// Copyright 2020 Kentaro Hibino. All rights reserved. // Use of this source code is governed by a MIT license // that can be found in the LICENSE file. package rdb import ( "encoding/json" "fmt" "sync" "testing" "time" "github.com/go-redis/redis/v7" "github.com/google/go-cmp/cmp" "github.com/google/go-cmp/cmp/cmpopts" h "github.com/hibiken/asynq/internal/asynqtest" "github.com/hibiken/asynq/internal/base" "github.com/rs/xid" ) // TODO(hibiken): Get Redis address and db number from ENV variables. func setup(t *testing.T) *RDB { t.Helper() r := NewRDB(redis.NewClient(&redis.Options{ Addr: "localhost:6379", DB: 13, })) // Start each test with a clean slate. h.FlushDB(t, r.client) return r } func TestEnqueue(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", map[string]interface{}{"to": "exampleuser@gmail.com", "from": "noreply@example.com"}) t2 := h.NewTaskMessage("generate_csv", map[string]interface{}{}) t2.Queue = "csv" t3 := h.NewTaskMessage("sync", nil) t3.Queue = "low" tests := []struct { msg *base.TaskMessage }{ {t1}, {t2}, {t3}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case. err := r.Enqueue(tc.msg) if err != nil { t.Errorf("(*RDB).Enqueue(msg) = %v, want nil", err) } qkey := base.QueueKey(tc.msg.Queue) gotEnqueued := h.GetEnqueuedMessages(t, r.client, tc.msg.Queue) if len(gotEnqueued) != 1 { t.Errorf("%q has length %d, want 1", qkey, len(gotEnqueued)) continue } if diff := cmp.Diff(tc.msg, gotEnqueued[0]); diff != "" { t.Errorf("persisted data differed from the original input (-want, +got)\n%s", diff) } if !r.client.SIsMember(base.AllQueues, qkey).Val() { t.Errorf("%q is not a member of SET %q", qkey, base.AllQueues) } } } func TestEnqueueUnique(t *testing.T) { r := setup(t) m1 := base.TaskMessage{ ID: xid.New(), Type: "email", Payload: map[string]interface{}{"user_id": 123}, Queue: base.DefaultQueueName, UniqueKey: "email:user_id=123:default", } tests := []struct { msg *base.TaskMessage ttl time.Duration // uniqueness ttl }{ {&m1, time.Minute}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case. err := r.EnqueueUnique(tc.msg, tc.ttl) if err != nil { t.Errorf("First message: (*RDB).EnqueueUnique(%v, %v) = %v, want nil", tc.msg, tc.ttl, err) continue } got := r.EnqueueUnique(tc.msg, tc.ttl) if got != ErrDuplicateTask { t.Errorf("Second message: (*RDB).EnqueueUnique(%v, %v) = %v, want %v", tc.msg, tc.ttl, got, ErrDuplicateTask) continue } gotTTL := r.client.TTL(tc.msg.UniqueKey).Val() if !cmp.Equal(tc.ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL %q = %v, want %v", tc.msg.UniqueKey, gotTTL, tc.ttl) continue } } } func TestDequeue(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", map[string]interface{}{"subject": "hello!"}) t2 := h.NewTaskMessage("export_csv", nil) t3 := h.NewTaskMessage("reindex", nil) tests := []struct { enqueued map[string][]*base.TaskMessage args []string // list of queues to query want *base.TaskMessage err error wantEnqueued map[string][]*base.TaskMessage wantInProgress []*base.TaskMessage }{ { enqueued: map[string][]*base.TaskMessage{ "default": {t1}, }, args: []string{"default"}, want: t1, err: nil, wantEnqueued: map[string][]*base.TaskMessage{ "default": {}, }, wantInProgress: []*base.TaskMessage{t1}, }, { enqueued: map[string][]*base.TaskMessage{ "default": {}, }, args: []string{"default"}, want: nil, err: ErrNoProcessableTask, wantEnqueued: map[string][]*base.TaskMessage{ "default": {}, }, wantInProgress: []*base.TaskMessage{}, }, { enqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, "low": {t3}, }, args: []string{"critical", "default", "low"}, want: t2, err: nil, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, "low": {t3}, }, wantInProgress: []*base.TaskMessage{t2}, }, { enqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, "low": {t2, t3}, }, args: []string{"critical", "default", "low"}, want: t1, err: nil, wantEnqueued: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {t2, t3}, }, wantInProgress: []*base.TaskMessage{t1}, }, { enqueued: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, args: []string{"critical", "default", "low"}, want: nil, err: ErrNoProcessableTask, wantEnqueued: map[string][]*base.TaskMessage{ "default": {}, "critical": {}, "low": {}, }, wantInProgress: []*base.TaskMessage{}, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case for queue, msgs := range tc.enqueued { h.SeedEnqueuedQueue(t, r.client, msgs, queue) } got, err := r.Dequeue(tc.args...) if !cmp.Equal(got, tc.want) || err != tc.err { t.Errorf("(*RDB).Dequeue(%v) = %v, %v; want %v, %v", tc.args, got, err, tc.want, tc.err) continue } for queue, want := range tc.wantEnqueued { gotEnqueued := h.GetEnqueuedMessages(t, r.client, queue) if diff := cmp.Diff(want, gotEnqueued, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.QueueKey(queue), diff) } } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.InProgressQueue, diff) } } } func TestDequeueIgnoresPausedQueues(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", map[string]interface{}{"subject": "hello!"}) t2 := h.NewTaskMessage("export_csv", nil) tests := []struct { paused []string // list of paused queues enqueued map[string][]*base.TaskMessage args []string // list of queues to query want *base.TaskMessage err error wantEnqueued map[string][]*base.TaskMessage wantInProgress []*base.TaskMessage }{ { paused: []string{"default"}, enqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, args: []string{"default", "critical"}, want: t2, err: nil, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {}, }, wantInProgress: []*base.TaskMessage{t2}, }, { paused: []string{"default"}, enqueued: map[string][]*base.TaskMessage{ "default": {t1}, }, args: []string{"default"}, want: nil, err: ErrNoProcessableTask, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1}, }, wantInProgress: []*base.TaskMessage{}, }, { paused: []string{"critical", "default"}, enqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, args: []string{"default", "critical"}, want: nil, err: ErrNoProcessableTask, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t2}, }, wantInProgress: []*base.TaskMessage{}, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case for _, qname := range tc.paused { if err := r.Pause(qname); err != nil { t.Fatal(err) } } for queue, msgs := range tc.enqueued { h.SeedEnqueuedQueue(t, r.client, msgs, queue) } got, err := r.Dequeue(tc.args...) if !cmp.Equal(got, tc.want) || err != tc.err { t.Errorf("Dequeue(%v) = %v, %v; want %v, %v", tc.args, got, err, tc.want, tc.err) continue } for queue, want := range tc.wantEnqueued { gotEnqueued := h.GetEnqueuedMessages(t, r.client, queue) if diff := cmp.Diff(want, gotEnqueued, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.QueueKey(queue), diff) } } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want,+got):\n%s", base.InProgressQueue, diff) } } } func TestDone(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("export_csv", nil) t3 := &base.TaskMessage{ ID: xid.New(), Type: "reindex", Payload: nil, UniqueKey: "reindex:nil:default", Queue: "default", } tests := []struct { inProgress []*base.TaskMessage // initial state of the in-progress list target *base.TaskMessage // task to remove wantInProgress []*base.TaskMessage // final state of the in-progress list }{ { inProgress: []*base.TaskMessage{t1, t2}, target: t1, wantInProgress: []*base.TaskMessage{t2}, }, { inProgress: []*base.TaskMessage{t1}, target: t1, wantInProgress: []*base.TaskMessage{}, }, { inProgress: []*base.TaskMessage{t1, t2, t3}, target: t3, wantInProgress: []*base.TaskMessage{t1, t2}, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedInProgressQueue(t, r.client, tc.inProgress) for _, msg := range tc.inProgress { // Set uniqueness lock if unique key is present. if len(msg.UniqueKey) > 0 { err := r.client.SetNX(msg.UniqueKey, msg.ID.String(), time.Minute).Err() if err != nil { t.Fatal(err) } } } err := r.Done(tc.target) if err != nil { t.Errorf("(*RDB).Done(task) = %v, want nil", err) continue } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.InProgressQueue, diff) continue } processedKey := base.ProcessedKey(time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("GET %q = %q, want 1", processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", processedKey, gotTTL, statsTTL) } if len(tc.target.UniqueKey) > 0 && r.client.Exists(tc.target.UniqueKey).Val() != 0 { t.Errorf("Uniqueness lock %q still exists", tc.target.UniqueKey) } } } func TestRequeue(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("export_csv", nil) t3 := h.NewTaskMessageWithQueue("send_email", nil, "critical") tests := []struct { enqueued map[string][]*base.TaskMessage // initial state of queues inProgress []*base.TaskMessage // initial state of the in-progress list target *base.TaskMessage // task to requeue wantEnqueued map[string][]*base.TaskMessage // final state of queues wantInProgress []*base.TaskMessage // final state of the in-progress list }{ { enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {}, }, inProgress: []*base.TaskMessage{t1, t2}, target: t1, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, }, wantInProgress: []*base.TaskMessage{t2}, }, { enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, }, inProgress: []*base.TaskMessage{t2}, target: t2, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2}, }, wantInProgress: []*base.TaskMessage{}, }, { enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, "critical": {}, }, inProgress: []*base.TaskMessage{t2, t3}, target: t3, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, "critical": {t3}, }, wantInProgress: []*base.TaskMessage{t2}, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case for qname, msgs := range tc.enqueued { h.SeedEnqueuedQueue(t, r.client, msgs, qname) } h.SeedInProgressQueue(t, r.client, tc.inProgress) err := r.Requeue(tc.target) if err != nil { t.Errorf("(*RDB).Requeue(task) = %v, want nil", err) continue } for qname, want := range tc.wantEnqueued { gotEnqueued := h.GetEnqueuedMessages(t, r.client, qname) if diff := cmp.Diff(want, gotEnqueued, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.QueueKey(qname), diff) } } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.InProgressQueue, diff) } } } func TestSchedule(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", map[string]interface{}{"subject": "hello"}) tests := []struct { msg *base.TaskMessage processAt time.Time }{ {t1, time.Now().Add(15 * time.Minute)}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case desc := fmt.Sprintf("(*RDB).Schedule(%v, %v)", tc.msg, tc.processAt) err := r.Schedule(tc.msg, tc.processAt) if err != nil { t.Errorf("%s = %v, want nil", desc, err) continue } gotScheduled := h.GetScheduledEntries(t, r.client) if len(gotScheduled) != 1 { t.Errorf("%s inserted %d items to %q, want 1 items inserted", desc, len(gotScheduled), base.ScheduledQueue) continue } if int64(gotScheduled[0].Score) != tc.processAt.Unix() { t.Errorf("%s