| 1 | package session |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "context" |
| 6 | "encoding/json" |
| 7 | "errors" |
| 8 | "fmt" |
| 9 | "os" |
| 10 | "path/filepath" |
| 11 | "testing" |
| 12 | "time" |
| 13 | |
| 14 | "reasonix/internal/agent" |
| 15 | "reasonix/internal/event" |
| 16 | "reasonix/internal/filelock" |
| 17 | "reasonix/internal/provider" |
| 18 | "reasonix/internal/store" |
| 19 | ) |
| 20 | |
| 21 | func TestStoredManifestRequiresExactFormatBoundary(t *testing.T) { |
| 22 | t.Parallel() |
| 23 | if !supportedStoredManifest(Manifest{SchemaVersion: SchemaVersion, Codec: Codec}) { |
| 24 | t.Fatal("in-place v4 session was rejected") |
| 25 | } |
| 26 | if !supportedStoredManifest(Manifest{SchemaVersion: SchemaVersion, Codec: Codec, StorageRevision: StorageRevision}) { |
| 27 | t.Fatal("final v4 manifest was rejected") |
| 28 | } |
| 29 | if !supportedStoredManifest(Manifest{SchemaVersion: 3, Codec: FinalV31Codec}) { |
| 30 | t.Fatal("frozen v3.1 input format was rejected") |
| 31 | } |
| 32 | if supportedStoredManifest(Manifest{SchemaVersion: SchemaVersion, Codec: FinalV31Codec}) { |
| 33 | t.Fatal("schema-4 data mislabeled as v3.1 was accepted") |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | func TestLegacyLinearStoreOpensAndAppendsWithoutCodecUpgrade(t *testing.T) { |
| 38 | for _, codec := range []string{LegacyLinearCodec, FinalV31Codec, PrototypeCodec} { |
| 39 | t.Run(codec, func(t *testing.T) { testNativeLinearStore(t, codec) }) |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | func testNativeLinearStore(t *testing.T, codec string) { |
| 44 | root := t.TempDir() |
| 45 | dir := filepath.Join(root, "legacy-linear") |
| 46 | if err := os.MkdirAll(dir, 0o700); err != nil { |
| 47 | t.Fatal(err) |
| 48 | } |
| 49 | manifest := Manifest{SchemaVersion: 3, Codec: codec, SessionID: "legacy-linear", CreatedAt: time.Now().UTC(), WriterGeneration: 1} |
| 50 | if err := writeManifestFile(filepath.Join(dir, "manifest.json"), manifest); err != nil { |
| 51 | t.Fatal(err) |
| 52 | } |
| 53 | if err := os.WriteFile(filepath.Join(dir, legacyLogName), nil, 0o600); err != nil { |
| 54 | t.Fatal(err) |
| 55 | } |
| 56 | s, err := OpenWithOptions(dir, "legacy-linear", OpenOptions{ExternalHistory: true}) |
| 57 | if err != nil { |
| 58 | t.Fatal(err) |
| 59 | } |
| 60 | t.Cleanup(func() { _ = s.Close(context.Background()) }) |
| 61 | _, err = s.Append(t.Context(), Batch{OperationID: "continue-old", Events: []Event{{Kind: "turn/start"}}}) |
| 62 | if err != nil { |
| 63 | t.Fatal(err) |
| 64 | } |
| 65 | if _, err := s.Flush(t.Context()); err != nil { |
| 66 | t.Fatal(err) |
| 67 | } |
| 68 | if err := s.Close(context.Background()); err != nil { |
| 69 | t.Fatal(err) |
| 70 | } |
| 71 | got, err := readStoredManifest(filepath.Join(dir, "manifest.json")) |
| 72 | if err != nil || got.Codec != codec || got.SchemaVersion != 3 { |
| 73 | t.Fatalf("manifest = %+v, err=%v", got, err) |
| 74 | } |
| 75 | commits, err := Replay(dir, nil) |
| 76 | if err != nil || len(commits) != 1 || commits[0].Codec != codec { |
| 77 | t.Fatalf("commits = %+v, err=%v", commits, err) |
| 78 | } |
| 79 | // Preserve the byte boundary of records produced by a different JSON |
| 80 | // encoder. Re-marshalling a record to derive its end would truncate this. |
| 81 | logPath := filepath.Join(dir, legacyLogName) |
| 82 | original, err := os.ReadFile(logPath) |
| 83 | if err != nil { |
| 84 | t.Fatal(err) |
| 85 | } |
| 86 | original = append([]byte(" "), original...) |
| 87 | if err := os.WriteFile(logPath, original, 0o600); err != nil { |
| 88 | t.Fatal(err) |
| 89 | } |
| 90 | s, err = OpenWithOptions(dir, "legacy-linear", OpenOptions{ExternalHistory: true}) |
| 91 | if err != nil { |
| 92 | t.Fatal(err) |
| 93 | } |
| 94 | if got, err := os.ReadFile(logPath); err != nil || !bytes.Equal(got, original) { |
| 95 | t.Fatalf("opening changed original log bytes: %v", err) |
| 96 | } |
| 97 | if _, err := s.Append(t.Context(), Batch{OperationID: "finish-old", Events: []Event{{Kind: "turn/end", Payload: json.RawMessage(`{"status":"completed"}`)}}}); err != nil { |
| 98 | t.Fatal(err) |
| 99 | } |
| 100 | if err := s.Close(context.Background()); err != nil { |
| 101 | t.Fatal(err) |
| 102 | } |
| 103 | commits, err = Replay(dir, nil) |
| 104 | if err != nil || len(commits) != 2 || commits[1].FirstSequence != 2 { |
