public function testGetMetaDataForKeys()
 {
     $result = $this->ServiceRegistry->getMetaDataForKeys("http://ivotestsp.local", array("name:en", "description:en"));
     $this->assertEquals(2, count($result));
     $this->assertEquals("Ivo's SP", $result["name:en"]);
     $this->assertEquals("A description", $result["description:en"]);
 }