diff options
Diffstat (limited to 'das-java/branches/das-java-beta1/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java')
-rw-r--r-- | das-java/branches/das-java-beta1/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/das-java/branches/das-java-beta1/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java b/das-java/branches/das-java-beta1/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java new file mode 100644 index 0000000000..2c2eb95e40 --- /dev/null +++ b/das-java/branches/das-java-beta1/rdb/src/test/java/org/apache/tuscany/das/rdb/test/RelationshipTests.java @@ -0,0 +1,241 @@ +/* + * 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.Relationship; +import org.apache.tuscany.das.rdb.test.data.CompanyData; +import org.apache.tuscany.das.rdb.test.data.CompanyEmpData; +import org.apache.tuscany.das.rdb.test.data.CustomerData; +import org.apache.tuscany.das.rdb.test.data.DepEmpData; +import org.apache.tuscany.das.rdb.test.data.DepartmentData; +import org.apache.tuscany.das.rdb.test.data.EmployeeData; +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(); + + new CompanyData(getAutoConnection()).refresh(); + new EmployeeData(getAutoConnection()).refresh(); + new DepartmentData(getAutoConnection()).refresh(); + new CompanyEmpData(getAutoConnection()).refresh(); + new DepEmpData(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"; + + DAS das = DAS.FACTORY.createDAS(getConfig("customerOrderRelationshipMapping.xml"), getConnection()); + // Read some customers and related orders + Command select = das.createCommand(statement); + + DataObject root = select.executeQuery(); + DataObject customer = root.getDataObject("CUSTOMER[1]"); + + assertEquals(2, customer.getList("orders").size()); + + } + + /** + * Same as above except uses xml file for relationhip and key information. + * Employs CUD generation. + */ + public void testRelationshipModification2() throws Exception { + + DAS das = DAS.FACTORY.createDAS(getConfig("basicCustomerOrderMapping.xml"), getConnection()); + // Read some customers and related orders + Command select = das + .createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_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 = Integer.valueOf(cust1.getList("orders").size()); + Integer cust2OrderCount = Integer.valueOf(cust2.getList("orders").size()); + + // Move an order to cust1 from cust2 + DataObject order = (DataObject) cust2.getList("orders").get(0); + cust1.getList("orders").add(order); + + // Flush changes + das.applyChanges(root); + + // verify cust1 relationship updates + select = das + .createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON " + + "CUSTOMER.ID = ANORDER.CUSTOMER_ID where CUSTOMER.ID = ?"); + select.setParameter(1, cust1ID); + + root = select.executeQuery(); + assertEquals(cust1OrderCount.intValue() + 1, root.getList("CUSTOMER[1]/orders").size()); + + // verify cust2 relationship updates + select.setParameter(1, cust2ID); + root = select.executeQuery(); + assertEquals(cust2OrderCount.intValue() - 1, root.getList("CUSTOMER[1]/orders").size()); + + } + + /** + * This scenario uses union to simmulate full outer join + * The resulted graph will have departments without employees, and employees without departments + * And this testcase will modify the relationship between these entities and assign the employees to the department + * + * @throws Exception + */ + public void testSimulateFullOuterJoinRelationshipModification() throws Exception { + + DAS das = DAS.FACTORY.createDAS(getConfig("companyMappingWithResultDescriptor.xml"), getConnection()); + // Read some customers and related orders + + Command select = das.getCommand("testFullOuterJoinRelationship"); + DataObject root = select.executeQuery(); + + DataObject department = root.getDataObject("DEPARTMENT[NAME='New Technologies']"); //department with no employees + + DataObject emp1 = root.getDataObject("EMPLOYEE[NAME='Mary Smith']"); //employee not assgned to department + DataObject emp2 = root.getDataObject("EMPLOYEE[NAME='John Smith']"); //employee not assgned to department + + department.getList("employees").add(emp1); + department.getList("employees").add(emp2); + + das.applyChanges(root); + + //verify cust1 relationship updates + select = das.getCommand("testEmployeesFromDepartment"); + select.setParameter(1, "New Technologies" ); + + root = select.executeQuery(); + assertEquals(2, root.getDataObject("DEPARTMENT[NAME='New Technologies']").getList("employees").size()); + + + + } + + public void testFKBehavior() throws SQLException { + + DAS das = DAS.FACTORY.createDAS(getConfig("basicCustomerOrderMapping.xml"), getConnection()); + // Read some customers and related orders + Command select = das + .createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_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"); + + // Move an order to cust1 from cust2 + DataObject order = (DataObject) cust2.getList("orders").get(0); + cust1.getList("orders").add(order); + order.setInt("CUSTOMER_ID", cust1ID); + + try { + das.applyChanges(root); + fail("An exception should be thrown"); + } catch (RuntimeException ex) { + assertEquals("Foreign key properties should not be set when the corresponding relationship has changed", ex.getMessage()); + } + + } + + public void testFKBehavior2() throws SQLException { + DAS das = DAS.FACTORY.createDAS(getConfig("basicCustomerOrderMapping.xml"), getConnection()); + // Read some customers and related orders + Command select = das + .createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID"); + + DataObject root = select.executeQuery(); + + DataObject cust1 = root.getDataObject("CUSTOMER[1]"); + + // Save IDs + Integer cust1ID = (Integer) cust1.get("ID"); + + // Move an order to cust1 from cust2 + DataObject order = root.createDataObject("ANORDER"); + order.setInt("ID", 500); + order.setInt("CUSTOMER_ID", cust1ID); + cust1.getList("orders").add(order); + + try { + das.applyChanges(root); + fail("An exception should be thrown"); + } catch (RuntimeException ex) { + assertEquals("Foreign key properties should not be set when the corresponding relationship has changed", ex.getMessage()); + } + } + + public void testInvalidFKColumn() throws SQLException { + ConfigHelper helper = new ConfigHelper(); + Relationship r = helper.addRelationship("CUSTOMER.ID", "ANORDER.CUSTOMER_ID_INVALID"); + r.setName("orders"); + + + DAS das = DAS.FACTORY.createDAS(helper.getConfig(), getConnection()); + Command select = das.createCommand("select * from CUSTOMER left join ANORDER " + + "ON CUSTOMER.ID = ANORDER.CUSTOMER_ID"); + + DataObject root = select.executeQuery(); + DataObject cust1 = root.getDataObject("CUSTOMER[1]"); + DataObject order = root.createDataObject("ANORDER"); + order.setInt("ID", 500); + cust1.getList("orders").add(order); + try { + das.applyChanges(root); + } catch (RuntimeException ex) { + assertEquals("Invalid foreign key column: CUSTOMER_ID_INVALID", ex.getMessage()); + } + } + +} |