package codex

import (
  "testing"
  "github.com/stretchr/testify/assert"
)

func Test_iso8583_decode(t *testing.T) {
  codex := LoadCodex("iso8583.yaml")
  msg := "0800822000000000000004000000000000020623135417005592001005REQ 1"
  data := make(map[string]interface{})
  pos, err := codex.Decode([]byte(msg), 0, data)
  assert.Nil(t, err, "decode err")
  assert.Equal(t, 63, pos, "decode pos")
  result := map[string]interface{}{
    "F000": "0800",
    "F007": "0623135417",
    "F011": "005592",
    "F070": "001",
    "F127": "REQ 1",
  }
  assert.Equal(t, result, data, "decode data")
}

func Test_iso8583_encode(t *testing.T) {
  codex := LoadCodex("iso8583.yaml")
  data := map[string]interface{}{
    "F000": "0800",
    "F007": "0623135417",
    "F011": "005592",
    "F070": "001",
    "F127": "REQ 1",
  }
  msg := make([]byte, 1024)
  pos, err := codex.Encode(msg, 0, data)
  assert.Nil(t, err, "encode err")
  assert.Equal(t, 63, pos, "encode pos")
  result := "0800822000000000000004000000000000020623135417005592001005REQ 1"
  assert.Equal(t, result, string(msg[0:pos]), "encode data")
}