function FieldAttachStorageTest::testFieldAttachSaveLoad

Same name in other branches
  1. 9 core/modules/field/tests/src/Kernel/FieldAttachStorageTest.php \Drupal\Tests\field\Kernel\FieldAttachStorageTest::testFieldAttachSaveLoad()
  2. 8.9.x core/modules/field/tests/src/Kernel/FieldAttachStorageTest.php \Drupal\Tests\field\Kernel\FieldAttachStorageTest::testFieldAttachSaveLoad()
  3. 11.x core/modules/field/tests/src/Kernel/FieldAttachStorageTest.php \Drupal\Tests\field\Kernel\FieldAttachStorageTest::testFieldAttachSaveLoad()

Check field values insert, update and load.

Works independently of the underlying field storage backend. Inserts or updates random field data and then loads and verifies the data.

File

core/modules/field/tests/src/Kernel/FieldAttachStorageTest.php, line 32

Class

FieldAttachStorageTest
Tests storage-related Field Attach API functions.

Namespace

Drupal\Tests\field\Kernel

Code

public function testFieldAttachSaveLoad() : void {
    $entity_type = 'entity_test_rev';
    $this->createFieldWithStorage('', $entity_type);
    $cardinality = $this->fieldTestData->field_storage
        ->getCardinality();
    // @todo Test empty values filtering and "compression" (store consecutive deltas).
    // Preparation: create three revisions and store them in $revision array.
    $values = [];
    $entity = $this->container
        ->get('entity_type.manager')
        ->getStorage($entity_type)
        ->create();
    for ($revision_id = 0; $revision_id < 3; $revision_id++) {
        // Note: we try to insert one extra value.
        $current_values = $this->_generateTestFieldValues($cardinality + 1);
        $entity->{$this->fieldTestData->field_name}
            ->setValue($current_values);
        $entity->setNewRevision();
        $entity->save();
        $entity_id = $entity->id();
        $current_revision = $entity->getRevisionId();
        $values[$current_revision] = $current_values;
    }
    
    /** @var \Drupal\Core\Entity\RevisionableStorageInterface $storage */
    $storage = $this->container
        ->get('entity_type.manager')
        ->getStorage($entity_type);
    $storage->resetCache();
    $entity = $storage->load($entity_id);
    // Confirm current revision loads the correct data.
    // Number of values per field loaded equals the field cardinality.
    $this->assertCount($cardinality, $entity->{$this->fieldTestData->field_name}, 'Current revision: expected number of values');
    for ($delta = 0; $delta < $cardinality; $delta++) {
        // The field value loaded matches the one inserted or updated.
        $this->assertEquals($values[$current_revision][$delta]['value'], $entity->{$this->fieldTestData->field_name}[$delta]->value, "Current revision: expected value {$delta} was found.");
    }
    // Confirm each revision loads the correct data.
    foreach (array_keys($values) as $revision_id) {
        $entity = $storage->loadRevision($revision_id);
        // Number of values per field loaded equals the field cardinality.
        $this->assertCount($cardinality, $entity->{$this->fieldTestData->field_name}, "Revision {$revision_id}: expected number of values.");
        for ($delta = 0; $delta < $cardinality; $delta++) {
            // The field value loaded matches the one inserted or updated.
            $this->assertEquals($values[$revision_id][$delta]['value'], $entity->{$this->fieldTestData->field_name}[$delta]->value, "Revision {$revision_id}: expected value {$delta} was found.");
        }
    }
}

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