1 files changed, 163 insertions, 0 deletions
diff --git a/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/test/java/org/apache/tuscany/das/rdb/test/OCCTests.java b/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/test/java/org/apache/tuscany/das/rdb/test/OCCTests.java
new file mode 100644
index 0000000000..00a417da8d
--- /dev/null
+++ b/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/test/java/org/apache/tuscany/das/rdb/test/OCCTests.java
@@ -0,0 +1,163 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.das.rdb.test;
+
+import java.sql.SQLException;
+
+import org.apache.tuscany.das.rdb.Command;
+import org.apache.tuscany.das.rdb.ConfigHelper;
+import org.apache.tuscany.das.rdb.DAS;
+import org.apache.tuscany.das.rdb.config.Config;
+import org.apache.tuscany.das.rdb.config.ConfigFactory;
+import org.apache.tuscany.das.rdb.exception.OptimisticConcurrencyException;
+import org.apache.tuscany.das.rdb.test.data.BookData;
+import org.apache.tuscany.das.rdb.test.data.CustomerData;
+import org.apache.tuscany.das.rdb.test.framework.DasTest;
+
+import commonj.sdo.DataObject;
+
+public class OCCTests extends DasTest {
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        new BookData(getAutoConnection()).refresh();
+        new CustomerData(getAutoConnection()).refresh();
+    }
+
+    public void testAutomaticOCC() throws SQLException {
+        DAS das = DAS.FACTORY.createDAS(getConnection());
+        // Read customer with particular ID
+        Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
+        DataObject root = select.executeQuery();
+
+        // Explicitly update the DB to force a collision
+        Command update = das.createCommand("update CUSTOMER set LASTNAME = 'Smith' where ID = 1");
+        update.execute();
+        
+        DataObject customer = root.getDataObject("CUSTOMER[1]");
+
+        // Modify customer
+        customer.set("LASTNAME", "Pavick");
+
+        // Build apply changes command
+        try {
+            das.applyChanges(root);
+            fail("An OCCException should be thrown");
+        } catch (OptimisticConcurrencyException ex) {
+            if (!ex.getMessage().equals("An update collision occurred")) {
+                throw ex;
+            }
+        }
+      
+    }
+    
+    public void testSimpleOCC() throws SQLException  {
+
+        DAS das = DAS.FACTORY.createDAS(getConfig("BooksConfig.xml"), getConnection());
+        // Read a book instance
+        Command select = das.getCommand("select book 1");
+        DataObject root = select.executeQuery();
+        DataObject book = root.getDataObject("BOOK[1]");
+        // Change a field to mark the instance 'dirty'
+        book.setInt("QUANTITY", 2);
+
+        // Explicitly change OCC column in database to force collision
+        Command update = das.getCommand("update book 1");
+        update.setParameter(1, new Integer(100));
+        update.execute();
+
+        // Try to apply changes and catch the expected An update collision occurred
+        try {
+            das.applyChanges(root);
+            fail("An OCCException should be thrown");
+        } catch (OptimisticConcurrencyException ex) {
+            if (!ex.getMessage().equals("An update collision occurred")) {
+                throw ex;
+            }
+        }
+    }
+
+    public void testManagedOCC() throws SQLException  {
+        DAS das = DAS.FACTORY.createDAS(getConfig("ManagedBooksConfig.xml"), getConnection());
+        Command select = das.getCommand("select book 1");
+        DataObject root = select.executeQuery();
+        DataObject book = root.getDataObject("BOOK[1]");
+        // Change a field to mark the instance 'dirty'
+        book.setInt("QUANTITY", 2);
+        int occValue = book.getInt("OCC");
+        das.applyChanges(root);
+
+        root = select.executeQuery();
+        book = root.getDataObject("BOOK[1]");
+        assertEquals(occValue + 1, book.getInt("OCC"));
+    }
+
+    public void testManagedOCCFailure() throws SQLException  {
+        DAS das = DAS.FACTORY.createDAS(getConfig("ManagedBooksConfig.xml"), getConnection());
+        // Read a book instance
+        Command select = das.getCommand("select book 1");
+        DataObject root = select.executeQuery();
+        DataObject book = root.getDataObject("BOOK[1]");
+        // Change a field to mark the instance 'dirty'
+        book.setInt("QUANTITY", 2);
+
+        DAS das2 = DAS.FACTORY.createDAS(getConfig("ManagedBooksConfig.xml"), getConnection());
+        // Read a book instance
+        Command select2 = das2.getCommand("select book 1");
+        DataObject root2 = select2.executeQuery();
+        DataObject book2 = root2.getDataObject("BOOK[1]");
+        // Change a field to mark the instance 'dirty'
+        book2.setInt("QUANTITY", 5);
+        das2.applyChanges(root2);
+
+        // Try to apply changes and catch the expecetd An update collision occurred
+        try {
+            das.applyChanges(root);
+            fail("An OCCException should be thrown");
+        } catch (OptimisticConcurrencyException ex) {
+            if (!ex.getMessage().equals("An update collision occurred")) {
+                throw ex;
+            }
+        }
+    }
+
+    public void testProvidedConfig() throws SQLException  {
+        // Create config programmatically
+        Config config = ConfigFactory.INSTANCE.createConfig();
+        ConfigHelper helper = new ConfigHelper(config);
+        helper.addPrimaryKey("BOOK.BOOK_ID");
+        DAS das = DAS.FACTORY.createDAS(helper.getConfig(), getConnection());
+
+        // Read a book instance
+        Command select = das.createCommand("SELECT * FROM BOOK WHERE BOOK_ID = 1");
+        DataObject root = select.executeQuery();
+        DataObject book = root.getDataObject("BOOK[1]");
+        // Change a field to mark the instance 'dirty'
+        book.setInt("QUANTITY", 2);
+
+        // Flush the change
+
+        das.applyChanges(root);
+
+        // Verify
+        root = select.executeQuery();
+        book = root.getDataObject("BOOK[1]");
+        assertEquals(2, book.getInt("QUANTITY"));
+    }
+}