Fixed #4

Changed setPluginsDir to addPluginsDir. Setting ‘pluginsDir’ was
removing the default Smarty plugins directory.

Author: mathmarques

src/Smarty.php

@@ -55,7 +55,7 @@ public function __construct($paths, $settings = [])
         }
 
         if (isset($settings['pluginsDir'])) {
-            $this->smarty->setPluginsDir($settings['pluginsDir']);
+            $this->smarty->addPluginsDir($settings['pluginsDir']);
         }
     }
 

tests/SmartyTest.php

@@ -19,7 +19,8 @@ public function setUp()
             ->getMock();
 
         $this->view = new Smarty(dirname(__FILE__) . '/templates', [
-            'compileDir' => dirname(__FILE__) . '/templates_c'
+            'compileDir' => dirname(__FILE__) . '/templates_c',
+            'pluginsDir' => './test'
         ]);
 
         $this->view->addSlimPlugins($mockRouter, 'base_url_test');
@@ -65,4 +66,9 @@ public function testPlugin()
 
         $this->assertEquals("<p>Plugin return: base_url_test.</p>\n", $output);
     }
+
+    public function testPluginDirs()
+    {
+        $this->assertGreaterThanOrEqual(2, count($this->view->getSmarty()->getPluginsDir()));
+    }
 }