/**
     * @param array $collection
     * @param array $lists
     * @param array $mappers
     * @param boolean $allowDuplications
     */
    public function assertContainsCombinations($collection, array $lists, array $mappers, $allowDuplications = TRUE)
    {
        $mappers = array_map('callback', $mappers);
        $this->assertSame(count($lists), count($mappers), "Count of given lists equals to count of given mappers");

        $found = array_fill_keys(range(0, count($mappers)), array());
        foreach ($collection as $item) {
            foreach ($mappers as $i => $mapper) {
                $found[$i][] = $mapper($item);
            }
        }

        $combinations = array();

//      $counts = array_map('array_count_values', $found);
//      dump($counts);
    }