diff --git a/libutempter.spec b/libutempter.spec
index 691ef42..e82960a 100644
--- a/libutempter.spec
+++ b/libutempter.spec
@@ -3,13 +3,15 @@
 Summary: A privileged helper for utmp/wtmp updates
 Name: libutempter
 Version: 1.2.1
-Release: 2
+Release: 3
 License: LGPLv2+
 URL: https://github.com/altlinux/libutempter
 
 Source0: http://download.basealt.ru/pub/people/ldv/libutempter/%{name}-%{version}.tar.gz
 
-BuildRequires: gcc
+Patch0: test-libutempter.patch
+
+BuildRequires: gcc CUnit-devel
 Requires(pre): shadow-utils
 
 Provides: utempter = %{utempter_compat_ver}
@@ -34,6 +36,9 @@ Files for development with %{name}.
 make CFLAGS="$RPM_OPT_FLAGS" LDFLAGS="$RPM_LD_FLAGS" \
     libdir="%{_libdir}" libexecdir="%{_libexecdir}"
 
+%check
+make check
+
 %install
 %make_install libdir="%{_libdir}" libexecdir="%{_libexecdir}"
 %delete_la_and_a
@@ -59,6 +64,12 @@ make CFLAGS="$RPM_OPT_FLAGS" LDFLAGS="$RPM_LD_FLAGS" \
 %{_mandir}/man3/*
 
