate map table.
PhpunitCompatibilityTrait::getMock Deprecated public function Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated public function Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
RandomGeneratorTrait::$randomGenerator protected property The random generator.
RandomGeneratorTrait::getRandomGenerator protected function Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName protected function Generates a unique random string containing letters and numbers. 1
RandomGeneratorTrait::randomObject public function Generates a random PHP object.
RandomGeneratorTrait::randomString public function Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate public function Callback for random string validation.
StorageCopyTrait::replaceStorageContents protected static function Copy the configuration from one storage to another and remove stale items.
TestRequirementsTrait::checkModuleRequirements private function Checks missing module requirements.
TestRequirementsTrait::checkRequirements protected function Check module requirements for the Drupal use case. 1
TestRequirementsTrait::getDrupalRoot protected static function Returns the Drupal root directory.