woodpecker/cncd/queue/fifo_test.go

598 lines
12 KiB
Go

package queue
import (
"context"
"fmt"
"sync"
"testing"
"time"
)
var noContext = context.Background()
func TestFifo(t *testing.T) {
want := &Task{ID: "1"}
q := New()
q.Push(noContext, want)
info := q.Info(noContext)
if len(info.Pending) != 1 {
t.Errorf("expect task in pending queue")
return
}
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != want {
t.Errorf("expect task returned form queue")
return
}
info = q.Info(noContext)
if len(info.Pending) != 0 {
t.Errorf("expect task removed from pending queue")
return
}
if len(info.Running) != 1 {
t.Errorf("expect task in running queue")
return
}
q.Done(noContext, got.ID, StatusSuccess)
info = q.Info(noContext)
if len(info.Pending) != 0 {
t.Errorf("expect task removed from pending queue")
return
}
if len(info.Running) != 0 {
t.Errorf("expect task removed from running queue")
return
}
}
func TestFifoExpire(t *testing.T) {
want := &Task{ID: "1"}
q := New().(*fifo)
q.extension = 0
q.Push(noContext, want)
info := q.Info(noContext)
if len(info.Pending) != 1 {
t.Errorf("expect task in pending queue")
return
}
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != want {
t.Errorf("expect task returned form queue")
return
}
q.process()
if len(info.Pending) != 1 {
t.Errorf("expect task re-added to pending queue")
return
}
}
func TestFifoWait(t *testing.T) {
want := &Task{ID: "1"}
q := New().(*fifo)
q.Push(noContext, want)
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != want {
t.Errorf("expect task returned form queue")
return
}
var wg sync.WaitGroup
wg.Add(1)
go func() {
q.Wait(noContext, got.ID)
wg.Done()
}()
<-time.After(time.Millisecond)
q.Done(noContext, got.ID, StatusSuccess)
wg.Wait()
}
func TestFifoEvict(t *testing.T) {
t1 := &Task{ID: "1"}
q := New()
q.Push(noContext, t1)
info := q.Info(noContext)
if len(info.Pending) != 1 {
t.Errorf("expect task in pending queue")
}
if err := q.Evict(noContext, t1.ID); err != nil {
t.Errorf("expect task evicted from queue")
}
info = q.Info(noContext)
if len(info.Pending) != 0 {
t.Errorf("expect pending queue has zero items")
}
if err := q.Evict(noContext, t1.ID); err != ErrNotFound {
t.Errorf("expect not found error when evicting item not in queue, got %s", err)
}
}
func TestFifoDependencies(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task1})
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != task1 {
t.Errorf("expect task1 returned from queue as task2 depends on it")
return
}
q.Done(noContext, got.ID, StatusSuccess)
got, _ = q.Poll(noContext, func(*Task) bool { return true })
if got != task2 {
t.Errorf("expect task2 returned from queue")
return
}
}
func TestFifoErrors(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
task3 := &Task{
ID: "3",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
RunOn: []string{"success", "failure"},
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != task1 {
t.Errorf("expect task1 returned from queue as task2 depends on it")
return
}
q.Error(noContext, got.ID, fmt.Errorf("exitcode 1, there was an error"))
got, _ = q.Poll(noContext, func(*Task) bool { return true })
if got != task2 {
t.Errorf("expect task2 returned from queue")
return
}
if got.ShouldRun() {
t.Errorf("expect task2 should not run, since task1 failed")
return
}
got, _ = q.Poll(noContext, func(*Task) bool { return true })
if got != task3 {
t.Errorf("expect task3 returned from queue")
return
}
if !got.ShouldRun() {
t.Errorf("expect task3 should run, task1 failed, but task3 runs on failure too")
return
}
}
func TestFifoErrors2(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
}
task3 := &Task{
ID: "3",
Dependencies: []string{"1", "2"},
DepStatus: make(map[string]string),
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
for i := 0; i < 2; i++ {
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != task1 && got != task2{
t.Errorf("expect task1 or task2 returned from queue as task3 depends on them")
return
}
if got != task1 {
q.Done(noContext, got.ID, StatusSuccess)
}
if got != task2 {
q.Error(noContext, got.ID, fmt.Errorf("exitcode 1, there was an error"))
}
}
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != task3 {
t.Errorf("expect task3 returned from queue")
return
}
if got.ShouldRun() {
t.Errorf("expect task3 should not run, task1 succeeded but task2 failed")
return
}
}
func TestFifoErrorsMultiThread(t *testing.T) {
//logrus.SetLevel(logrus.DebugLevel)
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
task3 := &Task{
ID: "3",
Dependencies: []string{"1", "2"},
DepStatus: make(map[string]string),
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
obtainedWorkCh := make(chan *Task)
for i := 0; i < 10; i++ {
go func(i int) {
for {
fmt.Printf("Worker %d started\n", i)
got, _ := q.Poll(noContext, func(*Task) bool { return true })
obtainedWorkCh <- got
}
}(i)
}
task1Processed := false
task2Processed := false
for {
select {
case got := <-obtainedWorkCh:
fmt.Println(got.ID)
if !task1Processed {
if got != task1 {
t.Errorf("expect task1 returned from queue as task2 and task3 depends on it")
return
} else {
task1Processed = true
