feat: shard group messages by month

server/internal_api_test.go

@@ -5,6 +5,7 @@ import (
 	"net/http"
 	"net/http/httptest"
 	"testing"
+	"time"
 
 	"github.com/golang/mock/gomock"
 	"github.com/tinode/chat/server/store"
@@ -18,6 +19,20 @@ func (internalAdminQueryNotFound) Query(types.TenantID, string, string, []any, i
 	return nil, types.ErrNotFound
 }
 
+func TestClaimInternalNonceRejectsReplay(t *testing.T) {
+	oldConfig := internalAPI.config
+	internalAPI = internalAPIRuntime{config: oldConfig}
+	defer func() { internalAPI = internalAPIRuntime{config: oldConfig} }()
+
+	expiresAt := time.Now().Add(time.Minute)
+	if !claimInternalNonce("manager-test", "single-use-nonce", "request-claim", expiresAt) {
+		t.Fatal("first nonce claim was rejected")
+	}
+	if claimInternalNonce("manager-test", "single-use-nonce", "request-claim", expiresAt) {
+		t.Fatal("replayed nonce was accepted")
+	}
+}
+
 func (internalAdminQueryNotFound) QueryOne(types.TenantID, string, []any) (map[string]any, error) {
 	return nil, types.ErrNotFound
 }