Bravo3\Orm\Tests\Entities\OneToMany\Article::setCanonicalCategory PHP Méthode

    public function setCanonicalCategory(Category $canonical_category = null)
    {
        $this->canonical_category = $canonical_category;
        return $this;
    }

 /**
  * @dataProvider entityManagerDataProvider
  * @param EntityManager $em
  */
 public function testSortOrder(EntityManager $em)
 {
     $category = new Category();
     $category->setId(600);
     $em->persist($category);
     for ($i = 0; $i < 15; $i++) {
         $article = new Article();
         $article->setId(601 + $i);
         $article->setTitle('Art ' . (601 + $i));
         $time = new \DateTime();
         $time->modify('+' . ($i + 1) . ' minutes');
         $article->setSortDate($time);
         $article->setCanonicalCategory($category);
         $em->persist($article);
     }
     $em->flush();
     /** @var Article $article */
     // Date sorting -
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date'));
     $this->assertCount(15, $results);
     $article = $results[0];
     $this->assertEquals('Art 601', $article->getTitle());
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date', Direction::DESC()));
     $this->assertCount(15, $results);
     $this->assertEquals(15, $results->getFullSize());
     $article = $results[0];
     $this->assertEquals('Art 615', $article->getTitle());
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date', Direction::DESC(), 5, -6), true);
     $this->assertCount(5, $results);
     $this->assertEquals(15, $results->getFullSize());
     $article = $results[0];
     $this->assertEquals('Art 610', $article->getTitle());
     $article = $results[4];
     $this->assertEquals('Art 606', $article->getTitle());
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date', Direction::ASC(), 2, 5));
     $this->assertCount(4, $results);
     $this->assertNull($results->getFullSize());
     $article = $results[0];
     $this->assertEquals('Art 603', $article->getTitle());
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date', Direction::ASC(), 20, 29));
     $this->assertCount(0, $results);
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'title'));
     $this->assertCount(15, $results);
     $article = $results[0];
     $this->assertEquals('Art 601', $article->getTitle());
     // Lexicographic sorting -
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'title'));
     $this->assertCount(15, $results);
     $article = $results[0];
     $this->assertEquals('Art 601', $article->getTitle());
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'title', Direction::DESC()));
     $this->assertCount(15, $results);
     $article = $results[0];
     $this->assertEquals('Art 615', $article->getTitle());
     // Modify an entity's sort-by column
     $article = $em->retrieve(Article::class, 609);
     $time = $article->getSortDate();
     $time->modify('+1 day');
     $article->setSortDate($time);
     $em->persist($article)->flush();
     $results = $em->sortedQuery(new SortedQuery($category, 'articles', 'sort_date', Direction::DESC()));
     $this->assertCount(15, $results);
     $article = $results[0];
     $this->assertEquals('Art 609', $article->getTitle());
 }