mappingInt:
  5: abc
  10: def
  20: ghi
mapInt:
  5: abc
  10: def
  20: ghi
mappingFloat:
  5.0: abc
  10.5: def
  20.99999999: ghi
mapFloat:
  5.0: abc
  10.5: def
  20.99999999: ghi
mappingBool:
  true: abc
  false: def
mapBool:
  true: abc
  false: def
mappingNull:
  null: abc
mapNull:
  null: abc
