diff --git a/src/main/java/cn/celess/blog/enmu/CommentStatusEnum.java b/src/main/java/cn/celess/blog/enmu/CommentStatusEnum.java
index 84ac6bc..be1ef88 100644
--- a/src/main/java/cn/celess/blog/enmu/CommentStatusEnum.java
+++ b/src/main/java/cn/celess/blog/enmu/CommentStatusEnum.java
@@ -1,7 +1,5 @@
 package cn.celess.blog.enmu;
 
-import com.sun.javaws.jnl.IconDesc;
-
 /**
  * @Author: 小海
  * @Date: 2020-05-25 08:58
diff --git a/src/main/java/cn/celess/blog/entity/ArticleTag.java b/src/main/java/cn/celess/blog/entity/ArticleTag.java
index af8f5d3..6ba2184 100644
--- a/src/main/java/cn/celess/blog/entity/ArticleTag.java
+++ b/src/main/java/cn/celess/blog/entity/ArticleTag.java
@@ -1,6 +1,5 @@
 package cn.celess.blog.entity;
 
-import com.sun.xml.internal.ws.policy.EffectiveAlternativeSelector;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
diff --git a/src/main/java/cn/celess/blog/service/serviceimpl/ArticleServiceImpl.java b/src/main/java/cn/celess/blog/service/serviceimpl/ArticleServiceImpl.java
index 656187b..68ae080 100644
--- a/src/main/java/cn/celess/blog/service/serviceimpl/ArticleServiceImpl.java
+++ b/src/main/java/cn/celess/blog/service/serviceimpl/ArticleServiceImpl.java
@@ -281,7 +281,8 @@ public class ArticleServiceImpl implements ArticleService {
         PageData<ArticleModel> pageData = new PageData<ArticleModel>(new PageInfo<Article>(articleList));
         List<ArticleModel> articleModelList = new ArrayList<>();
         articleList.forEach(article -> {
-            ArticleModel articleModel = ModalTrans.article(article, true);
+            ArticleModel articleModel = ModalTrans.article(article);
+            articleModel.setMdContent(null);
             articleModelList.add(articleModel);
         });
         pageData.setList(articleModelList);
diff --git a/src/main/java/cn/celess/blog/util/ModalTrans.java b/src/main/java/cn/celess/blog/util/ModalTrans.java
index 9b58ab7..a8c817f 100644
--- a/src/main/java/cn/celess/blog/util/ModalTrans.java
+++ b/src/main/java/cn/celess/blog/util/ModalTrans.java
@@ -28,7 +28,7 @@ public class ModalTrans {
 
     public static ArticleModel article(Article article, boolean noMdContent) {
         ArticleModel article1 = article(article);
-        if (!noMdContent) {
+        if (!noMdContent || article1 == null) {
             return article1;
         }
         article1.setMdContent(null);
diff --git a/src/main/resources/mapper/ArticleTagMapper.xml b/src/main/resources/mapper/ArticleTagMapper.xml
index c1062b3..38f4ba6 100644
--- a/src/main/resources/mapper/ArticleTagMapper.xml
+++ b/src/main/resources/mapper/ArticleTagMapper.xml
@@ -31,7 +31,7 @@
                 t_id = #{tag.id},
             </if>
         </set>
-        where at_id = #{tag.id}
+        where at_id = #{id}
     </update>
 
     <!--通过主键删除-->
@@ -69,7 +69,8 @@
         from article_tag,
              article,
              tag_category
-        where article_tag.a_id = article.a_id
+        where article_tag.at_id = #{id}
+          and article_tag.a_id = article.a_id
           and tag_category.t_id = article_tag.t_id
     </select>
 
diff --git a/src/test/java/cn/celess/blog/mapper/ArticleMapperTest.java b/src/test/java/cn/celess/blog/mapper/ArticleMapperTest.java
index 1b7d785..163eba4 100644
--- a/src/test/java/cn/celess/blog/mapper/ArticleMapperTest.java
+++ b/src/test/java/cn/celess/blog/mapper/ArticleMapperTest.java
@@ -164,7 +164,7 @@ public class ArticleMapperTest extends BaseTest {
 
     @Test
     public void findAllByCategoryIdAndOpen() {
-        List<Article> allByCategoryId = articleMapper.findAllByCategoryId(1);
+        List<Article> allByCategoryId = articleMapper.findAllByCategoryIdAndOpen(1);
         assertNotEquals(0, allByCategoryId.size());
         allByCategoryId.forEach(article -> assertTrue(article.getOpen()));
     }
diff --git a/src/test/java/cn/celess/blog/mapper/ArticleTagMapperTest.java b/src/test/java/cn/celess/blog/mapper/ArticleTagMapperTest.java
index fb8715d..0f2763a 100644
--- a/src/test/java/cn/celess/blog/mapper/ArticleTagMapperTest.java
+++ b/src/test/java/cn/celess/blog/mapper/ArticleTagMapperTest.java
@@ -106,7 +106,7 @@ public class ArticleTagMapperTest extends BaseTest {
     @Test
     public void findArticleByTagAndOpen() {
         ArticleTag articleTag = generateArticle();
-        List<ArticleTag> articleByTag = articleTagMapper.findArticleByTag(21L);
+        List<ArticleTag> articleByTag = articleTagMapper.findArticleByTagAndOpen(21L);
         assertNotEquals(0, articleByTag.size());
         articleByTag.forEach(articleTag1 -> assertEquals(articleTag.getTag().getName(), articleTag1.getTag().getName()));
         articleByTag.forEach(articleTag1 -> assertTrue(articleTag1.getArticle().getOpen()));
diff --git a/src/test/java/cn/celess/blog/mapper/CategoryMapperTest.java b/src/test/java/cn/celess/blog/mapper/CategoryMapperTest.java
index 4ab98a9..d43d79e 100644
--- a/src/test/java/cn/celess/blog/mapper/CategoryMapperTest.java
+++ b/src/test/java/cn/celess/blog/mapper/CategoryMapperTest.java
@@ -7,6 +7,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 
 import java.util.Comparator;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import static org.junit.Assert.*;
 
@@ -106,7 +107,8 @@ public class CategoryMapperTest extends BaseTest {
     @Test
     public void count() {
         List<Category> all = categoryMapper.findAll();
-        assertEquals(all.size(), categoryMapper.count());
+        List<Category> collect = all.stream().filter(category -> !category.isDeleted()).collect(Collectors.toList());
+        assertEquals(collect.size(), categoryMapper.count());
     }
 
     private Category generateCategory() {
diff --git a/src/test/java/cn/celess/blog/mapper/TagMapperTest.java b/src/test/java/cn/celess/blog/mapper/TagMapperTest.java
index feafcf3..b9c1445 100644
--- a/src/test/java/cn/celess/blog/mapper/TagMapperTest.java
+++ b/src/test/java/cn/celess/blog/mapper/TagMapperTest.java
@@ -6,6 +6,7 @@ import org.junit.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 
 import java.util.List;
+import java.util.stream.Collectors;
 
 import static org.junit.Assert.*;
 
@@ -79,7 +80,8 @@ public class TagMapperTest extends BaseTest {
     public void count() {
         assertNotEquals(0, tagMapper.count());
         List<Tag> all = tagMapper.findAll();
-        assertEquals(all.size(), tagMapper.count());
+        List<Tag> collect = all.stream().filter(tag -> !tag.isDeleted()).collect(Collectors.toList());
+        assertEquals(collect.size(), tagMapper.count());
     }
 
     private Tag generateTag() {