| 105 | t.Fatalf("reopened commits = %+v, err=%v", commits, err) |
| 106 | } |
| 107 | complete, err := os.ReadFile(logPath) |
| 108 | if err != nil { |
| 109 | t.Fatal(err) |
| 110 | } |
| 111 | if err := os.WriteFile(logPath, append(append([]byte(nil), complete...), []byte(`{"partial":`)...), 0o600); err != nil { |
| 112 | t.Fatal(err) |
| 113 | } |
| 114 | s, err = OpenWithOptions(dir, "legacy-linear", OpenOptions{ExternalHistory: true}) |
| 115 | if err != nil { |
| 116 | t.Fatal(err) |
| 117 | } |
| 118 | if got, err := os.ReadFile(logPath); err != nil || !bytes.Equal(got, complete) { |
| 119 | t.Fatalf("torn repair changed complete prefix: %v", err) |
| 120 | } |
| 121 | backups, err := filepath.Glob(filepath.Join(dir, "events.torn-*.tail")) |
| 122 | if err != nil || len(backups) != 1 { |
| 123 | t.Fatalf("torn evidence missing: %v %v", backups, err) |
| 124 | } |
| 125 | if got, err := os.ReadFile(backups[0]); err != nil || string(got) != `{"partial":` { |
| 126 | t.Fatalf("torn evidence changed: %q %v", got, err) |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | func TestNativePrototypeHistoryRewriteRoundTrip(t *testing.T) { |
| 131 | dir := filepath.Join(t.TempDir(), "prototype") |
| 132 | payload, _ := json.Marshal(map[string]any{"messages": []provider.Message{{ID: "old", Role: provider.RoleUser, Content: "old"}}}) |
| 133 | writePrototypeStore(t, dir, []Event{{Kind: "context/replace", Payload: payload}}, "") |
| 134 | s, err := Open(dir, "prototype") |
| 135 | if err != nil { |
| 136 | t.Fatal(err) |
| 137 | } |
| 138 | t.Cleanup(func() { _ = s.Close(context.Background()) }) |
| 139 | if got := s.Snapshot().Projection.ModelMessages; len(got) != 1 || got[0].Content != "old" { |
| 140 | t.Fatalf("old projection: %+v", got) |
| 141 | } |
| 142 | payload, _ = json.Marshal(map[string]any{"messages": []provider.Message{{ID: "new", Role: provider.RoleUser, Content: "new"}}}) |
| 143 | if _, err := s.Append(t.Context(), Batch{OperationID: "rewrite", Events: []Event{{Kind: "history/replace", Payload: payload}}}); err != nil { |
| 144 | t.Fatal(err) |
| 145 | } |
| 146 | if err := s.Close(context.Background()); err != nil { |
| 147 | t.Fatal(err) |
| 148 | } |
| 149 | raw, err := os.ReadFile(filepath.Join(dir, legacyLogName)) |
| 150 | if err != nil || bytes.Contains(raw, []byte(`"kind":"history/replace"`)) { |
| 151 | t.Fatalf("prototype codec changed: %s %v", raw, err) |
| 152 | } |
| 153 | s, err = Open(dir, "prototype") |
| 154 | if err != nil { |
| 155 | t.Fatal(err) |
| 156 | } |
| 157 | if got := s.Snapshot().Projection.ModelMessages; len(got) != 1 || got[0].Content != "new" { |
| 158 | t.Fatalf("reopened projection: %+v", got) |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | func TestCommitBatchAndProjectionAreAtomic(t *testing.T) { |
| 163 | dir := filepath.Join(t.TempDir(), "s") |
| 164 | s, err := Open(dir, "s") |
| 165 | if err != nil { |
| 166 | t.Fatal(err) |
| 167 | } |
| 168 | t.Cleanup(func() { _ = s.Close(context.Background()) }) |
| 169 | todos, _ := json.Marshal(map[string]any{"todos": []event.Todo{{Content: "A", Status: "in_progress"}, {Content: "B", Status: "in_progress"}}}) |
| 170 | commit, err := s.Append(t.Context(), Batch{OperationID: "todo-1", TurnID: "turn-1", Events: []Event{ |
| 171 | {Kind: "turn/start"}, |
| 172 | {Kind: "todo/write", Payload: todos}, |
| 173 | }}) |
| 174 | if err != nil { |
| 175 | t.Fatal(err) |
| 176 | } |
| 177 | if commit.FirstSequence != 1 || commit.EventCount != 2 || commit.Events[1].Sequence != 2 { |
| 178 | t.Fatalf("commit boundary = %+v", commit) |
| 179 | } |
| 180 | projection := s.Snapshot().Projection |
| 181 | if !projection.TodoWritten || len(projection.Todos) != 2 || projection.Todos[1].Content != "B" { |
| 182 | t.Fatalf("live todo projection = %+v", projection) |
| 183 | } |
| 184 | if _, err := s.Flush(t.Context()); err != nil { |
| 185 | t.Fatal(err) |
| 186 | } |
| 187 | commits, err := Replay(dir, nil) |
| 188 | if err != nil { |
| 189 | t.Fatal(err) |
| 190 | } |
| 191 | replayed, err := Project(commits) |
| 192 | if err != nil { |
| 193 | t.Fatal(err) |
| 194 | } |
| 195 | if !replayed.TodoWritten || len(replayed.Todos) != 2 || replayed.Todos[1].Content != "B" { |
| 196 | t.Fatalf("replayed todo projection = %+v", replayed) |
| 197 | } |
| 198 | } |
| 199 | |
| 200 | func TestProjectionRebuildsMessagesGoalPlanInteractionsAndRecovery(t *testing.T) { |
