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package player
import (
"os"
"path/filepath"
"reflect"
"sync"
"testing"
)
func testAccountStore(t *testing.T) *AccountStore {
t.Helper()
dir := t.TempDir()
for _, kind := range []string{"accounts", "characters"} {
if err := os.MkdirAll(filepath.Join(dir, "players", kind), 0755); err != nil {
t.Fatal(err)
}
}
return NewAccountStore(dir)
}
func TestSaveGodPlayerDoesNotMutateLiveState(t *testing.T) {
s := testAccountStore(t)
p := New("Alice")
p.GodBackup = p.Skills
p.Skills = map[SkillName]int{Hitpoints: 1000000}
p.GodMode = true
p.HP = 999
expected := *p
expected.Skills = p.GodBackup
wantHP := expected.MaxHP()
// Concurrent saves of an otherwise immutable player used to race while
// temporarily swapping Skills/HP. Saving must be observationally read-only.
var wg sync.WaitGroup
for i := 0; i < 2; i++ {
wg.Add(1)
go func() {
defer wg.Done()
if err := s.SaveCharacter(p); err != nil {
t.Error(err)
}
}()
}
wg.Wait()
if p.HP != 999 || p.Skills[Hitpoints] != 1000000 {
t.Fatal("save changed live god-mode state")
}
saved, err := s.LoadCharacter(p.Name)
if err != nil {
t.Fatal(err)
}
if saved.HP != wantHP || !reflect.DeepEqual(saved.Skills, p.GodBackup) {
t.Fatalf("saved god-mode stats instead of underlying character: %+v", saved)
}
}
func TestAccountStoreIgnoresNonYAMLFiles(t *testing.T) {
s := testAccountStore(t)
for _, path := range []string{s.AccountPath("Alice"), s.CharPath("Alice")} {
for _, name := range []string{"Alice.yaml", ".save-stale", "Backup.yaml.bak"} {
if err := os.WriteFile(filepath.Join(filepath.Dir(path), name), nil, 0600); err != nil {
t.Fatal(err)
}
}
}
for _, list := range []func() ([]string, error){s.ListAccountNames, s.ListCharacterNames} {
got, err := list()
if err != nil || !reflect.DeepEqual(got, []string{"Alice"}) {
t.Fatalf("list = %v, %v", got, err)
}
}
for _, find := range []func(string) (string, error){s.FindAccount, s.FindCharacter} {
if got, err := find("alice"); err != nil || got != "Alice" {
t.Fatalf("case-insensitive lookup = %q, %v", got, err)
}
if _, err := find(".save-stale"); err == nil {
t.Fatal("temporary file treated as an account/character")
}
}
}
func TestLoadCharacterReconcilesNameToStem(t *testing.T) {
s := testAccountStore(t)
if err := os.WriteFile(s.CharPath("alice"), []byte("name: WRONG\nroom_id: 1\n"), 0600); err != nil {
t.Fatal(err)
}
p, err := s.LoadCharacter("alice")
if err != nil {
t.Fatal(err)
}
if p.Name != "alice" {
t.Fatalf("LoadCharacter reconciled name to %q, want %q", p.Name, "alice")
}
}
func TestLoadAccountReconcilesNameToStem(t *testing.T) {
s := testAccountStore(t)
if err := os.WriteFile(s.AccountPath("alice"), []byte("name: WRONG\n"), 0600); err != nil {
t.Fatal(err)
}
acc, err := s.LoadAccount("alice")
if err != nil {
t.Fatal(err)
}
if acc.Name != "alice" {
t.Fatalf("LoadAccount reconciled name to %q, want %q", acc.Name, "alice")
}
}
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