|
public getSubscriptionType ( ) : |
||
| return | ||
/**
* Extracts the root type of the operation from the schema.
*
* @param Schema $schema
* @param OperationDefinitionNode $operation
* @return ObjectType
* @throws Error
*/
private static function getOperationRootType(Schema $schema, OperationDefinitionNode $operation)
{
switch ($operation->operation) {
case 'query':
return $schema->getQueryType();
case 'mutation':
$mutationType = $schema->getMutationType();
if (!$mutationType) {
throw new Error('Schema is not configured for mutations', [$operation]);
}
return $mutationType;
case 'subscription':
$subscriptionType = $schema->getSubscriptionType();
if (!$subscriptionType) {
throw new Error('Schema is not configured for subscriptions', [$operation]);
}
return $subscriptionType;
default:
throw new Error('Can only execute queries, mutations and subscriptions', [$operation]);
}
}
/**
* @it defines a subscription schema
*/
public function testDefinesSubscriptionSchema()
{
$schema = new Schema(['query' => $this->blogQuery, 'subscription' => $this->blogSubscription]);
$this->assertEquals($this->blogSubscription, $schema->getSubscriptionType());
$sub = $this->blogSubscription->getField('articleSubscribe');
$this->assertEquals($sub->getType(), $this->blogArticle);
$this->assertEquals($sub->getType()->name, 'Article');
$this->assertEquals($sub->name, 'articleSubscribe');
}
