| 1 | package docs |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "context" |
| 6 | "net/http" |
| 7 | "net/http/httptest" |
| 8 | "strconv" |
| 9 | "testing" |
| 10 | "time" |
| 11 | ) |
| 12 | |
| 13 | type teamDeadlineRecorder struct { |
| 14 | *httptest.ResponseRecorder |
| 15 | afterWrite func() |
| 16 | } |
| 17 | |
| 18 | func (w *teamDeadlineRecorder) SetWriteDeadline(time.Time) error { return nil } |
| 19 | func (w *teamDeadlineRecorder) Write(b []byte) (int, error) { |
| 20 | n, e := w.ResponseRecorder.Write(b) |
| 21 | if w.afterWrite != nil { |
| 22 | f := w.afterWrite |
| 23 | w.afterWrite = nil |
| 24 | f() |
| 25 | } |
| 26 | return n, e |
| 27 | } |
| 28 | func TestTeamBufferedEmissionRefusesLateAndAbortsPartial(t *testing.T) { |
| 29 | for _, late := range []bool{false, true} { |
| 30 | t.Run(strconv.FormatBool(late), func(t *testing.T) { |
| 31 | app := newSampleDocumentsInternalTestApp(t, "0") |
| 32 | s := app.Store() |
| 33 | ctx := t.Context() |
| 34 | owner, e := s.EnsurePerson(ctx, "owner@example.com") |
| 35 | if e != nil { |
| 36 | t.Fatal(e) |
| 37 | } |
| 38 | doc, e := s.Create(ctx, owner, "owned") |
| 39 | if e != nil { |
| 40 | t.Fatal(e) |
| 41 | } |
| 42 | rt, clock, subject := testTeamRoster(t, s, app) |
| 43 | actor := localActor(owner, "owner@example.com") |
| 44 | ctx = context.WithValue(ctx, accessContextKey{}, rt.resolveAccess(ctx, requestIdentity{Actor: actor, HomeSubject: subject})) |
| 45 | if _, e = s.GetFor(ctx, actor, doc.Sqid); e != nil { |
| 46 | t.Fatal(e) |
| 47 | } |
| 48 | r := httptest.NewRequest("GET", "https://docs.example/d/"+doc.Sqid, nil).WithContext(ctx) |
| 49 | w := &teamDeadlineRecorder{ResponseRecorder: httptest.NewRecorder()} |
| 50 | w.Header().Set("Docs-Seq", "50") |
| 51 | body := bytes.Repeat([]byte{'x'}, 3*64<<10) |
| 52 | if late { |
| 53 | clock.step(60 * time.Second) |
| 54 | } else { |
| 55 | w.afterWrite = func() { clock.step(60 * time.Second) } |
| 56 | } |
| 57 | aborted := false |
| 58 | func() { |
| 59 | defer func() { |
| 60 | if v := recover(); v != nil { |
| 61 | if v != http.ErrAbortHandler { |
| 62 | panic(v) |
| 63 | } |
| 64 | aborted = true |
| 65 | } |
| 66 | }() |
| 67 | if e = writeGuardedBody(w, r, 0, body); e != nil { |
| 68 | t.Fatal(e) |
| 69 | } |
| 70 | }() |
| 71 | if late { |
| 72 | if aborted || w.Code != 503 || w.Header().Get("Docs-Seq") != "" || bytes.Contains(w.Body.Bytes(), body[:64]) { |
| 73 | t.Fatal("late refusal emitted private bytes or sequence") |
| 74 | } |
| 75 | } else { |
| 76 | if !aborted || w.Code != 200 || w.Body.Len() != 64<<10 || w.Header().Get("Content-Length") != strconv.Itoa(len(body)) { |
| 77 | t.Fatal("partial body was not explicitly aborted with exact length") |
| 78 | } |
| 79 | } |
| 80 | }) |
| 81 | } |
| 82 | } |
| 83 | |
amadan