Ejemplo n.º 1
0
 public function testMemcachedArray()
 {
     if (!class_exists('\\Memcached')) {
         $this->markTestSkipped("extension not loaded");
     }
     $this->_connection = new \Memcached();
     $this->_connection->addServer("localhost", 11211);
     $factory = new Factory();
     $cb = $factory->getMemcachedInstance($this->_connection, 3, 1);
     $this->assertTrue($cb instanceof CircuitBreakerInterface);
     // service with multiple failures
     $this->assertTrue($cb->isAvailable("serviceOne"));
     $cb->reportFailure("serviceOne");
     $cb->reportFailure("serviceOne");
     $cb->reportFailure("serviceOne");
     $cb->reportFailure("serviceOne");
     $this->assertFalse($cb->isAvailable("serviceOne"));
     // ervice seen first time = ok
     $this->assertTrue($cb->isAvailable("serviceUnknown"));
     // service with one failure is ok
     $cb->reportSuccess("serviceTwo");
     $this->assertTrue($cb->isAvailable("serviceTwo"));
     // service with successes is ok
     $cb->reportFailure("serviceFour");
     $cb->reportFailure("serviceFour");
     $cb->reportFailure("serviceFour");
     $cb->reportFailure("serviceFour");
     $cb->reportSuccess("serviceFour");
     $cb->reportSuccess("serviceFour");
     $this->assertTrue($cb->isAvailable("serviceFour"));
 }
<?php

/**
 * Simple script calling circuit breaker thousands of times reporting success or error and checking statuses
 * 
 * This can be used to see how circuit breaker can be instantinated and used easily, it also gives gauge 
 * of the approximate performance.
 * 
 * Memcached to local memcached: ~0.0005s per check+report 
 */
namespace Tests\Manual\Performance;

use Ejsmont\CircuitBreaker\Factory;
$callCount = 10000;
$connection = new \Memcached();
$connection->addServer("localhost", 11211);
$connection->delete("EjsmontCircuitBreakerCircuitBreakerStatsAggregatedStats");
$factory = new Factory();
$cb = $factory->getMemcachedInstance($connection, 30, 3600);
$start = microtime(true);
for ($i = 0; $i < $callCount; $i++) {
    $serviceName = "someServiceName" . $i % 5;
    $cb->isAvailable($serviceName);
    if (mt_rand(1, 1000) > 700) {
        $cb->reportSuccess($serviceName);
    } else {
        $cb->reportFailure($serviceName);
    }
}
$stop = microtime(true);
print_r(array(sprintf("Total time for %d calls: %.4f", $callCount, $stop - $start), unserialize($connection->get("EjsmontCircuitBreakerCircuitBreakerStatsAggregatedStats"))));
Ejemplo n.º 3
0
 /**
  * Get breaker instance.
  */
 private function getBreaker()
 {
     $breakerFactory = new Factory();
     return $breakerFactory->getRedisInstance($this->getRedisInstance(), 1, 10);
 }
Ejemplo n.º 4
0
<?php

/**
 * Simple script calling circuit breaker thousands of times reporting success or error and checking statuses
 * 
 * This can be used to see how circuit breaker can be instantinated and used easily, it also gives gauge 
 * of the approximate performance.
 * 
 * APC backend: ~0.0001s per check+report 
 */
namespace Tests\Manual\Performance;

use Ejsmont\CircuitBreaker\Factory;
require dirname(__FILE__) . '/../../SplClassLoader.php';
$callCount = 10000;
$autoLoader = new \SplClassLoader('Ejsmont', dirname(__FILE__) . '/../../../src');
$autoLoader->register();
$factory = new Factory();
$cb = $factory->getSingleApcInstance(30, 3600);
$start = microtime(true);
for ($i = 0; $i < $callCount; $i++) {
    $serviceName = "someServiceName" . $i % 5;
    $cb->isAvailable($serviceName);
    if (mt_rand(1, 1000) > 700) {
        $cb->reportSuccess($serviceName);
    } else {
        $cb->reportFailure($serviceName);
    }
}
$stop = microtime(true);
print_r(array(sprintf("Total time for %d calls: %.4f", $callCount, $stop - $start), unserialize(apc_fetch("EjsmontCircuitBreakerCircuitBreakerStatsAggregatedStats"))));