8 string references to plugin.manager.ckeditor5.plugin in Drupal 10

CKEditor4to5UpgradeCompletenessTest::setUp in core/modules/ckeditor5/tests/src/Kernel/CKEditor4to5UpgradeCompletenessTest.php

CKEditor5::create in core/modules/ckeditor5/src/Plugin/Editor/CKEditor5.php

CKEditor5PluginManagerTest::setUp in core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php

CKEditor5PluginManagerTest::testEnabledPlugins in core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php

Tests the enabling of plugins.

CKEditor5PluginManagerTest::testInvalidPluginDefinitions in core/modules/ckeditor5/tests/src/Kernel/CKEditor5PluginManagerTest.php

@covers \Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition::__construct() @dataProvider providerTestInvalidPluginDefinitions

ConfigurablePluginTest::setUp in core/modules/ckeditor5/tests/src/Kernel/ConfigurablePluginTest.php

Heading::validChoices in core/modules/ckeditor5/src/Plugin/CKEditor5Plugin/Heading.php

Computes all valid choices for the "enabled_headings" setting.

WildcardHtmlSupportTest::setUp in core/modules/ckeditor5/tests/src/Kernel/WildcardHtmlSupportTest.php