diff --git a/.gitignore b/.gitignore
index 3a9875b..1c451b6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
-/vendor/
+vendor/
 composer.lock
+bin/
diff --git a/.travis.yml b/.travis.yml
index 4bcf7ea..6d1e0fe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,5 +8,5 @@ before_script:
   - composer install --prefer-source
 
 script:
-  - ./vendor/bin/phpspec run --format=pretty
-  - ./vendor/bin/behat -fprogress --strict
+  - ./bin/phpspec run --format=pretty
+  - ./bin/behat -fprogress --strict
diff --git a/composer.json b/composer.json
index d7ae5af..8bd1cd6 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,11 @@
     "require-dev": {
         "symfony/filesystem": "^2.8",
         "symfony/yaml": "^2.8",
-        "phpspec/phpspec": "^2.5"
+        "phpspec/phpspec": "^2.5",
+        "phpunit/phpunit": "^4.0"
+    },
+    "config": {
+        "bin-dir": "bin"
     },
     "extra": {
         "branch-alias": {
diff --git a/features/bootstrap/FeatureContext.php b/features/bootstrap/FeatureContext.php
index 6fa1a55..babe06d 100644
--- a/features/bootstrap/FeatureContext.php
+++ b/features/bootstrap/FeatureContext.php
@@ -1,5 +1,6 @@
 <?php
 
+use Behat\Behat\Tester\Exception\PendingException;
 use Behat\Behat\Context\Context;
 use Behat\Gherkin\Node\PyStringNode;
 use Behat\Mink\Session;
@@ -120,6 +121,7 @@ private function addController($file, $path, $method = 'GET', $parameter = null,
 
     /**
      * @When /^I make a(?: "([^"]*)")? request to "([^"]*)"$/
+     * @When /^I make a(?: "([^"]*)")? request to "([^"]*)" with no parameters$/
      */
     public function iMakeARequestTo($method, $path)
     {
@@ -160,4 +162,16 @@ public function theFileIsConfiguredToBootstrapWithTheApplication($file)
     {
         $this->sessionBuilder->addBootstrapScript($this->directory . '/' . $file);
     }
+
+    /**
+     * @Then the page content should include the error :errorMessage
+     */
+    public function thePageContentShouldIncludeTheError($errorMessage)
+    {
+        $pageContent = $this->session->getPage()->getContent();
+
+        if (strpos($pageContent, $errorMessage) === false) {
+            throw new RuntimeException(sprintf("Expected page contain error with: %s, page content was:\n%s", $errorMessage, $pageContent));
+        }
+    }
 }
diff --git a/features/bootstrap/SessionBuilder.php b/features/bootstrap/SessionBuilder.php
index f85b0cb..3edd4cd 100644
--- a/features/bootstrap/SessionBuilder.php
+++ b/features/bootstrap/SessionBuilder.php
@@ -3,6 +3,7 @@
 use Behat\Mink\Driver\BrowserKitDriver;
 use Behat\Mink\Session;
 use carlosV2\LegacyDriver\Client;
+use carlosV2\LegacyDriver\LegacyApp\Controllers;
 use carlosV2\LegacyDriver\LegacyApp\LegacyAppBuilder;
 use carlosV2\LegacyDriver\Serializer;
 use Symfony\Component\Routing\Route;
@@ -16,7 +17,7 @@ class SessionBuilder
     private $documentRoot;
 
     /**
-     * @var RouteCollection
+     * @var Controllers
      */
     private $controllers;
 
@@ -36,7 +37,7 @@ class SessionBuilder
     public function __construct($documentRoot)
     {
         $this->documentRoot = $documentRoot;
-        $this->controllers = new RouteCollection();
+        $this->controllers = new Controllers(new RouteCollection());
         $this->environment = array();
         $this->bootstrapScripts = array();
     }
@@ -46,7 +47,7 @@ public function __construct($documentRoot)
      */
     public function addController(Route $route)
     {
-        $this->controllers->add(md5(serialize($route)), $route);
+        $this->controllers->add($route);
     }
 
