function TermIndexTest::testTaxonomyIndex

Tests that the taxonomy index is maintained properly.

File

core/modules/taxonomy/tests/src/Functional/TermIndexTest.php, line 106

Class

TermIndexTest

Tests the hook implementations that maintain the taxonomy index.

Namespace

Code

public function testTaxonomyIndex() : void {
  $node_storage = $this->container
    ->get('entity_type.manager')
    ->getStorage('node');
  // Create terms in the vocabulary.
  $term_1 = $this->createTerm($this->vocabulary);
  $term_2 = $this->createTerm($this->vocabulary);
  // Post an article.
  $edit = [];
  $edit['title[0][value]'] = $this->randomMachineName();
  $edit['body[0][value]'] = $this->randomMachineName();
  $edit["{$this->fieldName1}[]"] = $term_1->id();
  $edit["{$this->fieldName2}[]"] = $term_1->id();
  $this->drupalGet('node/add/article');
  $this->submitForm($edit, 'Save');
  // Check that the term is indexed, and only once.
  $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
  $connection = Database::getConnection();
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 1 is indexed once.');
  // Update the article to change one term.
  $edit["{$this->fieldName1}[]"] = $term_2->id();
  $this->drupalGet('node/' . $node->id() . '/edit');
  $this->submitForm($edit, 'Save');
  // Check that both terms are indexed.
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 1 is indexed.');
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_2->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 2 is indexed.');
  // Update the article to change another term.
  $edit["{$this->fieldName2}[]"] = $term_2->id();
  $this->drupalGet('node/' . $node->id() . '/edit');
  $this->submitForm($edit, 'Save');
  // Check that only one term is indexed.
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(0, $index_count, 'Term 1 is not indexed.');
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_2->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 2 is indexed once.');
  // Redo the above tests without interface.
  $node_storage->resetCache([
    $node->id(),
  ]);
  $node = $node_storage->load($node->id());
  $node->title = $this->randomMachineName();
  // Update the article with no term changed.
  $node->save();
  // Check that the index was not changed.
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(0, $index_count, 'Term 1 is not indexed.');
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_2->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 2 is indexed once.');
  // Update the article to change one term.
  $node->{$this->fieldName1} = [
    [
      'target_id' => $term_1->id(),
    ],
  ];
  $node->save();
  // Check that both terms are indexed.
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 1 is indexed.');
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_2->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 2 is indexed.');
  // Update the article to change another term.
  $node->{$this->fieldName2} = [
    [
      'target_id' => $term_1->id(),
    ],
  ];
  $node->save();
  // Check that only one term is indexed.
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_1->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(1, $index_count, 'Term 1 is indexed once.');
  $index_count = $connection->select('taxonomy_index')
    ->condition('nid', $node->id())
    ->condition('tid', $term_2->id())
    ->countQuery()
    ->execute()
    ->fetchField();
  $this->assertEquals(0, $index_count, 'Term 2 is not indexed.');
}