CKEditor5PluginManagerTest.php

Same filename in other branches
  1. 10 core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php
  2. 11.x core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php

Namespace

Drupal\Tests\ckeditor5\Kernel

File

core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php

View source
<?php

namespace Drupal\Tests\ckeditor5\Kernel;

use Composer\Autoload\ClassLoader;
use Drupal\ckeditor5\Annotation\CKEditor5AspectsOfCKEditor5Plugin;
use Drupal\ckeditor5\Annotation\DrupalAspectsOfCKEditor5Plugin;
use Drupal\ckeditor5\HTMLRestrictions;
use Drupal\ckeditor5\Plugin\CKEditor5Plugin\Heading;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;
use Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException;
use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\editor\Entity\Editor;
use Drupal\KernelTests\KernelTestBase;
use Drupal\filter\Entity\FilterFormat;
use Drupal\Tests\SchemaCheckTestTrait;
use org\bovigo\vfs\vfsStream;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
use Symfony\Component\Yaml\Yaml;
// cspell:ignore layercake everytextcontainer justheading

/**
 * Tests different ways of enabling CKEditor 5 plugins.
 *
 * @group ckeditor5
 * @internal
 */
class CKEditor5PluginManagerTest extends KernelTestBase {
    use SchemaCheckTestTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'system',
        'user',
        'filter',
        'editor',
        'ckeditor5',
        'media',
    ];
    
    /**
     * The manager for "CKEditor 5 plugin" plugins.
     *
     * @var \Drupal\Component\Plugin\PluginManagerInterface
     */
    protected $manager;
    
    /**
     * The typed config manager.
     *
     * @var \Drupal\Core\Config\TypedConfigManagerInterface
     */
    protected $typedConfig;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        FilterFormat::create(Yaml::parseFile('core/profiles/standard/config/install/filter.format.basic_html.yml'))->save();
        Editor::create([
            'format' => 'basic_html',
            'editor' => 'ckeditor5',
        ])->save();
        FilterFormat::create(Yaml::parseFile('core/profiles/standard/config/install/filter.format.full_html.yml'))->save();
        Editor::create([
            'format' => 'full_html',
            'editor' => 'ckeditor5',
        ])->save();
        $this->manager = $this->container
            ->get('plugin.manager.ckeditor5.plugin');
        $this->typedConfig = $this->container
            ->get('config.typed');
    }
    
    /**
     * Mocks a module providing a CKEditor 5 plugin in VFS.
     *
     * @param string $module_name
     *   The name of the module.
     * @param string $yaml
     *   The YAML to be stored in the *.ckeditor5.yml file.
     * @param array $additional_files
     *   The additional files to create.
     *
     * @return \Symfony\Component\DependencyInjection\ContainerInterface
     *   The container that has the VFS-mocked CKEditor 5 plugin-providing module
     *   installed in it; this container must be used to simulate this module
     *   being installed.
     */
    private function mockModuleInVfs(string $module_name, string $yaml, array $additional_files = []) : ContainerInterface {
        $site_directory = ltrim(parse_url($this->siteDirectory)['path'], '/');
        vfsStream::create([
            'modules' => [
                $module_name => [
                    "{$module_name}.info.yml" => <<<YAML
name: CKEditor 5 Test {<span class="php-variable">$module_name</span>}
type: module
core_version_requirement: ^9
YAML
,
                    "{$module_name}.ckeditor5.yml" => $yaml,
                ] + $additional_files,
            ],
        ], $this->vfsRoot
            ->getChild($site_directory));
        if (!empty($additional_files)) {
            $additional_class_loader = new ClassLoader();
            $additional_class_loader->addPsr4("Drupal\\{$module_name}\\Plugin\\CKEditor5Plugin\\", vfsStream::url("root/{$site_directory}/modules/{$module_name}/src/Plugin/CKEditor5Plugin"));
            $additional_class_loader->register(TRUE);
        }
        $config_sync = \Drupal::service('config.storage');
        $config_data = $this->config('core.extension')
            ->get();
        $config_data['module'][$module_name] = 1;
        $config_sync->write('core.extension', $config_data);
        // Construct a new container for testing a plugin definition in isolation,
        // without needing a separate module directory structure for it, and instead
        // allowing it to be provided entirely by a PHPUnit data provider. Inherit
        // all definitions from the successfully installed Drupal site for this
        // kernel test, but do not use $this->container. This is a hybrid of kernel
        // and unit test, to get the best of both worlds: test a unit, but ensure
        // the service definitions are in sync.
        $root = vfsStream::url("root/{$site_directory}");
        $container = new ContainerBuilder(new FrozenParameterBag([
            'app.root' => $root,
            'container.modules' => [
                $module_name => [
                    'type' => 'module',
                    'pathname' => "modules/{$module_name}/{$module_name}.info.yml",
                    'filename' => NULL,
                ] + $this->container
                    ->getParameter('container.modules'),
            ],
            'container.namespaces' => [
                "Drupal\\{$module_name}" => vfsStream::url("root/{$site_directory}/modules/{$module_name}/src"),
            ] + $this->container
                ->getParameter('container.namespaces'),
        ] + $this->container
            ->getParameterBag()
            ->all()));
        $container->setDefinitions($this->container
            ->getDefinitions());
        // The exception to the above elegance: re-resolve the '%app_root%' param.
        // @see \Symfony\Component\DependencyInjection\Compiler\ResolveParameterPlaceHoldersPass
        // @see \Drupal\Core\DrupalKernel::guessApplicationRoot()
        $container->getDefinition('module_handler')
            ->setArgument(0, '%app.root%');
        // To discover per-test case config schema YAML files, work around the
        // static file cache in \Drupal\Core\Extension\ExtensionDiscovery. There is
        // no work-around that allows using both the files on disk and some in vfs.
        // To make matters worse, decorating a service within the test only is not
        // an option either, because \Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition
        // is a pure value object, so it uses the global container. Therefore the
        // only work-around possible is to manipulate the config schema definition
        // cache.
        // @todo Remove this in https://www.drupal.org/project/drupal/issues/2961541.
        if (isset($additional_files['config']['schema']["{$module_name}.schema.yml"])) {
            $cache = \Drupal::service('cache.discovery')->get('typed_config_definitions');
            $typed_config_definitions = $cache->data;
            $typed_config_definitions += Yaml::parse($additional_files['config']['schema']["{$module_name}.schema.yml"]);
            \Drupal::service('config.typed')->clearCachedDefinitions();
            \Drupal::service('cache.discovery')->set('typed_config_definitions', $typed_config_definitions, $cache->expire, $cache->tags);
        }
        return $container;
    }
    
