package moves

import (
	"testing"

	"github.com/carlosframework/platform/internal/hostclaim"
)

func TestReplicaSourcePrefixAndKeep(t *testing.T) {
	inc := "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
	for _, tc := range []struct {
		h    hostclaim.Holder
		want string
	}{
		{hostclaim.Holder{Location: "instances/h/" + inc, Generation: "cur"}, "instances/h/" + inc + "/g-cur/"},
		{hostclaim.Holder{Location: "instances/h/" + inc + "/", Generation: "cur"}, "instances/h/" + inc + "/g-cur/"},
		{hostclaim.Holder{Location: "instances/h", Generation: hostclaim.RootGeneration}, "instances/h/"},
		{hostclaim.Holder{Location: "instances/h"}, "instances/h/"},
	} {
		if got, _ := ReplicaSource(tc.h); got != tc.want {
			t.Errorf("ReplicaSource(%+v) prefix = %q, want %q", tc.h, got, tc.want)
		}
	}
	_, keep := ReplicaSource(hostclaim.Holder{Location: "instances/h"})
	for rel, want := range map[string]bool{
		"0000/0000000000000001-0000000000000004.ltx": true,
		"0009/0000000000000001-00000000000000ff.ltx": true,
		"0001/0000000000000005-0000000000000005.ltx": true,
		"000a/0000000000000001-0000000000000004.ltx": false, // level 10
		"0000/0000000000000000-0000000000000004.ltx": false, // min 0
		"0000/0000000000000005-0000000000000004.ltx": false, // min > max
		"0000/0000000000000001-0000000000000004.LTX": false,
		"0000/1-4.ltx": false, // not canonical
		"00/0000000000000001-0000000000000004.ltx":          false,
		"g-x/0000/0000000000000001-0000000000000004.ltx":    false,
		inc + "/0000/0000000000000001-0000000000000004.ltx": false,
		"generation.json": false,
		"lock.json":       false,
		"closed/0000/0000000000000001-0000000000000004.ltx": false,
		"0000/0000000000000001-0000000000000004.ltx/x":      false,
	} {
		if got := keep(rel); got != want {
			t.Errorf("keep(%q) = %v, want %v", rel, got, want)
		}
	}
}