public function AllowedValuesConstraintValidatorTest::testValidation in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/KernelTests/Core/TypedData/AllowedValuesConstraintValidatorTest.php \Drupal\KernelTests\Core\TypedData\AllowedValuesConstraintValidatorTest::testValidation()

Tests the AllowedValues validation constraint validator.

For testing we define an integer with a set of allowed values.

File

core/tests/Drupal/KernelTests/Core/TypedData/AllowedValuesConstraintValidatorTest.php, line 33

Class

AllowedValuesConstraintValidatorTest

Tests AllowedValues validation constraint with both valid and invalid values.

Namespace

Drupal\KernelTests\Core\TypedData

Code

public function testValidation() {

  // Create a definition that specifies some AllowedValues.
  $definition = DataDefinition::create('integer')
    ->addConstraint('AllowedValues', [
    1,
    2,
    3,
  ]);

  // Test the validation.
  $typed_data = $this->typedData
    ->create($definition, 1);
  $violations = $typed_data
    ->validate();
  $this
    ->assertEqual($violations
    ->count(), 0, 'Validation passed for correct value.');

  // Test the validation when an invalid value is passed.
  $typed_data = $this->typedData
    ->create($definition, 4);
  $violations = $typed_data
    ->validate();
  $this
    ->assertEqual($violations
    ->count(), 1, 'Validation failed for incorrect value.');

  // Make sure the information provided by a violation is correct.
  $violation = $violations[0];
  $this
    ->assertEqual($violation
    ->getMessage(), t('The value you selected is not a valid choice.'), 'The message for invalid value is correct.');
  $this
    ->assertEqual($violation
    ->getRoot(), $typed_data, 'Violation root is correct.');
  $this
    ->assertEqual($violation
    ->getInvalidValue(), 4, 'The invalid value is set correctly in the violation.');

  // Test the validation when a value of an incorrect type is passed.
  $typed_data = $this->typedData
    ->create($definition, '1');
  $violations = $typed_data
    ->validate();
  $this
    ->assertEquals(0, $violations
    ->count(), 'Value is coerced to the correct type and is valid.');
}