package lookup

import "testing"

// asiaticRussia stands in for cty.dat: one representative zone pair for a
// country eight CQ zones wide.
func asiaticRussia(cqz, ituz int) fakeDXCC {
	return fakeDXCC{"RU0LL": {num: 15, country: "Asiatic Russia", cont: "AS", cqz: cqz, ituz: ituz}}
}

// A zone is where the station SITS; an entity is what the callsign IS. Asiatic
// Russia spans CQ 16-23 and ITU 20-34, and cty.dat carries one representative
// pair for the whole country — so stamping it over a callbook's per-station
// answer records a WAZ credit for a zone the operator never worked.
//
// Reported with real callsigns: RU0LL is CQ 19 / ITU 34 and was logged 17/30.
func TestCallbookZonesSurviveTheEntityDefault(t *testing.T) {
	// What QRZ said about this very station.
	r := Result{Callsign: "RU0LL", CQZ: 19, ITUZ: 34}
	fillFromDXCC(&r, asiaticRussia(17, 30))
	if r.CQZ != 19 || r.ITUZ != 34 {
		t.Errorf("callbook zones were overwritten: CQ%d ITU%d, want CQ19 ITU34", r.CQZ, r.ITUZ)
	}
	if r.Country != "Asiatic Russia" {
		t.Errorf("the ENTITY must still come from cty.dat, got %q", r.Country)
	}
}

func TestEntityZonesFillSilence(t *testing.T) {
	// A callbook that says nothing about zones still gets an answer.
	r := Result{Callsign: "RU0LL"}
	fillFromDXCC(&r, asiaticRussia(17, 30))
	if r.CQZ != 17 || r.ITUZ != 30 {
		t.Errorf("empty zones were not filled: CQ%d ITU%d", r.CQZ, r.ITUZ)
	}
}