/+  *test
/=  ames  /:  /===/sys/vane/ames
          /!noun/
::  construct some test fixtures
::
=/  vane  (ames !>(..zuse))
::
=/  nec  vane
=/  bud  vane
::
=.  our.nec        ~nec
=.  now.nec        ~1111.1.1
=.  eny.nec        0xdead.beef
=.  scry-gate.nec  |=(* ``[%noun !>(*(list turf))])
::
=.  our.bud          ~bud
=.  now.bud          ~1111.1.1
=.  eny.bud          0xbeef.dead
=.  scry-gate.bud    |=(* ``[%noun !>(*(list turf))])
::
=.  crypto-core.ames-state.nec  (pit:nu:crub:crypto 512 (shaz 'nec'))
=.  crypto-core.ames-state.bud  (pit:nu:crub:crypto 512 (shaz 'bud'))
::
=/  nec-pub  pub:ex:crypto-core.ames-state.nec
=/  nec-sec  sec:ex:crypto-core.ames-state.nec
=/  bud-pub  pub:ex:crypto-core.ames-state.bud
=/  bud-sec  sec:ex:crypto-core.ames-state.bud
::
=/  nec-sym  (derive-symmetric-key:vane bud-pub nec-sec)
=/  bud-sym  (derive-symmetric-key:vane nec-pub bud-sec)
::
?>  =(nec-sym bud-sym)
::
=.  life.ames-state.nec  2
=.  peers.ames-state.nec
  %+  ~(put by peers.ames-state.nec)  ~bud
  =|  =peer-state:ames
  =.  -.peer-state
    :*  symmetric-key=bud-sym
        life=3
        public-key=bud-pub
        sponsor=~nec
    ==
  =.  route.peer-state  `[direct=%.y `lane:ames`[%& ~nec]]
  [%known peer-state]
::
=.  life.ames-state.bud  3
=.  peers.ames-state.bud
  %+  ~(put by peers.ames-state.bud)  ~nec
  =|  =peer-state:ames
  =.  -.peer-state
    :*  symmetric-key=nec-sym
        life=2
        public-key=nec-pub
        sponsor=~nec
    ==
  =.  route.peer-state  `[direct=%.y `lane:ames`[%| `@`%lane-bar]]
  [%known peer-state]
::  metamorphose
::
=>  .(nec +:(call:(nec) ~[//unix] ** %born ~))
=>  .(bud +:(call:(bud) ~[//unix] ** %born ~))
::  helper core
::
=>
|%
++  move-to-packet
  |=  =move:ames
  ^-  [=lane:ames =blob:ames]
  ::
  ?>  ?=([%give %send *] +.move)
  [lane blob]:+>+.move
::
++  is-move-send
  |=  =move:ames
  ^-  ?
  ?=([%give %send *] card.move)
::
++  snag-packet
  |=  [index=@ud moves=(list move:ames)]
  ^-  [=lane:ames =blob:ames]
  ::
  %-  move-to-packet
  %+  snag  index
  (skim moves is-move-send)
::
++  call
  |=  [vane=_nec =duct =task:ames]
  ^-  [moves=(list move:ames) _nec]
  ::
  =/  vane-core  (vane(now `@da`(add ~s1 now.vane)))
  ::
  (call:vane-core duct ** task)
::
++  take
  |=  [vane=_nec =wire =duct =sign:ames]
  ^-  [moves=(list move:ames) _nec]
  ::
  =/  vane-core  (vane(now `@da`(add ~s1 now.vane)))
  ::
  (take:vane-core wire duct ** sign)
--
::  test core
::
|%
++  test-packet-encoding  ^-  tang
  ::
  =/  =packet:ames
    :*  [sndr=~nec rcvr=~bud]
        encrypted=%.n
        origin=~
        content=[12 13]
    ==
  ::
  =/  encoded  (encode-packet:vane packet)
  =/  decoded  (decode-packet:vane encoded)
  ::
  %+  expect-eq
    !>  packet
    !>  decoded
::
++  test-alien-encounter  ^-  tang
  ::
  =/  lane-foo=lane:ames  [%| `@ux``@`%lane-foo]
  ::
  =/  =plea:ames  [%g /talk [%first %post]]
  ::
  =/  =shut-packet:ames
    :*  sndr-life=4
        rcvr-life=3
        bone=1
        message-num=1
        [%& num-fragments=1 fragment-num=0 (jam plea)]
    ==
  ::
