package coords

import (
  "testing"
  "github.com/sirupsen/logrus"
)

var log *logrus.Entry
func init(){
	log = logrus.WithFields(logrus.Fields{"prefix": "coords/convert_test"})
}

func testCoordConvert(t *testing.T, mb MapBlockCoords){
  log.WithFields(logrus.Fields{"coords":mb}).Info("MapblockCoords")

  p := CoordToPlain(mb)
  log.WithFields(logrus.Fields{"plain":p}).Info("MapblockCoords")

  mb2 := PlainToCoord(p)
  log.WithFields(logrus.Fields{"coords2":mb2}).Info("MapblockCoords")


  if mb.X != mb2.X {
    t.Fatal("X mismatch")
  }

  if mb.Y != mb2.Y {
    t.Fatal("Y mismatch")
  }

  if mb.Z != mb2.Z {
    t.Fatal("Z mismatch")
  }

}

func TestConvertPlainMapBlock(t *testing.T){
  testCoordConvert(t, NewMapBlockCoords(10, 0, -10))
  testCoordConvert(t, NewMapBlockCoords(-2048, 2047, -10))
  testCoordConvert(t, NewMapBlockCoords(-3, 0, 2047)) //0...2047

}