create testsuite for src at rpm at

testcases/function_test/pkg_test/at/at/test_at_function_basic.sh

@@ -0,0 +1,62 @@
+#!/usr/bin/bash
+
+# Copyright (c) 2024 ISCAS .ALL rights reserved.
+# This program is licensed under Mulan PSL v2.
+# You can use it according to the terms and conditions of the Mulan PSL v2.
+#          http://license.coscl.org.cn/MulanPSL2
+# THIS PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+# See the Mulan PSL v2 for more details.
+
+# #############################################
+# @Author    :   honghua
+# @Contact   :   honghua@iscas.ac.cn
+# @Date      :   2025-11-13
+# @License   :   Mulan PSL v2
+# @Desc      :   Test basic at command functionality
+# ############################################
+
+source "$OET_PATH/libs/locallibs/common_lib.sh"
+
+function run_test() {
+    
+    LOG_INFO "开始测试 at 命令基本功能"
+
+    # 检查是否已安装 at 包
+    if ! dnf list installed at &>/dev/null; then
+        LOG_INFO "环境未安装 at 包，将进行安装"
+        if ! dnf list available at &>/dev/null; then
+            LOG_ERROR "yum 源中未找到 at 包"
+            exit 255
+        fi
+        dnf install -y at
+        CHECK_RESULT $? 0 0 "安装 at 包失败"
+        INSTALLED=1
+    else
+        LOG_INFO "环境已安装 at 包，跳过安装步骤"
+        INSTALLED=0
+    fi
+
+    # 测试 at 命令基本功能
+    LOG_INFO "测试 at 命令是否支持 -m 参数"
+    at -m now <<EOF
+    echo "测试 at 命令"
+    EOF
+    CHECK_RESULT $? 0 0 "at 命令不支持 -m 参数"
+
+    LOG_INFO "验证 at 任务是否成功加入队列"
+    atq | grep -q "echo"
+    CHECK_RESULT $? 0 0 "at 任务未成功加入队列"
+
+    #清理环境
+    if [ $INSTALLED -eq 1 ]; then
+        LOG_INFO "卸载临时安装的 at 包"
+        dnf remove -y at
+        CHECK_RESULT $? 0 0 "卸载 at 包失败"
+    fi
+
+    LOG_INFO "测试 at command basic functionality完成"
+}
+
+main "$@"