Same name and namespace in other branches

1. 11.x core/tests/Drupal/KernelTests/Core/Validation/UniqueValuesConstraintValidatorTest.php \Drupal\KernelTests\Core\Validation\UniqueValuesConstraintValidatorTest::testValidationReference()

Tests the UniqueField validation constraint validator for entity reference fields.

Case 2. Try to create another entity with existing reference for unique field.

@covers ::validate

Throws

\Drupal\Core\Entity\EntityStorageException

File

core/tests/Drupal/KernelTests/Core/Validation/UniqueValuesConstraintValidatorTest.php, line 117

Class

UniqueValuesConstraintValidatorTest

Tests the unique field value validation constraint.

Namespace

Drupal\KernelTests\Core\Validation

Code

public function testValidationReference() : void {
  $users = [];
  for ($i = 0; $i <= 5; $i++) {
    $users[$i] = $this->createUser();
  }
  // Create new entity with two identical references.
  $definition = [
    'user_id' => 0,
    'field_test_reference' => [
      $users[0]->id(),
      $users[0]->id(),
    ],
  ];
  $entity = EntityTestUniqueConstraint::create($definition);
  $violations = $entity->validate();
  $this->assertCount(1, $violations);
  $this->assertEquals('field_test_reference.1', $violations[0]->getPropertyPath());
  $this->assertEquals(sprintf('A unique field entity with unique_reference_test %s already exists.', $definition['field_test_reference'][1]), $violations[0]->getMessage());
  // Create entity with two references for the testing field.
  $definition = [
    'user_id' => 0,
    'field_test_reference' => [
      $users[1]->id(),
      $users[2]->id(),
    ],
  ];
  $entity = EntityTestUniqueConstraint::create($definition);
  $violations = $entity->validate();
  $this->assertCount(0, $violations);
  $entity->save();
  $violations = $entity->validate();
  $this->assertCount(0, $violations);
  // Create another entity with two references for the testing field.
  $definition = [
    'user_id' => 0,
    'field_test_reference' => [
      $users[3]->id(),
      $users[4]->id(),
    ],
  ];
  $entity = EntityTestUniqueConstraint::create($definition);
  $violations = $entity->validate();
  $this->assertCount(0, $violations);
  $entity->save();
  $violations = $entity->validate();
  $this->assertCount(0, $violations);
  // Create another entity with two references, but one reference is existing.
  $definition = [
    'user_id' => 0,
    'field_test_reference' => [
      $users[5]->id(),
      $users[1]->id(),
    ],
  ];
  $entity = EntityTestUniqueConstraint::create($definition);
  $violations = $entity->validate();
  $this->assertCount(1, $violations);
  $this->assertEquals('field_test_reference.1', $violations[0]->getPropertyPath());
  $this->assertEquals(sprintf('A unique field entity with unique_reference_test %s already exists.', $definition['field_test_reference'][1]), $violations[0]->getMessage());
}

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