package service_test

import (
	"testing"

	"github.com/vasyakrg/dns-autoresolver/internal/diff"
	"github.com/vasyakrg/dns-autoresolver/internal/model"
	"github.com/vasyakrg/dns-autoresolver/internal/service"
)

func TestDeriveStatus(t *testing.T) {
	// no actionable diffs → in_sync
	if got := service.DeriveStatus(diff.Changeset{}); got != service.StatusInSync {
		t.Fatalf("empty: %q", got)
	}
	// an actionable prune → drift
	cs := diff.Changeset{Diffs: []diff.RecordDiff{
		{Kind: diff.Delete, Type: model.A, Name: "x.example.com.", Actual: &model.Record{Type: model.A, Name: "x.example.com.", Values: []string{"1.1.1.1"}}},
	}}
	if got := service.DeriveStatus(cs); got != service.StatusDrift {
		t.Fatalf("prune: %q", got)
	}
}