}

	if etcdClient == nil {
		var (
			group  *singleflight.Group
			policy *singleflight.Group
		)
		if env.Get("_MINIO_IAM_SINGLE_FLIGHT", config.EnableOn) == config.EnableOn {
			group = &singleflight.Group{}
			policy = &singleflight.Group{}
		}
		sys.store = &IAMStoreSys{
			IAMStorageAPI: newIAMObjectStore(objAPI, sys.usersSysType),
			group:         group,
			policy:        policy,
		}
	} else {

			continue
		}
		groups.Remove(group)
		c.iamUserGroupMemberships[member] = groups
	}
}

func (c *iamCache) policyDBGetGroups(store *IAMStoreSys, userPolicyPresent bool, groups ...string) ([]string, error) {
	var policies []string
	for _, group := range groups {
		if store.getUsersSysType() == MinIOUsersSysType {
			g, ok := c.iamGroupsMap[group]
			if !ok {
				continue
			}

        assertEquals("2group$special", permissionHelper.encode("{group}group$special"));
    }

    public void test_decode_withComplexValues() {
        assertEquals("{user}******@****.***", permissionHelper.decode("******@****.***"));
        assertEquals("{group}group/subgroup", permissionHelper.decode("2group/subgroup"));

	var p MappedPolicy
	err := iamOS.loadIAMConfig(ctx, &p, getMappedPolicyPath(name, userType, isGroup))
	if err != nil {
		if err == errConfigNotFound {
			return p, errNoSuchPolicy
		}
		return p, err
	}
	return p, nil
}

}

func (ies *IAMEtcdStore) loadMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, m *xsync.MapOf[string, MappedPolicy]) error {
	var p MappedPolicy
	err := ies.loadIAMConfig(ctx, &p, getMappedPolicyPath(name, userType, isGroup))
	if err != nil {
		if err == errConfigNotFound {
			return errNoSuchPolicy
		}
		return err
	}
	m.Store(name, p)
	return nil
}

	} else {
		// Check if group already exists
		if _, gerr := globalIAMSys.GetGroupDescription(updReq.Group); gerr != nil {
			// If group does not exist, then check if the group has beginning and end space characters
			// we will reject such group names.
			if errors.Is(gerr, errNoSuchGroup) && hasSpaceBE(updReq.Group) {

					UpdateReq: madmin.GroupAddRemove{
						Group:    gname,
						Members:  group.Members,
						Status:   madmin.GroupStatus(group.Status),
						IsRemove: false,
					},
				},
				UpdatedAt: group.UpdatedAt,
			}); err != nil {
				return errSRIAMError(err)
			}
		}
	}

	// Followed by group policy mapping
	{
		// Replicate policy mappings on local to all peers.

		// Add/Remove members from group
		adminRouter.Methods(http.MethodPut).Path(adminVersion + "/update-group-members").HandlerFunc(adminMiddleware(adminAPI.UpdateGroupMembers))

		// Get Group
		adminRouter.Methods(http.MethodGet).Path(adminVersion+"/group").HandlerFunc(adminMiddleware(adminAPI.GetGroup)).Queries("group", "{group:.*}")

		// List Groups

		Group:    group,
		IsRemove: true,
	})
	if err == nil {
		c.Fatalf("group was removed!")
	}
	groupInfo, err = s.adm.GetGroupDescription(ctx, group)
	if err != nil {
		c.Fatalf("group desc err: %v", err)
	}
	c.Assert(groupInfo.Name, group)

	// 7. Remove user from group and verify access is revoked.
	err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
		Group:    group,

	err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
		Group:   "test-group",
		Members: []string{accessKey},
	})
	if err != nil {
		c.Fatalf("unable to add user to group: %v", err)
	}

	_, err = s.adm.AttachPolicy(ctx, madmin.PolicyAssociationReq{
		Policies: []string{policy},
		Group:    "test-group",
	})
	if err != nil {
		c.Fatalf("Unable to attach policy: %v", err)
	}