| 1 | package agent |
| 2 | |
| 3 | import ( |
| 4 | "encoding/json" |
| 5 | "errors" |
| 6 | "os" |
| 7 | "path/filepath" |
| 8 | "testing" |
| 9 | |
| 10 | "reasonix/internal/provider" |
| 11 | "reasonix/internal/store" |
| 12 | ) |
| 13 | |
| 14 | func TestStreamSessionMessagesForMigrationAppliesReplaceWithoutRetainingPrefix(t *testing.T) { |
| 15 | path := filepath.Join(t.TempDir(), "legacy.jsonl") |
| 16 | records := []sessionEventRecord{ |
| 17 | {SchemaVersion: 1, Type: sessionEventTypeReplace, Messages: []provider.Message{{Role: provider.RoleSystem, Content: "system"}, {Role: provider.RoleUser, Content: "old"}}}, |
| 18 | {SchemaVersion: 1, Type: sessionEventTypeAppend, MessageIndex: 2, Messages: []provider.Message{{Role: provider.RoleAssistant, Content: "obsolete"}}}, |
| 19 | {SchemaVersion: 1, Type: sessionEventTypeReplace, Messages: []provider.Message{{Role: provider.RoleUser, Content: "final"}}}, |
| 20 | {SchemaVersion: 1, Type: sessionEventTypeAppend, MessageIndex: 1, Messages: []provider.Message{{Role: provider.RoleAssistant, Content: "answer"}}}, |
| 21 | } |
| 22 | file, err := os.Create(store.SessionEventLog(path)) |
| 23 | if err != nil { |
| 24 | t.Fatal(err) |
| 25 | } |
| 26 | encoder := json.NewEncoder(file) |
| 27 | for _, record := range records { |
| 28 | if err := encoder.Encode(record); err != nil { |
| 29 | t.Fatal(err) |
| 30 | } |
| 31 | } |
| 32 | if err := file.Close(); err != nil { |
| 33 | t.Fatal(err) |
| 34 | } |
| 35 | var messages []provider.Message |
| 36 | resets := 0 |
| 37 | result, err := StreamSessionMessagesForMigration(t.Context(), path, "", func() error { |
| 38 | resets++ |
| 39 | messages = nil |
| 40 | return nil |
| 41 | }, func(message provider.Message) error { |
| 42 | messages = append(messages, message) |
| 43 | return nil |
| 44 | }) |
| 45 | if err != nil { |
| 46 | t.Fatal(err) |
| 47 | } |
| 48 | if !result.FromEvents || result.Messages != 2 || resets != 3 { |
| 49 | t.Fatalf("result=%+v resets=%d", result, resets) |
| 50 | } |
| 51 | if len(messages) != 2 || messages[0].Content != "final" || messages[1].Content != "answer" || messages[0].ID == "" || messages[1].ID == "" { |
| 52 | t.Fatalf("messages = %#v", messages) |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | func TestStreamSessionMessagesForMigrationRejectsBrokenAppendChain(t *testing.T) { |
| 57 | path := filepath.Join(t.TempDir(), "legacy.jsonl") |
| 58 | record := sessionEventRecord{SchemaVersion: 1, Type: sessionEventTypeAppend, MessageIndex: 7, Messages: []provider.Message{{Role: provider.RoleUser, Content: "lost"}}} |
| 59 | data, _ := json.Marshal(record) |
| 60 | if err := os.WriteFile(store.SessionEventLog(path), append(data, '\n'), 0o600); err != nil { |
| 61 | t.Fatal(err) |
| 62 | } |
| 63 | _, err := StreamSessionMessagesForMigration(t.Context(), path, "", func() error { return nil }, func(provider.Message) error { return nil }) |
| 64 | if !errors.Is(err, ErrSessionHistoryDamaged) { |
| 65 | t.Fatalf("error = %v", err) |
| 66 | } |
| 67 | } |
| 68 |