class MappingTest

class MappingTest extends KernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $configSchemaCheckerExclusions = [
        'config_schema_deprecated_test.settings',
    ];
    
    /**
     * @dataProvider providerMappingInterpretation
     */
    public function testMappingInterpretation(string $config_name, ?string $property_path, array $expected_valid_keys, array $expected_optional_keys, array $expected_dynamically_valid_keys) : void {
        // Some config needs some dependencies installed.
        switch ($config_name) {
            case 'block.block.branding':
                $this->enableModules([
                    'system',
                    'block',
                ]);
                
                /** @var \Drupal\Core\Extension\ThemeInstallerInterface $theme_installer */
                $theme_installer = $this->container
                    ->get('theme_installer');
                $theme_installer->install([
                    'stark',
                ]);
                Block::create([
                    'id' => 'branding',
                    'plugin' => 'system_branding_block',
                    'theme' => 'stark',
                    'status' => TRUE,
                    'settings' => [
                        'use_site_logo' => TRUE,
                        'use_site_name' => TRUE,
                        'use_site_slogan' => TRUE,
                        'label_display' => FALSE,
                        // TRICKY: these 4 are inherited from `type: block_settings`.
'status' => TRUE,
                        'info' => '',
                        'view_mode' => 'full',
                        'context_mapping' => [],
                    ],
                ])->save();
                break;
            case 'block.block.local_tasks':
                $this->enableModules([
                    'system',
                    'block',
                ]);
                
                /** @var \Drupal\Core\Extension\ThemeInstallerInterface $theme_installer */
                $theme_installer = $this->container
                    ->get('theme_installer');
                $theme_installer->install([
                    'stark',
                ]);
                Block::create([
                    'id' => 'local_tasks',
                    'plugin' => 'local_tasks_block',
                    'theme' => 'stark',
                    'status' => TRUE,
                    'settings' => [
                        'primary' => TRUE,
                        'secondary' => FALSE,
                        // TRICKY: these 4 are inherited from `type: block_settings`.
'status' => TRUE,
                        'info' => '',
                        'view_mode' => 'full',
                        'context_mapping' => [],
                    ],
                ])->save();
                break;
            case 'block.block.positively_powered___alternate_reality_with_fallback_type___':
                $this->enableModules([
                    'config_schema_add_fallback_type_test',
                ]);
                $id = 'positively_powered___alternate_reality_with_fallback_type___';
            case 'block.block.positively_powered':
                $this->enableModules([
                    'system',
                    'block',
                ]);
                
                /** @var \Drupal\Core\Extension\ThemeInstallerInterface $theme_installer */
                $theme_installer = $this->container
                    ->get('theme_installer');
                $theme_installer->install([
                    'stark',
                ]);
                Block::create([
                    'id' => $id ?? 'positively_powered',
                    'plugin' => 'system_powered_by_block',
                    'theme' => 'stark',
                    'status' => TRUE,
                    'settings' => [
                        'label_display' => FALSE,
                        // TRICKY: these 4 are inherited from `type: block_settings`.
'status' => TRUE,
                        'info' => '',
                        'view_mode' => 'full',
                        'context_mapping' => [],
                    ],
                    // Avoid showing "Powered by Drupal" on 404 responses.
'visibility' => [
                        'I_CAN_CHOOSE_THIS' => [
                            // This is what determines the
'id' => 'response_status',
                            'negate' => FALSE,
                            'status_codes' => [
                                404,
                            ],
                        ],
                    ],
                ])->save();
                break;
            case 'config_schema_deprecated_test.settings':
                $this->enableModules([
                    'config_schema_deprecated_test',
                ]);
                $config = $this->config('config_schema_deprecated_test.settings');
                // @see \Drupal\KernelTests\Core\Config\ConfigSchemaDeprecationTest
                $config->set('complex_structure_deprecated.type', 'fruits')
                    ->set('complex_structure_deprecated.products', [
                    'apricot',
                    'apple',
                ])
                    ->save();
                break;
            case 'editor.editor.funky':
                $this->enableModules([
                    'filter',
                    'editor',
                    'ckeditor5',
                ]);
                FilterFormat::create([
                    'format' => 'funky',
                    'name' => 'Funky',
                ])->save();
                Editor::create([
                    'format' => 'funky',
                    'editor' => 'ckeditor5',
                    'image_upload' => [
                        'status' => FALSE,
                    ],
                ])->save();
                break;
            case 'field.field.node.config_mapping_test.comment_config_mapping_test':
                $this->enableModules([
                    'field',
                    'node',
                    'comment',
                    'taxonomy',
                    'config_mapping_test',
                ]);
                $this->assertNull(FieldConfig::load('node.config_mapping_test.comment_config_mapping_test'));
                // TRICKY: \Drupal\node\Entity\NodeType::$preview_mode uses
                // DRUPAL_OPTIONAL, which is defined in system.module.
                require_once 'core/modules/system/system.module';
                $this->installConfig([
                    'config_mapping_test',
                ]);
                $this->assertNotNull(FieldConfig::load('node.config_mapping_test.comment_config_mapping_test'));
                break;
        }
        
