class MigrateTaxonomyTermTranslationTest

class MigrateTaxonomyTermTranslationTest extends MigrateDrupal7TestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'comment',
        'content_translation',
        'datetime',
        'datetime_range',
        'image',
        'language',
        'link',
        'menu_ui',
        'node',
        'taxonomy',
        'telephone',
        'text',
    ];
    
    /**
     * The cached taxonomy tree items, keyed by vid and tid.
     *
     * @var array
     */
    protected $treeData = [];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installEntitySchema('comment');
        $this->installEntitySchema('file');
        $this->installEntitySchema('taxonomy_term');
        $this->migrateFields();
        $this->executeMigrations([
            'language',
            'd7_language_content_taxonomy_vocabulary_settings',
            'd7_taxonomy_vocabulary',
            'd7_taxonomy_term',
            'd7_entity_translation_settings',
            'd7_taxonomy_term_entity_translation',
            'd7_taxonomy_term_localized_translation',
            'd7_taxonomy_term_translation',
        ]);
    }
    
    /**
     * Validates a migrated term contains the expected values.
     *
     * @param int $id
     *   Entity ID to load and check.
     * @param string $expected_language
     *   The language code for this term.
     * @param string $expected_label
     *   The label the migrated entity should have.
     * @param string $expected_vid
     *   The parent vocabulary the migrated entity should have.
     * @param string|null $expected_description
     *   The description the migrated entity should have.
     * @param string|null $expected_format
     *   The format the migrated entity should have.
     * @param int $expected_weight
     *   The weight the migrated entity should have.
     * @param array $expected_parents
     *   The parent terms the migrated entity should have.
     * @param int $expected_field_integer_value
     *   The value the migrated entity field should have.
     * @param int $expected_term_reference_tid
     *   The term reference ID the migrated entity field should have.
     *
     * @internal
     */
    protected function assertEntity(int $id, string $expected_language, string $expected_label, string $expected_vid, ?string $expected_description = '', ?string $expected_format = NULL, int $expected_weight = 0, array $expected_parents = [], ?int $expected_field_integer_value = NULL, ?int $expected_term_reference_tid = NULL) : void {
        
        /** @var \Drupal\taxonomy\TermInterface $entity */
        $entity = Term::load($id);
        $this->assertInstanceOf(TermInterface::class, $entity);
        $this->assertSame($expected_language, $entity->language()
            ->getId());
        $this->assertSame($expected_label, $entity->label());
        $this->assertSame($expected_vid, $entity->bundle());
        $this->assertSame($expected_description, $entity->getDescription());
        $this->assertSame($expected_format, $entity->getFormat());
        $this->assertSame($expected_weight, $entity->getWeight());
        $this->assertHierarchy($expected_vid, $id, $expected_parents);
    }
    
    /**
     * Asserts that a term is present in the tree storage, with the right parents.
     *
     * @param string $vid
     *   Vocabulary ID.
     * @param int $tid
     *   ID of the term to check.
     * @param array $parent_ids
     *   The expected parent term IDs.
     *
     * @internal
     */
    protected function assertHierarchy(string $vid, int $tid, array $parent_ids) : void {
        if (!isset($this->treeData[$vid])) {
            $tree = \Drupal::entityTypeManager()->getStorage('taxonomy_term')
                ->loadTree($vid);
            $this->treeData[$vid] = [];
            foreach ($tree as $item) {
                $this->treeData[$vid][$item->tid] = $item;
            }
        }
        $this->assertArrayHasKey($tid, $this->treeData[$vid], "Term {$tid} exists in taxonomy tree");
        $term = $this->treeData[$vid][$tid];
        $this->assertEquals($parent_ids, array_filter($term->parents), "Term {$tid} has correct parents in taxonomy tree");
    }
    
