package cloudflare

import (
	"reflect"
	"testing"
)

// R-134: the hub's zone lookup must reach the zone for a name more than one label below it, as the
// controller's does. Stripping ONE label tried only [a.b.felhom.eu b.felhom.eu] and never felhom.eu,
// so the geo-unblock no-op'd with "no active zone found".
func TestZoneCandidates(t *testing.T) {
	for _, tc := range []struct {
		in   string
		want []string
	}{
		{"a.b.felhom.eu", []string{"a.b.felhom.eu", "b.felhom.eu", "felhom.eu"}},
		{"demo.felhom.eu", []string{"demo.felhom.eu", "felhom.eu"}},
		{"felhom.eu", []string{"felhom.eu"}},
		{"x.y.z.example.co", []string{"x.y.z.example.co", "y.z.example.co", "z.example.co", "example.co"}},
		{"", nil},
		{"localhost", []string{"localhost"}},
	} {
		if got := zoneCandidates(tc.in); !reflect.DeepEqual(got, tc.want) {
			t.Errorf("zoneCandidates(%q) = %v, want %v", tc.in, got, tc.want)
		}
	}
}