    /**
     * @covers \Drupal\ckeditor5\Plugin\CKEditor5PluginManager::processDefinition()
     * @dataProvider providerTestInvalidPluginDefinitions
     */
    public function testInvalidPluginDefinitions(string $yaml, ?string $expected_message, array $additional_files = []) : void {
        if ($expected_message) {
            $this->expectException(InvalidPluginDefinitionException::class);
            $this->expectExceptionMessage($expected_message);
        }
        $container = $this->mockModuleInVfs('ckeditor5_invalid_plugin', $yaml, $additional_files);
        $container->get('plugin.manager.ckeditor5.plugin')
            ->getDefinitions();
    }
    
    /**
     * Data provider.
     *
     * @return \Generator
     *   Test scenarios.
     */
    public function providerTestInvalidPluginDefinitions() : \Generator {
        (yield 'invalid plugin ID with everything else okay' => [
            <<<YAML
foo_bar:
  ckeditor5:
    plugins: []
  drupal:
    label: TEST
    elements: false
YAML
,
            'The "foo_bar" CKEditor 5 plugin definition must have a plugin ID that starts with "ckeditor5_invalid_plugin_".',
        ]);
        // Now let's show the progressive exceptions that should steer the plugin
        // developer in the right direction.
        (yield 'only plugin ID, nothing else' => [
            <<<YAML
foo_bar: {}
YAML
,
            'The "foo_bar" CKEditor 5 plugin definition must have a plugin ID that starts with "ckeditor5_invalid_plugin_".',
        ]);
        (yield 'fixed plugin ID' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition must contain a "ckeditor5" key.',
        ]);
        (yield 'added ckeditor5' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition must contain a "ckeditor5.plugins" key.',
        ]);
        (yield 'added ckeditor5.plugins' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition must contain a "drupal" key.',
        ]);
        (yield 'added drupal' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition must contain a "drupal.label" key.',
        ]);
        (yield 'added drupal.label' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a "drupal.label" value that is not a string nor a TranslatableMarkup instance.',
        ]);
        (yield 'fixed drupal.label' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition must contain a "drupal.elements" key.',
        ]);
        (yield 'added drupal.elements' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements: {}
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a "drupal.elements" value that is neither a list of HTML tags/attributes nor false.',
        ]);
        (yield 'wrongly fixed drupal.elements: no valid tags' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - foo
      - bar
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a value at "drupal.elements.0" that is not an HTML tag with optional attributes: "foo". Expected structure: "<tag allowedAttribute="allowedValue1 allowedValue2">".',
        ]);
        (yield 'wrongly fixed drupal.elements: multiple tags per entry' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo> <bar>
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a value at "drupal.elements.0": multiple tags listed, should be one: "<foo> <bar>".',
        ]);
        (yield 'fixed drupal.elements' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
YAML
,
            NULL,
        ]);
        (yield 'alternative fix for drupal.elements' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements: false
YAML
,
            NULL,
        ]);
        (yield 'added invalid optional metadata: drupal.admin_library' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/foo_bar
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a "drupal.admin_library" key whose asset library "ckeditor5/foo_bar" does not exist.',
        ]);
        (yield 'fixed drupal.admin_library' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            NULL,
        ]);
        // Add conditions.
        (yield 'unsupported condition type' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      foo: bar
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has a "drupal.conditions" value that contains some unsupported condition types: "foo". Only the following conditions types are supported: "toolbarItem", "imageUploadStatus", "filter", "requiresConfiguration", "plugins".',
        ]);
        (yield 'invalid condition: toolbarItem' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: [bold, italic]
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "toolbarItem" is set to an invalid value. A string corresponding to a CKEditor 5 toolbar item must be specified.',
        ]);
        (yield 'valid condition: toolbarItem' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
YAML
,
            NULL,
        ]);
        (yield 'invalid condition: filter' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: true
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "filter" is set to an invalid value. A string corresponding to a filter plugin ID must be specified.',
        ]);
        (yield 'valid condition: filter' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: filter_caption
YAML
,
            NULL,
        ]);
        (yield 'invalid condition: imageUploadStatus' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: filter_caption
      imageUploadStatus: 'true'
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "imageUploadStatus" is set to an invalid value. A boolean indicating whether image uploads must be enabled (true) or not (false) must be specified.',
        ]);
        (yield 'valid condition: imageUploadStatus' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: filter_caption
      imageUploadStatus: true
YAML
,
            NULL,
        ]);
        (yield 'invalid condition: plugins' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: filter_caption
      imageUploadStatus: true
      plugins: ckeditor5_imageCaption
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "plugins" is set to an invalid value. A list of strings, each corresponding to a CKEditor 5 plugin ID must be specified.',
        ]);
        (yield 'valid condition: plugins' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions:
      toolbarItem: bold
      filter: filter_caption
      imageUploadStatus: true
      plugins: [ckeditor5_imageCaption]
YAML
,
            NULL,
        ]);
        (yield 'unconditional: for plugins that should always loaded' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions: []
YAML
,
            NULL,
        ]);
        (yield 'explicitly unconditional' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
    conditions: false
YAML
,
            NULL,
        ]);
        // Add a plugin class; observe what additional requirements need to be met.
        (yield 'added plugin class' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            'The CKEditor 5 "ckeditor5_invalid_plugin_foo_bar" provides a plugin class: "Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar", but it does not exist.',
        ]);
        (yield 'defined minimal (but not yet valid) plugin class' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            'CKEditor 5 plugins must implement \\Drupal\\ckeditor5\\Plugin\\CKEditor5PluginInterface. "ckeditor5_invalid_plugin_foo_bar" does not.',
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
class FooBar {}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'defined minimal and valid plugin class' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            NULL,
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
class FooBar extends CKEditor5PluginDefault {}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        // Make the plugin configurable; observe what additional requirements need
        // to be met.
        (yield 'defined minimal and valid plugin class made configurable but not really anything configurable' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            NULL,
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return []; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'defined minimal and valid plugin class made configurable: invalid if config schema is missing' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition is configurable, has non-empty default configuration but has no config schema. Config schema is required for validation.',
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'defined minimal and valid plugin class made configurable: valid if config schema is present' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            NULL,
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_invalid_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_invalid_plugin_foo_bar:
  type: mapping
  label: 'Foo Bar'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'defined minimal and valid plugin class made configurable: invalid if config schema is present but incomplete' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition is configurable, but its default configuration does not match its config schema. The following errors were found: [foo] The configuration property foo.bar doesn\'t exist, [baz] missing schema.',
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_invalid_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_invalid_plugin_foo_bar:
  type: mapping
  label: 'Foo Bar'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => ['bar' => TRUE], 'baz' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'defined minimal and valid plugin class made configurable: valid if config schema is present and complete' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements:
      - <foo>
      - <bar>
    admin_library: ckeditor5/internal.admin.basic
YAML
,
            NULL,
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_invalid_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_invalid_plugin_foo_bar:
  type: mapping
  label: 'Foo Bar'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
    bar:
      type: boolean
      label: 'Bar'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => FALSE, 'bar' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'invalid condition: requiresConfiguration not specifying a configuration array' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements: false
    conditions:
      requiresConfiguration: true
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "requiresConfiguration" is set to an invalid value. An array structure matching the required configuration for this plugin must be specified.',
        ]);
        (yield 'invalid condition: requiresConfiguration without configurable plugin' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    label: "Foo bar"
    elements: false
    conditions:
      requiresConfiguration:
        allow_resize: true
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "requiresConfiguration" is set to an invalid value. This condition type is only available for CKEditor 5 plugins implementing CKEditor5PluginConfigurableInterface.',
        ]);
        (yield 'invalid condition: requiresConfiguration with configurable plugin but required configuration does not match config schema' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements: false
    conditions:
      requiresConfiguration:
        allow_resize: true
YAML
,
            'The "ckeditor5_invalid_plugin_foo_bar" CKEditor 5 plugin definition has an invalid "drupal.conditions" item. "requiresConfiguration" is set to an invalid value. The required configuration does not match its config schema. The following errors were found: [allow_resize] The configuration property allow_resize doesn\'t exist.',
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_invalid_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_invalid_plugin_foo_bar:
  type: mapping
  label: 'Foo Bar'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'valid condition: requiresConfiguration' => [
            <<<YAML
ckeditor5_invalid_plugin_foo_bar:
  ckeditor5:
    plugins: {}
  drupal:
    class: Drupal\\ckeditor5_invalid_plugin\\Plugin\\CKEditor5Plugin\\FooBar
    label: "Foo bar"
    elements: false
    conditions:
      requiresConfiguration:
        foo: true
YAML
,
            NULL,
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_invalid_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_invalid_plugin_foo_bar:
  type: mapping
  label: 'Foo Bar'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'FooBar.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_invalid_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableInterface;
use Drupal\ckeditor5\Plugin\CKEditor5PluginConfigurableTrait;
use Drupal\Core\Form\FormStateInterface;
class FooBar extends CKEditor5PluginDefault implements CKEditor5PluginConfigurableInterface {
  use CKEditor5PluginConfigurableTrait;
  public function defaultConfiguration() { return ['foo' => FALSE]; }
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) { return []; }
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
    }
    
