check release

src/utils/testing/testing.go

@@ -1,6 +1,7 @@
 package utils
 
 import (
+	"errors"
 	"reflect"
 	"testing"
 )
@@ -12,6 +13,13 @@ func ExpectNoError(t *testing.T, err error) {
 	}
 }
 
+func ExpectError(t *testing.T, expected error, err error) {
+	t.Helper()
+	if !errors.Is(err, expected) {
+		t.Errorf("expected err %s, got nil", expected.Error())
+	}
+}
+
 func ExpectEqual[T comparable](t *testing.T, got T, want T) {
 	t.Helper()
 	if got != want {