/**
* Test method.
*
* @return void
*/
public function testSetDirName()
{
$old = ExtensionHelper::$langDirName;
ExtensionHelper::setDirName('{test}');
$this->assertThat(ExtensionHelper::$langDirName, $this->equalTo('{test}'));
ExtensionHelper::setDirName($old);
}
