package pskr

import (
	"encoding/json"
	"testing"
)

// The frequency has to survive from the payload to the Spot: the Chase New
// panel is only useful if a click can put the rig on the station, and a row
// showing "—" instead of 14074.0 is a row nobody can act on.
func TestWirePayloadCarriesFrequency(t *testing.T) {
	const payload = `{"sq":1,"f":14074123,"md":"FT8","rp":-12,"sc":"VK9XX","sl":"QH30","rc":"F4BPO","rl":"IN95","b":"20m"}`
	var p wire
	if err := json.Unmarshal([]byte(payload), &p); err != nil {
		t.Fatalf("unmarshal: %v", err)
	}
	if p.Freq != 14074123 {
		t.Errorf("Freq = %d, want 14074123", p.Freq)
	}
	if p.TxCall != "VK9XX" || p.Band != "20m" || p.Mode != "FT8" {
		t.Errorf("unexpected decode: %+v", p)
	}
	// And the Spot the watcher builds must carry it — this is the field that was
	// declared, documented, and then never assigned.
	s := Spot{Call: p.TxCall, Band: p.Band, Mode: p.Mode, FreqHz: p.Freq}
	if s.FreqHz != p.Freq {
		t.Errorf("Spot.FreqHz = %d, want %d", s.FreqHz, p.Freq)
	}
}