        /** @var \Drupal\Core\Config\TypedConfigManagerInterface $typed_config_manager */
        $typed_config_manager = \Drupal::service('config.typed');
        $mapping = $typed_config_manager->get($config_name);
        if ($property_path) {
            $mapping = $mapping->get($property_path);
        }
        assert($mapping instanceof Mapping);
        $expected_required_keys = array_values(array_diff($expected_valid_keys, $expected_optional_keys));
        $this->assertSame($expected_valid_keys, $mapping->getValidKeys());
        $this->assertSame($expected_required_keys, $mapping->getRequiredKeys());
        $this->assertSame($expected_dynamically_valid_keys, $mapping->getDynamicallyValidKeys());
        $this->assertSame($expected_optional_keys, $mapping->getOptionalKeys());
    }
    
    /**
     * Provides test cases for all kinds of i) dynamic typing, ii) optional keys.
     *
     * @see https://www.drupal.org/files/ConfigSchemaCheatSheet2.0.pdf
     *
     * @return \Generator
     */
    public static function providerMappingInterpretation() : \Generator {
        $available_block_settings_types = [
            'block.settings.field_block:*:*:*' => [
                'formatter',
            ],
            'block.settings.extra_field_block:*:*:*' => [
                'formatter',
            ],
            'block.settings.system_branding_block' => [
                'use_site_logo',
                'use_site_name',
                'use_site_slogan',
            ],
            'block.settings.system_menu_block:*' => [
                'level',
                'depth',
                'expand_all_items',
            ],
            'block.settings.local_tasks_block' => [
                'primary',
                'secondary',
            ],
        ];
        // A simple config often is just a single Mapping object.
        (yield 'No dynamic type: core.extension' => [
            'core.extension',
            NULL,
            [
                // Keys inherited from `type: config_object`.
                // @see core/config/schema/core.data_types.schema.yml
'_core',
                'langcode',
                // Keys defined locally, in `type: core.extension`.
                // @see core/config/schema/core.extension.schema.yml
'module',
                'theme',
                'profile',
            ],
            [
                '_core',
                'langcode',
                'profile',
            ],
            [],
        ]);
        // Special case: deprecated  is needed for deprecated config schema:
        // - deprecated keys are treated as optional
        // - if a deprecated property path is itself a mapping, then the keys inside
        //   are not optional
        (yield 'No dynamic type: config_schema_deprecated_test.settings' => [
            'config_schema_deprecated_test.settings',
            NULL,
            [
                // Keys inherited from `type: config_object`.
                // @see core/config/schema/core.data_types.schema.yml
'_core',
                'langcode',
                // Keys defined locally, in `type: config_schema_deprecated_test.settings`.
                // @see core/modules/config/tests/config_schema_deprecated_test/config/schema/config_schema_deprecated_test.schema.yml
'complex_structure_deprecated',
            ],
            [
                '_core',
                'langcode',
                'complex_structure_deprecated',
            ],
            [],
        ]);
        (yield 'No dynamic type: config_schema_deprecated_test.settings:complex_structure_deprecated' => [
            'config_schema_deprecated_test.settings',
            'complex_structure_deprecated',
            [
                // Keys defined locally, in `type: config_schema_deprecated_test.settings`.
                // @see core/modules/config/tests/config_schema_deprecated_test/config/schema/config_schema_deprecated_test.schema.yml
'type',
                'products',
            ],
            [],
            [],
        ]);
        // A config entity is always a Mapping at the top level, but most nesting is
        // also using Mappings (unless the keys are free to be chosen, then a
        // Sequence would be used).
        (yield 'No dynamic type: block.block.branding' => [
            'block.block.branding',
            NULL,
            [
                // Keys inherited from `type: config_entity`.
                // @see core/config/schema/core.data_types.schema.yml
'uuid',
                'langcode',
                'status',
                'dependencies',
                'third_party_settings',
                '_core',
                // Keys defined locally, in `type: block.block.*`.
                // @see core/modules/block/config/schema/block.schema.yml
'id',
                'theme',
                'region',
                'weight',
                'provider',
                'plugin',
                'settings',
                'visibility',
            ],
            [
                'third_party_settings',
                '_core',
            ],
            [],
        ]);
        // An example of nested Mapping objects in config entities.
        (yield 'No dynamic type: block.block.branding:dependencies' => [
            'block.block.branding',
            'dependencies',
            [