    /**
     * Tests detection of invalid CKEditor5PluginElementsSubsetInterface classes.
     *
     * @dataProvider providerProvidedElementsInvalidElementSubset
     */
    public function testProvidedElementsInvalidElementSubset(array $configured_subset, string $expected_exception_message) : void {
        $this->enableModules([
            'ckeditor5_plugin_elements_subset',
        ]);
        // Configure the sneaky superset plugin.
        $sneaky_plugin_id = 'ckeditor5_plugin_elements_subset_sneakySuperset';
        $text_editor = Editor::create([
            'format' => 'dummy',
            'editor' => 'ckeditor5',
            'settings' => [
                'plugins' => [
                    $sneaky_plugin_id => [
                        'configured_subset' => $configured_subset,
                    ],
                ],
            ],
            'image_upload' => [],
        ]);
        // Invalid subsets are allowed on unsaved Text Editor config entities,
        // because they may have invalid configuration.
        $text_editor->enforceIsNew(FALSE);
        // No exception when getting all provided elements.
        $this->assertGreaterThan(0, count($this->manager
            ->getProvidedElements()));
        // No exception when getting the sneaky plugin's provided elements.
        $this->assertGreaterThan(0, count($this->manager
            ->getProvidedElements([
            $sneaky_plugin_id,
        ])));
        // Exception when getting the sneaky plugin's provided elements *and* a text
        // editor config entity is passed: only then can a subset be generated based
        // on configuration.
        $this->expectException(\LogicException::class);
        $this->expectExceptionMessage($expected_exception_message);
        $this->manager
            ->getProvidedElements([
            $sneaky_plugin_id,
        ], $text_editor);
    }
    
    /**
     * Data provider.
     *
     * @return array
     *   Test scenarios.
     */
    public function providerProvidedElementsInvalidElementSubset() : array {
        $random_tag_name = strtolower($this->randomMachineName());
        $random_tag = "<{$random_tag_name}>";
        return [
            'superset: random tag not listed in the plugin definition' => [
                [
                    $random_tag,
                ],
                "The \"ckeditor5_plugin_elements_subset_sneakySuperset\" CKEditor 5 plugin implements ::getElementsSubset() and did not return a subset, the following tags are absent from the plugin definition: \"{$random_tag}\".",
            ],
            'subset that omits the essential creatable tag' => [
                [
                    '<bar baz>',
                ],
                'The "ckeditor5_plugin_elements_subset_sneakySuperset" CKEditor 5 plugin implements ::getElementsSubset() and did return a subset ("<bar baz>") but the following tags can no longer be created: "<bar>".',
            ],
            'subset that tries to leverage the `<$any-html5-element>` wildcard tag but picks a concrete tag that the wildcard tag does not resolve into' => [
                [
                    '<drupal-media class="sensational">',
                ],
                'The "ckeditor5_plugin_elements_subset_sneakySuperset" CKEditor 5 plugin implements ::getElementsSubset() and did not return a subset, the following tags are absent from the plugin definition: "<drupal-media class="sensational">".',
            ],
        ];
    }
    
