Fixes HHH-10800 - InformixDialect: add support for current_timestamp() and current_date()

This commit is contained in:
Gabriel Belingueres 2016-07-14 10:13:32 -03:00 committed by Vlad Mihalcea
parent e814eb930b
commit 5e82c2e414
3 changed files with 129 additions and 48 deletions

View File

@ -10,6 +10,7 @@ import java.sql.SQLException;
import java.sql.Types;
import java.util.Locale;
import org.hibernate.dialect.function.NoArgSQLFunction;
import org.hibernate.dialect.function.NvlFunction;
import org.hibernate.dialect.function.SQLFunctionTemplate;
import org.hibernate.dialect.function.VarArgsSQLFunction;
@ -78,6 +79,8 @@ public class InformixDialect extends Dialect {
registerFunction( "substr", new SQLFunctionTemplate( StandardBasicTypes.STRING, "substr(?1, ?2, ?3)"));
registerFunction( "coalesce", new NvlFunction());
registerFunction( "nvl", new NvlFunction());
registerFunction( "current_timestamp", new NoArgSQLFunction( "current", StandardBasicTypes.TIMESTAMP, false ) );
registerFunction( "current_date", new NoArgSQLFunction( "today", StandardBasicTypes.DATE, false ) );
uniqueDelegate = new InformixUniqueDelegate( this );
}

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@ -6,6 +6,16 @@
*/
package org.hibernate.dialect;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.hibernate.dialect.function.SQLFunction;
import org.hibernate.engine.spi.Mapping;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.Type;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseUnitTestCase;
import org.junit.Test;
@ -13,22 +23,55 @@ import org.junit.Test;
import static org.junit.Assert.assertEquals;
/**
* Testing of patched support for Informix boolean type; see HHH-9894
* Testing of patched support for Informix boolean type; see HHH-9894, HHH-10800
*
* @author Greg Jones
*/
@TestForIssue( jiraKey = "HHH-9894" )
public class InformixDialectTestCase extends BaseUnitTestCase {
private final InformixDialect dialect = new InformixDialect();
@Test
@TestForIssue(jiraKey = "HHH-9894")
public void testToBooleanValueStringTrue() {
assertEquals( "'t'", dialect.toBooleanValueString( true ) );
}
@Test
@TestForIssue(jiraKey = "HHH-9894")
public void testToBooleanValueStringFalse() {
assertEquals( "'f'", dialect.toBooleanValueString( false ) );
}
@Test
@TestForIssue(jiraKey = "HHH-10800")
public void testCurrentTimestampFunction() {
Map<String, SQLFunction> functions = dialect.getFunctions();
SQLFunction sqlFunction = functions.get( "current_timestamp" );
Type firstArgumentType = null;
Mapping mapping = null;
assertEquals( StandardBasicTypes.TIMESTAMP, sqlFunction.getReturnType( firstArgumentType, mapping ) );
firstArgumentType = null;
List arguments = Collections.emptyList();
SessionFactoryImplementor factory = null;
assertEquals( "current", sqlFunction.render( firstArgumentType, arguments, factory ) );
}
@Test
@TestForIssue(jiraKey = "HHH-10800")
public void testCurrentDateFunction() {
Map<String, SQLFunction> functions = dialect.getFunctions();
SQLFunction sqlFunction = functions.get( "current_date" );
Type firstArgumentType = null;
Mapping mapping = null;
assertEquals( StandardBasicTypes.DATE, sqlFunction.getReturnType( firstArgumentType, mapping ) );
firstArgumentType = null;
List arguments = Collections.emptyList();
SessionFactoryImplementor factory = null;
assertEquals( "today", sqlFunction.render( firstArgumentType, arguments, factory ) );
}
}