                // Keys inherited from `type: config_dependencies_base`.
                // @see core/config/schema/core.data_types.schema.yml
'config',
                'content',
                'module',
                'theme',
                // Keys defined locally, in `type: config_dependencies`.
                // @see core/config/schema/core.data_types.schema.yml
'enforced',
            ],
            // All these keys are optional!
[
                'config',
                'content',
                'module',
                'theme',
                'enforced',
            ],
            [],
        ]);
        // Three examples of `[%parent]`-based dynamic typing in config schema, and
        // the consequences on what keys are considered valid: the first 2 depend
        // on the block plugin being used using a single `%parent`, the third
        // depends on the field plugin being used using a double `%parent`.
        // See `type: block.block.*` which uses
        // `type: block.settings.[%parent.plugin]`, and `type: field_config_base`
        // which uses `type: field.value.[%parent.%parent.field_type]`.
        (yield 'Dynamic type with [%parent]: block.block.branding:settings' => [
            'block.block.branding',
            'settings',
            [
                // Keys inherited from `type: block.settings.*`, which in turn is
                // inherited from `type: block_settings`.
                // @see core/config/schema/core.data_types.schema.yml
'id',
                'label',
                'label_display',
                'provider',
                'status',
                'info',
                'view_mode',
                'context_mapping',
                // Keys defined locally, in `type: block.settings.system_branding_block`.
                // @see core/modules/block/config/schema/block.schema.yml
$available_block_settings_types['block.settings.system_branding_block'],
            ],
            [],
            $available_block_settings_types,
        ]);
        (yield 'Dynamic type with [%parent]: block.block.local_tasks:settings' => [
            'block.block.local_tasks',
            'settings',
            [
                // Keys inherited from `type: block.settings.*`, which in turn is
                // inherited from `type: block_settings`.
                // @see core/config/schema/core.data_types.schema.yml
'id',
                'label',
                'label_display',
                'provider',
                'status',
                'info',
                'view_mode',
                'context_mapping',
                // Keys defined locally, in `type: block.settings.local_tasks_block`.
                // @see core/modules/system/config/schema/system.schema.yml
$available_block_settings_types['block.settings.local_tasks_block'],
            ],
            [],
            $available_block_settings_types,
        ]);
        (yield 'Dynamic type with [%parent.%parent]: field.field.node.config_mapping_test.comment_config_mapping_test:default_value.0' => [
            'field.field.node.config_mapping_test.comment_config_mapping_test',
            'default_value.0',
            [
                // Keys defined locally, in `type: field.value.comment`.
                // @see core/modules/comment/config/schema/comment.schema.yml
'status',
                'cid',
                'last_comment_timestamp',
                'last_comment_name',
                'last_comment_uid',
                'comment_count',
            ],
            [],
            [
                'field.value.string' => [
                    'value',
                ],
                'field.value.string_long' => [
                    'value',
                ],
                'field.value.uri' => [
                    'value',
                ],
                'field.value.created' => [
                    'value',
                ],
                'field.value.changed' => [
                    'value',
                ],
                'field.value.entity_reference' => [
                    'target_id',
                    'target_uuid',
                ],
                'field.value.boolean' => [
                    'value',
                ],
                'field.value.email' => [
                    'value',
                ],
                'field.value.integer' => [
                    'value',
                ],
                'field.value.decimal' => [
                    'value',
                ],
                'field.value.float' => [
                    'value',
                ],
                'field.value.timestamp' => [
                    'value',
                ],
                'field.value.comment' => [
                    'status',
                    'cid',
                    'last_comment_timestamp',
                    'last_comment_name',
                    'last_comment_uid',
                    'comment_count',
                ],
            ],
        ]);
        // An example of `[childkey]`-based dynamic mapping typing in config schema,
        // for a mapping inside a sequence: the `id` key-value pair in the mapping
        // determines the type of the mapping. The key in the sequence whose value
        // is the mapping is irrelevant, it can be arbitrarily chosen.
        // See `type: block.block.*` which uses `type: condition.plugin.[id]`.