inserted an item with score %d, want %d", desc, int64(gotScheduled[0].Score), tc.processAt.Unix()) continue } } } func TestScheduleUnique(t *testing.T) { r := setup(t) m1 := base.TaskMessage{ ID: xid.New(), Type: "email", Payload: map[string]interface{}{"user_id": 123}, Queue: base.DefaultQueueName, UniqueKey: "email:user_id=123:default", } tests := []struct { msg *base.TaskMessage processAt time.Time ttl time.Duration // uniqueness lock ttl }{ {&m1, time.Now().Add(15 * time.Minute), time.Minute}, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case desc := fmt.Sprintf("(*RDB).ScheduleUnique(%v, %v, %v)", tc.msg, tc.processAt, tc.ttl) err := r.ScheduleUnique(tc.msg, tc.processAt, tc.ttl) if err != nil { t.Errorf("Frist task: %s = %v, want nil", desc, err) continue } gotScheduled := h.GetScheduledEntries(t, r.client) if len(gotScheduled) != 1 { t.Errorf("%s inserted %d items to %q, want 1 items inserted", desc, len(gotScheduled), base.ScheduledQueue) continue } if int64(gotScheduled[0].Score) != tc.processAt.Unix() { t.Errorf("%s inserted an item with score %d, want %d", desc, int64(gotScheduled[0].Score), tc.processAt.Unix()) continue } got := r.ScheduleUnique(tc.msg, tc.processAt, tc.ttl) if got != ErrDuplicateTask { t.Errorf("Second task: %s = %v, want %v", desc, got, ErrDuplicateTask) } gotTTL := r.client.TTL(tc.msg.UniqueKey).Val() if !cmp.Equal(tc.ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL %q = %v, want %v", tc.msg.UniqueKey, gotTTL, tc.ttl) continue } } } func TestRetry(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", map[string]interface{}{"subject": "Hola!"}) t2 := h.NewTaskMessage("gen_thumbnail", map[string]interface{}{"path": "some/path/to/image.jpg"}) t3 := h.NewTaskMessage("reindex", nil) t1.Retried = 10 errMsg := "SMTP server is not responding" t1AfterRetry := &base.TaskMessage{ ID: t1.ID, Type: t1.Type, Payload: t1.Payload, Queue: t1.Queue, Retry: t1.Retry, Retried: t1.Retried + 1, ErrorMsg: errMsg, } now := time.Now() tests := []struct { inProgress []*base.TaskMessage retry []h.ZSetEntry msg *base.TaskMessage processAt time.Time errMsg string wantInProgress []*base.TaskMessage wantRetry []h.ZSetEntry }{ { inProgress: []*base.TaskMessage{t1, t2}, retry: []h.ZSetEntry{ { Msg: t3, Score: float64(now.Add(time.Minute).Unix()), }, }, msg: t1, processAt: now.Add(5 * time.Minute), errMsg: errMsg, wantInProgress: []*base.TaskMessage{t2}, wantRetry: []h.ZSetEntry{ { Msg: t1AfterRetry, Score: float64(now.Add(5 * time.Minute).Unix()), }, { Msg: t3, Score: float64(now.Add(time.Minute).Unix()), }, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) h.SeedInProgressQueue(t, r.client, tc.inProgress) h.SeedRetryQueue(t, r.client, tc.retry) err := r.Retry(tc.msg, tc.processAt, tc.errMsg) if err != nil { t.Errorf("(*RDB).Retry = %v, want nil", err) continue } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.InProgressQueue, diff) } gotRetry := h.GetRetryEntries(t, r.client) if diff := cmp.Diff(tc.wantRetry, gotRetry, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.RetryQueue, diff) } processedKey := base.ProcessedKey(time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("GET %q = %q, want 1", processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", processedKey, gotTTL, statsTTL) } failureKey := base.FailureKey(time.Now()) gotFailure := r.client.Get(failureKey).Val() if gotFailure != "1" { t.Errorf("GET %q = %q, want 1", failureKey, gotFailure) } gotTTL = r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", failureKey, gotTTL, statsTTL) } } } func TestKill(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("reindex", nil) t3 := h.NewTaskMessage("generate_csv", nil) errMsg := "SMTP server not responding" t1AfterKill := &base.TaskMessage{ ID: t1.ID, Type: t1.Type, Payload: t1.Payload, Queue: t1.Queue, Retry: t1.Retry, Retried: t1.Retried, ErrorMsg: errMsg, } now := time.Now() // TODO(hibiken): add test cases for trimming tests := []struct { inProgress []*base.TaskMessage dead []h.ZSetEntry target *base.TaskMessage // task to kill wantInProgress []*base.TaskMessage wantDead []h.ZSetEntry }{ { inProgress: []*base.TaskMessage{t1, t2}, dead: []h.ZSetEntry{ { Msg: t3, Score: float64(now.Add(-time.Hour).Unix()), }, }, target: t1, wantInProgress: []*base.TaskMessage{t2}, wantDead: []h.ZSetEntry{ { Msg: t1AfterKill, Score: float64(now.Unix()), }, { Msg: t3, Score: float64(now.Add(-time.Hour).Unix()), }, }, }, { inProgress: []*base.TaskMessage{t1, t2, t3}, dead: []h.ZSetEntry{}, target: t1, wantInProgress: []*base.TaskMessage{t2, t3}, wantDead: []h.ZSetEntry{ { Msg: t1AfterKill, Score: float64(now.Unix()), }, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedInProgressQueue(t, r.client, tc.inProgress) h.SeedDeadQueue(t, r.client, tc.dead) err := r.Kill(tc.target, errMsg) if err != nil { t.Errorf("(*RDB).Kill(%v, %v) = %v, want nil", tc.target, errMsg, err) continue } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got)\n%s", base.InProgressQueue, diff) } gotDead := h.GetDeadEntries(t, r.client) if diff := cmp.Diff(tc.wantDead, gotDead, h.SortZSetEntryOpt); diff != "" { t.Errorf("mismatch found in %q after calling (*RDB).Kill: (-want, +got):\n%s", base.DeadQueue, diff) } processedKey := base.ProcessedKey(time.Now()) gotProcessed := r.client.Get(processedKey).Val() if gotProcessed != "1" { t.Errorf("GET %q = %q, want 1", processedKey, gotProcessed) } gotTTL := r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", processedKey, gotTTL, statsTTL) } failureKey := base.FailureKey(time.Now()) gotFailure := r.client.Get(failureKey).Val() if gotFailure != "1" { t.Errorf("GET %q = %q, want 1", failureKey, gotFailure) } gotTTL = r.client.TTL(processedKey).Val() if gotTTL > statsTTL { t.Errorf("TTL %q = %v, want less than or equal to %v", failureKey, gotTTL, statsTTL) } } } func TestRequeueAll(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("export_csv", nil) t3 := h.NewTaskMessage("sync_stuff", nil) t4 := h.NewTaskMessageWithQueue("important", nil, "critical") t5 := h.NewTaskMessageWithQueue("minor", nil, "low") tests := []struct { inProgress []*base.TaskMessage enqueued map[string][]*base.TaskMessage want int64 wantInProgress []*base.TaskMessage wantEnqueued map[string][]*base.TaskMessage }{ { inProgress: []*base.TaskMessage{t1, t2, t3}, enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {}, }, want: 3, wantInProgress: []*base.TaskMessage{}, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2, t3}, }, }, { inProgress: []*base.TaskMessage{}, enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2, t3}, }, want: 0, wantInProgress: []*base.TaskMessage{}, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2, t3}, }, }, { inProgress: []*base.TaskMessage{t2, t3}, enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, }, want: 2, wantInProgress: []*base.TaskMessage{}, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2, t3}, }, }, { inProgress: []*base.TaskMessage{t2, t3, t4, t5}, enqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1}, "critical": {}, "low": {}, }, want: 4, wantInProgress: []*base.TaskMessage{}, wantEnqueued: map[string][]*base.TaskMessage{ base.DefaultQueueName: {t1, t2, t3}, "critical": {t4}, "low": {t5}, }, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedInProgressQueue(t, r.client, tc.inProgress) for