     /**
diff --git a/features/passing_parameters.feature b/features/passing_parameters.feature
new file mode 100644
index 0000000..56afa1b
--- /dev/null
+++ b/features/passing_parameters.feature
@@ -0,0 +1,34 @@
+Feature: Passing parameters
+  In order to emulate ...
+  As a developer
+  I need to be able to pass GET and POST parameters to the application
+
+  Background:
+    Given the file "index.php" is configured as the unique frontend controller
+
+  Scenario: Error is generated when trying to render input when no parameters passed
+    Given the "index.php" file contains:
+      """
+      <?php
+      echo "My name is: {$_GET['name']}";
+      """
+    When I make a request to "/item" with no parameters
+    Then the page content should include the error "Undefined index: name"
+
+  Scenario: Error is generated when trying to render input with incorrect parameter passed
+    Given the "index.php" file contains:
+      """
+      <?php
+      echo "My name is: {$_GET['name']}";
+      """
+    When I make a request to "/item?nae=jon"
+    Then the page content should include the error "Undefined index: name"
+
+  Scenario: Correctly rendering input when correct parameter passed
+    Given the "index.php" file contains:
+      """
+      <?php
+      echo "My name is: {$_GET['name']}";
+      """
+    When I make a request to "/?name=jon"
+    Then the page content should be "My name is: jon"
\ No newline at end of file
diff --git a/spec/LegacyApp/ControllersSpec.php b/spec/LegacyApp/ControllersSpec.php
new file mode 100644
index 0000000..ba50868
--- /dev/null
+++ b/spec/LegacyApp/ControllersSpec.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace spec\carlosV2\LegacyDriver\LegacyApp;
+
+use PhpSpec\ObjectBehavior;
+use Symfony\Component\Routing\RouteCollection;
+
+class ControllersSpec extends ObjectBehavior
+{
+    function it_is_constructed_with_routes(RouteCollection $routeCollection)
+    {
+        $this->beConstructedWith($routeCollection);
+    }
+}
diff --git a/spec/LegacyApp/LegacyAppSpec.php b/spec/LegacyApp/LegacyAppSpec.php
new file mode 100644
index 0000000..7d275fa
--- /dev/null
+++ b/spec/LegacyApp/LegacyAppSpec.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace spec\carlosV2\LegacyDriver\LegacyApp;
+
+use carlosV2\LegacyDriver\LegacyApp\Controllers;
+use carlosV2\LegacyDriver\LegacyApp\LegacyApp;
+use carlosV2\LegacyDriver\LegacyApp\Script;
+use PhpSpec\ObjectBehavior;
+use PHPUnit_Framework_Assert;
+use Symfony\Component\BrowserKit\Request;
+
+/**
+ * @mixin LegacyApp
+ */
+class LegacyAppSpec extends ObjectBehavior
+{
+    function let(Script $bootstrapScript, Controllers $controllers)
+    {
+        $bootstrapScript->__toString()->willReturn('script.php');
+        $documentRoot = './';
+        $environmentVariables = [];
+        $bootstrapScripts = [$bootstrapScript];
+
+        $bootstrapScript->load()->willReturn();
+
+        $this->beConstructedWith($documentRoot, $controllers, $environmentVariables, $bootstrapScripts);
+    }
+
+    function it_loads_all_bootstrap_scripts(Script $bootstrapScript, Controllers $controllers)
+    {
+        $request = new Request('http://localhost/', 'GET');
+        $controllers->getFront($request)->willReturn($bootstrapScript);
+
+        $bootstrapScript->load()->shouldBeCalledTimes(2);
+
+        $this->handle($request);
+    }
+
+    function it_sets_up_request_parameters_from_query_string_on_GET(Script $bootstrapScript, Controllers $controllers)
+    {
+        $request = new Request('http://localhost/?name=jon', 'GET');
+        $controllers->getFront($request)->willReturn($bootstrapScript);
+
+        $this->handle($request);
+
+        PHPUnit_Framework_Assert::assertEquals($_REQUEST['name'], 'jon');
+    }
+}
diff --git a/spec/LegacyApp/ScriptSpec.php b/spec/LegacyApp/ScriptSpec.php
new file mode 100644
index 0000000..d6324d9
--- /dev/null
+++ b/spec/LegacyApp/ScriptSpec.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace spec\carlosV2\LegacyDriver\LegacyApp;
+
+use PhpSpec\ObjectBehavior;
+
+class ScriptSpec extends ObjectBehavior
+{
+    public function let()
+    {
+        $this->beConstructedWith(['bootstrap.php']);
+    }
+}
diff --git a/src/Client.php b/src/Client.php
index afda8b9..520711e 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -57,11 +57,11 @@ protected function doRequest($request)
     /**
      * Compose the command to run with the same PHP binary that was used to run Behat
      *
-     * @param Request $request
+     * @param object $request
      *
      * @return string
      */
-    private function composeCommand(Request $request)
+    private function composeCommand($request)
     {
         return sprintf(
             '%s %s %s %s %s',
diff --git a/src/LegacyApp/Controllers.php b/src/LegacyApp/Controllers.php
new file mode 100644
index 0000000..e56b4e8
--- /dev/null
+++ b/src/LegacyApp/Controllers.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace carlosV2\LegacyDriver\LegacyApp;
+
+use Symfony\Component\BrowserKit\Request;
+use Symfony\Component\Routing\Matcher\UrlMatcher;
+use Symfony\Component\Routing\RequestContext;
+use Symfony\Component\Routing\Route;
+use Symfony\Component\Routing\RouteCollection;
+
+class Controllers
+{
+    /**
+     * @var RouteCollection
+     */
+    private $routeCollection;
+
+    /**
+     * @param RouteCollection $routeCollection
+     */
+    public function __construct(RouteCollection $routeCollection)
+    {
+        $this->routeCollection = $routeCollection;
+    }
+
+    /**
+     * @param Request $request
+     *
+     * @return Script
+     */
+    public function getFront(Request $request)
+    {
+        $parts = parse_url($request->getUri());
+
+        $matcher = new UrlMatcher(
+            $this->routeCollection,
+            new RequestContext(
+                '/',
+                strtoupper($request->getMethod())
+            )
+        );
+
+        $parameters = $matcher->match($parts['path']);
+
+        return new Script($parameters['file']);
+    }
+
+    public function add(Route $route)
+    {
+        $this->routeCollection->add(md5(serialize($route)), $route);
+    }
+}
diff --git a/src/LegacyApp/LegacyApp.php b/src/LegacyApp/LegacyApp.php
index aa74a01..97be22c 100644
--- a/src/LegacyApp/LegacyApp.php
+++ b/src/LegacyApp/LegacyApp.php
@@ -3,8 +3,6 @@
 namespace carlosV2\LegacyDriver\LegacyApp;
 