        (yield 'Dynamic type with [childkey]: block.block.positively_powered:visibility.I_CAN_CHOOSE_THIS' => [
            'block.block.positively_powered',
            'visibility.I_CAN_CHOOSE_THIS',
            [
                // Keys inherited from `type: condition.plugin`.
                // @see core/config/schema/core.data_types.schema.yml
'id',
                'negate',
                'uuid',
                'context_mapping',
                // Keys defined locally, in `type: condition.plugin.response_status`.
                // @see core/modules/system/config/schema/system.schema.yml
'status_codes',
            ],
            [],
            // Note the presence of `id`, `negate`, `uuid` and `context_mapping` here.
            // That's because there is no `condition.plugin.*` type that specifies
            // defaults. Each individual condition plugin has the freedom to deviate
            // from this approach!
[
                'condition.plugin.entity_bundle:*' => [
                    'id',
                    'negate',
                    'uuid',
                    'context_mapping',
                    'bundles',
                ],
                'condition.plugin.request_path' => [
                    'id',
                    'negate',
                    'uuid',
                    'context_mapping',
                    'pages',
                ],
                'condition.plugin.response_status' => [
                    'id',
                    'negate',
                    'uuid',
                    'context_mapping',
                    'status_codes',
                ],
                'condition.plugin.current_theme' => [
                    'id',
                    'negate',
                    'uuid',
                    'context_mapping',
                    'theme',
                ],
            ],
        ]);
        // Same, but what if `type: condition.plugin.*` would have existed?
        // @see core/modules/config/tests/config_schema_add_fallback_type_test/config/schema/config_schema_add_fallback_type_test.schema.yml
        (yield 'Dynamic type with [childkey]: block.block.positively_powered___alternate_reality_with_fallback_type___:visibility' => [
            'block.block.positively_powered___alternate_reality_with_fallback_type___',
            'visibility.I_CAN_CHOOSE_THIS',
            [
                // Keys inherited from `type: condition.plugin`.
                // @see core/config/schema/core.data_types.schema.yml
'id',
                'negate',
                'uuid',
                'context_mapping',
                // Keys defined locally, in `type: condition.plugin.response_status`.
                // @see core/modules/system/config/schema/system.schema.yml
'status_codes',
            ],
            [],
            // Note the ABSENCE of `id`, `negate`, `uuid` and `context_mapping`
            // compared to the previous test case, because now the
            // `condition.plugin.*` type does exist.
[
                'condition.plugin.entity_bundle:*' => [
                    'bundles',
                ],
                'condition.plugin.request_path' => [
                    'pages',
                ],
                'condition.plugin.response_status' => [
                    'status_codes',
                ],
                'condition.plugin.current_theme' => [
                    'theme',
                ],
            ],
        ]);
        // An example of `[%key]`-based dynamic mapping typing in config schema: the
        // key in the sequence determines the type of the mapping. Unlike the above
        // `[childkey]` example, the key has meaning here.
        // See `type: editor.settings.ckeditor5`, which uses
        // `type: ckeditor5.plugin.[%key]`.
        (yield 'Dynamic type with [%key]: editor.editor.funky:settings.plugins.ckeditor5_heading' => [
            'editor.editor.funky',
            'settings.plugins.ckeditor5_heading',
            [
                // Keys defined locally, in `type: ckeditor5.plugin.ckeditor5_heading`.
                // @see core/modules/ckeditor5/config/schema/ckeditor5.schema.yml
'enabled_headings',
            ],
            [],
            [
                'ckeditor5.plugin.ckeditor5_language' => [
                    'language_list',
                ],
                'ckeditor5.plugin.ckeditor5_heading' => [
                    'enabled_headings',
                ],
                'ckeditor5.plugin.ckeditor5_imageResize' => [
                    'allow_resize',
                ],
                'ckeditor5.plugin.ckeditor5_sourceEditing' => [
                    'allowed_tags',
                ],
                'ckeditor5.plugin.ckeditor5_alignment' => [
                    'enabled_alignments',
                ],
                'ckeditor5.plugin.ckeditor5_list' => [
                    'properties',
                    'multiBlock',
                ],
                'ckeditor5.plugin.media_media' => [
                    'allow_view_mode_override',
                ],
                'ckeditor5.plugin.ckeditor5_codeBlock' => [
                    'languages',
                ],
                'ckeditor5.plugin.ckeditor5_style' => [
                    'styles',
                ],
            ],
        ]);
    }
    
