| 1 | package replication |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "encoding/json" |
| 6 | "fmt" |
| 7 | "net/http" |
| 8 | "testing" |
| 9 | "time" |
| 10 | |
| 11 | "github.com/FelineStateMachine/tinyrelay/internal/event" |
| 12 | ) |
| 13 | |
| 14 | type silentNegentropyDialer struct{ calls int } |
| 15 | |
| 16 | type silentNegentropySocket struct{ responses chan []byte } |
| 17 | |
| 18 | func (d *silentNegentropyDialer) Dial(_ context.Context, _ string) (Socket, *http.Response, error) { |
| 19 | d.calls++ |
| 20 | return &silentNegentropySocket{responses: make(chan []byte, 1)}, nil, nil |
| 21 | } |
| 22 | |
| 23 | func (s *silentNegentropySocket) Read(ctx context.Context) ([]byte, error) { |
| 24 | select { |
| 25 | case response := <-s.responses: |
| 26 | return response, nil |
| 27 | case <-ctx.Done(): |
| 28 | return nil, ctx.Err() |
| 29 | } |
| 30 | } |
| 31 | |
| 32 | func (s *silentNegentropySocket) Write(_ context.Context, data []byte) error { |
| 33 | var message []json.RawMessage |
| 34 | if err := json.Unmarshal(data, &message); err != nil || len(message) < 2 { |
| 35 | return nil |
| 36 | } |
| 37 | var kind, id string |
| 38 | _ = json.Unmarshal(message[0], &kind) |
| 39 | _ = json.Unmarshal(message[1], &id) |
| 40 | if kind != "REQ" { |
| 41 | return nil // legacy peer silently ignores NEG-OPEN |
| 42 | } |
| 43 | response, _ := json.Marshal([]any{"EOSE" , id}) |
| 44 | s.responses <- response |
| 45 | return nil |
| 46 | } |
| 47 | |
| 48 | func (s *silentNegentropySocket) Close(error) error { return nil } |
| 49 | |
| 50 | func TestQuerySynchronizedFallsBackAfterSilentLegacyNegentropyPeer(t *testing.T) { |
| 51 | dialer := &silentNegentropyDialer{} |
| 52 | transport := &NostrTransport{Dialer: dialer, Timeout: 10 * time.Millisecond} |
| 53 | items, err := transport.QuerySynchronized(context.Background(), "ws://relay.example" , event.Filter{}, nil) |
| 54 | if err != nil { |
| 55 | t.Fatal(err) |
| 56 | } |
| 57 | if len(items) != 0 { |
| 58 | t.Fatalf("fallback returned %d events" , len(items)) |
| 59 | } |
| 60 | if dialer.calls != 2 { |
| 61 | t.Fatalf("transport dials = %d, want negentropy probe plus REQ fallback" , dialer.calls) |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | func TestQuerySynchronizedCachesSilentLegacyPeerPerTransport(t *testing.T) { |
| 66 | dialer := &silentNegentropyDialer{} |
| 67 | cache := &LegacyCache{} |
| 68 | for i := 0; i < 2; i++ { |
| 69 | transport := &NostrTransport{Dialer: dialer, Timeout: 10 * time.Millisecond, LegacyCache: cache} |
| 70 | if _, err := transport.QuerySynchronized(context.Background(), "ws://legacy.example" , event.Filter{}, nil); err != nil { |
| 71 | t.Fatal(err) |
| 72 | } |
| 73 | } |
| 74 | if dialer.calls != 3 { |
| 75 | t.Fatalf("transport dials = %d, want one negentropy probe and two REQ pulls" , dialer.calls) |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | func TestQueryNegentropyIDsReportsMissingRequestedEvents(t *testing.T) { |
| 80 | dialer := &batchQueryDialer{events: map[string]event.Event{}} |
| 81 | transport := &NostrTransport{Dialer: dialer, Timeout: time.Second} |
| 82 | items, err := transport.queryNegentropyIDs(context.Background(), "ws://relay.example" , event.Filter{}, []string{"missing" }) |
| 83 | if err != ErrPullIncomplete { |
| 84 | t.Fatalf("error = %v, want ErrPullIncomplete" , err) |
| 85 | } |
| 86 | if len(items) != 0 { |
| 87 | t.Fatalf("returned %d events for missing ID" , len(items)) |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | func TestLegacyCacheExpiresAndBoundsEntries(t *testing.T) { |
| 92 | cache := &LegacyCache{entries: map[string]time.Time{ |
| 93 | "ws://expired.example" : time.Now().Add(-legacyProbeTTL - time.Second), |
| 94 | }} |
| 95 | if cache.known("ws://expired.example" ) { |
| 96 | t.Fatal("expired legacy probe was reused" ) |
| 97 | } |
| 98 | for i := 0; i < 65; i++ { |
| 99 | cache.remember(fmt.Sprintf("ws://relay-%d.example" , i)) |
| 100 | } |
| 101 | cache.mu.Lock() |
| 102 | defer cache.mu.Unlock() |
| 103 | if len(cache.entries) != 64 { |
| 104 | t.Fatalf("cache entries = %d, want 64" , len(cache.entries)) |
| 105 | } |
| 106 | } |