HHH-10437 - Add test for issue

hibernate-core/src/test/java/org/hibernate/test/subselect/Author.java

@@ -0,0 +1,42 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.subselect;
+
+import java.util.Set;
+
+/**
+ * @author Andrea Boriero
+ */
+public class Author {
+	int id;
+	String name;
+	Set<String> books;
+
+	public int getId() {
+		return id;
+	}
+
+	public void setId(int id) {
+		this.id = id;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public Set<String> getBooks() {
+		return books;
+	}
+
+	public void setBooks(Set<String> books) {
+		this.books = books;
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/subselect/Book.hbm.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping
+        package="org.hibernate.test.subselect"
+        default-access="field">
+
+    <class name="Author" table="author">
+        <id name="id"/>
+
+        <property name="name"
+                  not-null="true"/>
+
+        <set name="books">
+            <subselect>
+                SELECT b.author_id, b.title FROM book b join author a on b.author_id = a.id
+            </subselect>
+            <key column="author_id"/>
+
+            <element type="string" column="title"/>
+        </set>
+    </class>
+
+    <class name="Book" table="book">
+        <id name="id"/>
+        <property name="title"/>
+        <property name="authorId" column="author_id"/>
+    </class>
+
+</hibernate-mapping>

hibernate-core/src/test/java/org/hibernate/test/subselect/Book.java

@@ -0,0 +1,40 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.subselect;
+
+/**
+ * @author Andrea Boriero
+ */
+public class Book {
+	int id;
+	String title;
+	int authorId;
+
+	public int getId() {
+		return id;
+	}
+
+	public void setId(int id) {
+		this.id = id;
+	}
+
+	public String getTitle() {
+		return title;
+	}
+
+	public void setTitle(String title) {
+		this.title = title;
+	}
+
+	public int getAuthorId() {
+		return authorId;
+	}
+
+	public void setAuthorId(int authorId) {
+		this.authorId = authorId;
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/subselect/SetSubselectTest.java

@@ -0,0 +1,75 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ */
+package org.hibernate.test.subselect;
+
+import org.hibernate.Session;
+import org.hibernate.resource.transaction.spi.TransactionStatus;
+
+import org.junit.Test;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+
+import static org.hamcrest.core.Is.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * @author Andrea Boriero
+ */
+@TestForIssue(jiraKey = "")
+public class SetSubselectTest extends BaseCoreFunctionalTestCase {
+	public String[] getMappings() {
+		return new String[] {"subselect/Book.hbm.xml"};
+	}
+
+	@Test
+	public void testSubselect() {
+		Session s = openSession();
+
+		s.getTransaction().begin();
+		try {
+			Author b = new Author();
+			b.setName( "Camilleri" );
+			b.setId( 1 );
+
+			s.save( b );
+
+			Book book = new Book();
+			book.setId( 2 );
+			book.setAuthorId( 1 );
+			book.setTitle( "Il sognaglio" );
+			s.save( book );
+
+			Book book2 = new Book();
+			book2.setId( 3 );
+			book2.setAuthorId( 1 );
+			book2.setTitle( "Il casellante" );
+
+			s.save( book2 );
+
+			s.getTransaction().commit();
+		}
+		catch (Exception e) {
+			if ( s.getTransaction().getStatus() == TransactionStatus.ACTIVE ) {
+				s.getTransaction().rollback();
+			}
+		}
+		finally {
+			s.close();
+		}
+
+		s = openSession();
+		try {
+			Author author = s.get( Author.class, 1 );
+			assertThat( author.getBooks().size(), is( 2 ) );
+		}
+		finally {
+			s.close();
+		}
+	}
+
+}