 use Symfony\Component\BrowserKit\Request;
-use Symfony\Component\Routing\Matcher\UrlMatcher;
-use Symfony\Component\Routing\RequestContext;
 use Symfony\Component\Routing\RouteCollection;
 
 final class LegacyApp
@@ -30,14 +28,14 @@ final class LegacyApp
     private $bootstrapScripts;
 
     /**
-     * @param string          $documentRoot
-     * @param RouteCollection $controllers
-     * @param string[]        $environmentVariables
-     * @param string[]        $bootstrapScripts
+     * @param string $documentRoot
+     * @param Controllers $controllers
+     * @param string[] $environmentVariables
+     * @param string[] $bootstrapScripts
      */
     public function __construct(
         $documentRoot,
-        RouteCollection $controllers,
+        Controllers $controllers,
         array $environmentVariables,
         array $bootstrapScripts
     ) {
@@ -52,32 +50,11 @@ public function __construct(
      */
     public function handle(Request $request)
     {
-        $controller = $this->getFrontendControllerScript($request);
-
-        chdir(dirname($controller));
         $this->setVariables($request);
 
-        $this->bootstrapScripts[] = $controller;
-        $this->bootstrapApp();
-    }
+        $this->bootstrapScripts[] = $this->controllers->getFront($request);
 
-    /**
-     * @param Request $request
-     *
-     * @return string
-     */
-    private function getFrontendControllerScript(Request $request)
-    {
-        $parts = parse_url($request->getUri());
-        $matcher = new UrlMatcher(
-            $this->controllers,
-            new RequestContext(
-                '/',
-                strtoupper($request->getMethod())
-            )
-        );
-        $parameters = $matcher->match($parts['path']);
-        return $parameters['file'];
+        $this->bootstrapApp();
     }
 