    /**
     * Tests the enabling of plugins.
     */
    public function testEnabledPlugins() {
        $editor = Editor::load('basic_html');
        // Case 1: no extra CKEditor 5 plugins.
        $definitions = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $default_plugins = [
            'ckeditor5_bold',
            'ckeditor5_emphasis',
            'ckeditor5_essentials',
            'ckeditor5_globalAttributeDir',
            'ckeditor5_globalAttributeLang',
            'ckeditor5_heading',
            'ckeditor5_paragraph',
            'ckeditor5_pasteFromOffice',
        ];
        $this->assertSame($default_plugins, $definitions, 'No CKEditor 5 plugins found besides the built-in ones.');
        $default_libraries = [
            'ckeditor5/internal.drupal.ckeditor5',
            'ckeditor5/internal.drupal.ckeditor5.emphasis',
            'ckeditor5/internal.drupal.ckeditor5.htmlEngine',
            'core/ckeditor5.basic',
            'core/ckeditor5.essentials',
            'core/ckeditor5.htmlSupport',
            'core/ckeditor5.pasteFromOffice',
        ];
        $this->assertSame($default_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Enable the CKEditor 5 Test module, which has the layercake plugin and
        // clear the editor manager's static cache so that it is picked up.
        $this->enableModules([
            'ckeditor5_test',
        ]);
        $this->manager = $this->container
            ->get('plugin.manager.ckeditor5.plugin');
        $this->manager
            ->clearCachedDefinitions();
        // Case 2: The CKEditor 5 layercake plugin is available and library should
        // NOT be loaded if its toolbar items are not enabled.
        $this->assertSame($default_plugins, array_keys($this->manager
            ->getEnabledDefinitions($editor)));
        $this->assertSame($default_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Case 3: The CKEditor 5 layercake plugin is available and library should
        // be loaded without having to enable plugins.
        $settings = $editor->getSettings();
        $settings['toolbar']['items'][] = 'simpleBox';
        $editor->setSettings($settings);
        $plugin_ids = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $default_plugins_with_layercake = array_merge($default_plugins, [
            'ckeditor5_test_layercake',
        ]);
        // Sort on plugin id.
        asort($default_plugins_with_layercake);
        $this->assertSame(array_values($default_plugins_with_layercake), $plugin_ids);
        $default_libraries_with_layercake = array_merge($default_libraries, [
            'ckeditor5_test/layercake',
        ]);
        sort($default_libraries_with_layercake);
        $this->assertSame($default_libraries_with_layercake, $this->manager
            ->getEnabledLibraries($editor));
        // Enable media embed filter which the CKEditor 5 media plugin requires.
        $editor->getFilterFormat()
            ->setFilterConfig('media_embed', [
            'status' => TRUE,
        ])
            ->save();
        // Case 4: The CKEditor 5 media plugin should be enabled and the library
        // should be available now that the media_embed is enabled.
        $plugin_ids = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $expected_plugins = array_merge($default_plugins, [
            'ckeditor5_drupalMediaCaption',
            'ckeditor5_test_layercake',
            'media_media',
            'media_mediaAlign',
        ]);
        sort($expected_plugins);
        $this->assertSame($expected_plugins, $plugin_ids);
        $expected_libraries = array_merge($default_libraries, [
            'ckeditor5/internal.drupal.ckeditor5.media',
            'ckeditor5/internal.drupal.ckeditor5.mediaAlign',
            'ckeditor5_test/layercake',
        ]);
        sort($expected_libraries);
        $this->assertSame($expected_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Enable the CKEditor 5 Plugin Conditions Test module, which has the
        // ckeditor5_plugin_conditions_test_plugins_condition plugin which is
        // conditionally enabled. Clear the editor manager's static cache so that it
        // is picked up.
        $this->enableModules([
            'ckeditor5_plugin_conditions_test',
        ]);
        $this->manager = $this->container
            ->get('plugin.manager.ckeditor5.plugin');
        $this->manager
            ->clearCachedDefinitions();
        // Case 5: just installing the ckeditor5_plugin_conditions_test module does
        // not enable its conditionally enabled plugin.
        $this->assertSame($expected_plugins, $plugin_ids);
        $this->assertSame($expected_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Case 6: placing the table plugin's button enables the table plugin, but
        // also implicitly enables the conditionally enabled plugin.
        $settings['toolbar']['items'][] = 'insertTable';
        $editor->setSettings($settings);
        $plugin_ids = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $expected_plugins = array_merge($expected_plugins, [
            'ckeditor5_table',
            'ckeditor5_plugin_conditions_test_plugins_condition',
        ]);
        sort($expected_plugins);
        $this->assertSame(array_values($expected_plugins), $plugin_ids);
        $expected_libraries = array_merge($default_libraries, [
            'ckeditor5/internal.drupal.ckeditor5.media',
            'ckeditor5/internal.drupal.ckeditor5.mediaAlign',
            'ckeditor5_test/layercake',
            'core/ckeditor5.table',
        ]);
        sort($expected_libraries);
        $this->assertSame($expected_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Case 7: GHS is enabled for other text editors if they are using a
        // CKEditor 5 plugin that uses wildcard tags.
        $settings['toolbar']['items'][] = 'alignment';
        $editor->setSettings($settings);
        $plugin_ids = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $expected_plugins = array_merge($expected_plugins, [
            'ckeditor5_alignment',
            'ckeditor5_wildcardHtmlSupport',
        ]);
        sort($expected_plugins);
        $this->assertSame(array_values($expected_plugins), $plugin_ids);
        $expected_libraries = array_merge($expected_libraries, [
            'core/ckeditor5.alignment',
        ]);
        sort($expected_libraries);
        $this->assertSame($expected_libraries, $this->manager
            ->getEnabledLibraries($editor));
        // Case 8: GHS is enabled for Full HTML (or any other text format that has
        // no TYPE_HTML_RESTRICTOR filters).
        $editor = Editor::load('full_html');
        $definitions = array_keys($this->manager
            ->getEnabledDefinitions($editor));
        $default_plugins = [
            'ckeditor5_arbitraryHtmlSupport',
            'ckeditor5_bold',
            'ckeditor5_emphasis',
            'ckeditor5_essentials',
            'ckeditor5_heading',
            'ckeditor5_paragraph',
            'ckeditor5_pasteFromOffice',
        ];
        $this->assertSame($default_plugins, $definitions, 'No CKEditor 5 plugins found besides the built-in ones.');
        $default_libraries = [
            'ckeditor5/internal.drupal.ckeditor5',
            'ckeditor5/internal.drupal.ckeditor5.emphasis',
            'ckeditor5/internal.drupal.ckeditor5.htmlEngine',
            'core/ckeditor5.basic',
            'core/ckeditor5.essentials',
            'core/ckeditor5.htmlSupport',
            'core/ckeditor5.pasteFromOffice',
        ];
        $this->assertSame($default_libraries, $this->manager
            ->getEnabledLibraries($editor));
    }
    
