diff --git a/.env.sample b/.env.sample
new file mode 100644
index 0000000000..3691e9f596
--- /dev/null
+++ b/.env.sample
@@ -0,0 +1 @@
+WP_TEST_URL="http://localhost"
diff --git a/.gitignore b/.gitignore
index 390273a3b5..e1a1062a15 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@ tests/_output/*
 bower_components/*
 node_modules
 tests/*.suite.yml
+.env
diff --git a/RoboFile.php b/RoboFile.php
index f57d4b660b..c27a6322e7 100644
--- a/RoboFile.php
+++ b/RoboFile.php
@@ -1,4 +1,8 @@
 <?php
+
+$dotenv = new Dotenv\Dotenv(__DIR__);
+$dotenv->load();
+
 class RoboFile extends \Robo\Tasks {
   function install() {
     $this->_exec('./composer.phar install');
@@ -6,35 +10,31 @@ class RoboFile extends \Robo\Tasks {
   }
 
   function update() {
+    $this->say(getenv('WP_TEST_URL'));
     $this->_exec('./composer.phar update');
     $this->_exec('npm update');
   }
 
+  function watch() {
+    $this->_exec('./node_modules/stylus/bin/stylus -u nib -w assets/css/src/admin.styl -o assets/css/');
+  }
+
   function testUnit() {
     $this->_exec('vendor/bin/codecept run unit');
   }
 
-  function testAcceptanceConfig() {
-    // create config file from sample unless a config file alread exists
-    return $this->_copy(
-      'tests/acceptance.suite.yml.sample',
-      'tests/acceptance.suite.yml',
-      true
-    );
-  }
-
   function testAcceptance() {
-    if($this->testAcceptanceConfig()) {
-      $this
-        ->taskExec('phantomjs --webdriver=4444')
-        ->background()
-        ->run();
-      sleep(2);
-      $this->_exec('vendor/bin/codecept run acceptance');
-    }
+    $this->loadEnv();
+    $this
+      ->taskExec('phantomjs --webdriver=4444')
+      ->background()
+      ->run();
+    sleep(2);
+    $this->_exec('vendor/bin/codecept run acceptance');
   }
 
   function testAll() {
+    $this->loadEnv();
     $this
       ->taskexec('phantomjs --webdriver=4444')
       ->background()
@@ -43,7 +43,10 @@ class RoboFile extends \Robo\Tasks {
     $this->_exec('vendor/bin/codecept run');
   }
 
-  function watch() {
-    $this->_exec('./node_modules/stylus/bin/stylus -u nib -w assets/css/src/admin.styl -o assets/css/');
+  function loadEnv() {
+    $this->taskReplaceInFile('tests/acceptance.suite.yml')
+      ->regex("/url.*/")
+      ->to('url: ' . "'" . getenv('WP_TEST_URL'). "'")
+      ->run();
   }
 }
diff --git a/composer.json b/composer.json
index d7378362db..499a856079 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,8 @@
     "codeception/codeception": "*",
     "codeception/specify": "*",
     "codeception/verify": "*",
-    "codegyre/robo": "*"
+    "codegyre/robo": "*",
+    "vlucas/phpdotenv": "*"
   },
   "autoload": {
     "psr-4": {
diff --git a/composer.lock b/composer.lock
index 425f9c718b..b981ab8e8e 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "d120ce6897bd8803e0dcface16642b8b",
+    "hash": "8868736a7d968f4adddfcd0c607810ae",
     "packages": [
         {
             "name": "phpmailer/phpmailer",
@@ -2110,6 +2110,52 @@
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
             "time": "2015-07-01 11:25:50"
+        },
+        {
+            "name": "vlucas/phpdotenv",
+            "version": "v2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/vlucas/phpdotenv.git",
+                "reference": "91064290f5b53a09bdff1b939d7f69fb0e7531b5"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/vlucas/phpdotenv/zipball/91064290f5b53a09bdff1b939d7f69fb0e7531b5",
+                "reference": "91064290f5b53a09bdff1b939d7f69fb0e7531b5",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.2"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Dotenv\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD"
+            ],
+            "authors": [
+                {
+                    "name": "Vance Lucas",
+                    "email": "vance@vancelucas.com",
+                    "homepage": "http://www.vancelucas.com"
+                }
+            ],
+            "description": "Loads environment variables from `.env` to `getenv()`, `$_ENV` and `$_SERVER` automagically.",
+            "homepage": "http://github.com/vlucas/phpdotenv",
+            "keywords": [
+                "dotenv",
+                "env",
+                "environment"
+            ],
+            "time": "2015-05-30 16:15:01"
         }
     ],
     "aliases": [],
diff --git a/tests/_support/_generated/AcceptanceTesterActions.php b/tests/_support/_generated/AcceptanceTesterActions.php
index 6260e4c097..ce737ad95d 100644
--- a/tests/_support/_generated/AcceptanceTesterActions.php
+++ b/tests/_support/_generated/AcceptanceTesterActions.php
@@ -1,4 +1,4 @@
-<?php  //[STAMP] b7decc66e5ef5eaba3d375be7320376b
+<?php  //[STAMP] 9cd003010af5e6228d99a8c6909f010e
 namespace _generated;
 
 // This class was automatically generated by build task
@@ -8,7 +8,7 @@ namespace _generated;
 use Codeception\Module\WebDriver;
 use Helper\Acceptance;
 
-trait AcceptanceTesterActions
+trait acceptancetesterActions
 {
     /**
      * @return \Codeception\Scenario