 %changelog
+* Thu Mar 10 2022 ziyangc2 <chenziyang4@huawei.com> -1.2.1-3
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC:add test unit for libutempter
+
 * Fri Nov 6 2020 yixiangzhike <zhangxingliang3@huawei.com> - 1.2.1-2
 - Type:enhancement
 - ID:NA
diff --git a/test-libutempter.patch b/test-libutempter.patch
new file mode 100644
index 0000000..1eda07a
--- /dev/null
+++ b/test-libutempter.patch
@@ -0,0 +1,226 @@
+From b42bfd09d2877edf563d1c80589b661c044ce82e Mon Sep 17 00:00:00 2001
+From: ziyangc2 <chenziyang4@huawei.com>
+Date: Mon, 14 Mar 2022 14:32:51 +0800
+Subject: [PATCH] add cunit test for libutempter
+
+---
+ Makefile             |  15 +++++
+ run_test.sh          |  16 +++++
+ test/test_utempter.c | 145 +++++++++++++++++++++++++++++++++++++++++++
+ 3 files changed, 176 insertions(+)
+ create mode 100755 run_test.sh
+ create mode 100644 test/test_utempter.c
+
+diff --git a/Makefile b/Makefile
+index 8c90121..39bc334 100644
+--- a/Makefile
++++ b/Makefile
+ PROJECT = utempter
+ VERSION = $(shell sed '/^Version: */!d;s///;q' libutempter.spec)
+ MAJOR = 0
+ 
+ SHAREDLIB = lib$(PROJECT).so
+ SONAME = $(SHAREDLIB).$(MAJOR)
+@@ -55,6 +57,12 @@ override CFLAGS := $(WARNINGS) $(CFLAGS) $(RPM_OPT_FLAGS)
+ override LDFLAGS := $(LINK_RELRO) $(LINK_STATS) $(LDFLAGS)
+ LDLIBS =
+ 
++INC = -I /usr/include/CUnit
++LIBS = -L -dynamics /usr/lib64/libcunit.so ./libutempter.so iface.o
++TEST_FLAGS =-g -lutil
++TEST_FLAGS += $(INC)
++BIN = test_utempter
++test_utempter = ./test/test_utempter.c
+ all: $(TARGETS)
+ 
+ %.os: %.c
+@@ -91,5 +99,12 @@ install:
+ 		ln -s $(PROJECT).3 $(DESTDIR)$(man3dir)/$$n.3; \
+ 	done
+ 
++check:
++	echo "run check"
++	$(CC) $(test_utempter) -o $(BIN) $(TEST_FLAGS) $(LIBS)
++	chmod +x run_test.sh
++	./run_test.sh
++
+ clean:
+ 	$(RM) $(TARGETS) iface.o iface.os core *~
++	$(RM) $(RMFLAGS) $(BIN) *.o *.gcda *.gcno *.xml app.info
+\ No newline at end of file
+diff --git a/run_test.sh b/run_test.sh
+new file mode 100755
+index 0000000..951fd62
+--- /dev/null
++++ b/run_test.sh
+@@ -0,0 +1,16 @@
++#!/bin/sh
++# prepare environment
++mkdir -p /usr/lib/utempter
++cp utempter /usr/lib/utempter/
++
++# run test
++./test_utempter
++
++# clean environment
++tmp_file="wtmp.txt"
++utmpdump /var/log/wtmp > "${tmp_file}"
++sed -i '/test_libutempter/,$d' "${tmp_file}"
++
++# restore wtmp file
++utmpdump -r < "${tmp_file}" > /var/log/wtmp
++rm -rf "${tmp_file}" /usr/lib/utempter
+diff --git a/test/test_utempter.c b/test/test_utempter.c
+new file mode 100644
+index 0000000..5cc88ab
+--- /dev/null
++++ b/test/test_utempter.c
+@@ -0,0 +1,145 @@
++#include <stdio.h>
++#include <stdlib.h>
++#include <pty.h>
++#include <unistd.h>
++#include <string.h>
++#include <sys/types.h>
++#include <sys/stat.h>
++#include <fcntl.h>
++#include "../utempter.h"
++#include "CUnit.h"
++#include "Automated.h"
++
++int check_update_utempter_success(const char * command)
++{
++    FILE* wtmp_fd;
++    char buff[255];
++
++    system("utmpdump /var/log/wtmp > wtmp.txt");
++    wtmp_fd = fopen("wtmp.txt", "r");
++    if (wtmp_fd == NULL) {
++        printf("open wtmp failed, err = %d\n", errno);
++        return -1;
++    }
++
++    while((fgets(buff, 255, wtmp_fd)) != NULL) {
++        continue;
++    }
++    fclose(wtmp_fd);
++
++    if (strstr(buff, "test_libutempter") != NULL) {
++        // find test hostname, print success
++        if (strcmp(command, "add") == 0) {
++            printf("utempter add success\n");
++            return 0;
++        } else {
++            printf("utempter add failed\n");
++            return -1;
++        }
++    } else {
++        if (strcmp(command, "del") == 0) {
++            printf("utempter remove success\n");
++            return 0;
++        } else {
++            printf("utempter remove failed\n");
++            return -1;
++        }
++    }
++}
++
++void utcase_test_add_remove()
++{
++    int master;
++    int slave;
++    int err;
++    int SUCCESS = 1;
++    char pid[32];
++
++    err = openpty(&master, &slave, NULL, NULL, NULL);
++    if(0 > err) {
++        printf("Error: %s\n", strerror(err));
++        return;
++    }
++
++    err = utempter_add_record(master, "test_libutempter");
++    printf("add_record result = %d\n", err);
++    CU_ASSERT(err == SUCCESS)
++
++    err = check_update_utempter_success("add");
++    CU_ASSERT(err == 0);
++
++    err = utempter_remove_added_record();
++    printf("remove_record result = %d\n", err);
++
++    CU_ASSERT(err == SUCCESS);
++    err = check_update_utempter_success("del");
++    CU_ASSERT(err == 0);
++
++    close(slave);
++    close(master);
++}
++
++void utcase_test_set_path()
++{
++    utempter_set_helper("/usr/lib/utempter/utempter");
++    return;
++}
++
++static CU_TestInfo ut_cases[] =
++{
++    {"case:test_set_path", utcase_test_set_path},
++    {"case:test_add_remove", utcase_test_add_remove},
++    CU_TEST_INFO_NULL,
++};
++
++int suite_init(void)
++{
++    return 0;
++}
++
++int suite_clean(void)
++{
++    return 0;
++}
++
++static CU_SuiteInfo ut_suites[] = 
++{
++    {"my_first_suite", suite_init, suite_clean, NULL, NULL, ut_cases},
++    CU_SUITE_INFO_NULL,
++};
++
++int main() {
++    int rc = 0;
++    CU_ErrorCode err = CUE_SUCCESS;
++
++    err = CU_initialize_registry();
++    if (err != CUE_SUCCESS) {
++        fprintf(stderr, "failed to initialize registry, error %d", err);
++        rc = 1;
++        goto l_out;
++    }
++
++    err = CU_register_suites(ut_suites);
++    if (err != CUE_SUCCESS) {
++        fprintf(stderr, "failed to register suites, error %d, %s", err, CU_get_error_msg());
++        rc = 1;
++        goto l_clean_register;
++    }
++
++    CU_set_output_filename("cunit_sample");
++
++    err = CU_list_tests_to_file();
++    if (err != CUE_SUCCESS) {
++        fprintf(stderr, "failed to list tests to file, error %d, %s", err, CU_get_error_msg());
++        rc = 1;
++        goto l_clean_register;
++    }
++
++    CU_automated_run_tests();
++
++l_clean_register:
++    CU_cleanup_registry();
++
++l_out:
++    return rc;
++}
+-- 
+2.23.0
+