    /**
     * Tests the parsing of CKEditor 5 plugin element config.
     *
     * @param string[] $plugins
     *   The plugins to parse the elements list from.
     * @param array $text_editor_settings
     *   The text editor settings.
     * @param array $expected_elements
     *   An array of expected allowed elements an attributes in the structure
     *   used by filter_html.
     * @param string $expected_readable_string
     *   The expected allowed tags and attributes as a string, typically used
     *   in the filter_html "Allowed tags" field.
     *
     * @covers \Drupal\ckeditor5\Plugin\CKEditor5PluginManager::getProvidedElements
     * @dataProvider providerTestProvidedElements
     */
    public function testProvidedElements(array $plugins, array $text_editor_settings, array $expected_elements, string $expected_readable_string) {
        $this->enableModules([
            'ckeditor5_plugin_elements_test',
        ]);
        $text_editor = Editor::create([
            'format' => 'dummy',
            'editor' => 'ckeditor5',
            'settings' => $text_editor_settings,
            'image_upload' => [],
        ]);
        FilterFormat::create([
            'format' => 'dummy',
            'name' => 'dummy',
        ])->save();
        $this->assertConfigSchema($this->typedConfig, $text_editor->getConfigDependencyName(), $text_editor->toArray());
        $provided_elements = $this->manager
            ->getProvidedElements($plugins, $text_editor);
        $this->assertSame($expected_elements, $provided_elements);
        $this->assertSame($expected_readable_string, (new HTMLRestrictions($provided_elements))->toFilterHtmlAllowedTagsString());
    }
    
