diff --git a/tests/Zend/Loader/PluginLoaderTest.php b/tests/Zend/Loader/PluginLoaderTest.php
index 567a51c..3e9a8af 100644
--- a/tests/Zend/Loader/PluginLoaderTest.php
+++ b/tests/Zend/Loader/PluginLoaderTest.php
@@ -510,6 +510,25 @@ class Zend_Loader_PluginLoaderTest extends PHPUnit_Framework_TestCase
         }
         $this->assertEquals(1, count($loader->getPaths('My_Namespace_')));
     }
+
+    /**
+     * @group ZF-11330
+     */
+    public function testLoadClassesWithBackslashInName()
+    {
+        if (version_compare(PHP_VERSION, '5.3.0', '<')) {
+            $this->markTestSkipped(__CLASS__ . '::' . __METHOD__ . ' requires PHP 5.3.0 or greater');
+            return;
+        }
+        $loader = new Zend_Loader_PluginLoader(array());
+        $loader->addPrefixPath('Zfns\\', dirname(__FILE__) . '/_files/Zfns');
+        try {
+            $className = $loader->load('Foo\\Bar');
+        } catch (Exception $e) {
+            $this->fail(sprintf("Failed loading helper with backslashes in name"));
+        }
+        $this->assertEquals('Zfns\\Foo\\Bar', $className);
+    }
 }
 
 // Call Zend_Loader_PluginLoaderTest::main() if this source file is executed directly.
diff --git a/tests/Zend/Loader/_files/ZendLoaderAutoloader/Foo/Bar.php b/tests/Zend/Loader/_files/ZendLoaderAutoloader/Foo/Bar.php
new file mode 100644
index 0000000..5d0ced5
--- /dev/null
+++ b/tests/Zend/Loader/_files/ZendLoaderAutoloader/Foo/Bar.php
@@ -0,0 +1,33 @@
+
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Loader
+ * @subpackage UnitTests
+ * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Loader
+ * @subpackage UnitTests
+ * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class ZendLoaderAutoloader_Foo_Bar
+{
+}
diff --git a/tests/Zend/Loader/_files/Zfns/Foo/Bar.php b/tests/Zend/Loader/_files/Zfns/Foo/Bar.php
new file mode 100644
index 0000000..980c77a
--- /dev/null
+++ b/tests/Zend/Loader/_files/Zfns/Foo/Bar.php
@@ -0,0 +1,7 @@
+<?php
+namespace Zfns\Foo;
+
+class Bar
+{
+}
+