Close #2 add benchmarks

README.md

@@ -29,3 +29,12 @@ $arr2 = [
 var_dump($mergeManager->merge($arr1, $arr2));
 // output ["companyId"=>"024", "companyCode": "B353sf", "companyName": "Fox"]
 ```
+
+## Benchamarks
+```
+GianArb\Benchmarks\Util\ArrayMergeEvent
+    Method Name                       Iterations    Average Time      Ops/second
+    -------------------------------  ------------  --------------    -------------
+    mergeTwoArrayWithNativeFunction: [1,000     ] [0.0000039789677] [251,321.46923]
+    mergeTwoArrayWithPriority      : [1,000     ] [0.0000096676350] [103,437.91462]
+```

benchmarks/GianArb/Benchmarks/Util/ArrayMergeEvent.php

@@ -0,0 +1,61 @@
+<?php
+namespace GianArb\Benchmarks\Util;
+
+use Athletic\AthleticEvent;
+
+class ArrayMergeEvent extends AthleticEvent
+{
+    private $menager;
+
+    public function setUp()
+    {
+        $this->manager = new \GianArb\Util\PriorityArray();
+        $first = [
+            'companyId' => 0,
+            'companyCode' => 1,
+            'companyName' => 1,
+        ];
+        $second = [
+            'companyId' => 1,
+            'companyCode' => 0,
+            'companyName' => 0,
+        ];
+        $this->manager->setMapPriority($first, $second);
+    }
+
+    /**
+     * @iterations 1000
+     */
+    public function mergeTwoArrayWithNativeFunction()
+    {
+        $arr1 = array(
+            'companyId' => '012',
+            'companyCode' => 'B353sf',
+            'companyName' => 'Fox',
+        );
+        $arr2 = array(
+            'companyId' => '024',
+            'companyCode' => 'A352gh',
+            'companyName' => 'BBC',
+        );
+        array_merge($arr1, $arr2);
+    }
+
+    /**
+     * @iterations 1000
+     */
+    public function mergeTwoArrayWithPriority()
+    {
+        $arr1 = array(
+            'companyId' => '012',
+            'companyCode' => 'B353sf',
+            'companyName' => 'Fox',
+        );
+        $arr2 = array(
+            'companyId' => '024',
+            'companyCode' => 'A352gh',
+            'companyName' => 'BBC',
+        );
+        $this->manager->merge($arr1, $arr2);
+    }
+}

composer.json

@@ -5,7 +5,8 @@
         "php": ">=5.3"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.4"
+        "phpunit/phpunit": "~4.4",
+        "athletic/athletic": "~0.1"
     },
     "autoload": {
         "psr-0": {
@@ -14,7 +15,8 @@
     },
     "autoload-dev": {
         "psr-0": {
-            "GianArb\\Util\\": "tests"
+            "GianArb\\Util\\": "tests",
+            "GianArb\\": ["./benchmarks/"]
         }
     },
     "license": "MIT",