    /**
     * Provides uses cases enabling different elements and the expected results.
     */
    public function providerTestProvidedElements() : array {
        $text_align_classes = [
            'text-align-left' => TRUE,
            'text-align-center' => TRUE,
            'text-align-right' => TRUE,
            'text-align-justify' => TRUE,
        ];
        return [
            'sourceEditing' => [
                'plugins' => [
                    'ckeditor5_sourceEditing',
                ],
                'text_editor_settings' => [],
                'expected_elements' => [],
                'expected_readable_string' => '',
            ],
            'imageResize' => [
                'plugins' => [
                    'ckeditor5_imageResize',
                ],
                'text_editor_settings' => [],
                'expected_elements' => [],
                'expected_readable_string' => '',
            ],
            'language' => [
                'plugins' => [
                    'ckeditor5_language',
                ],
                'text_editor_settings' => [],
                'expected_elements' => [
                    'span' => [
                        'lang' => TRUE,
                        'dir' => TRUE,
                    ],
                ],
                'expected_readable_string' => '<span lang dir>',
            ],
            'alignment and heading' => [
                'plugins' => [
                    'ckeditor5_alignment',
                    'ckeditor5_heading',
                    'ckeditor5_paragraph',
                ],
                'text_editor_settings' => [
                    'plugins' => [
                        'ckeditor5_heading' => Heading::DEFAULT_CONFIGURATION,
                    ],
                ],
                'expected_elements' => [
                    'p' => [
                        'class' => $text_align_classes,
                    ],
                    'h2' => [
                        'class' => $text_align_classes,
                    ],
                    'h3' => [
                        'class' => $text_align_classes,
                    ],
                    'h4' => [
                        'class' => $text_align_classes,
                    ],
                    'h5' => [
                        'class' => $text_align_classes,
                    ],
                    'h6' => [
                        'class' => $text_align_classes,
                    ],
                ],
                'expected_readable_string' => '<p class="text-align-left text-align-center text-align-right text-align-justify"> <h2 class="text-align-left text-align-center text-align-right text-align-justify"> <h3 class="text-align-left text-align-center text-align-right text-align-justify"> <h4 class="text-align-left text-align-center text-align-right text-align-justify"> <h5 class="text-align-left text-align-center text-align-right text-align-justify"> <h6 class="text-align-left text-align-center text-align-right text-align-justify">',
            ],
            'alignment and heading, but all class values allowed for headings' => [
                'plugins' => [
                    'ckeditor5_alignment',
                    'ckeditor5_heading',
                    'ckeditor5_paragraph',
                    'ckeditor5_plugin_elements_test_headingsUseClassAnyValue',
                ],
                'text_editor_settings' => [
                    'plugins' => [
                        'ckeditor5_heading' => Heading::DEFAULT_CONFIGURATION,
                    ],
                ],
                'expected_elements' => [
                    'p' => [
                        'class' => $text_align_classes,
                    ],
                    'h2' => [
                        'class' => TRUE,
                    ],
                    'h3' => [
                        'class' => TRUE,
                    ],
                    'h4' => [
                        'class' => TRUE,
                    ],
                    'h5' => [
                        'class' => TRUE,
                    ],
                    'h6' => [
                        'class' => TRUE,
                    ],
                    'h1' => [
                        'class' => TRUE,
                    ],
                ],
                'expected_readable_string' => '<p class="text-align-left text-align-center text-align-right text-align-justify"> <h2 class> <h3 class> <h4 class> <h5 class> <h6 class> <h1 class>',
            ],
            'heading text container combo' => [
                'plugins' => [
                    'ckeditor5_plugin_elements_test_headingCombo',
                    'ckeditor5_paragraph',
                ],
                'text_editor_settings' => [
                    'plugins' => [],
                ],
                'expected_elements' => [
                    'p' => [
                        'data-everytextcontainer' => TRUE,
                    ],
                    'h1' => [
                        'data-justheading' => TRUE,
                        'data-everytextcontainer' => TRUE,
                    ],
                ],
                'expected_readable_string' => '<p data-everytextcontainer> <h1 data-justheading data-everytextcontainer>',
            ],
            'headings plus headings with attributes' => [
                'plugins' => [
                    'ckeditor5_plugin_elements_test_headingsWithOtherAttributes',
                    'ckeditor5_heading',
                ],
                'text_editor_settings' => [
                    'plugins' => [
                        'ckeditor5_heading' => Heading::DEFAULT_CONFIGURATION,
                    ],
                ],
                'expected_elements' => [
                    'h2' => [
                        'class' => [
                            'additional-allowed-class' => TRUE,
                        ],
                    ],
                    'h3' => [
                        'data-just-h3' => TRUE,
                        'data-just-h3-limited' => [
                            'i-am-the-only-allowed-value' => TRUE,
                        ],
                    ],
                    'h4' => FALSE,
                    'h5' => [
                        'data-just-h5-limited' => [
                            'first-allowed-value' => TRUE,
                            'second-allowed-value' => TRUE,
                        ],
                    ],
                    'h6' => FALSE,
                    'h1' => [
                        'data-just-h1' => TRUE,
                    ],
                ],
                'expected_readable_string' => '<h2 class="additional-allowed-class"> <h3 data-just-h3 data-just-h3-limited="i-am-the-only-allowed-value"> <h4> <h5 data-just-h5-limited="first-allowed-value second-allowed-value"> <h6> <h1 data-just-h1>',
            ],
            'headings plus headings with attributes and alignment' => [
                'plugins' => [
                    'ckeditor5_plugin_elements_test_headingsWithOtherAttributes',
                    'ckeditor5_heading',
                    'ckeditor5_alignment',
                ],
                'text_editor_settings' => [
                    'plugins' => [
                        'ckeditor5_heading' => Heading::DEFAULT_CONFIGURATION,
                    ],
                ],
                'expected_elements' => [
                    'h2' => [
                        'class' => [
                            'additional-allowed-class' => TRUE,
                        ] + $text_align_classes,
                    ],
                    'h3' => [
                        'data-just-h3' => TRUE,
                        'data-just-h3-limited' => [
                            'i-am-the-only-allowed-value' => TRUE,
                        ],
                        'class' => $text_align_classes,
                    ],
                    'h4' => [
                        'class' => $text_align_classes,
                    ],
                    'h5' => [
                        'data-just-h5-limited' => [
                            'first-allowed-value' => TRUE,
                            'second-allowed-value' => TRUE,
                        ],
                        'class' => $text_align_classes,
                    ],
                    'h6' => [
                        'class' => $text_align_classes,
                    ],
                    'h1' => [
                        'data-just-h1' => TRUE,
                        'class' => $text_align_classes,
                    ],
                ],
                'expected_readable_string' => '<h2 class="additional-allowed-class text-align-left text-align-center text-align-right text-align-justify"> <h3 data-just-h3 data-just-h3-limited="i-am-the-only-allowed-value" class="text-align-left text-align-center text-align-right text-align-justify"> <h4 class="text-align-left text-align-center text-align-right text-align-justify"> <h5 data-just-h5-limited="first-allowed-value second-allowed-value" class="text-align-left text-align-center text-align-right text-align-justify"> <h6 class="text-align-left text-align-center text-align-right text-align-justify"> <h1 data-just-h1 class="text-align-left text-align-center text-align-right text-align-justify">',
            ],
        ];
    }
    
    /**
     * Tests the logic of findPluginSupportingElement.
     *
     * When multiple plugins support a given tag, this method decides which plugin
     * to return based on which provides the broadest attribute support.
     *
     * @covers \Drupal\ckeditor5\Plugin\CKEditor5PluginManager::findPluginSupportingElement
     *
     * @dataProvider providerTestPluginSupportingElement
     */
    public function testPluginSupportingElement(string $tag, ?string $expected_plugin_id) {
        $this->enableModules([
            'ckeditor5_definition_supporting_element',
        ]);
        $plugin_id = $this->manager
            ->findPluginSupportingElement($tag);
        $this->assertSame($expected_plugin_id, $plugin_id);
    }
    
    /**
     * Provides use cases for findPluginSupportingElement().
     */
    public function providerTestPluginSupportingElement() {
        return [
            'tag that belongs to a superset' => [
                'tag' => 'h2',
                'expected_plugin' => 'ckeditor5_heading',
            ],
            'tag only available as tag' => [
                'tag' => 'nav',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_just_nav',
            ],
            'between just tag, full use of class, and constrained use of class, return full use of class' => [
                'tag' => 'article',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_article_class',
            ],
            'between just tag and full use of class, return full use of class' => [
                'tag' => 'footer',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_footer_class',
            ],
            'between just tag and constrained use of class, return constrained use of class' => [
                'tag' => 'aside',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_aside_class_with_values',
            ],
            'between full use of class and constrained use of class, return full use of class' => [
                'tag' => 'main',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_main_class',
            ],
            'between one plugin allows one attribute, second allows two, return the one that allows two' => [
                'tag' => 'figure',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_figure_two_attrib',
            ],
            'between one plugin allows one attribute, second allows two (but appearing in opposite order), still return the one that allows two' => [
                'tag' => 'dialog',
                'expected_plugin' => 'ckeditor5_definition_supporting_element_dialog_two_attrib',
            ],
            'tag that belongs to a plugin with conditions' => [
                'tag' => 'drupal-media',
                'expected_plugin' => NULL,
            ],
        ];
    }
    
