Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\field\Kernel;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests field validation.
Chris@0:  *
Chris@0:  * @group field
Chris@0:  */
Chris@0: class FieldValidationTest extends FieldKernelTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * @var string
Chris@0:    */
Chris@0:   private $entityType;
Chris@0: 
Chris@0:   /**
Chris@0:    * @var string
Chris@0:    */
Chris@0:   private $bundle;
Chris@0: 
Chris@0:   /**
Chris@0:    * @var \Drupal\Core\Entity\EntityInterface
Chris@0:    */
Chris@0:   private $entity;
Chris@0: 
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0: 
Chris@0:     // Create a field and storage of type 'test_field', on the 'entity_test'
Chris@0:     // entity type.
Chris@0:     $this->entityType = 'entity_test';
Chris@0:     $this->bundle = 'entity_test';
Chris@0:     $this->createFieldWithStorage('', $this->entityType, $this->bundle);
Chris@0: 
Chris@0:     // Create an 'entity_test' entity.
Chris@0:     $this->entity = entity_create($this->entityType, [
Chris@0:       'type' => $this->bundle,
Chris@0:     ]);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests that the number of values is validated against the field cardinality.
Chris@0:    */
Chris@0:   public function testCardinalityConstraint() {
Chris@0:     $cardinality = $this->fieldTestData->field_storage->getCardinality();
Chris@0:     $entity = $this->entity;
Chris@0: 
Chris@0:     for ($delta = 0; $delta < $cardinality + 1; $delta++) {
Chris@0:       $entity->{$this->fieldTestData->field_name}[] = ['value' => 1];
Chris@0:     }
Chris@0: 
Chris@0:     // Validate the field.
Chris@0:     $violations = $entity->{$this->fieldTestData->field_name}->validate();
Chris@0: 
Chris@0:     // Check that the expected constraint violations are reported.
Chris@0:     $this->assertEqual(count($violations), 1);
Chris@0:     $this->assertEqual($violations[0]->getPropertyPath(), '');
Chris@0:     $this->assertEqual($violations[0]->getMessage(), t('%name: this field cannot hold more than @count values.', ['%name' => $this->fieldTestData->field->getLabel(), '@count' => $cardinality]));
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests that constraints defined by the field type are validated.
Chris@0:    */
Chris@0:   public function testFieldConstraints() {
Chris@0:     $cardinality = $this->fieldTestData->field_storage->getCardinality();
Chris@0:     $entity = $this->entity;
Chris@0: 
Chris@0:     // The test is only valid if the field cardinality is greater than 2.
Chris@0:     $this->assertTrue($cardinality >= 2);
Chris@0: 
Chris@0:     // Set up values for the field.
Chris@0:     $expected_violations = [];
Chris@0:     for ($delta = 0; $delta < $cardinality; $delta++) {
Chris@0:       // All deltas except '1' have incorrect values.
Chris@0:       if ($delta == 1) {
Chris@0:         $value = 1;
Chris@0:       }
Chris@0:       else {
Chris@0:         $value = -1;
Chris@0:         $expected_violations[$delta . '.value'][] = t('%name does not accept the value -1.', ['%name' => $this->fieldTestData->field->getLabel()]);
Chris@0:       }
Chris@0:       $entity->{$this->fieldTestData->field_name}[] = $value;
Chris@0:     }
Chris@0: 
Chris@0:     // Validate the field.
Chris@0:     $violations = $entity->{$this->fieldTestData->field_name}->validate();
Chris@0: 
Chris@0:     // Check that the expected constraint violations are reported.
Chris@0:     $violations_by_path = [];
Chris@0:     foreach ($violations as $violation) {
Chris@0:       $violations_by_path[$violation->getPropertyPath()][] = $violation->getMessage();
Chris@0:     }
Chris@0:     $this->assertEqual($violations_by_path, $expected_violations);
Chris@0:   }
Chris@0: 
Chris@0: }