Files
nexarch/ai/internal/queue/queue_loadtest_test.go
patrickandClaude Sonnet 5.5 7515b8db4d
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refactor: weitere identische Pakete nach common/ (svcauth, auditclient, tenantregistryclient, policyclient, httpharden, loadtest, httpclient)
Nur Pakete, deren Code ohne Kommentare/Importpfade byte-gleich ist:
- httpclient: ai, connect (Root behaelt eigene Kopie wegen strengerem Waechtertest)
- svcauth: archive, ai, workflow
- auditclient: ai, connect, archive
- tenantregistryclient: dms, ai, workflow (archive weicht ab, bleibt)
- policyclient: mail, connect (dms weicht ab, bleibt)
- httpharden: Root, archive (dms weicht ab, bleibt)
- loadtest: mail, ai (archive, connect weichen ab, bleiben)

go.mod (require + replace) fuer ai, connect, workflow; Pflichttest-Gates
von ai/workflow und CI-Pfadfilter um common/ erweitert, damit die
sicherheitskritischen Pakete (svcauth, tenantregistryclient) weiter
gegated werden.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-27 14:06:07 +01:00

117 lines
4.0 KiB
Go

package queue
import (
"context"
"errors"
"sync"
"testing"
"time"
"gitea.perlbach24.de/scripte/nexarch/ai/internal/limits"
"gitea.perlbach24.de/scripte/nexarch/ai/internal/provider"
"gitea.perlbach24.de/scripte/nexarch/common/loadtest"
)
// QA-08 Pruefung 2 (AK2): realistische parallele Klassifizierungs-/
// Extraktionsanfragen fuellen die Queue, mehrere Worker laufen gleichzeitig
// dagegen — die Warteschlangentiefe waechst waehrend des Laufs nicht
// unkontrolliert, weil Dequeue/Complete nebenlaeufig abraeumen.
func TestQueue_DepthStaysBoundedUnderParallelLoad(t *testing.T) {
pool := newPool(t)
q := NewQueue(pool, time.Minute)
q.SetLimits(limits.Limits{MaxPendingJobs: 0}) // in diesem Lauf keine Enqueue-Obergrenze, es geht um die Abarbeitung
const workers = 4
const totalJobs = 120
stop := make(chan struct{})
var wg sync.WaitGroup
for i := 0; i < workers; i++ {
wg.Add(1)
w := NewWorker(q, &fakeProvider{}, "loadtest-worker")
go func() {
defer wg.Done()
for {
select {
case <-stop:
return
default:
}
if err := w.ProcessOne(context.Background()); err != nil && !errors.Is(err, ErrNoJobAvailable) {
t.Logf("worker fehler (nicht fatal, da nebenlaeufig): %v", err)
}
}
}()
}
result := loadtest.Run(context.Background(), "inference-queue-enqueue", 20, totalJobs, func(ctx context.Context) error {
_, err := q.Enqueue(ctx, KindChat, provider.ChatRequest{Model: "test"}, EnqueueOptions{})
return err
})
deadline := time.Now().Add(20 * time.Second)
var depth Depth
for time.Now().Before(deadline) {
var err error
depth, err = q.Depth(context.Background())
if err != nil {
t.Fatalf("depth: %v", err)
}
if depth.Pending == 0 {
break
}
time.Sleep(100 * time.Millisecond)
}
close(stop)
wg.Wait()
t.Logf("QA-08 Enqueue-Last: concurrency=%d sessions=%d errors=%d dauer=%s durchsatz=%.1f/s p50=%s p95=%s p99=%s max=%s",
result.Concurrency, result.Sessions, result.Errors, result.Duration,
result.Throughput(), result.Percentile(0.5), result.Percentile(0.95), result.Percentile(0.99), result.Max())
t.Logf("QA-08 Warteschlangenstand nach Abarbeitung: pending=%d processing=%d dead_letter=%d", depth.Pending, depth.Processing, depth.DeadLetter)
if result.Errors > 0 {
t.Fatalf("%d von %d Enqueue-Aufrufen fehlgeschlagen, erwartet 0 ohne Ueberlast-Grenze", result.Errors, result.Sessions)
}
if depth.Pending != 0 {
t.Fatalf("depth.Pending = %d nach Ablauf der Wartezeit, erwartet 0 (Warteschlange sollte abgearbeitet sein, kein unkontrolliertes Wachstum)", depth.Pending)
}
}
// QA-08 Pruefung 3 (AK3): bei erreichter Ueberlast-Grenze ist das Verhalten
// definiert — Enqueue lehnt kontrolliert mit ErrQueueFull ab, statt
// unbegrenzt weiter Jobs anzunehmen.
func TestQueue_RejectsEnqueueWhenQueueFull(t *testing.T) {
pool := newPool(t)
q := NewQueue(pool, time.Minute)
q.SetLimits(limits.Limits{MaxPendingJobs: 5})
for i := 0; i < 5; i++ {
if _, err := q.Enqueue(context.Background(), KindChat, provider.ChatRequest{Model: "test"}, EnqueueOptions{}); err != nil {
t.Fatalf("enqueue %d (sollte noch innerhalb der Grenze liegen): %v", i, err)
}
}
_, err := q.Enqueue(context.Background(), KindChat, provider.ChatRequest{Model: "test"}, EnqueueOptions{})
if !errors.Is(err, ErrQueueFull) {
t.Fatalf("enqueue beim 6. Job = %v, erwartet ErrQueueFull", err)
}
depth, err := q.Depth(context.Background())
if err != nil {
t.Fatalf("depth: %v", err)
}
if depth.Pending != 5 {
t.Fatalf("depth.Pending = %d, erwartet 5 (abgelehnter Job wurde nicht angelegt)", depth.Pending)
}
// Nach Abarbeitung eines Jobs ist unter der Grenze wieder Platz (definiertes
// Verhalten, kein dauerhafter Deadlock der Warteschlange).
w := NewWorker(q, &fakeProvider{}, "worker-1")
if err := w.ProcessOne(context.Background()); err != nil {
t.Fatalf("processone: %v", err)
}
if _, err := q.Enqueue(context.Background(), KindChat, provider.ChatRequest{Model: "test"}, EnqueueOptions{}); err != nil {
t.Fatalf("enqueue nach freigewordenem platz: %v", err)
}
}