qname, msgs := range tc.enqueued { h.SeedEnqueuedQueue(t, r.client, msgs, qname) } got, err := r.RequeueAll() if got != tc.want || err != nil { t.Errorf("(*RDB).RequeueAll() = %v %v, want %v nil", got, err, tc.want) continue } gotInProgress := h.GetInProgressMessages(t, r.client) if diff := cmp.Diff(tc.wantInProgress, gotInProgress, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.InProgressQueue, diff) } for qname, want := range tc.wantEnqueued { gotEnqueued := h.GetEnqueuedMessages(t, r.client, qname) if diff := cmp.Diff(want, gotEnqueued, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q: (-want, +got):\n%s", base.QueueKey(qname), diff) } } } } func TestCheckAndEnqueue(t *testing.T) { r := setup(t) t1 := h.NewTaskMessage("send_email", nil) t2 := h.NewTaskMessage("generate_csv", nil) t3 := h.NewTaskMessage("gen_thumbnail", nil) t4 := h.NewTaskMessage("important_task", nil) t4.Queue = "critical" t5 := h.NewTaskMessage("minor_task", nil) t5.Queue = "low" secondAgo := time.Now().Add(-time.Second) hourFromNow := time.Now().Add(time.Hour) tests := []struct { scheduled []h.ZSetEntry retry []h.ZSetEntry wantEnqueued map[string][]*base.TaskMessage wantScheduled []*base.TaskMessage wantRetry []*base.TaskMessage }{ { scheduled: []h.ZSetEntry{ {Msg: t1, Score: float64(secondAgo.Unix())}, {Msg: t2, Score: float64(secondAgo.Unix())}, }, retry: []h.ZSetEntry{ {Msg: t3, Score: float64(secondAgo.Unix())}}, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1, t2, t3}, }, wantScheduled: []*base.TaskMessage{}, wantRetry: []*base.TaskMessage{}, }, { scheduled: []h.ZSetEntry{ {Msg: t1, Score: float64(hourFromNow.Unix())}, {Msg: t2, Score: float64(secondAgo.Unix())}}, retry: []h.ZSetEntry{ {Msg: t3, Score: float64(secondAgo.Unix())}}, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t2, t3}, }, wantScheduled: []*base.TaskMessage{t1}, wantRetry: []*base.TaskMessage{}, }, { scheduled: []h.ZSetEntry{ {Msg: t1, Score: float64(hourFromNow.Unix())}, {Msg: t2, Score: float64(hourFromNow.Unix())}}, retry: []h.ZSetEntry{ {Msg: t3, Score: float64(hourFromNow.Unix())}}, wantEnqueued: map[string][]*base.TaskMessage{ "default": {}, }, wantScheduled: []*base.TaskMessage{t1, t2}, wantRetry: []*base.TaskMessage{t3}, }, { scheduled: []h.ZSetEntry{ {Msg: t1, Score: float64(secondAgo.Unix())}, {Msg: t4, Score: float64(secondAgo.Unix())}, }, retry: []h.ZSetEntry{ {Msg: t5, Score: float64(secondAgo.Unix())}}, wantEnqueued: map[string][]*base.TaskMessage{ "default": {t1}, "critical": {t4}, "low": {t5}, }, wantScheduled: []*base.TaskMessage{}, wantRetry: []*base.TaskMessage{}, }, } for _, tc := range tests { h.FlushDB(t, r.client) // clean up db before each test case h.SeedScheduledQueue(t, r.client, tc.scheduled) h.SeedRetryQueue(t, r.client, tc.retry) err := r.CheckAndEnqueue() if err != nil { t.Errorf("(*RDB).CheckScheduled() = %v, want nil", err) continue } for qname, want := range tc.wantEnqueued { gotEnqueued := h.GetEnqueuedMessages(t, r.client, qname) if diff := cmp.Diff(want, gotEnqueued, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.QueueKey(qname), diff) } } gotScheduled := h.GetScheduledMessages(t, r.client) if diff := cmp.Diff(tc.wantScheduled, gotScheduled, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.ScheduledQueue, diff) } gotRetry := h.GetRetryMessages(t, r.client) if diff := cmp.Diff(tc.wantRetry, gotRetry, h.SortMsgOpt); diff != "" { t.Errorf("mismatch found in %q; (-want, +got)\n%s", base.RetryQueue, diff) } } } func TestWriteServerState(t *testing.T) { r := setup(t) var ( host = "localhost" pid = 4242 serverID = "server123" ttl = 5 * time.Second ) info := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now(), Status: "running", ActiveWorkerCount: 0, } err := r.WriteServerState(&info, nil /* workers */, ttl) if err != nil { t.Errorf("r.WriteServerState returned an error: %v", err) } // Check ServerInfo was written correctly. skey := base.ServerInfoKey(host, pid, serverID) data := r.client.Get(skey).Val() var got base.ServerInfo err = json.Unmarshal([]byte(data), &got) if err != nil { t.Fatalf("could not decode json: %v", err) } if diff := cmp.Diff(info, got); diff != "" { t.Errorf("persisted ServerInfo was %v, want %v; (-want,+got)\n%s", got, info, diff) } // Check ServerInfo TTL was set correctly. gotTTL := r.client.TTL(skey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", skey, gotTTL, ttl) } // Check ServerInfo key was added to the set all server keys correctly. gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{skey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } // Check WorkersInfo was written correctly. wkey := base.WorkersKey(host, pid, serverID) workerExist := r.client.Exists(wkey).Val() if workerExist != 0 { t.Errorf("%q key exists", wkey) } // Check WorkersInfo key was added to the set correctly. gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{wkey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestWriteServerStateWithWorkers(t *testing.T) { r := setup(t) var ( host = "127.0.0.1" pid = 4242 serverID = "server123" msg1 = h.NewTaskMessage("send_email", map[string]interface{}{"user_id": "123"}) msg2 = h.NewTaskMessage("gen_thumbnail", map[string]interface{}{"path": "some/path/to/imgfile"}) ttl = 5 * time.Second ) workers := []*base.WorkerInfo{ { Host: host, PID: pid, ID: msg1.ID.String(), Type: msg1.Type, Queue: msg1.Queue, Payload: msg1.Payload, Started: time.Now().Add(-10 * time.Second), }, { Host: host, PID: pid, ID: msg2.ID.String(), Type: msg2.Type, Queue: msg2.Queue, Payload: msg2.Payload, Started: time.Now().Add(-2 * time.Minute), }, } serverInfo := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-10 * time.Minute), Status: "running", ActiveWorkerCount: len(workers), } err := r.WriteServerState(&serverInfo, workers, ttl) if err != nil { t.Fatalf("r.WriteServerState returned an error: %v", err) } // Check ServerInfo was written correctly. skey := base.ServerInfoKey(host, pid, serverID) data := r.client.Get(skey).Val() var got base.ServerInfo err = json.Unmarshal([]byte(data), &got) if err != nil { t.Fatalf("could not decode json: %v", err) } if diff := cmp.Diff(serverInfo, got); diff != "" { t.Errorf("persisted ServerInfo was %v, want %v; (-want,+got)\n%s", got, serverInfo, diff) } // Check ServerInfo TTL was set correctly. gotTTL := r.client.TTL(skey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", skey, gotTTL, ttl) } // Check ServerInfo key was added to the set correctly. gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{skey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } // Check WorkersInfo was written correctly. wkey := base.WorkersKey(host, pid, serverID) wdata := r.client.HGetAll(wkey).Val() if len(wdata) != 2 { t.Fatalf("HGETALL %q returned a hash of size %d, want 2", wkey, len(wdata)) } var gotWorkers []*base.WorkerInfo for _, val := range wdata { var w base.WorkerInfo if err := json.Unmarshal([]byte(val), &w); err != nil { t.Fatalf("could not unmarshal worker's data: %v", err) } gotWorkers = append(gotWorkers, &w) } if diff := cmp.Diff(workers, gotWorkers, h.SortWorkerInfoOpt); diff != "" { t.Errorf("persisted workers info was %v, want %v; (-want,+got)\n%s", gotWorkers, workers, diff) } // Check WorkersInfo TTL