assert(Howcast.owns_url?('http://www.howcast.com/videos/6807-2twr'))
assert(Howcast.owns_url?('www.howcast.com/videos/6807-2dgfdg'))
assert(Howcast.owns_url?('http://howcast.com/videos/6807-cse'))
assert(Howcast.owns_url?('http://www.howcast.com/videos/6807-2twr'))
assert(Howcast.owns_url?('www.howcast.com/videos/6807-2dgfdg'))
assert(Howcast.owns_url?('http://howcast.com/videos/6807-cse'))