| 201 | dir := filepath.Join(t.TempDir(), "s") |
| 202 | s, err := Open(dir, "s") |
| 203 | if err != nil { |
| 204 | t.Fatal(err) |
| 205 | } |
| 206 | t.Cleanup(func() { _ = s.Close(context.Background()) }) |
| 207 | message, _ := json.Marshal(map[string]any{"message": provider.Message{ID: "m1", Role: provider.RoleUser, Content: "hello"}}) |
| 208 | interaction, _ := json.Marshal(map[string]any{"id": "p1", "state": "pending"}) |
| 209 | recovery, _ := json.Marshal(event.RecoveryStatus{State: "recovery_required", RequiresUserDecision: true, Reason: "worker did not exit"}) |
| 210 | if _, err := s.Append(t.Context(), Batch{OperationID: "state-1", TurnID: "t1", Events: []Event{ |
| 211 | {Kind: "turn/start"}, |
| 212 | {Kind: "message/complete", Payload: message}, |
| 213 | {Kind: "interaction/created", Payload: interaction}, |
| 214 | {Kind: "plan/state", Payload: json.RawMessage(`{"status":"approved"}`)}, |
| 215 | {Kind: "goal/state", Payload: json.RawMessage(`{"objective":"ship","status":"active"}`)}, |
| 216 | {Kind: "runtime/recovery", Payload: recovery}, |
| 217 | }}); err != nil { |
| 218 | t.Fatal(err) |
| 219 | } |
| 220 | projection := s.Snapshot().Projection |
| 221 | if len(projection.Messages) != 1 || projection.Messages[0].ID != "m1" || projection.Interactions["p1"] != "pending" { |
| 222 | t.Fatalf("message/interaction projection = %+v", projection) |
| 223 | } |
| 224 | if projection.Recovery == nil || !projection.Recovery.RequiresUserDecision || len(projection.PlanState) == 0 || len(projection.GoalState) == 0 { |
| 225 | t.Fatalf("state projection = %+v", projection) |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | func TestModelContextReplaceDoesNotRewriteUIHistory(t *testing.T) { |
| 230 | dir := filepath.Join(t.TempDir(), "replace") |
| 231 | store, err := Open(dir, "replace") |
| 232 | if err != nil { |
| 233 | t.Fatal(err) |
| 234 | } |
| 235 | t.Cleanup(func() { _ = store.Close(context.Background()) }) |
| 236 | messages := []provider.Message{{ID: "u1", Role: provider.RoleUser, Content: "new context"}} |
| 237 | payload, _ := json.Marshal(map[string]any{"messages": messages, "reason": "compaction", "sourceSequences": []uint64{1}}) |
| 238 | if _, err := store.Append(context.Background(), Batch{OperationID: "replace-1", Events: []Event{{Kind: "model/context-replace", Payload: payload}}}); err != nil { |
| 239 | t.Fatal(err) |
| 240 | } |
| 241 | got := store.Snapshot().Projection.Messages |
| 242 | if len(got) != 0 { |
| 243 | t.Fatalf("messages = %#v", got) |
| 244 | } |
| 245 | derived := store.DeriveMessages() |
| 246 | if len(derived) != 1 || derived[0].ID != "u1" { |
| 247 | t.Fatalf("model messages = %#v", derived) |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | func TestMessageUpsertPersistsLocalMetadataWithoutEnteringModelHistory(t *testing.T) { |
| 252 | store, err := Open(filepath.Join(t.TempDir(), "upsert"), "upsert") |
| 253 | if err != nil { |
| 254 | t.Fatal(err) |
| 255 | } |
| 256 | t.Cleanup(func() { _ = store.Close(context.Background()) }) |
| 257 | local := provider.Message{ID: "receipt", Role: provider.RoleTool, Name: provider.LocalOnlyToolName, ToolCallID: provider.LocalOnlyToolID, LocalOnly: true, ProtocolRecovery: json.RawMessage(`{"version":1,"id":"r","state":"pending"}`)} |
| 258 | payload, _ := json.Marshal(map[string]any{"message": local}) |
| 259 | if _, err := store.Append(t.Context(), Batch{OperationID: "upsert-local", Events: []Event{{Kind: "message/upsert", Payload: payload}}}); err != nil { |
| 260 | t.Fatal(err) |
| 261 | } |
| 262 | snapshot := store.Snapshot().Projection |
| 263 | if len(snapshot.Messages) != 1 || snapshot.Messages[0].ID != "receipt" { |
| 264 | t.Fatalf("ui messages = %#v", snapshot.Messages) |
| 265 | } |
| 266 | if len(snapshot.ModelMessages) != 0 { |
| 267 | t.Fatalf("local receipt leaked into model history: %#v", snapshot.ModelMessages) |
| 268 | } |
| 269 | local.ProtocolRecovery = json.RawMessage(`{"version":1,"id":"r","state":"consumed"}`) |
| 270 | payload, _ = json.Marshal(map[string]any{"message": local}) |
| 271 | if _, err := store.Append(t.Context(), Batch{OperationID: "upsert-local-again", Events: []Event{{Kind: "message/upsert", Payload: payload}}}); err != nil { |
| 272 | t.Fatal(err) |
| 273 | } |
| 274 | if got := store.Snapshot().Projection; len(got.Messages) != 1 || len(got.ModelMessages) != 0 { |