was set correctly. gotTTL = r.client.TTL(wkey).Val() if !cmp.Equal(ttl.Seconds(), gotTTL.Seconds(), cmpopts.EquateApprox(0, 1)) { t.Errorf("TTL of %q was %v, want %v", wkey, gotTTL, ttl) } // Check WorkersInfo key was added to the set correctly. gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{wkey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestClearServerState(t *testing.T) { r := setup(t) var ( host = "127.0.0.1" pid = 1234 serverID = "server123" otherHost = "127.0.0.2" otherPID = 9876 otherServerID = "server987" msg1 = h.NewTaskMessage("send_email", map[string]interface{}{"user_id": "123"}) msg2 = h.NewTaskMessage("gen_thumbnail", map[string]interface{}{"path": "some/path/to/imgfile"}) ttl = 5 * time.Second ) workers1 := []*base.WorkerInfo{ { Host: host, PID: pid, ID: msg1.ID.String(), Type: msg1.Type, Queue: msg1.Queue, Payload: msg1.Payload, Started: time.Now().Add(-10 * time.Second), }, } serverInfo1 := base.ServerInfo{ Host: host, PID: pid, ServerID: serverID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-10 * time.Minute), Status: "running", ActiveWorkerCount: len(workers1), } workers2 := []*base.WorkerInfo{ { Host: otherHost, PID: otherPID, ID: msg2.ID.String(), Type: msg2.Type, Queue: msg2.Queue, Payload: msg2.Payload, Started: time.Now().Add(-30 * time.Second), }, } serverInfo2 := base.ServerInfo{ Host: otherHost, PID: otherPID, ServerID: otherServerID, Concurrency: 10, Queues: map[string]int{"default": 2, "email": 5, "low": 1}, StrictPriority: false, Started: time.Now().Add(-15 * time.Minute), Status: "running", ActiveWorkerCount: len(workers2), } // Write server and workers data. if err := r.WriteServerState(&serverInfo1, workers1, ttl); err != nil { t.Fatalf("could not write server state: %v", err) } if err := r.WriteServerState(&serverInfo2, workers2, ttl); err != nil { t.Fatalf("could not write server state: %v", err) } err := r.ClearServerState(host, pid, serverID) if err != nil { t.Fatalf("(*RDB).ClearServerState failed: %v", err) } skey := base.ServerInfoKey(host, pid, serverID) wkey := base.WorkersKey(host, pid, serverID) otherSKey := base.ServerInfoKey(otherHost, otherPID, otherServerID) otherWKey := base.WorkersKey(otherHost, otherPID, otherServerID) // Check all keys are cleared. if r.client.Exists(skey).Val() != 0 { t.Errorf("Redis key %q exists", skey) } if r.client.Exists(wkey).Val() != 0 { t.Errorf("Redis key %q exists", wkey) } gotServerKeys := r.client.ZRange(base.AllServers, 0, -1).Val() wantServerKeys := []string{otherSKey} if diff := cmp.Diff(wantServerKeys, gotServerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllServers, gotServerKeys, wantServerKeys) } gotWorkerKeys := r.client.ZRange(base.AllWorkers, 0, -1).Val() wantWorkerKeys := []string{otherWKey} if diff := cmp.Diff(wantWorkerKeys, gotWorkerKeys); diff != "" { t.Errorf("%q contained %v, want %v", base.AllWorkers, gotWorkerKeys, wantWorkerKeys) } } func TestCancelationPubSub(t *testing.T) { r := setup(t) pubsub, err := r.CancelationPubSub() if err != nil { t.Fatalf("(*RDB).CancelationPubSub() returned an error: %v", err) } cancelCh := pubsub.Channel() var ( mu sync.Mutex received []string ) go func() { for msg := range cancelCh { mu.Lock() received = append(received, msg.Payload) mu.Unlock() } }() publish := []string{"one", "two", "three"} for _, msg := range publish { r.PublishCancelation(msg) } // allow for message to reach subscribers. time.Sleep(time.Second) pubsub.Close() mu.Lock() if diff := cmp.Diff(publish, received, h.SortStringSliceOpt); diff != "" { t.Errorf("subscriber received %v, want %v; (-want,+got)\n%s", received, publish, diff) } mu.Unlock() }