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   1  <?php
   2  /*
   3   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   4   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   5   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   6   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   7   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   8   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   9   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  10   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  11   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  12   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  13   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  14   *
  15   * This software consists of voluntary contributions made by many individuals
  16   * and is licensed under the MIT license.
  17   */
  18  
  19  namespace ProxyManagerTest\Functional;
  20  
  21  /**
  22   * Base performance test logic for lazy loading proxies
  23   *
  24   * @author Marco Pivetta <ocramius@gmail.com>
  25   * @license MIT
  26   *
  27   * @group Performance
  28   * @coversNothing
  29   */
  30  abstract class BaseLazyLoadingPerformanceTest extends BasePerformanceTest
  31  {
  32      /**
  33       * @param string                                     $className
  34       * @param object[]                                   $instances
  35       * @param \ProxyManager\Proxy\LazyLoadingInterface[] $proxies
  36       * @param string                                     $methodName
  37       * @param array                                      $parameters
  38       */
  39      protected function profileMethodAccess($className, array $instances, array $proxies, $methodName, array $parameters)
  40      {
  41          $iterations = count($instances);
  42  
  43          $this->startCapturing();
  44  
  45          foreach ($instances as $instance) {
  46              call_user_func_array(array($instance, $methodName), $parameters);
  47          }
  48  
  49          $baseProfile = $this->endCapturing(
  50              $iterations . ' calls to ' . $className . '#' . $methodName . ': %fms / %fKb'
  51          );
  52          $this->startCapturing();
  53  
  54          foreach ($proxies as $proxy) {
  55              call_user_func_array(array($proxy, $methodName), $parameters);
  56          }
  57  
  58          $proxyProfile = $this->endCapturing(
  59              $iterations . ' calls to proxied ' . $className . '#' . $methodName . ': %fms / %fKb'
  60          );
  61          $this->compareProfile($baseProfile, $proxyProfile);
  62      }
  63  
  64      /**
  65       * @param string                                     $className
  66       * @param object[]                                   $instances
  67       * @param \ProxyManager\Proxy\LazyLoadingInterface[] $proxies
  68       * @param string                                     $property
  69       */
  70      protected function profilePropertyWrites($className, array $instances, array $proxies, $property)
  71      {
  72          $iterations = count($instances);
  73  
  74          $this->startCapturing();
  75  
  76          foreach ($instances as $instance) {
  77              $instance->$property = 'foo';
  78          }
  79  
  80          $baseProfile = $this->endCapturing(
  81              $iterations . ' writes of ' . $className . '::' . $property . ': %fms / %fKb'
  82          );
  83          $this->startCapturing();
  84  
  85          foreach ($proxies as $proxy) {
  86              $proxy->$property = 'foo';
  87          }
  88  
  89          $proxyProfile = $this->endCapturing(
  90              $iterations . ' writes of proxied ' . $className . '::' . $property . ': %fms / %fKb'
  91          );
  92          $this->compareProfile($baseProfile, $proxyProfile);
  93      }
  94  
  95      /**
  96       * @param string                                     $className
  97       * @param object[]                                   $instances
  98       * @param \ProxyManager\Proxy\LazyLoadingInterface[] $proxies
  99       * @param string                                     $property
 100       */
 101      protected function profilePropertyReads($className, array $instances, array $proxies, $property)
 102      {
 103          $iterations = count($instances);
 104  
 105          $this->startCapturing();
 106  
 107          foreach ($instances as $instance) {
 108              $instance->$property;
 109          }
 110  
 111          $baseProfile = $this->endCapturing(
 112              $iterations . ' reads of ' . $className . '::' . $property . ': %fms / %fKb'
 113          );
 114          $this->startCapturing();
 115  
 116          foreach ($proxies as $proxy) {
 117              $proxy->$property;
 118          }
 119  
 120          $proxyProfile = $this->endCapturing(
 121              $iterations . ' reads of proxied ' . $className . '::' . $property . ': %fms / %fKb'
 122          );
 123          $this->compareProfile($baseProfile, $proxyProfile);
 124      }
 125  
 126      /**
 127       * @param string                                     $className
 128       * @param object[]                                   $instances
 129       * @param \ProxyManager\Proxy\LazyLoadingInterface[] $proxies
 130       * @param string                                     $property
 131       */
 132      protected function profilePropertyIsset($className, array $instances, array $proxies, $property)
 133      {
 134          $iterations = count($instances);
 135  
 136          $this->startCapturing();
 137  
 138          foreach ($instances as $instance) {
 139              isset($instance->$property);
 140          }
 141  
 142          $baseProfile = $this->endCapturing(
 143              $iterations . ' isset of ' . $className . '::' . $property . ': %fms / %fKb'
 144          );
 145          $this->startCapturing();
 146  
 147          foreach ($proxies as $proxy) {
 148              isset($proxy->$property);
 149          }
 150  
 151          $proxyProfile = $this->endCapturing(
 152              $iterations . ' isset of proxied ' . $className . '::' . $property . ': %fms / %fKb'
 153          );
 154          $this->compareProfile($baseProfile, $proxyProfile);
 155      }
 156  
 157      /**
 158       * @param string                                     $className
 159       * @param object[]                                   $instances
 160       * @param \ProxyManager\Proxy\LazyLoadingInterface[] $proxies
 161       * @param string                                     $property
 162       */
 163      protected function profilePropertyUnset($className, array $instances, array $proxies, $property)
 164      {
 165          $iterations = count($instances);
 166  
 167          $this->startCapturing();
 168  
 169          foreach ($instances as $instance) {
 170              unset($instance->$property);
 171          }
 172  
 173          $baseProfile = $this->endCapturing(
 174              $iterations . ' unset of ' . $className . '::' . $property . ': %fms / %fKb'
 175          );
 176          $this->startCapturing();
 177  
 178          foreach ($proxies as $proxy) {
 179              unset($proxy->$property);
 180          }
 181  
 182          $proxyProfile = $this->endCapturing(
 183              $iterations . ' unset of proxied ' . $className . '::' . $property . ': %fms / %fKb'
 184          );
 185          $this->compareProfile($baseProfile, $proxyProfile);
 186      }
 187  
 188      /**
 189       * Generates a proxy for the given class name, and retrieves its class name
 190       *
 191       * @param string $parentClassName
 192       *
 193       * @return string
 194       */
 195      abstract protected function generateProxy($parentClassName);
 196  }