| 275 | t.Fatalf("updated projections = %#v / %#v", got.Messages, got.ModelMessages) |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | func TestMessageCompleteRejectsDuplicateStableIDAtomically(t *testing.T) { |
| 280 | store, err := Open(filepath.Join(t.TempDir(), "duplicates"), "duplicates") |
| 281 | if err != nil { |
| 282 | t.Fatal(err) |
| 283 | } |
| 284 | t.Cleanup(func() { _ = store.Close(context.Background()) }) |
| 285 | payload, _ := json.Marshal(map[string]any{"message": provider.Message{ID: "same", Role: provider.RoleUser, Content: "one"}}) |
| 286 | if _, err := store.Append(t.Context(), Batch{OperationID: "one", Events: []Event{{Kind: "message/complete", Payload: payload}}}); err != nil { |
| 287 | t.Fatal(err) |
| 288 | } |
| 289 | before := store.Snapshot() |
| 290 | payload, _ = json.Marshal(map[string]any{"message": provider.Message{ID: "same", Role: provider.RoleAssistant, Content: "two"}}) |
| 291 | if _, err := store.Append(t.Context(), Batch{OperationID: "two", Events: []Event{{Kind: "message/complete", Payload: payload}}}); err == nil { |
| 292 | t.Fatal("duplicate stable id accepted") |
| 293 | } |
| 294 | after := store.Snapshot() |
| 295 | if after.EventSequence != before.EventSequence || len(after.Projection.Messages) != 1 { |
| 296 | t.Fatalf("failed batch mutated state: before=%+v after=%+v", before, after) |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | func TestCompactionReplacesOnlyModelProjection(t *testing.T) { |
| 301 | dir := filepath.Join(t.TempDir(), "compaction") |
| 302 | store, err := Open(dir, "compaction") |
| 303 | if err != nil { |
| 304 | t.Fatal(err) |
| 305 | } |
| 306 | t.Cleanup(func() { _ = store.Close(context.Background()) }) |
| 307 | original := provider.Message{ID: "u1", Role: provider.RoleUser, Content: "original"} |
| 308 | messagePayload, _ := json.Marshal(map[string]any{"message": original}) |
| 309 | projected := []provider.Message{{ID: "summary", Role: provider.RoleUser, Content: "summary"}} |
| 310 | compactionPayload, _ := json.Marshal(map[string]any{"messages": projected, "trigger": "manual"}) |
| 311 | if _, err := store.Append(context.Background(), Batch{OperationID: "compact", Events: []Event{ |
| 312 | {Kind: "message/complete", Payload: messagePayload}, |
| 313 | {Kind: "compaction", Payload: compactionPayload}, |
| 314 | }}); err != nil { |
| 315 | t.Fatal(err) |
| 316 | } |
| 317 | snapshot := store.Snapshot().Projection |
| 318 | if len(snapshot.Messages) != 1 || snapshot.Messages[0].ID != "u1" { |
| 319 | t.Fatalf("canonical messages changed: %#v", snapshot.Messages) |
| 320 | } |
| 321 | if len(snapshot.ModelMessages) != 1 || snapshot.ModelMessages[0].ID != "summary" { |
| 322 | t.Fatalf("model projection = %#v", snapshot.ModelMessages) |
| 323 | } |
| 324 | } |
| 325 | |
| 326 | func TestRestartRecoveryClosesTurnToolsAndInteractionsWithoutReplay(t *testing.T) { |
| 327 | dir := filepath.Join(t.TempDir(), "recover") |
| 328 | first, err := Open(dir, "recover") |
| 329 | if err != nil { |
| 330 | t.Fatal(err) |
| 331 | } |
| 332 | call := json.RawMessage(`{"id":"call-1","name":"bash"}`) |
| 333 | interaction := json.RawMessage(`{"id":"approval-1","state":"pending"}`) |
| 334 | if _, err := first.Append(t.Context(), Batch{OperationID: "open-turn", TurnID: "turn-1", Events: []Event{ |
| 335 | {Kind: "turn/start"}, {Kind: "tool/start", Payload: call}, {Kind: "interaction/created", Payload: interaction}, |
| 336 | }}); err != nil { |
| 337 | t.Fatal(err) |
| 338 | } |
| 339 | if err := first.Close(t.Context()); err != nil { |
| 340 | t.Fatal(err) |
| 341 | } |
| 342 | |
| 343 | second, err := Open(dir, "recover") |
| 344 | if err != nil { |
| 345 | t.Fatal(err) |
| 346 | } |
| 347 | defer second.Close(context.Background()) |
| 348 | if _, recovered, err := second.RecoverInterrupted(t.Context()); err != nil || !recovered { |
| 349 | t.Fatalf("RecoverInterrupted = recovered %v, err %v", recovered, err) |
| 350 | } |
| 351 | projection := second.Snapshot().Projection |
| 352 | if projection.TurnID != "" || projection.TurnStatus != event.TurnInterrupted || len(projection.ActiveTools) != 0 || len(projection.Interactions) != 0 { |
| 353 | t.Fatalf("recovered projection = %+v", projection) |
| 354 | } |
| 355 | } |
| 356 | |
| 357 | func TestAppendValidationDoesNotChangeLiveState(t *testing.T) { |
| 358 | dir := filepath.Join(t.TempDir(), "s") |
