check_p_g_u_u("/meh.service", -ENOENT, NULL);
check_p_g_u_u("/session-3.scope/_cpu.service", 0, "cpu.service");
check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "server.service");
check_p_g_u_u("/meh.service", -ENOENT, NULL);
check_p_g_u_u("/session-3.scope/_cpu.service", 0, "cpu.service");
check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "server.service");