Test

query_args: ############
array (
  'post_type' => 'product',
  'order' => 'DESC',
  'posts_per_page' => '20',
  'post__in' => 
  array (
    0 => 30280,
    1 => 30744,
    2 => 30793,
    3 => 31319,
  ),
  'tax_query' => 
  array (
    'relation' => 'AND',
    0 => 
    array (
      'taxonomy' => 'product_cat',
      'field' => 'term_id',
      'terms' => 
      array (
        0 => '1091',
        1 => '1093',
        2 => '1095',
      ),
      'operator' => 'IN',
    ),
  ),
)
found_posts: ############
1