function ComplexDataConstraintValidatorTest::testValidation

Tests the ComplexData validation constraint validator.

For testing a map including a constraint on one of its keys is defined.

File

core/tests/Drupal/KernelTests/Core/TypedData/ComplexDataConstraintValidatorTest.php, line 38

Class

ComplexDataConstraintValidatorTest

Tests ComplexData validation with both valid and invalid values.

Namespace

Code

public function testValidation() : void {
    // Create a definition that specifies some ComplexData constraint.
    $definition = MapDataDefinition::create()->setPropertyDefinition('key', DataDefinition::create('integer'))
        ->addConstraint('ComplexData', [
        'key' => [
            'AllowedValues' => [
                1,
                2,
                3,
            ],
        ],
    ]);
    // Test the validation.
    $typed_data = $this->typedData
        ->create($definition, [
        'key' => 1,
    ]);
    $violations = $typed_data->validate();
    $this->assertEquals(0, $violations->count(), 'Validation passed for correct value.');
    // Test the validation when an invalid value is passed.
    $typed_data = $this->typedData
        ->create($definition, [
        'key' => 4,
    ]);
    $violations = $typed_data->validate();
    $this->assertEquals(1, $violations->count(), 'Validation failed for incorrect value.');
    // Make sure the information provided by a violation is correct.
    $violation = $violations[0];
    $this->assertEquals('The value you selected is not a valid choice.', $violation->getMessage(), 'The message for invalid value is correct.');
    $this->assertEquals($typed_data, $violation->getRoot(), 'Violation root is correct.');
    $this->assertEquals(4, $violation->getInvalidValue(), 'The invalid value is set correctly in the violation.');
    // Test using the constraint with a map without the specified key. This
    // should be ignored as long as there is no NotNull or NotBlank constraint.
    $typed_data = $this->typedData
        ->create($definition, [
        'foo' => 'bar',
    ]);
    $violations = $typed_data->validate();
    $this->assertEquals(0, $violations->count(), 'Constraint on non-existing key is ignored.');
    $definition = MapDataDefinition::create()->setPropertyDefinition('key', DataDefinition::create('integer'))
        ->addConstraint('ComplexData', [
        'key' => [
            'NotNull' => [],
        ],
    ]);
    $typed_data = $this->typedData
        ->create($definition, [
        'foo' => 'bar',
    ]);
    $violations = $typed_data->validate();
    $this->assertEquals(1, $violations->count(), 'Key is required.');
}