| 359 | s, err := Open(dir, "s") |
| 360 | if err != nil { |
| 361 | t.Fatal(err) |
| 362 | } |
| 363 | t.Cleanup(func() { _ = s.Close(context.Background()) }) |
| 364 | tests := []Event{ |
| 365 | {Kind: "todo/write", Payload: json.RawMessage(`{"todos":[{"content":" A ","status":"pending"}]}`)}, |
| 366 | {Kind: "interaction/created", Payload: json.RawMessage(`{"id":"p","state":"answered"}`)}, |
| 367 | {Kind: "interaction/resolved", Payload: json.RawMessage(`{"id":"p","state":"pending"}`)}, |
| 368 | {Kind: "message/complete", Payload: json.RawMessage(`{"message":{"role":"user","content":"missing id"}}`)}, |
| 369 | {Kind: "plan/state", Payload: json.RawMessage(`[]`)}, |
| 370 | } |
| 371 | for i, invalid := range tests { |
| 372 | before := s.Snapshot() |
| 373 | _, err := s.Append(t.Context(), Batch{OperationID: "invalid-" + string(rune('a'+i)), Events: []Event{invalid}}) |
| 374 | if !errors.Is(err, ErrDamagedStore) { |
| 375 | t.Fatalf("event %s error = %v", invalid.Kind, err) |
| 376 | } |
| 377 | after := s.Snapshot() |
| 378 | if after.EventSequence != before.EventSequence { |
| 379 | t.Fatalf("invalid %s advanced sequence: before=%d after=%d", invalid.Kind, before.EventSequence, after.EventSequence) |
| 380 | } |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | func TestSessionConfigIsProjectedFromTheEventStream(t *testing.T) { |
| 385 | dir := filepath.Join(t.TempDir(), "s") |
| 386 | s, err := Open(dir, "s") |
| 387 | if err != nil { |
| 388 | t.Fatal(err) |
| 389 | } |
| 390 | if _, err := s.Append(t.Context(), Batch{OperationID: "config", Events: []Event{{Kind: "session/config", Payload: json.RawMessage(`{"modelRef":"provider/model","modelIdentity":"revision-1"}`)}}}); err != nil { |
| 391 | t.Fatal(err) |
| 392 | } |
| 393 | if projection := s.Snapshot().Projection; projection.ModelRef != "provider/model" || projection.ModelIdentity != "revision-1" { |
| 394 | t.Fatalf("live model selection = %q / %q", projection.ModelRef, projection.ModelIdentity) |
| 395 | } |
| 396 | if err := s.Close(t.Context()); err != nil { |
| 397 | t.Fatal(err) |
| 398 | } |
| 399 | commits, err := Replay(dir, nil) |
| 400 | if err != nil { |
| 401 | t.Fatal(err) |
| 402 | } |
| 403 | projection, err := Project(commits) |
| 404 | if err != nil { |
| 405 | t.Fatal(err) |
| 406 | } |
| 407 | if projection.ModelRef != "provider/model" || projection.ModelIdentity != "revision-1" { |
| 408 | t.Fatalf("replayed model selection = %q / %q", projection.ModelRef, projection.ModelIdentity) |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | func TestReplayIgnoresTornTailAndWriterRecoversUnderLease(t *testing.T) { |
| 413 | dir := filepath.Join(t.TempDir(), "s") |
| 414 | s, err := Open(dir, "s") |
| 415 | if err != nil { |
| 416 | t.Fatal(err) |
| 417 | } |
| 418 | if _, err := s.Append(t.Context(), Batch{OperationID: "turn", Events: []Event{{Kind: "turn/start"}}}); err != nil { |
| 419 | t.Fatal(err) |
| 420 | } |
| 421 | if err := s.Close(t.Context()); err != nil { |
| 422 | t.Fatal(err) |
| 423 | } |
| 424 | path := filepath.Join(dir, currentLogName) |
| 425 | file, err := os.OpenFile(path, os.O_APPEND|os.O_WRONLY, 0o600) |
| 426 | if err != nil { |
| 427 | t.Fatal(err) |
| 428 | } |
| 429 | _, _ = file.WriteString(`{"torn`) |
| 430 | _ = file.Close() |
| 431 | commits, err := Replay(dir, nil) |
| 432 | if err != nil || len(commits) != 1 { |
| 433 | t.Fatalf("Replay partial tail = %d, %v", len(commits), err) |
| 434 | } |
| 435 | reopened, err := Open(dir, "s") |
| 436 | if err != nil { |
| 437 | t.Fatalf("writer recovery: %v", err) |
| 438 | } |
| 439 | backups, err := filepath.Glob(filepath.Join(dir, "events.torn-*.tail")) |
| 440 | if err != nil || len(backups) != 1 { |
| 441 | t.Fatalf("torn tail backups = %v, %v", backups, err) |
| 442 | } |
| 443 | tail, err := os.ReadFile(backups[0]) |
| 444 | if err != nil || string(tail) != `{"torn` { |
| 445 | t.Fatalf("preserved tail = %q, %v", tail, err) |
| 446 | } |
| 447 | if _, err := reopened.Append(t.Context(), Batch{OperationID: "after-recovery", Events: []Event{{Kind: "diagnostic", Optional: true}}}); err != nil { |
| 448 | t.Fatal(err) |
| 449 | } |
| 450 | if err := reopened.Close(t.Context()); err != nil { |
| 451 | t.Fatal(err) |
| 452 | } |
| 453 | commits, err = Replay(dir, nil) |
| 454 | if err != nil || len(commits) != 2 { |
