testing file config, pass

src/Config/Configuration.php

@@ -8,6 +8,11 @@ class Configuration {
      */
     private static $instance = null;
 
+    /**
+     * @var
+     */
+    private static $customConfigFilePath;
+
     /**
      * ! WARNING !
      *
@@ -23,8 +28,9 @@ class Configuration {
      */
     private $values = array();
 
-    private $customConfigFilename = 'configuration.local.php';
+    /**
-
+     * 
+     */
     private function __construct() 
     {
         if (!isset($this->values['session'])) {
@@ -34,27 +40,47 @@ class Configuration {
         if (!isset($this->values['session']['save_path'])) {
             $this->values['session']['save_path'] = session_save_path();
         }
+
+        if (file_exists(self::getConfigFilePath())) {
+            $this->loadConfigFromFile();
+        }
+    }
+    
+    /**
+     * The path to the file including file name
+     * @param string $filePath
+     * @return void
+     */
+    public static function setConfigFilePath($filePath)
+    {
+        if (!file_exists($filePath)) {
+            throw new \RuntimeException("The file path $filePath, does not exist");
+        }
+        self::$customConfigFilePath = $filePath;
     }
 
     /**
      *
      * @return String
      */
-    public function getCustomConfigFilePath()
+    public static function getConfigFilePath()
     {
-        return realpath(dirname(__FILE__) . '/../../../../../config/') . $this->customConfigFilename;
+        if (null === self::$customConfigFilePath) {
+            self::$customConfigFilePath = realpath(dirname(__FILE__) . '/../../../../../config/configuration.local.php');
+        }
+        return self::$customConfigFilePath;
     }
 
     /**
      * @return array
      * @throws \RuntimeException
      */
-    public function getCustomConfigFromFile()
+    public function getConfigFromFile()
     {
-        if (!file_exists($this->getCustomConfigFilePath())) {
+        if (!file_exists(self::getConfigFilePath())) {
-            throw new \RuntimeException("The file : {$this->getCustomConfigFilePath()} does not exist");
+            throw new \RuntimeException("The file : {self::getConfigFilePath()} does not exist");
         }
-        return include $this->getCustomConfigFilePath();
+        return include self::getConfigFilePath();
     }
 
     /**
@@ -62,9 +88,9 @@ class Configuration {
      * @return void
      * @throws \RuntimeException
      */
-    public function loadCustomConfigFromFile()
+    public function loadConfigFromFile()
     {
-        $this->setCustomConfig($this->getCustomConfigFromFile());
+        $this->setCustomConfig($this->getConfigFromFile());
     }
 
     /**

tests/Config/ConfigurationTest.php

@@ -16,10 +16,12 @@ class ConfigurationTest extends TestCase
     );
 
     protected $defaultConfig;
+    protected $dummyConfigFilePath;
 
     public function setUp()
     {
         $this->defaultConfig = array('session' => array('save_path' => session_save_path()));
+        $this->dummyConfigFilePath = realpath(dirname(__FILE__) . '/../../config/configuration.local.php');
     }
 
     public function testConfigurationInstanceIsTheSame()
@@ -113,4 +115,17 @@ class ConfigurationTest extends TestCase
         Configuration::getInstance()->setCustomConfig($this->testConfig);
         $this->assertSame(Configuration::get(), $this->testConfig);
     }
+
+    public function testDummyConfigFileExists()
+    {
+        $this->assertEquals(file_exists($this->dummyConfigFilePath), true);
+    }
+
+    public function testFileCustomConfigGetsLoadedIfFileExists()
+    {
+        $configPriorToFileLoading = Configuration::get();
+        Configuration::setConfigFilePath($this->dummyConfigFilePath);
+        Configuration::getInstance()->loadConfigFromFile();
+        $this->assertSame(Configuration::get(), array_replace_recursive($this->testConfig, include $this->dummyConfigFilePath));
+    }
 }