     /**
@@ -135,7 +112,10 @@ private function setEnvironmentVariables()
     private function setGetVariables(Request $request)
     {
         if (strtoupper($request->getMethod()) === 'GET') {
-            $_GET = $request->getParameters();
+            $parts = parse_url($request->getUri());
+            if (isset($parts['query'])) {
+                parse_str($parts['query'], $_GET);
+            }
         }
 
         $_REQUEST = array_merge($_REQUEST, $_GET);
@@ -170,7 +150,7 @@ private function setServerVariables(Request $request)
     {
         $_SERVER = $request->getServer();
         $_SERVER['DOCUMENT_ROOT'] = $this->documentRoot . '/';
-        $_SERVER['SCRIPT_FILENAME'] = $this->getFrontendControllerScript($request);
+        $_SERVER['SCRIPT_FILENAME'] = $this->controllers->getFront($request);
         $_SERVER['SCRIPT_NAME'] = str_replace($this->documentRoot, '', $_SERVER['SCRIPT_FILENAME']);
         $_SERVER['PHP_SELF'] = $_SERVER['SCRIPT_NAME'];
 
@@ -184,15 +164,13 @@ private function setServerVariables(Request $request)
             $_SERVER['QUERY_STRING'] = $parts['query'];
         }
 
-        if ($_SERVER['HTTP_HOST'] === 'https') {
+        if ($_SERVER['REQUEST_SCHEME'] === 'https') {
             $_SERVER['HTTPS'] = 'on';
         }
     }
 
     private function bootstrapApp()
     {
-        foreach ($this->bootstrapScripts as $bootstrapScript) {
-            require_once $bootstrapScript;
-        }
+        array_map(function(Script $script) { $script->load(); }, $this->bootstrapScripts);
     }
 }
diff --git a/src/LegacyApp/LegacyAppBuilder.php b/src/LegacyApp/LegacyAppBuilder.php
index d3195ed..3b684da 100644
--- a/src/LegacyApp/LegacyAppBuilder.php
+++ b/src/LegacyApp/LegacyAppBuilder.php
@@ -2,8 +2,6 @@
 
 namespace carlosV2\LegacyDriver\LegacyApp;
 
-use Symfony\Component\Routing\RouteCollection;
-
 final class LegacyAppBuilder
 {
     /**
@@ -12,7 +10,7 @@ final class LegacyAppBuilder
     private $documentRoot;
 
     /**
-     * @var RouteCollection
+     * @var Controllers
      */
     private $controllers;
 
@@ -27,15 +25,14 @@ final class LegacyAppBuilder
     private $bootstrapScripts;
 
     /**
-     * @param string          $documentRoot
-     * @param RouteCollection $controllers
+     * @param string $documentRoot
+     * @param Controllers $controllers
      */
-    public function __construct($documentRoot, RouteCollection $controllers)
+    public function __construct($documentRoot, Controllers $controllers)
     {
         $this->documentRoot = $documentRoot;
         $this->controllers = $controllers;
         $this->environmentVariables = array();
-        $this->bootstrapScripts = array();
     }
 
     /**
@@ -51,7 +48,9 @@ public function addEnvironmentVariables(array $environmentVariables)
      */
     public function addBootstrapScripts(array $bootstrapScripts)
     {
-        $this->bootstrapScripts = $bootstrapScripts;
+        $this->bootstrapScripts = array_map(function($script) {
+            return new Script($script);
+        }, $bootstrapScripts);
     }
 
     /**
diff --git a/src/LegacyApp/Script.php b/src/LegacyApp/Script.php
new file mode 100644
index 0000000..9615ef1
--- /dev/null
+++ b/src/LegacyApp/Script.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace carlosV2\LegacyDriver\LegacyApp;
+
+class Script
+{
+    /**
+     * @var array
+     */
+    private $script;
+
+    /**
+     * @param string $script
+     */
+    public function __construct($script)
+    {
+        $this->script = $script;
+    }
+
+    /**
+     */
+    public function load()
+    {
+        chdir(dirname($this->script));
+        require_once $this->script;
+    }
+
+    public function __toString()
+    {
+         return $this->script;
+    }
+}