| 455 | t.Fatalf("Replay recovered log = %d, %v", len(commits), err) |
| 456 | } |
| 457 | } |
| 458 | |
| 459 | func TestReplayRejectsUnknownRequiredEventAndAllowsOptionalDiagnostic(t *testing.T) { |
| 460 | dir := filepath.Join(t.TempDir(), "s") |
| 461 | s, err := Open(dir, "s") |
| 462 | if err != nil { |
| 463 | t.Fatal(err) |
| 464 | } |
| 465 | if _, err := s.Append(t.Context(), Batch{OperationID: "unknown", Events: []Event{{Kind: "future/required"}}}); !errors.Is(err, ErrUnsupportedVersion) { |
| 466 | t.Fatalf("unknown required append error = %v", err) |
| 467 | } |
| 468 | if _, err := s.Append(t.Context(), Batch{OperationID: "diagnostic", Events: []Event{{Kind: "future/diagnostic", Optional: true}}}); err != nil { |
| 469 | t.Fatal(err) |
| 470 | } |
| 471 | if err := s.Close(t.Context()); err != nil { |
| 472 | t.Fatal(err) |
| 473 | } |
| 474 | if commits, err := Replay(dir, nil); err != nil || len(commits) != 1 { |
| 475 | t.Fatalf("optional diagnostic replay = %d, %v", len(commits), err) |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | func TestOpenUsesSingleWriterLeaseAndAdvancesGeneration(t *testing.T) { |
| 480 | dir := filepath.Join(t.TempDir(), "s") |
| 481 | first, err := Open(dir, "s") |
| 482 | if err != nil { |
| 483 | t.Fatal(err) |
| 484 | } |
| 485 | if _, err := Open(dir, "s"); !errors.Is(err, ErrWriterOwned) { |
| 486 | t.Fatalf("second writer error = %v", err) |
| 487 | } |
| 488 | firstGeneration := first.manifest.WriterGeneration |
| 489 | if err := first.Close(t.Context()); err != nil { |
| 490 | t.Fatal(err) |
| 491 | } |
| 492 | second, err := Open(dir, "s") |
| 493 | if err != nil { |
| 494 | t.Fatal(err) |
| 495 | } |
| 496 | defer second.Close(context.Background()) |
| 497 | if second.manifest.WriterGeneration != firstGeneration+1 { |
| 498 | t.Fatalf("writer generation = %d, want %d", second.manifest.WriterGeneration, firstGeneration+1) |
| 499 | } |
| 500 | } |
| 501 | |
| 502 | func TestMigrateLegacyIsIdempotentAndUsesFrozenArtifacts(t *testing.T) { |
| 503 | root := t.TempDir() |
| 504 | legacyDir := filepath.Join(root, "sessions") |
| 505 | path := filepath.Join(legacyDir, "old.jsonl") |
| 506 | if err := os.MkdirAll(legacyDir, 0o700); err != nil { |
| 507 | t.Fatal(err) |
| 508 | } |
| 509 | session := agent.NewSession("sys") |
| 510 | session.Add(provider.Message{Role: provider.RoleUser, Content: "hello", ID: "user-stable-id"}) |
| 511 | if err := session.Save(path); err != nil { |
| 512 | t.Fatal(err) |
| 513 | } |
| 514 | if err := agent.SetBranchModelSelectionPreserveUpdated(path, "provider/model", "connection-revision"); err != nil { |
| 515 | t.Fatal(err) |
| 516 | } |
| 517 | goal := `{"objective":"finish","status":"paused","token_budget":123,"todos":[{"content":"old","status":"in_progress"}],"auto_continue":true}` |
| 518 | if err := os.WriteFile(store.SessionGoalState(path), []byte(goal), 0o600); err != nil { |
| 519 | t.Fatal(err) |
| 520 | } |
| 521 | v3root := filepath.Join(root, "sessions-v4") |
| 522 | first, err := MigrateLegacy(context.Background(), path, v3root) |
| 523 | if err != nil { |
| 524 | t.Fatal(err) |
| 525 | } |
| 526 | second, err := MigrateLegacy(context.Background(), path, v3root) |
| 527 | if err != nil { |
| 528 | t.Fatal(err) |
| 529 | } |
| 530 | if first.TargetID != second.TargetID || !second.Reused { |
| 531 | t.Fatalf("migration idempotency: first=%+v second=%+v", first, second) |
| 532 | } |
| 533 | commits, err := Replay(first.TargetDir, nil) |
| 534 | if err != nil || len(commits) == 0 { |
| 535 | t.Fatalf("Replay migrated = %d, %v", len(commits), err) |
| 536 | } |
| 537 | projection, err := Project(commits) |
| 538 | if err != nil { |
| 539 | t.Fatal(err) |
| 540 | } |
| 541 | if len(projection.Messages) != 2 || projection.Messages[1].ID != "user-stable-id" { |
| 542 | t.Fatalf("migrated messages = %+v", projection.Messages) |
| 543 | } |
| 544 | if projection.ModelRef != "provider/model" || projection.ModelIdentity != "connection-revision" { |
| 545 | t.Fatalf("migrated model selection = %q / %q", projection.ModelRef, projection.ModelIdentity) |
| 546 | } |
| 547 | if containsJSONKey(projection.GoalState, "todos") || containsJSONKey(projection.GoalState, "auto_continue") { |
| 548 | t.Fatalf("migrated goal projection = %s", projection.GoalState) |
| 549 | } |
| 550 | legacyGoal := filepath.Join(first.TargetDir, "legacy", filepath.Base(store.SessionGoalState(path))) |
