Hacky revision performance test

results.txt

Array
(
    [node] => Array
        (
            [revs] => Array
                (
                    [create] => 23.061083078384
                    [load] => 0.065523862838745
                )

            [norevs] => Array
                (
                    [create] => 23.849312067032
                    [load] => 0.070587158203125
                )

        )

    [block] => Array
        (
            [revs] => Array
                (
                    [create] => 19.585115909576
                    [load] => 0.07262110710144
                )

            [norevs] => Array
                (
                    [create] => 19.11677479744
                    [load] => 0.11151790618896
                )

        )

)


Time: 1.45 minutes, Memory: 6.00Mb

RevisionPerformanceTest.php

<?php
/**
 * Created by PhpStorm.
 * User: timmillwood
 * Date: 14/04/16
 * Time: 07:30
 */

namespace Drupal\KernelTests;


use Drupal\block_content\Entity\BlockContentType;
use Drupal\node\Entity\NodeType;

class RevisionPerformanceTest extends KernelTestBase {

  protected $strictConfigSchema = FALSE;

  public static $modules = ['system', 'user', 'node', 'block_content'];

  protected $title;

  public function testRevisionPerformance() {
    $this->installSchema('node', ['node_access']);
    $this->installEntitySchema('user');
    $this->installEntitySchema('node');
    $this->installEntitySchema('block_content');
    NodeType::create(['type' => 'test', 'label' => 'test'])->save();
    BlockContentType::create(['id' => 'test', 'label' => 'test'])->save();
    $this->title = $this->randomMachineName();
    $output['node']['revs'] = $this->generate('node', true);
    $output['node']['norevs'] = $this->generate('node', false);
    $output['block']['revs'] = $this->generate('block_content', true);
    $output['block']['norevs'] = $this->generate('block_content', false);
    fwrite(STDOUT, print_r($output, true));
  }

  protected function generate($entity_type, $revs) {
    $storage = \Drupal::entityTypeManager()->getStorage($entity_type);
    $create_pre = microtime(true);
    for ($i = 0; $i < 50; $i++) {
      $this->createEntity($storage, $revs, $i);
    }
    $create_post = microtime(true);
    $create_time = $create_post - $create_pre;
    $load_pre = microtime(true);
    for ($i = 0; $i < 50; $i++) {
      $this->loadEntity($storage, $revs, $i);
    }
    $load_post = microtime(true);
    $load_time = $load_post - $load_pre;
    return ['create' => $create_time, 'load' => $load_time];
  }

  protected function createEntity($storage, $revs, $i) {
    $field = $storage->getEntityTypeId() == 'node' ? 'title' : 'info';
    $title = $this->title . (string) $revs . $i;
    $entity = $storage->create(['type' => 'test', $field => $title]);
    $entity->save();
    for ($i = 0; $i < 50; $i++) {
      $entity = $this->updateEntity($entity, $field, $revs, $i);
    }
  }

  protected function updateEntity($entity, $field, $revs, $i) {
    $title = $entity->get($field)->value . $i;
    $entity->setNewRevision($revs);
    $entity->set($field, $title);
    $entity->save();
    return $entity;
  }

  protected function loadEntity($storage, $revs, $i) {
    $field = $storage->getEntityTypeId() == 'node' ? 'title' : 'info';
    $title = $this->title . (string) $revs . $i . '012345678910111213141516171819202122232425262728293031323334353637383940414243444546474849';
    $entities = $storage->loadByProperties([$field => $title]);
    return reset($entities);
  }
}