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import (
"testing"
"time"
)
func resetUserIDCache() {
userIDCacheMu.Lock()
userIDCache = make(map[string]userIDCacheEntry)
userIDCacheMu.Unlock()
}
func TestCachedUserID_ReusesWithinTTL(t *testing.T) {
resetUserIDCache()
first := CachedUserID("api-key-1")
second := CachedUserID("api-key-1")
if first == "" {
t.Fatal("expected generated user_id to be non-empty")
}
if first != second {
t.Fatalf("expected cached user_id to be reused, got %q and %q", first, second)
}
}
func TestCachedUserID_ExpiresAfterTTL(t *testing.T) {
resetUserIDCache()
expiredID := CachedUserID("api-key-expired")
cacheKey := userIDCacheKey("api-key-expired")
userIDCacheMu.Lock()
userIDCache[cacheKey] = userIDCacheEntry{
value: expiredID,
expire: time.Now().Add(-time.Minute),
}
userIDCacheMu.Unlock()
newID := CachedUserID("api-key-expired")
if newID == expiredID {
t.Fatalf("expected expired user_id to be replaced, got %q", newID)
}
if newID == "" {
t.Fatal("expected regenerated user_id to be non-empty")
}
}
func TestCachedUserID_IsScopedByAPIKey(t *testing.T) {
resetUserIDCache()
first := CachedUserID("api-key-1")
second := CachedUserID("api-key-2")
if first == second {
t.Fatalf("expected different API keys to have different user_ids, got %q", first)
}
}
func TestCachedUserID_RenewsTTLOnHit(t *testing.T) {
resetUserIDCache()
key := "api-key-renew"
id := CachedUserID(key)
cacheKey := userIDCacheKey(key)
soon := time.Now()
userIDCacheMu.Lock()
userIDCache[cacheKey] = userIDCacheEntry{
value: id,
expire: soon.Add(2 * time.Second),
}
userIDCacheMu.Unlock()
if refreshed := CachedUserID(key); refreshed != id {
t.Fatalf("expected cached user_id to be reused before expiry, got %q", refreshed)
}
userIDCacheMu.RLock()
entry := userIDCache[cacheKey]
userIDCacheMu.RUnlock()
if entry.expire.Sub(soon) < 30*time.Minute {
t.Fatalf("expected TTL to renew, got %v remaining", entry.expire.Sub(soon))
}
}
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