diff --git a/cpp/unittest/db/meta_tests.cpp b/cpp/unittest/db/meta_tests.cpp
index 1579954d2d..8b57efd0c5 100644
--- a/cpp/unittest/db/meta_tests.cpp
+++ b/cpp/unittest/db/meta_tests.cpp
@@ -21,8 +21,12 @@ TEST_F(MetaTest, GROUP_TEST) {
     auto status = impl_->add_group(group);
     ASSERT_TRUE(status.ok());
 
+    auto gid = group.id;
+    group.id = -1;
     status = impl_->get_group(group);
     ASSERT_TRUE(status.ok());
+    ASSERT_EQ(group.id, gid);
+    ASSERT_EQ(group.group_id, group_id);
 
     group.group_id = "not_found";
     status = impl_->get_group(group);