/*
* 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
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*/
package org.apache.openjpa.jdbc.meta;
import org.apache.openjpa.jdbc.schema.Table;
import org.apache.openjpa.jdbc.schema.Column;
import org.apache.openjpa.jdbc.conf.JDBCConfiguration;
import org.apache.openjpa.jdbc.conf.JDBCConfigurationImpl;
import junit.framework.TestCase;
public class TestMappingDefaultsImpl extends TestCase {
public void setUp() {
}
/**
* For databases that accept only short column names, test avoidance of
* duplicate column names when populating the table with long column names.
*/
public void testPopulateWithLongColumnNames() {
MappingDefaultsImpl mapping = new MappingDefaultsImpl();
JDBCConfiguration conf = new JDBCConfigurationImpl(false, false);
conf.setDBDictionary("oracle");
mapping.setConfiguration(conf);
Table table = new Table("testtable", null);
Column[] cols = new Column[3];
cols[0] = new
Column("longnamelongnamelongnamelongnamelongnamelongname1", null);
cols[1] = new
Column("longnamelongnamelongnamelongnamelongnamelongname2", null);
cols[2] = new
Column("longnamelongnamelongnamelongnamelongnamelongname3", null);
MappingRepository mr = new MappingRepository();
mr.setConfiguration(conf);
Version version = new Version(new ClassMapping(String.class,mr));
mapping.populateColumns(version, table, cols);
assertFalse("column names are conflicted : " + cols[0].getName(),
cols[0].getName().equals(cols[1].getName()));
assertFalse("column names are conflicted : " + cols[0].getName(),
cols[0].getName().equals(cols[2].getName()));
assertFalse("column names are conflicted : " + cols[1].getName(),
cols[1].getName().equals(cols[2].getName()));
}
}