    /**
     * @testWith [false, 42, "The mapping definition at `foobar` is invalid: its `invalid` key contains a integer. It must be an array."]
     *           [false, 10.2, "The mapping definition at `foobar` is invalid: its `invalid` key contains a double. It must be an array."]
     *           [false, "type", "The mapping definition at `foobar` is invalid: its `invalid` key contains a string. It must be an array."]
     *           [false, false, "The mapping definition at `foobar` is invalid: its `invalid` key contains a boolean. It must be an array."]
     *           [true, 42, "The mapping definition at `my_module.settings:foobar` is invalid: its `invalid` key contains a integer. It must be an array."]
     *           [true, 10.2, "The mapping definition at `my_module.settings:foobar` is invalid: its `invalid` key contains a double. It must be an array."]
     *           [true, "type", "The mapping definition at `my_module.settings:foobar` is invalid: its `invalid` key contains a string. It must be an array."]
     *           [true, false, "The mapping definition at `my_module.settings:foobar` is invalid: its `invalid` key contains a boolean. It must be an array."]
     */
    public function testInvalidMappingKeyDefinition(bool $has_parent, mixed $invalid_key_definition, string $expected_message) : void {
        $definition = new MapDataDefinition([
            'type' => 'mapping',
            'mapping' => [
                'valid' => [
                    'type' => 'boolean',
                    'label' => 'This is a valid key-value pair in this mapping',
                ],
                'invalid' => $invalid_key_definition,
            ],
        ]);
        $parent = NULL;
        if ($has_parent) {
            $parent = new Mapping(new MapDataDefinition([
                'type' => 'mapping',
                'mapping' => [],
            ]), 'my_module.settings');
        }
        $this->expectException(\LogicException::class);
        $this->expectExceptionMessage($expected_message);
        new Mapping($definition, 'foobar', $parent);
    }
    
    /**
     * @testWith [true]
     *           [1]
     *           ["true"]
     *           [0]
     *           ["false"]
     */
    public function testInvalidRequiredKeyFlag(mixed $required_key_flag_value) : void {
        $this->expectException(\LogicException::class);
        $this->expectExceptionMessage('The `requiredKey` flag must either be omitted or have `false` as the value.');
        new Mapping(new MapDataDefinition([
            'type' => 'mapping',
            'mapping' => [
                'something' => [
                    'requiredKey' => $required_key_flag_value,
                ],
            ],
        ]));
    }

}