function ValidKeysConstraintValidatorTest::testValidKeyInference

Tests that valid keys can be inferred from the data definition.

File

core/tests/Drupal/KernelTests/Core/TypedData/ValidKeysConstraintValidatorTest.php, line 324

Class

ValidKeysConstraintValidatorTest

Tests the ValidKeys validation constraint.

Namespace

Code

public function testValidKeyInference() : void {
    // Install the System module and its config so that we can test that the
    // validator infers the allowed keys from a defined schema.
    $this->enableModules([
        'system',
    ]);
    $this->installConfig('system');
    $config = $this->container
        ->get('config.typed')
        ->get('system.site');
    $config->getDataDefinition()
        ->addConstraint('ValidKeys', '<infer>');
    $data = $config->getValue();
    $data['invalid-key'] = "There's a snake in my boots.";
    $config->setValue($data);
    $violations = $config->validate();
    $this->assertCount(1, $violations);
    $this->assertSame("'invalid-key' is not a supported key.", (string) $violations->get(0)
        ->getMessage());
    // Ensure that ValidKeys will freak out if the option is not exactly
    // `<infer>`.
    $config->getDataDefinition()
        ->addConstraint('ValidKeys', 'infer');
    $this->expectExceptionMessage("'infer' is not a valid set of allowed keys.");
    $config->validate();
}