Added failing test cases for #118. Still trying to find a solution. [ci skip]

Author: harawata

src/test/java/org/apache/ibatis/submitted/parent_reference_3level/BlogTest.java

@@ -15,21 +15,20 @@
  */
 package org.apache.ibatis.submitted.parent_reference_3level;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.*;
 
 import java.io.Reader;
 import java.sql.Connection;
 import java.sql.DriverManager;
 
-import junit.framework.Assert;
-
 import org.apache.ibatis.io.Resources;
 import org.apache.ibatis.jdbc.ScriptRunner;
 import org.apache.ibatis.session.SqlSession;
 import org.apache.ibatis.session.SqlSessionFactory;
 import org.apache.ibatis.session.SqlSessionFactoryBuilder;
+import org.junit.Assert;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 
 public class BlogTest {
@@ -76,9 +75,11 @@ public void testSelectBlogWithPosts() {
       assertEquals("Blog with posts", result.getTitle());
       Assert.assertEquals(2, result.getPosts().size());
       Post firstPost = result.getPosts().get(0);
+      Assert.assertEquals(1, firstPost.getBlog().getId());
       Assert.assertEquals(2, firstPost.getComments().size());
       Post secondPost = result.getPosts().get(1);
       Assert.assertEquals(1, secondPost.getComments().size());
+      Assert.assertEquals(2, secondPost.getComments().get(0).getPost().getId());
     } finally {
       session.close();
     }
@@ -97,4 +98,40 @@ public void testSelectBlogWithoutPosts() {
       session.close();
     }
   }
+
+  @Ignore
+  @Test
+  public void testSelectBlogWithPostsColumnPrefix() {
+    SqlSession session = sqlSessionFactory.openSession();
+    try {
+      Mapper mapper = session.getMapper(Mapper.class);
+      Blog result = mapper.selectBlogByPrimaryKeyColumnPrefix(1);
+      assertNotNull(result);
+      assertEquals("Blog with posts", result.getTitle());
+      Assert.assertEquals(2, result.getPosts().size());
+      Post firstPost = result.getPosts().get(0);
+      Assert.assertEquals(1, firstPost.getBlog().getId());
+      Assert.assertEquals(2, firstPost.getComments().size());
+      Post secondPost = result.getPosts().get(1);
+      Assert.assertEquals(1, secondPost.getComments().size());
+      Assert.assertEquals(2, secondPost.getComments().get(0).getPost().getId());
+    } finally {
+      session.close();
+    }
+  }
+
+  @Ignore
+  @Test
+  public void testSelectBlogWithoutPostsColumnPrefix() {
+    SqlSession session = sqlSessionFactory.openSession();
+    try {
+      Mapper mapper = session.getMapper(Mapper.class);
+      Blog result = mapper.selectBlogByPrimaryKeyColumnPrefix(2);
+      assertNotNull(result);
+      assertEquals("Blog without posts", result.getTitle());
+      Assert.assertEquals(0, result.getPosts().size());
+    } finally {
+      session.close();
+    }
+  }
 }

src/test/java/org/apache/ibatis/submitted/parent_reference_3level/Mapper.java

@@ -18,4 +18,6 @@
 public interface Mapper {
 
   public Blog selectBlogByPrimaryKey(int aId);
+
+  public Blog selectBlogByPrimaryKeyColumnPrefix(int aId);
 }

src/test/java/org/apache/ibatis/submitted/parent_reference_3level/Mapper.xml

@@ -48,4 +48,34 @@
         <result column="comment" property="comment"/>
         <association property="post" resultMap="PostResultMap"></association>
     </resultMap>
-</mapper>
+
+    <select id="selectBlogByPrimaryKeyColumnPrefix" parameterType="int" resultMap="BlogResultMapColumnPrefix">
+        select 
+            b.id as blog_id, b.title as blog_title,
+            p.id as post_id, p.body as post_body,
+            c.id as post_comment_comment_id, c.comment as post_comment_comment
+        from blog b
+        left outer join post p on b.id = p.blog_id
+        left outer join comment c on p.id = c.post_id 
+        where b.id = #{id}
+    </select>
+
+    <resultMap id="BlogResultMapColumnPrefix" type="Blog">
+        <id column="blog_id" property="id" />
+        <result column="blog_title" property="title"/>
+        <collection property="posts" resultMap="PostResultMapColumnPrefix" columnPrefix="post_"></collection>
+    </resultMap>
+
+    <resultMap id="PostResultMapColumnPrefix" type="Post">
+        <id column="id" property="id" />
+        <result column="body" property="body"/>
+        <association property="blog" resultMap="BlogResultMapColumnPrefix"></association>
+        <collection property="comments" resultMap="CommentResultMapColumnPrefix" columnPrefix="comment_"></collection>
+    </resultMap>
+
+    <resultMap id="CommentResultMapColumnPrefix" type="Comment">
+        <id column="comment_id" property="id" />
+        <result column="comment" property="comment"/>
+        <association property="post" resultMap="PostResultMapColumnPrefix"></association>
+    </resultMap>
+</mapper>