public function testGetLanguageParameterName()
{
// test for default configuration
$c = \SimpleSAML_Configuration::loadFromArray(array(), '', 'simplesaml');
$l = new Language($c);
$this->assertEquals('language', $l->getLanguageParameterName());
// test for valid configuration
$c = \SimpleSAML_Configuration::loadFromArray(array('language.parameter.name' => 'xyz'), '', 'simplesaml');
$l = new Language($c);
$this->assertEquals('xyz', $l->getLanguageParameterName());
}