    /**
     * @covers \Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition::validateCKEditor5Aspects()
     */
    public function testAutomaticLinkDecoratorsDisallowed() : void {
        $this->expectException(InvalidPluginDefinitionException::class);
        $this->expectExceptionMessage('The "ckeditor5_automatic_link_decorator_test_llamaClass" CKEditor 5 plugin definition specifies an automatic decorator, this is not supported. Use the Drupal filter system instead.');
        $this->enableModules([
            'ckeditor5_automatic_link_decorator_test',
        ]);
        $this->manager
            ->getDefinitions();
    }
    
    /**
     * @covers \Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition::validateCKEditor5Aspects()
     */
    public function testExternalLinkAutomaticLinkDecoratorDisallowed() : void {
        $this->expectException(InvalidPluginDefinitionException::class);
        $this->expectExceptionMessage('The "ckeditor5_automatic_link_decorator_test_2_addTargetToExternalLinks" CKEditor 5 plugin definition specifies an automatic decorator, this is not supported. Use the Drupal filter system instead.');
        $this->enableModules([
            'ckeditor5_automatic_link_decorator_test_2',
        ]);
        $this->manager
            ->getDefinitions();
    }
    
    /**
     * @covers ::getDiscovery
     * @dataProvider providerTestDerivedPluginDefinitions
     */
    public function testDerivedPluginDefinitions(string $yaml, ?string $expected_message, array $additional_files = [], ?array $expected_derived_plugin_definitions = NULL) : void {
        if ($expected_message) {
            $this->expectException(InvalidPluginDefinitionException::class);
            $this->expectExceptionMessage($expected_message);
        }
        $container = $this->mockModuleInVfs('ckeditor5_derived_plugin', $yaml, $additional_files);
        $actual_definitions = $container->get('plugin.manager.ckeditor5.plugin')
            ->getDefinitions();
        $this->assertEquals($expected_derived_plugin_definitions, $actual_definitions);
    }
    