| 551 | if string(mustRead(t, legacyGoal)) != goal { |
| 552 | t.Fatal("raw goal sidecar was not preserved byte-for-byte") |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | func TestMigrateLegacyBeyondFormer128MiBReplayLimit(t *testing.T) { |
| 557 | if os.Getenv("REASONIX_LARGE_SESSION_TEST") != "1" { |
| 558 | t.Skip("set REASONIX_LARGE_SESSION_TEST=1 to run the exact 134,308,416-byte regression") |
| 559 | } |
| 560 | const ( |
| 561 | totalBytes = int64(134_308_416) |
| 562 | messages = 8_192 |
| 563 | ) |
| 564 | root := t.TempDir() |
| 565 | legacy := filepath.Join(root, "oversized.jsonl") |
| 566 | file, err := os.OpenFile(legacy, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0o600) |
| 567 | if err != nil { |
| 568 | t.Fatal(err) |
| 569 | } |
| 570 | prefixBytes := int64(len(fmt.Sprintf(`{"role":"user","id":"m-%08d","content":"`, 0))) |
| 571 | suffix := []byte("\"}\n") |
| 572 | contentBytes := totalBytes - int64(messages)*(prefixBytes+int64(len(suffix))) |
| 573 | if contentBytes <= 0 { |
| 574 | t.Fatal("invalid oversized fixture dimensions") |
| 575 | } |
| 576 | base, extra := contentBytes/int64(messages), contentBytes%int64(messages) |
| 577 | chunk := bytes.Repeat([]byte{'x'}, 32<<10) |
| 578 | for i := range messages { |
| 579 | prefix := fmt.Sprintf(`{"role":"user","id":"m-%08d","content":"`, i) |
| 580 | if _, err := file.WriteString(prefix); err != nil { |
| 581 | t.Fatal(err) |
| 582 | } |
| 583 | n := base |
| 584 | if int64(i) < extra { |
| 585 | n++ |
| 586 | } |
| 587 | for n > 0 { |
| 588 | part := min(n, int64(len(chunk))) |
| 589 | if _, err := file.Write(chunk[:part]); err != nil { |
| 590 | t.Fatal(err) |
| 591 | } |
| 592 | n -= part |
| 593 | } |
| 594 | if _, err := file.Write(suffix); err != nil { |
| 595 | t.Fatal(err) |
| 596 | } |
| 597 | } |
| 598 | if err := file.Sync(); err != nil { |
| 599 | t.Fatal(err) |
| 600 | } |
| 601 | if err := file.Close(); err != nil { |
| 602 | t.Fatal(err) |
| 603 | } |
| 604 | info, err := os.Stat(legacy) |
| 605 | if err != nil || info.Size() != totalBytes { |
| 606 | t.Fatalf("legacy fixture size = %d, %v", info.Size(), err) |
| 607 | } |
| 608 | targetRoot := filepath.Join(root, "sessions-v4") |
| 609 | result, err := MigrateLegacy(t.Context(), legacy, targetRoot) |
| 610 | if err != nil { |
| 611 | t.Fatal(err) |
| 612 | } |
| 613 | if result.Source.Size != totalBytes || result.MessageNum != messages { |
| 614 | t.Fatalf("migration result = %+v", result) |
| 615 | } |
| 616 | service, err := NewService("capacity", NewFilesystemPersistence(targetRoot)) |
| 617 | if err != nil { |
| 618 | t.Fatal(err) |
| 619 | } |
| 620 | t.Cleanup(func() { _ = service.CloseAll(context.Background()) }) |
| 621 | binding, err := service.Open(t.Context(), SessionRef{HostID: "capacity", SessionID: result.TargetID}) |
| 622 | if err != nil { |
| 623 | t.Fatal(err) |
| 624 | } |
| 625 | if _, err := binding.Runtime().Session().AppendBatch(t.Context(), "continued-after-oversized-migration", []Event{{Kind: "session/title", Payload: json.RawMessage(`{"title":"continued"}`)}}); err != nil { |
| 626 | t.Fatal(err) |
| 627 | } |
| 628 | receipt, err := binding.Runtime().Session().Flush(t.Context()) |
| 629 | if err != nil { |
| 630 | t.Fatal(err) |
| 631 | } |
| 632 | if receipt.DurableSequence != messages+1 { |
| 633 | t.Fatalf("continued durable sequence = %d, want %d", receipt.DurableSequence, messages+1) |
| 634 | } |
| 635 | if err := binding.Release(t.Context()); err != nil { |
| 636 | t.Fatal(err) |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | func TestMigrateEmptyLegacyTranscriptProducesValidExplicitEmptyHistory(t *testing.T) { |
| 641 | root := t.TempDir() |
| 642 | legacy := filepath.Join(root, "empty.jsonl") |
| 643 | if err := os.WriteFile(legacy, nil, 0o600); err != nil { |
| 644 | t.Fatal(err) |
| 645 | } |
| 646 | result, err := MigrateLegacy(t.Context(), legacy, filepath.Join(root, "sessions-v4")) |
| 647 | if err != nil { |
| 648 | t.Fatal(err) |
| 649 | } |
| 650 | store, err := Open(result.TargetDir, result.TargetID) |
| 651 | if err != nil { |
| 652 | t.Fatal(err) |
| 653 | } |
| 654 | defer store.Close(context.Background()) |
| 655 | projection := store.Snapshot().Projection |
| 656 | if len(projection.Messages) != 0 || len(projection.ModelMessages) != 0 { |