    /**
     * Tests the Drupal i18n  taxonomy term to Drupal 8 migration.
     */
    public function testTaxonomyTermTranslation() : void {
        // Forums vocabulary, no multilingual option.
        $this->assertEntity(1, 'en', 'General discussion', 'sujet_de_discussion', NULL, NULL, 2, []);
        $this->assertEntity(5, 'en', 'Custom Forum', 'sujet_de_discussion', 'Where the cool kids are.', NULL, 3, []);
        $this->assertEntity(6, 'en', 'Games', 'sujet_de_discussion', NULL, NULL, 4, []);
        $this->assertEntity(7, 'en', 'Minecraft', 'sujet_de_discussion', NULL, NULL, 1, [
            '6',
        ]);
        $this->assertEntity(8, 'en', 'Half Life 3', 'sujet_de_discussion', NULL, NULL, 0, [
            '6',
        ]);
        // Test vocabulary, field translation.
        $this->assertEntity(2, 'en', 'Term1 (This is a real field!)', 'test_vocabulary', 'The first term. (This is a real field!)', 'filtered_html', 0, []);
        $this->assertEntity(3, 'en', 'Term2', 'test_vocabulary', 'The second term.', 'filtered_html', 0, []);
        $this->assertEntity(4, 'en', 'Term3 in plain old English', 'test_vocabulary', 'The third term in plain old English.', 'full_html', 0, [
            '3',
        ]);
        // Tags vocabulary, no multilingual option.
        $this->assertEntity(9, 'en', 'Benjamin Sisko', 'tags', 'Portrayed by Avery Brooks', 'filtered_html', 0, []);
        $this->assertEntity(10, 'en', 'Kira Nerys', 'tags', 'Portrayed by Nana Visitor', 'filtered_html', 0, []);
        $this->assertEntity(11, 'en', 'Dax', 'tags', 'Portrayed by Terry Farrell', 'filtered_html', 0, []);
        $this->assertEntity(12, 'en', 'Jake Sisko', 'tags', 'Portrayed by Cirroc Lofton', 'filtered_html', 0, []);
        $this->assertEntity(13, 'en', 'Gul Dukat', 'tags', 'Portrayed by Marc Alaimo', 'filtered_html', 0, []);
        $this->assertEntity(14, 'en', 'Odo', 'tags', 'Portrayed by Rene Auberjonois', 'filtered_html', 0, []);
        $this->assertEntity(15, 'en', 'Worf', 'tags', 'Portrayed by Michael Dorn', 'filtered_html', 0, []);
        $this->assertEntity(16, 'en', "Miles O'Brien", 'tags', 'Portrayed by Colm Meaney', 'filtered_html', 0, []);
        $this->assertEntity(17, 'en', 'Quark', 'tags', 'Portrayed by Armin Shimerman', 'filtered_html', 0, []);
        $this->assertEntity(18, 'en', 'Elim Garak', 'tags', 'Portrayed by Andrew Robinson', 'filtered_html', 0, []);
        // Localized.
        $this->assertEntity(19, 'en', 'Jupiter Station', 'vocablocalized', 'Holographic research.', 'filtered_html', 0, []);
        $this->assertEntity(20, 'en', 'DS9', 'vocablocalized', 'Terok Nor', 'filtered_html', 0, []);
        
        /** @var \Drupal\taxonomy\TermInterface $entity */
        $entity = Term::load(20);
        $this->assertSame('Bajor', $entity->field_sector->value);
        // Translate.
        $this->assertEntity(21, 'en', 'High council', 'vocabtranslate', NULL, NULL, 0, []);
        $entity = Term::load(21);
        $this->assertSame("K'mpec", $entity->field_chancellor->value);
        $this->assertEntity(22, 'fr', 'fr - High council', 'vocabtranslate', NULL, NULL, 0, []);
        $entity = Term::load(22);
        $this->assertSame("fr - K'mpec", $entity->field_chancellor->value);
        $this->assertEntity(23, 'is', 'is - High council', 'vocabtranslate', NULL, NULL, 0, []);
        // Fixed.
        $this->assertEntity(24, 'fr', 'FR - Crewman', 'vocabfixed', NULL, NULL, 0, []);
        $entity = Term::load(24);
        $this->assertSame('fr - specialist', $entity->field_training->value);
    }

}