| 1 | package hostbox |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "errors" |
| 6 | "testing" |
| 7 | ) |
| 8 | |
| 9 | func TestPlan11WriterClosureIsDurableAndMonotone(t *testing.T) { |
| 10 | j, r := roleLaunchFixture(t) |
| 11 | service, err := NewJournalService(j) |
| 12 | if err != nil { |
| 13 | t.Fatal(err) |
| 14 | } |
| 15 | remote, _ := RemoteJournals(func(ctx context.Context, q JournalRequest) (JournalResponse, error) { |
| 16 | return service.Execute(ctx, "controller", q) |
| 17 | }) |
| 18 | if err := remote.CloseWriters(t.Context(), r.Target); err != nil { |
| 19 | t.Fatal(err) |
| 20 | } |
| 21 | if err := remote.CloseWriters(t.Context(), r.Target); err != nil { |
| 22 | t.Fatal(err) |
| 23 | } |
| 24 | got, err := j.Read(t.Context(), r.Target) |
| 25 | if err != nil || !got.WritersClosed { |
| 26 | t.Fatalf("closure not persisted: %+v %v", got, err) |
| 27 | } |
| 28 | if err := j.IntendUnit(t.Context(), r); !errors.Is(err, ErrChanged) { |
| 29 | t.Fatalf("closed session admitted a new unit: %v", err) |
| 30 | } |
| 31 | if err := j.Prelaunch(t.Context(), LaunchInventory{ControllerPID: got.ControllerPID, ProcessStart: got.ProcessStart, Target: r.Target, Groups: got.Groups, NoState: true}); err == nil { |
| 32 | t.Fatal("prelaunch replaced the closed record") |
| 33 | } |
| 34 | got, err = j.Read(t.Context(), r.Target) |
| 35 | if err != nil || !got.WritersClosed { |
| 36 | t.Fatal("closure was reopened") |
| 37 | } |
| 38 | } |
| 39 | |
amadan