    /**
     * Data provider.
     *
     * @return \Generator
     *   Test scenarios.
     */
    public function providerTestDerivedPluginDefinitions() : \Generator {
        // Defaults inherited from CKEditor5AspectsOfCKEditor5Plugin.
        $ckeditor5_aspects_defaults = get_class_vars(CKEditor5AspectsOfCKEditor5Plugin::class);
        // Defaults inherited from DrupalAspectsOfCKEditor5Plugin.
        $drupal_aspects_defaults = get_class_vars(DrupalAspectsOfCKEditor5Plugin::class);
        $simple_deriver_additional_files = [
            'src' => [
                'Plugin' => [
                    'CKEditor5Plugin' => [
                        'SimpleDeriver.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;
use Drupal\Component\Plugin\Derivative\DeriverBase;
class SimpleDeriver extends DeriverBase {
  public function getDerivativeDefinitions($base_plugin_definition) {
    assert($base_plugin_definition instanceof CKEditor5PluginDefinition);
    foreach (['bar', 'baz'] as $id) {
      $definition = $base_plugin_definition->toArray();
      $definition['id'] = $id;
      $definition['drupal']['label'] = sprintf("Foo %s", $id);
      $this->derivatives[$id] = new CKEditor5PluginDefinition($definition);
    }
    return $this->derivatives;
  }
}
PHP
,
                    ],
                ],
            ],
        ];
        (yield 'INVALID: simple deriver but without `drupal.elements` in the base definition and it not getting set by the deriver' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  ckeditor5:
    plugins: {}
  drupal:
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver
YAML
,
            'The "ckeditor5_derived_plugin_foo:bar" CKEditor 5 derived plugin definition must contain a "drupal.elements" key.',
            $simple_deriver_additional_files,
        ]);
        (yield 'INVALID: simple deriver but without `ckeditor5.plugins` in the base definition and it not getting set by the deriver' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  ckeditor5: {}
  drupal:
    elements: false
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver
YAML
,
            'The "ckeditor5_derived_plugin_foo:bar" CKEditor 5 derived plugin definition must contain a "ckeditor5.plugins" key.',
            $simple_deriver_additional_files,
        ]);
        (yield 'INVALID: simple deriver but without `ckeditor5` in the base definition and it not getting set by the deriver' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  drupal:
    elements: false
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver
YAML
,
            'The "ckeditor5_derived_plugin_foo:bar" CKEditor 5 derived plugin definition must contain a "ckeditor5" key.',
            $simple_deriver_additional_files,
        ]);
        (yield 'INVALID: simple deriver which returns arrays instead of CKEditor5PluginDefinition instances' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  ckeditor5:
    plugins: {}
  drupal:
    elements: false
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver
YAML
,
            'The "ckeditor5_derived_plugin_foo:bar" CKEditor 5 plugin definition must extend Drupal\\ckeditor5\\Plugin\\CKEditor5PluginDefinition',
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'SimpleDeriver.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;
use Drupal\Component\Plugin\Derivative\DeriverBase;
class SimpleDeriver extends DeriverBase {
  public function getDerivativeDefinitions($base_plugin_definition) {
    assert($base_plugin_definition instanceof CKEditor5PluginDefinition);
    foreach (['bar', 'baz'] as $id) {
      $definition = $base_plugin_definition->toArray();
      $definition['id'] = $id;
      $definition['drupal']['label'] = sprintf("Foo %s", $id);
      $this->derivatives[$id] = $definition;
    }
    return $this->derivatives;
  }
}
PHP
,
                        ],
                    ],
                ],
            ],
        ]);
        (yield 'VALID: simple deriver, base definition in YAML' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  ckeditor5:
    plugins: {}
  drupal:
    elements: false
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver
YAML
,
            NULL,
            $simple_deriver_additional_files,
            [
                'ckeditor5_derived_plugin_foo:bar' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:bar',
                    'ckeditor5' => [
                        'plugins' => [],
                    ] + $ckeditor5_aspects_defaults,
                    'drupal' => [
                        'label' => 'Foo bar',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
                'ckeditor5_derived_plugin_foo:baz' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:baz',
                    'ckeditor5' => [
                        'plugins' => [],
                    ] + $ckeditor5_aspects_defaults,
                    'drupal' => [
                        'label' => 'Foo baz',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
            ],
        ]);
        (yield 'VALID: simple deriver, base definition in PHP' => [
            '',
            NULL,
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'Foo.php' => <<<'PHP'
<?php
declare(strict_types = 1);
namespace Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefault;
/**
 * @CKEditor5Plugin(
 *   id = "ckeditor5_derived_plugin_foo",
 *   ckeditor5 = @CKEditor5AspectsOfCKEditor5Plugin(
 *     plugins = {},
 *   ),
 *   drupal = @DrupalAspectsOfCKEditor5Plugin(
 *     elements = false,
 *     deriver = "Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin\SimpleDeriver",
 *   )
 * )
 */
class Foo extends CKEditor5PluginDefault {
}
PHP
,
                            'SimpleDeriver.php' => $simple_deriver_additional_files['src']['Plugin']['CKEditor5Plugin']['SimpleDeriver.php'],
                        ],
                    ],
                ],
            ],
            [
                'ckeditor5_derived_plugin_foo:bar' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:bar',
                    'ckeditor5' => [
                        'plugins' => [],
                    ] + $ckeditor5_aspects_defaults,
                    'drupal' => [
                        'class' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\Foo',
                        'label' => 'Foo bar',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
                'ckeditor5_derived_plugin_foo:baz' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:baz',
                    'ckeditor5' => [
                        'plugins' => [],
                    ] + $ckeditor5_aspects_defaults,
                    'drupal' => [
                        'class' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\Foo',
                        'label' => 'Foo baz',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\SimpleDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
            ],
        ]);
        (yield 'VALID: minimal base plugin definition, maximal deriver' => [
            <<<YAML
# Minimal annotation key-value pairs set in the YAML, most set in the deriver.
ckeditor5_derived_plugin_foo:
  drupal:
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\MaximalDeriver
YAML
,
            NULL,
            [
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'MaximalDeriver.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;
use Drupal\Component\Plugin\Derivative\DeriverBase;
class MaximalDeriver extends DeriverBase {
  public function getDerivativeDefinitions($base_plugin_definition) {
    assert($base_plugin_definition instanceof CKEditor5PluginDefinition);
    foreach (['A', 'B'] as $id) {
      $definition = $base_plugin_definition->toArray();
      $definition['id'] = $id;
      $definition['drupal']['label'] = sprintf("Foo %s", $id);
      $definition['drupal']['elements'] = FALSE;
      $definition['ckeditor5']['plugins'] = [];
      $this->derivatives[$id] = new CKEditor5PluginDefinition($definition);
    }
    return $this->derivatives;
  }
}
PHP
,
                        ],
                    ],
                ],
            ],
            [
                'ckeditor5_derived_plugin_foo:A' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:A',
                    'ckeditor5' => [
                        'plugins' => [],
                    ],
                    'drupal' => [
                        'label' => 'Foo A',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\MaximalDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
                'ckeditor5_derived_plugin_foo:B' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:B',
                    'ckeditor5' => [
                        'plugins' => [],
                    ],
                    'drupal' => [
                        'label' => 'Foo B',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\MaximalDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
            ],
        ]);
        (yield 'VALID: container-dependent deriver' => [
            <<<YAML
ckeditor5_derived_plugin_foo:
  ckeditor5:
    plugins: {}
  drupal:
    elements: false
    deriver: Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\ContainerDependentDeriver
YAML
,
            NULL,
            [
                'config' => [
                    'schema' => [
                        'ckeditor5_derived_plugin.schema.yml' => <<<YAML
ckeditor5.plugin.ckeditor5_derived_plugin:
  type: mapping
  label: 'Foo'
  mapping:
    foo:
      type: boolean
      label: 'Foo'
YAML
,
                    ],
                ],
                'src' => [
                    'Plugin' => [
                        'CKEditor5Plugin' => [
                            'ContainerDependentDeriver.php' => <<<'PHP'
<?php
namespace Drupal\ckeditor5_derived_plugin\Plugin\CKEditor5Plugin;
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;
use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Authentication\AuthenticationCollectorInterface;
use Drupal\Core\Entity\EntityTypeRepositoryInterface;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class ContainerDependentDeriver extends DeriverBase implements ContainerDeriverInterface {
  protected $authenticationCollector;
  public function __construct(AuthenticationCollectorInterface $authentication_collector) {
    $this->authenticationCollector = $authentication_collector;
  }
  public static function create(ContainerInterface $container, $base_plugin_id) {
    assert($base_plugin_id === 'ckeditor5_derived_plugin_foo');
    return new static($container->get('authentication_collector'));
  }
  public function getDerivativeDefinitions($base_plugin_definition) {
    assert($base_plugin_definition instanceof CKEditor5PluginDefinition);
    $authentication_providers = array_keys($this->authenticationCollector->getSortedProviders());
    foreach ($authentication_providers as $id) {
      $definition = $base_plugin_definition->toArray();
      $definition['id'] = $id;
      $definition['drupal']['label'] = sprintf("Foo %s", $id);
      $this->derivatives[$definition['id']] = new CKEditor5PluginDefinition($definition);
    }
    return $this->derivatives;
  }
}
PHP
,
                        ],
                    ],
                ],
            ],
            [
                'ckeditor5_derived_plugin_foo:cookie' => new CKEditor5PluginDefinition([
                    'provider' => 'ckeditor5_derived_plugin',
                    'id' => 'ckeditor5_derived_plugin_foo:cookie',
                    'ckeditor5' => [
                        'plugins' => [],
                    ] + $ckeditor5_aspects_defaults,
                    'drupal' => [
                        'label' => 'Foo cookie',
                        'elements' => FALSE,
                        'deriver' => 'Drupal\\ckeditor5_derived_plugin\\Plugin\\CKEditor5Plugin\\ContainerDependentDeriver',
                    ] + $drupal_aspects_defaults,
                ]),
            ],
        ]);
    }

}

Classes

Title Deprecated Summary
CKEditor5PluginManagerTest Tests different ways of enabling CKEditor 5 plugins.

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