Add benchmark for Forking\SharedObject

benchmarks/Forking/SharedObjectEvent.php

@@ -0,0 +1,125 @@
+<?php
+namespace Icicle\Benchmarks\Concurrent\Forking;
+
+use Athletic\AthleticEvent;
+use Icicle\Concurrent\Forking\SharedObject;
+
+/**
+ * Profiles reading and writing variables to shared memory using the SharedObject
+ * class.
+ */
+class SharedObjectEvent extends AthleticEvent
+{
+    private $sharedObject;
+
+    public function classSetUp()
+    {
+        $this->sharedObject = new SharedObjectModel();
+    }
+
+    public function classTearDown()
+    {
+        $this->sharedObject->destroy();
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function construction()
+    {
+        $this->sharedObject = new SharedObjectModel();
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function readBool()
+    {
+        $bool = $this->sharedObject->bool;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function writeBool()
+    {
+        $this->sharedObject->bool = true;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function readInt()
+    {
+        $int = $this->sharedObject->int;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function writeInt()
+    {
+        $this->sharedObject->int = 2;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function readString()
+    {
+        $string = $this->sharedObject->string;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function writeString()
+    {
+        $this->sharedObject->string = 'world';
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function readObject()
+    {
+        $object = $this->sharedObject->object;
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function writeObject()
+    {
+        $this->sharedObject->object = new \stdClass();
+    }
+}
+
+class SharedObjectModel extends SharedObject
+{
+    /**
+     * @synchronized
+     */
+    public $bool = false;
+
+    /**
+     * @synchronized
+     */
+    public $int = 1;
+
+    /**
+     * @synchronized
+     */
+    public $string = 'hello';
+
+    /**
+     * @synchronized
+     */
+    public $object;
+
+    public function __construct()
+    {
+        $this->object = new \stdClass();
+        parent::__construct();
+    }
+}