$user = new TestUser( __METHOD__ );
list( $html, ) = $this->executeSpecialPage( 'clear', null, 'qqx', $user->getUser() );
$this->assertRegExp(
$user = new TestUser( __METHOD__ );
list( $html, ) = $this->executeSpecialPage( 'clear', null, 'qqx', $user->getUser() );
$this->assertRegExp(