diff --git a/src/Symfony/Component/Routing/Tests/RouteCollectionTest.php b/src/Symfony/Component/Routing/Tests/RouteCollectionTest.php
index 14584e9cc1..00002e8c13 100644
--- a/src/Symfony/Component/Routing/Tests/RouteCollectionTest.php
+++ b/src/Symfony/Component/Routing/Tests/RouteCollectionTest.php
@@ -297,4 +297,18 @@ class RouteCollectionTest extends \PHPUnit_Framework_TestCase
 
         $this->assertEquals($rootCollection_A, $rootCollection_B);
     }
+
+    public function testSetHostnamePattern()
+    {
+        $collection = new RouteCollection();
+        $routea = new Route('/a');
+        $routeb = new Route('/b', array(), array(), array(), '{locale}.example.net');
+        $collection->add('a', $routea);
+        $collection->add('b', $routeb);
+
+        $collection->setHostnamePattern('{locale}.example.com');
+
+        $this->assertEquals('{locale}.example.com', $routea->getHostnamePattern());
+        $this->assertEquals('{locale}.example.net', $routeb->getHostnamePattern());
+    }
 }
diff --git a/src/Symfony/Component/Routing/Tests/RouteTest.php b/src/Symfony/Component/Routing/Tests/RouteTest.php
index af5df60bdc..1a11d7440e 100644
--- a/src/Symfony/Component/Routing/Tests/RouteTest.php
+++ b/src/Symfony/Component/Routing/Tests/RouteTest.php
@@ -17,11 +17,12 @@ class RouteTest extends \PHPUnit_Framework_TestCase
 {
     public function testConstructor()
     {
-        $route = new Route('/{foo}', array('foo' => 'bar'), array('foo' => '\d+'), array('foo' => 'bar'));
+        $route = new Route('/{foo}', array('foo' => 'bar'), array('foo' => '\d+'), array('foo' => 'bar'), '{locale}.example.com');
         $this->assertEquals('/{foo}', $route->getPattern(), '__construct() takes a pattern as its first argument');
         $this->assertEquals(array('foo' => 'bar'), $route->getDefaults(), '__construct() takes defaults as its second argument');
         $this->assertEquals(array('foo' => '\d+'), $route->getRequirements(), '__construct() takes requirements as its third argument');
         $this->assertEquals('bar', $route->getOption('foo'), '__construct() takes options as its fourth argument');
+        $this->assertEquals('{locale}.example.com', $route->getHostnamePattern(), '__construct() takes a hostname pattern as its fifth argument');
     }
 
     public function testPattern()
@@ -121,6 +122,13 @@ class RouteTest extends \PHPUnit_Framework_TestCase
         );
     }
 
+    public function testHostnamePattern()
+    {
+        $route = new Route('/');
+        $route->setHostnamePattern('{locale}.example.net');
+        $this->assertEquals('{locale}.example.net', $route->getHostnamePattern(), '->setHostnamePattern() sets the hostname pattern');
+    }
+
     public function testCompile()
     {
         $route = new Route('/{foo}');