function FieldValidationTest::testCardinalityConstraint

Tests that the number of values is validated against the field cardinality.

File

core/modules/field/tests/src/Kernel/FieldValidationTest.php, line 50

Class

FieldValidationTest

Tests field validation.

Namespace

Code

public function testCardinalityConstraint() : void {
  $cardinality = $this->fieldTestData->field_storage
    ->getCardinality();
  $entity = $this->entity;
  for ($delta = 0; $delta < $cardinality + 1; $delta++) {
    $entity->{$this->fieldTestData->field_name}[] = [
      'value' => 1,
    ];
  }
  // Validate the field.
  $violations = $entity->{$this->fieldTestData->field_name}
    ->validate();
  // Check that the expected constraint violations are reported.
  $this->assertCount(1, $violations);
  $this->assertEquals('', $violations[0]->getPropertyPath());
  $this->assertEquals(sprintf('%s: this field cannot hold more than %s values.', $this->fieldTestData->field
    ->getLabel(), $cardinality), $violations[0]->getMessage());
}