added athletic benchmark

.travis.yml

@@ -9,3 +9,6 @@ php:
 before_script:
   - composer install
 sudo: false
+script:
+  - phpunit
+  - vendor/bin/athletic --path test/Benchmark --formatter GroupedFormatter

composer.json

@@ -26,6 +26,10 @@
     "require": {
         "php": ">=5.3.0"
     },
+    "require-dev": {
+        "phpunit/phpunit": "~4.5",
+        "athletic/athletic": "~0.1"
+    },
     "autoload": {
         "psr-4": {
             "Auryn\\": "lib/"

test/Benchmark/ExecuteBenchmark.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Auryn\Test\Benchmark;
+
+use Athletic\AthleticEvent;
+use Auryn\Injector;
+
+class ExecuteBenchmark extends AthleticEvent
+{
+    private $injector;
+    private $noop;
+
+    public function classSetUp()
+    {
+        $this->injector = new Injector();
+        $this->noop = new Noop();
+    }
+
+    /**
+     * @baseline
+     * @iterations 10000
+     */
+    public function native_invoke_closure()
+    {
+        call_user_func(function () {
+            // call-target, intenionally left empty
+        });
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function native_invoke_method()
+    {
+        call_user_func(array($this->noop, 'noop'));
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function invoke_closure()
+    {
+        $this->injector->execute(function () {
+            // call-target, intenionally left empty
+        });
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function invoke_method()
+    {
+        $this->injector->execute(array($this->noop, 'noop'));
+    }
+
+    /**
+     * @iterations 10000
+     */
+    public function invoke_with_named_parameters()
+    {
+        $this->injector->execute(array($this->noop, 'namedNoop'), array(':name' => 'foo'));
+    }
+}

test/Benchmark/Noop.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Auryn\Test\Benchmark;
+
+class Noop {
+    public function noop() {
+        // call-target, intenionally left empty
+    }
+
+    public function namedNoop($name) {
+        // call-target, intenionally left empty
+    }
+
+    public function typehintedNoop(noop $noop) {
+        // call-target, intenionally left empty
+    }
+}