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<?php |
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/** |
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* Copyright (c) 2015–2018 Alexandr Viniychuk <http://youshido.com>. |
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* Copyright (c) 2015–2018 Portey Vasil <https://github.com/portey>. |
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* Copyright (c) 2018 Ryan Parman <https://github.com/skyzyx>. |
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* Copyright (c) 2018 Ashley Hutson <https://github.com/asheliahut>. |
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* Copyright (c) 2015–2018 Contributors. |
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* |
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* http://opensource.org/licenses/MIT |
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*/ |
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declare(strict_types=1); |
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/* |
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* This file is a part of GraphQL project. |
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* |
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* @author Alexandr Viniychuk <[email protected]> |
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* created: 2/5/17 12:23 PM |
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*/ |
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namespace Youshido\Tests\Performance; |
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use Youshido\GraphQL\Execution\Processor; |
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use Youshido\GraphQL\Schema\Schema; |
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use Youshido\GraphQL\Type\ListType\ListType; |
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use Youshido\GraphQL\Type\Object\ObjectType; |
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use Youshido\GraphQL\Type\Scalar\IdType; |
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use Youshido\GraphQL\Type\Scalar\IntType; |
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use Youshido\GraphQL\Type\Scalar\StringType; |
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class NPlusOneTest extends \PHPUnit_Framework_TestCase |
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{ |
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public function testHigherResolver(): void |
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{ |
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$authorType = new ObjectType([ |
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'name' => 'Author', |
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'fields' => [ |
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'id' => new IdType(), |
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'name' => new StringType(), |
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], |
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]); |
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$postType = new ObjectType([ |
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'name' => 'Post', |
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'fields' => [ |
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'id' => new IntType(), |
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'title' => new StringType(), |
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'author' => $authorType, |
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], |
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]); |
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$processor = new Processor(new Schema([ |
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'query' => new ObjectType([ |
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'fields' => [ |
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'posts' => [ |
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'type' => new ListType($postType), |
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'resolve' => function ($source, $args, $info) { |
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return $this->getDataForPosts(); |
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}, |
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], |
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], |
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]), |
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])); |
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$data = $processor->processPayload('{ posts { id, title, author { id, name } } }')->getResponseData(); |
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$this->assertNotEmpty($data['data']['posts'][0]['author']); |
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} |
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private function getDataForPosts() |
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{ |
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/** |
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* We could make a DB request here, as a simplified version: |
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* SELECT * FROM posts p LEFT JOIN authors a ON (a.id = p.author_id) LIMIT 10, 10. |
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*/ |
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$authors = [ |
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['id' => 1, 'name' => 'John'], |
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['id' => 2, 'name' => 'Alex'], |
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['id' => 3, 'name' => 'Mike'], |
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]; |
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$posts = []; |
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for ($i = 0; $i < 10; $i++) { |
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$posts[] = [ |
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'id' => $i + 1, |
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'title' => \sprintf('Post title $%s', $i), |
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'author' => $authors[$i % 3], |
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]; |
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} |
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return $posts; |
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} |
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} |
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Youshido /
GraphQL