| 657 | t.Fatalf("empty migration projection = messages %#v model %#v", projection.Messages, projection.ModelMessages) |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | func TestMigrateLegacyRefusesActiveSourceLease(t *testing.T) { |
| 662 | dir := t.TempDir() |
| 663 | path := filepath.Join(dir, "old.jsonl") |
| 664 | if err := agent.NewSession("sys").Save(path); err != nil { |
| 665 | t.Fatal(err) |
| 666 | } |
| 667 | lease, err := agent.TryAcquireSessionLease(path) |
| 668 | if err != nil { |
| 669 | t.Fatal(err) |
| 670 | } |
| 671 | defer lease.Release() |
| 672 | if _, err := MigrateLegacy(t.Context(), path, filepath.Join(dir, "sessions-v4")); !errors.Is(err, agent.ErrSessionLeaseHeld) { |
| 673 | t.Fatalf("migration with active source lease error = %v", err) |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | func TestMigrationMapLeaseWaitIsContextCancellable(t *testing.T) { |
| 678 | path := filepath.Join(t.TempDir(), "sessions-v4", "migration-map.json") |
| 679 | if err := os.MkdirAll(filepath.Dir(path), 0o700); err != nil { |
| 680 | t.Fatal(err) |
| 681 | } |
| 682 | release, err := filelock.TryAcquire(path + ".lock") |
| 683 | if err != nil { |
| 684 | t.Fatal(err) |
| 685 | } |
| 686 | defer release() |
| 687 | ctx, cancel := context.WithCancel(t.Context()) |
| 688 | cancel() |
| 689 | if _, err := acquireMigrationMapLease(ctx, path); !errors.Is(err, context.Canceled) { |
| 690 | t.Fatalf("acquireMigrationMapLease error = %v", err) |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | func TestMigrateLegacyHeadsBecomeIndependentLinearSessions(t *testing.T) { |
| 695 | dir := t.TempDir() |
| 696 | path := filepath.Join(dir, "old.jsonl") |
| 697 | session := agent.NewSession("sys") |
| 698 | session.Add(provider.Message{Role: provider.RoleUser, Content: "root question"}) |
| 699 | session.Add(provider.Message{Role: provider.RoleAssistant, Content: "root answer"}) |
| 700 | if err := session.Save(path); err != nil { |
| 701 | t.Fatal(err) |
| 702 | } |
| 703 | childHead, err := session.ForkHead(path, session.Snapshot()[2].ID, agent.HeadKindFork, "child") |
| 704 | if err != nil { |
| 705 | t.Fatal(err) |
| 706 | } |
| 707 | session.Add(provider.Message{Role: provider.RoleUser, Content: "child only"}) |
| 708 | if err := session.Save(path); err != nil { |
| 709 | t.Fatal(err) |
| 710 | } |
| 711 | heads, err := agent.ListSessionHeads(path) |
| 712 | if err != nil { |
| 713 | t.Fatal(err) |
| 714 | } |
| 715 | rootHead := "" |
| 716 | for _, head := range heads { |
| 717 | if head.ID != childHead { |
| 718 | rootHead = head.ID |
| 719 | break |
| 720 | } |
| 721 | } |
| 722 | if rootHead == "" { |
| 723 | t.Fatalf("legacy root head missing: %+v", heads) |
| 724 | } |
| 725 | |
| 726 | v3root := filepath.Join(dir, "sessions-v4") |
| 727 | rootResult, err := MigrateLegacyHead(t.Context(), path, v3root, rootHead) |
| 728 | if err != nil { |
| 729 | t.Fatal(err) |
| 730 | } |
| 731 | childResult, err := MigrateLegacyHead(t.Context(), path, v3root, childHead) |
| 732 | if err != nil { |
| 733 | t.Fatal(err) |
| 734 | } |
| 735 | if rootResult.TargetID == childResult.TargetID { |
| 736 | t.Fatal("distinct legacy heads reused one v3 target") |
| 737 | } |
| 738 | rootCommits, err := Replay(rootResult.TargetDir, nil) |
| 739 | if err != nil { |
| 740 | t.Fatal(err) |
| 741 | } |
| 742 | childCommits, err := Replay(childResult.TargetDir, nil) |
| 743 | if err != nil { |
| 744 | t.Fatal(err) |
| 745 | } |
| 746 | rootProjection, err := Project(rootCommits) |
| 747 | if err != nil { |
| 748 | t.Fatal(err) |
| 749 | } |
| 750 | childProjection, err := Project(childCommits) |
| 751 | if err != nil { |
| 752 | t.Fatal(err) |
| 753 | } |
| 754 | if len(rootProjection.Messages) != 3 || len(childProjection.Messages) != 4 || childProjection.Messages[3].Content != "child only" { |
| 755 | t.Fatalf("head projections root=%+v child=%+v", rootProjection.Messages, childProjection.Messages) |
| 756 | } |
| 757 | } |
| 758 | |
| 759 | func mustRead(t *testing.T, path string) []byte { |
| 760 | t.Helper() |
| 761 | b, err := os.ReadFile(path) |
| 762 | if err != nil { |
| 763 | t.Fatal(err) |
| 764 | } |
| 765 | return b |
| 766 | } |
| 767 | |
| 768 | func containsJSONKey(raw []byte, key string) bool { |
| 769 | var value map[string]any |
| 770 | _ = json.Unmarshal(raw, &value) |
| 771 | _, ok := value[key] |
| 772 | return ok |
| 773 | } |
| 774 |