diff --git a/src/main/resources/mappers/LoginMapper.xml b/src/main/resources/mappers/LoginMapper.xml
deleted file mode 100644
index 52628be..0000000
--- a/src/main/resources/mappers/LoginMapper.xml
+++ /dev/null
@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<!DOCTYPE mapper
-        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
-        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
-<mapper namespace="com.realtime.protection.server.user.login.LoginMapper">
-    <select id="login" resultType="java.lang.Integer">
-        select test_id from t_test
-        where username = #{username} and passwd = #{password}
-    </select>
-</mapper>
\ No newline at end of file
diff --git a/src/test/java/com/realtime/protection/server/defense/object/ProtectObjectServiceTest.java b/src/test/java/com/realtime/protection/server/defense/object/ProtectObjectServiceTest.java
index 295b5ee..a537549 100644
--- a/src/test/java/com/realtime/protection/server/defense/object/ProtectObjectServiceTest.java
+++ b/src/test/java/com/realtime/protection/server/defense/object/ProtectObjectServiceTest.java
@@ -1,7 +1,6 @@
 package com.realtime.protection.server.defense.object;
 
 import com.realtime.protection.configuration.entity.defense.object.ProtectObject;
-import org.apache.ibatis.exceptions.PersistenceException;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -42,9 +41,7 @@ class ProtectObjectServiceTest {
         protectObject.setProtectObjectId(null);
         protectObject.setProtectObjectProtocol(null);
 
-        assertThrows(DataIntegrityViolationException.class, () -> {
-            assertTrue(protectObjectService.newProtectObject(protectObject) > 0);
-        });
+        assertThrows(DataIntegrityViolationException.class, () -> assertTrue(protectObjectService.newProtectObject(protectObject) > 0));
     }
 
     @Test
@@ -111,8 +108,6 @@ class ProtectObjectServiceTest {
         }
         assertTrue((Boolean) protectObjectService.changeProtectObjectAuditStatus(testNum, 1).get("success"));
         int finalTestNum = testNum;
-        assertThrows(IllegalArgumentException.class, () -> {
-            protectObjectService.changeProtectObjectAuditStatus(finalTestNum, 2);
-        });
+        assertThrows(IllegalArgumentException.class, () -> protectObjectService.changeProtectObjectAuditStatus(finalTestNum, 2));
     }
 }
\ No newline at end of file
diff --git a/src/test/java/com/realtime/protection/server/rule/staticrule/StaticRuleServiceTest.java b/src/test/java/com/realtime/protection/server/rule/staticrule/StaticRuleServiceTest.java
index 3b9ab36..d86b764 100644
--- a/src/test/java/com/realtime/protection/server/rule/staticrule/StaticRuleServiceTest.java
+++ b/src/test/java/com/realtime/protection/server/rule/staticrule/StaticRuleServiceTest.java
@@ -6,11 +6,11 @@ import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 
+import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
-import java.time.LocalDateTime;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 @SpringBootTest
 public class StaticRuleServiceTest {
diff --git a/src/test/java/com/realtime/protection/server/task/TaskServiceTest.java b/src/test/java/com/realtime/protection/server/task/TaskServiceTest.java
index 460e8d1..38d0221 100644
--- a/src/test/java/com/realtime/protection/server/task/TaskServiceTest.java
+++ b/src/test/java/com/realtime/protection/server/task/TaskServiceTest.java
@@ -1,8 +1,7 @@
 package com.realtime.protection.server.task;
 
-import com.realtime.protection.configuration.entity.task.TaskCommandInfo;
 import com.realtime.protection.configuration.entity.task.Task;
-import org.apache.ibatis.exceptions.PersistenceException;
+import com.realtime.protection.configuration.entity.task.TaskCommandInfo;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/src/test/java/com/realtime/protection/server/task/status/CommandServiceTest.java b/src/test/java/com/realtime/protection/server/task/status/CommandServiceTest.java
index fc69305..5da9529 100644
--- a/src/test/java/com/realtime/protection/server/task/status/CommandServiceTest.java
+++ b/src/test/java/com/realtime/protection/server/task/status/CommandServiceTest.java
@@ -1,8 +1,7 @@
 package com.realtime.protection.server.task.status;
 
-import com.realtime.protection.configuration.entity.task.TaskCommandInfo;
-import com.realtime.protection.configuration.entity.task.Command;
 import com.realtime.protection.configuration.entity.task.FiveTupleWithMask;
+import com.realtime.protection.configuration.entity.task.TaskCommandInfo;
 import com.realtime.protection.server.command.CommandService;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
@@ -14,7 +13,7 @@ import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
 
 @SpringBootTest
 class CommandServiceTest {
diff --git a/src/test/java/com/realtime/protection/server/whitelist/WhiteListServiceTest.java b/src/test/java/com/realtime/protection/server/whitelist/WhiteListServiceTest.java
index f764f0c..7706370 100644
--- a/src/test/java/com/realtime/protection/server/whitelist/WhiteListServiceTest.java
+++ b/src/test/java/com/realtime/protection/server/whitelist/WhiteListServiceTest.java
@@ -1,6 +1,5 @@
 package com.realtime.protection.server.whitelist;
 
-import com.realtime.protection.configuration.entity.task.Command;
 import com.realtime.protection.configuration.entity.whitelist.WhiteListObject;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -10,7 +9,7 @@ import org.springframework.boot.test.context.SpringBootTest;
 import java.util.ArrayList;
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 @SpringBootTest
 class WhiteListServiceTest {