1 files changed, 195 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java b/sca-java-1.x/tags/java-stable-20060304/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java
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@@ -0,0 +1,195 @@
+/**
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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 org.apache.tuscany.das.rdb.ApplyChangesCommand;
+import org.apache.tuscany.das.rdb.Command;
+import org.apache.tuscany.das.rdb.SDODataTypes;
+import org.apache.tuscany.das.rdb.test.data.CustomerData;
+import org.apache.tuscany.das.rdb.test.data.OrderData;
+import org.apache.tuscany.das.rdb.test.framework.DasTest;
+
+import commonj.sdo.DataObject;
+
+
+public class RelationshipTests extends DasTest {
+
+	protected void setUp() throws Exception {
+		super.setUp();
+		
+		new CustomerData(getAutoConnection()).refresh();
+		new OrderData(getAutoConnection()).refresh();
+
+	}
+
+	protected void tearDown() throws Exception {
+		super.tearDown();
+	}
+
+	/**
+	 * Test ability to read a compound graph
+	 */
+	public void testRead() throws Exception {
+
+		String statement = "SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID WHERE CUSTOMER.ID = 1";
+
+		// Read some customers and related orders
+		Command select = Command.FACTORY.createCommand(statement, getConfig("customerOrderRelationshipMapping.xml"));
+		select.setConnection(getConnection());
+
+		DataObject root = select.executeQuery();
+		DataObject customer = root.getDataObject("CUSTOMER[1]");
+
+		assertEquals(2, customer.getList("orders").size());
+
+	}
+
+	/**
+	 * Test ability to extract and flush relationhip changes from the change
+	 * history
+	 */
+	public void testRelationshipModification() throws Exception {
+
+		// Read some customers and related orders
+		Command select = Command.FACTORY
+				.createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID");
+		select.setConnection(getConnection());
+
+		// Set minimum metadata necessary to describe relationship
+		// Maybe something like this ...
+		select.addRelationship("CUSTOMER.ID", "ANORDER.CUSTOMER_ID");
+		select.addPrimaryKey("CUSTOMER.ID");
+		select.addPrimaryKey("ANORDER.ID");
+
+		DataObject root = select.executeQuery();
+
+		DataObject cust1 = root.getDataObject("CUSTOMER[1]");
+		DataObject cust2 = root.getDataObject("CUSTOMER[2]");
+
+		// Save IDs
+		Integer cust1ID = (Integer) cust1.get("ID");
+		Integer cust2ID = (Integer) cust2.get("ID");
+		// save order count
+		Integer cust1OrderCount = new Integer(cust1.getList("ANORDER").size());
+		Integer cust2OrderCount = new Integer(cust2.getList("ANORDER").size());
+
+		// Move an order to cust1 from cust2
+		DataObject order = (DataObject) cust2.getList("ANORDER").get(0);
+		cust1.getList("ANORDER").add(order);
+
+		// Build apply changes command
+		ApplyChangesCommand apply = Command.FACTORY
+				.createApplyChangesCommand();
+		apply.setConnection(getConnection());
+
+		// Manually create and add commands
+		Command update = Command.FACTORY
+				.createCommand("update ANORDER set CUSTOMER_ID = :CUSTOMER_ID where ID = :ID");
+		update.addParameter("CUSTOMER_ID", SDODataTypes.INTEGER);
+		update.addParameter("ID", SDODataTypes.INTEGER);
+		update.addRelationship("CUSTOMER.ID", "ANORDER.CUSTOMER_ID");
+		update.addPrimaryKey("CUSTOMER.ID");
+		update.addPrimaryKey("ANORDER.ID");
+		apply.addUpdateCommand(order.getType(), update);
+
+		// Flush changes
+		apply.execute(root);
+
+		// verify cust1 relationship updates
+		select = Command.FACTORY
+				.createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID where CUSTOMER.ID = :ID");
+		select.setConnection(getConnection());
+		select.setParameterValue("ID", cust1ID);
+
+		select.addRelationship("CUSTOMER.ID", "ANORDER.CUSTOMER_ID");
+		select.addPrimaryKey("CUSTOMER.ID");
+		select.addPrimaryKey("ANORDER.ID");
+		root = select.executeQuery();
+
+		assertEquals(cust1OrderCount.intValue() + 1, root.getList(
+				"CUSTOMER[1]/ANORDER").size());
+
+		// verify cust2 relationship updates
+		select.setParameterValue("ID", cust2ID);
+		root = select.executeQuery();
+
+		assertEquals(cust2OrderCount.intValue() - 1, root.getList(
+				"CUSTOMER[1]/ANORDER").size());
+
+	}
+
+	/**
+	 * Same as above except uses xml file for relationhip and key information.
+	 * Employs CUD generation.
+	 */
+	public void testRelationshipModification2() throws Exception {
+
+		// Read some customers and related orders
+		Command select = Command.FACTORY
+				.createCommand(
+						"SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID", getConfig("basicCustomerOrderMapping.xml"));
+		select.setConnection(getConnection());
+
+		DataObject root = select.executeQuery();
+
+		DataObject cust1 = root.getDataObject("CUSTOMER[1]");
+		DataObject cust2 = root.getDataObject("CUSTOMER[2]");
+
+		// Save IDs
+		Integer cust1ID = (Integer) cust1.get("ID");
+		Integer cust2ID = (Integer) cust2.get("ID");
+		// save order count
+		Integer cust1OrderCount = new Integer(cust1.getList("orders").size());
+		Integer cust2OrderCount = new Integer(cust2.getList("orders").size());
+
+		// Move an order to cust1 from cust2
+		DataObject order = (DataObject) cust2.getList("orders").get(0);
+		cust1.getList("orders").add(order);
+		
+		// Build apply changes command
+		ApplyChangesCommand apply = Command.FACTORY.createApplyChangesCommand(getConfig("basicCustomerOrderMapping.xml"));
+		apply.setConnection(getConnection());
+
+		// Flush changes
+		apply.execute(root);
+
+		// verify cust1 relationship updates
+		select = Command.FACTORY
+				.createCommand(
+						"SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID where CUSTOMER.ID = :ID",
+						getConfig("basicCustomerOrderMapping.xml"));
+		select.setConnection(getConnection());
+		select.setParameterValue("ID", cust1ID);
+
+		root = select.executeQuery();
+		assertEquals(cust1OrderCount.intValue() + 1, root.getList(
+				"CUSTOMER[1]/orders").size());
+
+		// verify cust2 relationship updates
+		select.setParameterValue("ID", cust2ID);
+		root = select.executeQuery();
+		assertEquals(cust2OrderCount.intValue() - 1, root.getList(
+				"CUSTOMER[1]/orders").size());
+
+	}
+
+}