add benchmark for setAlias and setFactories methods

Author: malinink

benchmarks/SetNewServicesBench.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace ZendBench\ServiceManager;
+
+use PhpBench\Benchmark\Metadata\Annotations\Iterations;
+use PhpBench\Benchmark\Metadata\Annotations\Revs;
+use PhpBench\Benchmark\Metadata\Annotations\Warmup;
+use Zend\ServiceManager\ServiceManager;
+
+/**
+ * @Revs(1000)
+ * @Iterations(10)
+ * @Warmup(2)
+ */
+class SetNewServicesBench
+{
+    const NUM_SERVICES = 100;
+    
+    /**
+     * @var ServiceManager
+     */
+    private $sm;
+
+    public function __construct()
+    {
+        
+        $config = [
+            'factories' => [
+                'factory1'  => BenchAsset\FactoryFoo::class,
+            ],
+            'invokables' => [
+                'invokable1' => BenchAsset\Foo::class,
+            ],
+            'services' => [
+                'service1' => new \stdClass(),
+            ],
+            'aliases' => [
+                'factoryAlias1'          => 'factory1',
+                'recursiveFactoryAlias1' => 'factoryAlias1',
+                'recursiveFactoryAlias2' => 'recursiveFactoryAlias1',
+            ],
+            'abstract_factories' => [
+                BenchAsset\AbstractFactoryFoo::class
+            ],
+        ];
+        
+        $service = new \stdClass();
+        for ($i = 0; $i <= self::NUM_SERVICES; $i++) {
+            $config['factories']["factory_$i"]    = BenchAsset\FactoryFoo::class;
+            $config['aliases']["alias_$i"]        = "service_$i";
+        }
+        
+        $this->sm = new ServiceManager($config);
+    }
+
+    public function benchSetFactory()
+    {
+        // @todo @link https://github.com/phpbench/phpbench/issues/304
+        $sm = clone $this->sm;
+
+        $sm->setFactory('factory2', BenchAsset\FactoryFoo::class);
+    }
+
+    public function benchSetAlias()
+    {
+        // @todo @link https://github.com/phpbench/phpbench/issues/304
+        $sm = clone $this->sm;
+
+        $sm->setAlias('factoryAlias2', 'factory1');
+    }
+
+    public function benchSetAliasOverrided()
+    {
+        // @todo @link https://github.com/phpbench/phpbench/issues/304
+        $sm = clone $this->sm;
+
+        $sm->setAlias('recursiveFactoryAlias1', 'factory1');
+    }
+}