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Describe the current behavior / 问题描述 (Mandatory / 必填)

当前ut 语句覆盖率不足，需要添加语句修复ut覆盖率

Environment / 环境信息 (Mandatory / 必填)

Ascend950

Steps to reproduce the issue / 重现步骤 (Mandatory / 必填)

不涉及

Describe the expected behavior / 预期结果 (Mandatory / 必填)

满足ut覆盖率

Related log / screenshot / 日志 / 截图 (Mandatory / 必填)

不涉及

Special notes for this issue/备注 (Optional / 选填)