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diff --git a/eclipselink/org.eclipse.emf.teneo.eclipselink.examples.library.orm.tests/src/org/eclipse/emf/teneo/eclipselink/examples/library/orm/tests/LibBookEContainerTest.java b/eclipselink/org.eclipse.emf.teneo.eclipselink.examples.library.orm.tests/src/org/eclipse/emf/teneo/eclipselink/examples/library/orm/tests/LibBookEContainerTest.java
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+++ b/eclipselink/org.eclipse.emf.teneo.eclipselink.examples.library.orm.tests/src/org/eclipse/emf/teneo/eclipselink/examples/library/orm/tests/LibBookEContainerTest.java
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+/*******************************************************************************
+ * Copyright (c) 2008 Oracle and Geensys.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Oracle and Geensys - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.emf.teneo.eclipselink.examples.library.orm.tests;
+
+import org.eclipse.emf.ecore.InternalEObject;
+import org.eclipse.emf.teneo.eclipselink.examples.library.Book;
+import org.eclipse.emf.teneo.eclipselink.examples.library.Library;
+
+public class LibBookEContainerTest extends LibraryJPATest {
+
+	public LibBookEContainerTest(String name) {
+		super(name);
+	}
+
+	public void testInsertBookAndLibraryWithCache() throws Exception {
+		boolean checkCache = true;
+		verifyInsertBookLibrary(checkCache);
+	}
+
+	public void testInsertBookAndLibraryNoCache() throws Exception {
+		boolean checkCache = false;
+		verifyInsertBookLibrary(checkCache);
+	}
+
+	/**
+	 * Create the library and a book within the library.<br>
+	 * Store the library to the data base.<br>
+	 * Fetch back the library from the data base.<br>
+	 * Identify the book object assigned to libray.<br>
+	 * Check whether the attribute eContainer is set at the book object.
+	 * 
+	 * @param checkCache
+	 */
+	private void verifyInsertBookLibrary(boolean checkCache) {
+
+		beginTransaction();
+		Book book = createAnonymousBook(em);
+		String bookTitle = book.getTitle();
+		Library library = createAnonymousLibrary(em);
+		String libraryName = library.getName();
+		library.getBooks().put(book.getTitle(), book);
+		commitTransaction();
+
+		// verify
+		if (!checkCache) {
+			reinitializeCachesAndEntityManager();
+		}
+
+		// Check whether the book as been allocated at the data base.
+		Book actualBook = findBookWithTitle(em, bookTitle);
+		assertNotNull("book", actualBook);
+		assertNotNull("Field Actual/Book.eContainer not set", actualBook.eContainer());
+		int containerFeatureID = ((InternalEObject) book).eContainerFeatureID();
+		int actualContainerFeatureID = ((InternalEObject) actualBook).eContainerFeatureID();
+		assertEquals("Containment Feature Id DB Book", containerFeatureID, actualContainerFeatureID);
+
+		Library actualLibrary = findLibraryWithName(em, libraryName);
+		assertNotNull("library missing", actualLibrary);
+
+		Book actualLibraryBook = actualLibrary.getBooks().get(bookTitle);
+		assertNotNull("book missing", actualLibraryBook);
+		assertEquals("book title", bookTitle, actualLibraryBook.getTitle());
+		assertEquals("Book Check", actualBook, actualLibraryBook);
+
+		// verify whether the field eContainer is set
+		assertNotNull("Field Library/Book.eContainer not set", actualLibraryBook.eContainer());
+		assertEquals("Containment Relationship", actualLibrary, actualLibraryBook.eContainer().eContainer());
+
+	}
+
+}