|
public getMutationType ( ) : |
||
| 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]);
}
}
public function testDefinesAMutationSchema()
{
$schema = new Schema($this->blogQuery, $this->blogMutation);
$this->assertSame($this->blogMutation, $schema->getMutationType());
$writeMutation = $this->blogMutation->getField('writeArticle');
$this->assertInstanceOf('GraphQL\\Type\\Definition\\FieldDefinition', $writeMutation);
$this->assertSame($this->blogArticle, $writeMutation->getType());
$this->assertSame('Article', $writeMutation->getType()->name);
$this->assertSame('writeArticle', $writeMutation->name);
}
