Useful only at development to catch type definition errors quickly.
| public static enableValidation ( $allowCustomOptions = true ) |
// Test this using following command
// php -S localhost:8080 ./index.php
require_once '../../vendor/autoload.php';
use GraphQL\Examples\Blog\Types;
use GraphQL\Examples\Blog\AppContext;
use GraphQL\Examples\Blog\Data\DataSource;
use GraphQL\Schema;
use GraphQL\GraphQL;
use GraphQL\Type\Definition\Config;
use GraphQL\Error\FormattedError;
// Disable default PHP error reporting - we have better one for debug mode (see bellow)
ini_set('display_errors', 0);
if (!empty($_GET['debug'])) {
// Enable additional validation of type configs
// (disabled by default because it is costly)
Config::enableValidation();
// Catch custom errors (to report them in query results if debugging is enabled)
$phpErrors = [];
set_error_handler(function ($severity, $message, $file, $line) use(&$phpErrors) {
$phpErrors[] = new ErrorException($message, 0, $severity, $file, $line);
});
}
try {
// Initialize our fake data source
DataSource::init();
// Prepare context that will be available in all field resolvers (as 3rd argument):
$appContext = new AppContext();
$appContext->viewer = DataSource::findUser('1');
// simulated "currently logged-in user"
$appContext->rootUrl = 'http://localhost:8080';
$appContext->request = $_REQUEST;
public function testProhibitsPuttingNonObjectTypesInUnions()
{
$int = Type::int();
$badUnionTypes = [$int, new NonNull($int), new ListOfType($int), $this->interfaceType, $this->unionType, $this->enumType, $this->inputObjectType];
Config::enableValidation();
foreach ($badUnionTypes as $type) {
try {
new UnionType(['name' => 'BadUnion', 'types' => [$type]]);
$this->fail('Expected exception not thrown');
} catch (\Exception $e) {
$this->assertSame('Expecting callable or instance of GraphQL\\Type\\Definition\\ObjectType at "types:0", but got "' . get_class($type) . '"', $e->getMessage());
}
}
Config::disableValidation();
}
/**
* @it prohibits putting non-Object types in unions
*/
public function testProhibitsPuttingNonObjectTypesInUnions()
{
$int = Type::int();
$badUnionTypes = [$int, new NonNull($int), new ListOfType($int), $this->interfaceType, $this->unionType, $this->enumType, $this->inputObjectType];
// TODO: extract config validation to separate test
Config::enableValidation();
foreach ($badUnionTypes as $type) {
try {
new UnionType(['name' => 'BadUnion', 'types' => [$type]]);
$this->fail('Expected exception not thrown');
} catch (\Exception $e) {
$this->assertSame('Error in "BadUnion" type definition: expecting callable or ObjectType definition at "types:0", but got "' . Utils::getVariableType($type) . '"', $e->getMessage());
}
}
Config::disableValidation();
}
