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br committed 2026-10-18 17:08:58 +02:00
1 parent 9f16148cde
commit dd93277750
59 files changed
+7522 -113
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pkg/ratelimit/ratelimit_test.go
+15 -15
View File
@@ -1,55 +1,55 @@
package server
package ratelimit
import (
"testing"
"time"
)
func TestRateLimiter(t *testing.T) {
func TestLimiter(t *testing.T) {
now := time.Date(2026, 10, 2, 12, 0, 0, 0, time.UTC)
l := &rateLimiter{limit: 3, window: time.Minute, now: func() time.Time { return now }}
l := &Limiter{Limit: 3, Window: time.Minute, now: func() time.Time { return now }}
for i := range 3 {
if ok, _ := l.allow("1.2.3.4"); !ok {
if ok, _ := l.Allow("1.2.3.4"); !ok {
t.Fatalf("Versuch %d abgelehnt", i+1)
}
}
ok, retry := l.allow("1.2.3.4")
ok, retry := l.Allow("1.2.3.4")
if ok || retry != time.Minute {
t.Errorf("4. Versuch: ok=%v retry=%v, erwartet abgelehnt mit 1 min", ok, retry)
}
if ok, _ := l.allow("5.6.7.8"); !ok {
if ok, _ := l.Allow("5.6.7.8"); !ok {
t.Error("andere IP mitbetroffen")
}
now = now.Add(40 * time.Second)
if _, retry := l.allow("1.2.3.4"); retry != 20*time.Second {
if _, retry := l.Allow("1.2.3.4"); retry != 20*time.Second {
t.Errorf("Retry-After nach 40 s: %v, erwartet 20 s", retry)
}
now = now.Add(20 * time.Second)
if ok, _ := l.allow("1.2.3.4"); !ok {
if ok, _ := l.Allow("1.2.3.4"); !ok {
t.Error("nach Ablauf des Fensters weiter gesperrt")
}
}
// Die Zählerliste darf bei vielen IPs nicht unbegrenzt wachsen.
func TestRateLimiter_ForgetsOldEntries(t *testing.T) {
func TestLimiter_ForgetsOldEntries(t *testing.T) {
now := time.Date(2026, 10, 2, 12, 0, 0, 0, time.UTC)
l := &rateLimiter{limit: 1, window: time.Minute, now: func() time.Time { return now }}
l := &Limiter{Limit: 1, Window: time.Minute, now: func() time.Time { return now }}
for i := range 1000 {
l.allow(string(rune('a'+i%26)) + time.Duration(i).String())
l.Allow(string(rune('a'+i%26)) + time.Duration(i).String())
}
now = now.Add(2 * time.Minute)
l.allow("neu")
l.Allow("neu")
if n := l.size(); n != 1 {
t.Errorf("%d Einträge nach Ablauf, erwartet 1", n)
}
}
func TestRateLimiter_Disabled(t *testing.T) {
l := &rateLimiter{limit: -1, window: time.Minute}
func TestLimiter_Disabled(t *testing.T) {
l := &Limiter{Limit: -1, Window: time.Minute}
for range 100 {
if ok, _ := l.allow("x"); !ok {
if ok, _ := l.Allow("x"); !ok {
t.Fatal("Limit -1 muss unbegrenzt sein")
}
}