public function testFilterSearch()
{
$client = static::createClient();
$crawler = $client->request('GET', '/unittest/de/EUR/list');
$this->assertEquals(1, $crawler->filter('.catalog-filter-search')->count());
$form = $crawler->filter('.catalog-filter-search button')->form();
$form['f_search'] = 'Unit';
$crawler = $client->submit($form);
$this->assertEquals(1, $crawler->filter('.catalog-list-items .product a:contains("Unittest: Test Selection")')->count());
$this->assertEquals(1, $crawler->filter('.catalog-list-items .product a:contains("Unittest: Empty Selection")')->count());
$this->assertEquals(1, $crawler->filter('.catalog-list-items .product a:contains("Unittest: Bundle")')->count());
}