  =/  =packet:ames
    :*  [sndr=~bus rcvr=~bud]
        encrypted=%.y
        origin=~
        content=(encrypt:vane nec-sym shut-packet)
    ==
  ::
  =/  =blob:ames   (encode-packet:vane packet)
  =^  moves1  bud  (call bud ~[//unix] %hear lane-foo blob)
  =^  moves2  bud
    =/  =point:ames
      :*  rift=1
          life=4
          keys=[[life=4 [crypto-suite=1 `@`nec-pub]] ~ ~]
          sponsor=`~bus
      ==
    %-  take
    :^  bud  /public-keys  ~[//unix]
    ^-  sign:ames
    [%j %public-keys %full [n=[~bus point] ~ ~]]
  =^  moves3  bud  (call bud ~[//unix] %hear lane-foo blob)
  ::
  ;:  weld
    %+  expect-eq
      !>  [~[//unix] %pass /public-keys %j %public-keys [~bus ~ ~]]~
      !>  moves1
  ::
    %+  expect-eq
      !>  %-  sy
          :~  :^  ~[//unix]  %pass  /bone/~bus/1
              [%g %plea ~bus %g /talk [%first %post]]
          ::
              :^  ~[//unix]  %pass  /qos
              [%d %flog %text "; ~bus is your neighbor"]
          ==
      !>  (sy ,.moves3)
  ==
::
++  test-message-flow  ^-  tang
  ::  ~nec -> %plea -> ~bud
  ::
  =^  moves1  nec  (call nec ~[/g/talk] %plea ~bud %g /talk [%get %post])
  =^  moves2  bud  (call bud ~[//unix] %hear (snag-packet 0 moves1))
  ::  ~bud -> %done -> ~nec
  ::
  =^  moves3  bud  (take bud /bone/~nec/1 ~[//unix] %g %done ~)
  =^  moves4  nec  (call nec ~[//unix] %hear (snag-packet 0 moves3))
  ::  ~bud -> %boon -> ~nec
  ::
  =^  moves5  bud  (take bud /bone/~nec/1 ~[//unix] %g %boon [%post 'first1!!'])
  =^  moves6  nec  (call nec ~[//unix] %hear (snag-packet 0 moves5))
  ::  ~nec -> %done -> ~bud (just make sure ~bud doesn't crash on ack)
  ::
  =^  moves7  bud  (call bud ~[//unix] %hear (snag-packet 0 moves6))
  ::
  ;:  weld
    %+  expect-eq
      !>  :~  [~[//unix] %pass /qos %d %flog %text "; ~nec is your neighbor"]
              [~[//unix] %pass /bone/~nec/1 %g %plea ~nec %g /talk [%get %post]]
          ==
      !>  moves2
  ::
    %+  expect-eq
      !>  %-  sy
          :~  [~[/ames] %pass /pump/~bud/0 %b %rest ~1111.1.1..00.00.02]
              [~[//unix] %pass /qos %d %flog %text "; ~bud is your neighbor"]
              [~[/g/talk] %give %done error=~]
          ==
      !>  (sy ,.moves4)
  ::
    %+  expect-eq
      !>  [~[/g/talk] %give %boon [%post 'first1!!']]
      !>  (snag 0 `(list move:ames)`moves6)
  ==
::
++  test-nack  ^-  tang
  ::  ~nec -> %plea -> ~bud
  ::
  =^  moves1  nec  (call nec ~[/g/talk] %plea ~bud %g /talk [%get %post])
  =^  moves2  bud  (call bud ~[//unix] %hear (snag-packet 0 moves1))
  ::  ~bud -> nack -> ~nec
  ::
  =/  =error:ames  [%flub [%leaf "sinusoidal repleneration"]~]
  =^  moves3  bud  (take bud /bone/~nec/1 ~[/bud] %g %done `error)
  =^  moves4  nec  (call nec ~[//unix] %hear (snag-packet 0 moves3))
  ::  ~bud -> nack-trace -> ~nec
  ::
  =^  moves5  nec  (call nec ~[//unix] %hear (snag-packet 1 moves3))
  ::  ~nec -> ack nack-trace -> ~bud
  ::
  =^  moves6  bud  (call bud ~[//unix] %hear (snag-packet 0 moves5))
  ::
  %+  expect-eq
    !>  [~[/g/talk] %give %done `error]
    !>  (snag 1 `(list move:ames)`moves5)
--