public function testHelperUrl()
{
$view = $this->getView();
$this->assertEquals('/test/test/foo/bar', $view->url('test', 'test', ['foo' => 'bar']));
$this->assertEquals('/test/test', $view->url('test', 'test', null));
$this->assertEquals('/test', $view->url('test', null));
$this->assertEquals('/index/test', $view->url(null, 'test'));
}