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* 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
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*
* 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
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* KIND, either express or implied. See the License for the
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package org.apache.cayenne.access.trans;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.apache.cayenne.dba.DbAdapter;
import org.apache.cayenne.dba.JdbcAdapter;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.query.DeleteBatchQuery;
import org.apache.cayenne.testdo.locking.SimpleLockingTestEntity;
import org.apache.cayenne.unit.LockingCase;
/**
*/
public class DeleteBatchQueryBuilderTest extends LockingCase {
public void testConstructor() throws Exception {
DbAdapter adapter = new JdbcAdapter();
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
assertSame(adapter, builder.getAdapter());
}
public void testCreateSqlString() throws Exception {
DbEntity entity = getDomain().getEntityResolver().lookupObjEntity(
SimpleLockingTestEntity.class).getDbEntity();
List idAttributes = Collections.singletonList(entity
.getAttribute("LOCKING_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(entity, idAttributes, null, 1);
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(new JdbcAdapter());
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals(
"DELETE FROM " + entity.getName() + " WHERE LOCKING_TEST_ID = ?",
generatedSql);
}
public void testCreateSqlStringWithNulls() throws Exception {
DbEntity entity = getDomain().getEntityResolver().lookupObjEntity(
SimpleLockingTestEntity.class).getDbEntity();
List idAttributes = Arrays.asList(entity.getAttribute("LOCKING_TEST_ID"), entity
.getAttribute("NAME"));
Collection nullAttributes = Collections.singleton("NAME");
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(
entity,
idAttributes,
nullAttributes,
1);
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(new JdbcAdapter());
String generatedSql = builder.createSqlString(deleteQuery);
assertNotNull(generatedSql);
assertEquals("DELETE FROM "
+ entity.getName()
+ " WHERE LOCKING_TEST_ID = ? AND NAME IS NULL", generatedSql);
}
public void testCreateSqlStringWithIdentifiersQuote() throws Exception {
DbEntity entity = getDomain().getEntityResolver().lookupObjEntity(
SimpleLockingTestEntity.class).getDbEntity();
try {
entity.getDataMap().setQuotingSQLIdentifiers(true);
List idAttributes = Collections.singletonList(entity
.getAttribute("LOCKING_TEST_ID"));
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(
entity,
idAttributes,
null,
1);
JdbcAdapter adapter = (JdbcAdapter) getAccessStackAdapter().getAdapter();
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
String charStart = adapter.getIdentifiersStartQuote();
String charEnd = adapter.getIdentifiersEndQuote();
assertNotNull(generatedSql);
assertEquals("DELETE FROM "
+ charStart
+ entity.getName()
+ charEnd
+ " WHERE "
+ charStart
+ "LOCKING_TEST_ID"
+ charEnd
+ " = ?", generatedSql);
}
finally {
entity.getDataMap().setQuotingSQLIdentifiers(false);
}
}
public void testCreateSqlStringWithNullsWithIdentifiersQuote() throws Exception {
DbEntity entity = getDomain().getEntityResolver().lookupObjEntity(
SimpleLockingTestEntity.class).getDbEntity();
try {
entity.getDataMap().setQuotingSQLIdentifiers(true);
List idAttributes = Arrays.asList(
entity.getAttribute("LOCKING_TEST_ID"),
entity.getAttribute("NAME"));
Collection nullAttributes = Collections.singleton("NAME");
DeleteBatchQuery deleteQuery = new DeleteBatchQuery(
entity,
idAttributes,
nullAttributes,
1);
JdbcAdapter adapter = (JdbcAdapter) getAccessStackAdapter().getAdapter();
DeleteBatchQueryBuilder builder = new DeleteBatchQueryBuilder(adapter);
String generatedSql = builder.createSqlString(deleteQuery);
String charStart = adapter.getIdentifiersStartQuote();
String charEnd = adapter.getIdentifiersEndQuote();
assertNotNull(generatedSql);
assertEquals("DELETE FROM "
+ charStart
+ entity.getName()
+ charEnd
+ " WHERE "
+ charStart
+ "LOCKING_TEST_ID"
+ charEnd
+ " = ? AND "
+ charStart
+ "NAME"
+ charEnd
+ " IS NULL", generatedSql);
}
finally {
entity.getDataMap().setQuotingSQLIdentifiers(false);
}
}
}