q.Error(noContext, got.ID, fmt.Errorf("exitcode 1, there was an error"))
go func() {
for {
fmt.Printf("Worker spawned\n")
got, _ := q.Poll(noContext, func(*Task) bool { return true })
obtainedWorkCh <- got
}
}()
}
} else if !task2Processed {
if got != task2 {
t.Errorf("expect task2 returned from queue")
return
} else {
task2Processed = true
q.Done(noContext, got.ID, StatusSuccess)
go func() {
for {
fmt.Printf("Worker spawned\n")
got, _ := q.Poll(noContext, func(*Task) bool { return true })
obtainedWorkCh <- got
}
}()
}
} else {
if got != task3 {
t.Errorf("expect task3 returned from queue")
return
}
if got.ShouldRun() {
t.Errorf("expect task3 should not run, task1 succeeded but task2 failed")
return
} else {
return
}
}
case <-time.After(5 * time.Second):
info := q.Info(noContext)
fmt.Println(info.String())
t.Errorf("test timed out")
return
}
}
}
func TestFifoTransitiveErrors(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
task3 := &Task{
ID: "3",
Dependencies: []string{"2"},
DepStatus: make(map[string]string),
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
got, _ := q.Poll(noContext, func(*Task) bool { return true })
if got != task1 {
t.Errorf("expect task1 returned from queue as task2 depends on it")
return
}
q.Error(noContext, got.ID, fmt.Errorf("exitcode 1, there was an error"))
got, _ = q.Poll(noContext, func(*Task) bool { return true })
if got != task2 {
t.Errorf("expect task2 returned from queue")
return
}
if got.ShouldRun() {
t.Errorf("expect task2 should not run, since task1 failed")
return
}
q.Done(noContext, got.ID, StatusSkipped)
got, _ = q.Poll(noContext, func(*Task) bool { return true })
if got != task3 {
t.Errorf("expect task3 returned from queue")
return
}
if got.ShouldRun() {
t.Errorf("expect task3 should not run, task1 failed, thus task2 was skipped, task3 should be skipped too")
return
}
}
func TestFifoCancel(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
task3 := &Task{
ID: "3",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
RunOn: []string{"success", "failure"},
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
_, _ = q.Poll(noContext, func(*Task) bool { return true })
q.Error(noContext, task1.ID, fmt.Errorf("cancelled"))
q.Error(noContext, task2.ID, fmt.Errorf("cancelled"))
q.Error(noContext, task3.ID, fmt.Errorf("cancelled"))
info := q.Info(noContext)
if len(info.Pending) != 0 {
t.Errorf("All pipelines should be cancelled")
return
}
}
func TestFifoPause(t *testing.T) {
task1 := &Task{
ID: "1",
}
q := New().(*fifo)
var wg sync.WaitGroup
wg.Add(1)
go func() {
_, _ = q.Poll(noContext, func(*Task) bool { return true })
wg.Done()
}()
q.Pause()
t0 := time.Now()
q.Push(noContext, task1)
time.Sleep(20 * time.Millisecond)
q.Resume()
wg.Wait()
t1 := time.Now()
if t1.Sub(t0) < 20*time.Millisecond {
t.Errorf("Should have waited til resume")
}
q.Pause()
q.Push(noContext, task1)
q.Resume()
_, _ = q.Poll(noContext, func(*Task) bool { return true })
}
func TestFifoPauseResume(t *testing.T) {
task1 := &Task{
ID: "1",
}
q := New().(*fifo)
q.Pause()
q.Push(noContext, task1)
q.Resume()
_, _ = q.Poll(noContext, func(*Task) bool { return true })
}
func TestWaitingVsPending(t *testing.T) {
task1 := &Task{
ID: "1",
}
task2 := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
}
task3 := &Task{
ID: "3",
Dependencies: []string{"1"},
DepStatus: make(map[string]string),
RunOn: []string{"success", "failure"},
}
q := New().(*fifo)
q.PushAtOnce(noContext, []*Task{task2, task3, task1})
got, _ := q.Poll(noContext, func(*Task) bool { return true })
info := q.Info(noContext)
if info.Stats.WaitingOnDeps != 2 {
t.Errorf("2 should wait on deps")
}
q.Error(noContext, got.ID, fmt.Errorf("exitcode 1, there was an error"))
got, _ = q.Poll(noContext, func(*Task) bool { return true })
info = q.Info(noContext)
if info.Stats.WaitingOnDeps != 0 {
t.Errorf("0 should wait on deps")
}
if info.Stats.Pending != 1 {
t.Errorf("1 should wait for worker")
}
}
func TestShouldRun(t *testing.T) {
task := &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusSuccess,
},
RunOn: []string{"failure"},
}
if task.ShouldRun() {
t.Errorf("expect task to not run, it runs on failure only")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusSuccess,
},
RunOn: []string{"failure", "success"},
}
if !task.ShouldRun() {
t.Errorf("expect task to run")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusFailure,
},
}
if task.ShouldRun() {
t.Errorf("expect task to not run")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusSuccess,
},
RunOn: []string{"success"},
}
if !task.ShouldRun() {
t.Errorf("expect task to run")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusFailure,
},
RunOn: []string{"failure"},
}
if !task.ShouldRun() {
t.Errorf("expect task to run")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusSkipped,
},
}
if task.ShouldRun() {
t.Errorf("Tasked should not run if dependency is skipped")
return
}
task = &Task{
ID: "2",
Dependencies: []string{"1"},
DepStatus: map[string]string{
"1": StatusSkipped,
},
RunOn: []string{"failure"},
}
if !task.ShouldRun() {
t.Errorf("On Failure tasks should run on skipped deps, something failed higher up the chain")
return
}
}