test = require "noflo-test"

test.component("lift/Extractor").
  discuss("takes a pattern").
    send.connect("pattern").
      send.data("pattern", ["a", "c"]).
      send.data("pattern", ["e"]).
    send.disconnect("pattern").
  discuss("takes a data structure").
    send.connect("in").
      send.beginGroup("in", "a").
        send.data("in", "b").
        send.beginGroup("in", "c").
          send.data("in", "d").
        send.endGroup("in").
      send.endGroup("in").
      send.beginGroup("in", "e").
        send.data("in", "f").
      send.endGroup("in").
      send.beginGroup("in", "g").
        send.data("in", "h").
      send.endGroup("in").
    send.disconnect("in").
  discuss("get the sub-structure with the immediately enclosing group specified by pattern").
    receive.connect("out").
      receive.beginGroup("out", "c").
        receive.data("out", "d").
      receive.endGroup("out").
      receive.beginGroup("out", "e").
        receive.data("out", "f").
      receive.endGroup("out").
    receive.disconnect("out").

  next().
  discuss("pattern is all regexp strings").
    send.connect("pattern").
      send.data("pattern", ["^a$", "c.+"]).
    send.disconnect("pattern").
  discuss("takes a data structure").
    send.connect("in").
      send.beginGroup("in", "a").
        send.data("in", "unmatched").
        send.beginGroup("in", "ca").
          send.data("in", "matched").
        send.endGroup("in").
      send.endGroup("in").
      send.beginGroup("in", "ab").
        send.data("in", "unmatched").
      send.endGroup("in").
    send.disconnect("in").
  discuss("get the sub-data structure specified by pattern").
    receive.connect("out").
      receive.data("out", "matched").
    receive.disconnect("out").

export module