old_contents: # Earlier work in 845 dropped buildings from zoom 13
  
  # http://www.openstreetmap.org/way/23654700
  # http://www.openstreetmap.org/way/60500069
  assert_has_feature(
      13, 1310, 3170, 'buildings', 'kind': 'building'})
  
new_contents: # Earlier work in 845 dropped buildings from zoom 13
  
  # http://www.openstreetmap.org/way/23654700
  # http://www.openstreetmap.org/way/60500069
  assert_has_feature(
      13, 1310, 3170,
      {'buildings', 'kind': 'building'})
  
subject: add missing { to test