View File

@ -1,12 +1,13 @@
package org.hibernate.engine.query;
import java.sql.Timestamp;
import java.util.Calendar;
import java.util.Date;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.dialect.InformixDialect;
import org.hibernate.testing.RequiresDialect;
@ -14,7 +15,10 @@ import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Test;
import static org.hibernate.testing.transaction.TransactionUtil.doInHibernate;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
* @author Vlad Mihalcea
@ -26,26 +30,18 @@ public class InformixFunctionTest extends BaseCoreFunctionalTestCase {
@Override
protected void prepareTest() throws Exception {
Session s = openSession();
try {
Transaction transaction = s.beginTransaction();
doInHibernate( this::sessionFactory, session -> {
event = new Event();
event.country = "Romania";
event.city = "Cluj-Napoca";
s.persist( event );
transaction.commit();
}
finally {
s.close();
}
session.persist( event );
} );
}
@Test
@TestForIssue( jiraKey = "HHH-10846" )
public void testConcat() throws Exception {
Session s = openSession();
try {
s.beginTransaction();
doInHibernate( this::sessionFactory, session -> {
String location = (String) session.createQuery(
"select concat(e.country, ' - ', e.city) " +
"from Event e " +
@ -53,20 +49,13 @@ public class InformixFunctionTest extends BaseCoreFunctionalTestCase {
.setParameter( "id", event.id )
.getSingleResult();
assertEquals( "Romania - Cluj-Napoca", location);
s.getTransaction().commit();
}
finally {
s.close();
}
} );
}
@Test
@TestForIssue( jiraKey = "HHH-10846" )
public void testSubstring() throws Exception {
Session s = openSession();
try {
s.beginTransaction();
doInHibernate( this::sessionFactory, session -> {
String location = (String) session.createQuery(
"select substring(e.city, 0, 5) " +
"from Event e " +
@ -74,20 +63,13 @@ public class InformixFunctionTest extends BaseCoreFunctionalTestCase {
.setParameter( "id", event.id )
.getSingleResult();
assertEquals( "Cluj", location);
s.getTransaction().commit();
}
finally {
s.close();
}
} );
}
@Test
@TestForIssue( jiraKey = "HHH-10846" )
public void testSubstr() throws Exception {
Session s = openSession();
try {
s.beginTransaction();
doInHibernate( this::sessionFactory, session -> {
String location = (String) session.createQuery(
"select substr(e.city, 0, 4) " +
"from Event e " +
@ -95,20 +77,13 @@ public class InformixFunctionTest extends BaseCoreFunctionalTestCase {
.setParameter( "id", event.id )
.getSingleResult();
assertEquals( "Cluj", location);
s.getTransaction().commit();
}
finally {
s.close();
}
} );
}
@Test
@TestForIssue( jiraKey = "HHH-10846" )
public void testCoalesceAndNvl() throws Exception {
Session s = openSession();
try {
s.beginTransaction();
doInHibernate( this::sessionFactory, session -> {
String location = (String) session.createQuery(
"select coalesce(e.district, 'N/A') " +
"from Event e " +
@ -124,12 +99,72 @@ public class InformixFunctionTest extends BaseCoreFunctionalTestCase {
.setParameter( "id", event.id )
.getSingleResult();
assertEquals( "N/A", location);
} );
}
s.getTransaction().commit();
}
finally {
s.close();
}
@Test
@TestForIssue( jiraKey = "HHH-10800" )
public void testCurrentDate() throws Exception {
doInHibernate( this::sessionFactory, session -> {
Date date = (Date) session.createQuery(
"select current_date() " +
"from Event e " +
"where e.id = :id")
.setParameter( "id", event.id )
.getSingleResult();
assertNotNull( date );
assertTrue( date.getTime() > 0 );
Calendar resultCalendar = Calendar.getInstance();
resultCalendar.setTime(date);
assertEquals( 0, todayCalendar().compareTo(resultCalendar) );
} );
}
@Test
@TestForIssue( jiraKey = "HHH-10800" )
public void testCurrentTimestamp() throws Exception {
doInHibernate( this::sessionFactory, session -> {
int tries = 2;
while ( tries-- > 0 ) {
Timestamp timestamp = (Timestamp) session.createQuery(
"select current_timestamp() " +
"from Event e " +
"where e.id = :id" )
.setParameter( "id", event.id )
.getSingleResult();
assertNotNull( timestamp );
assertTrue( timestamp != null && timestamp.getTime() > 0 );
Calendar resultCalendar = Calendar.getInstance();
resultCalendar.setTime( timestamp );
long millis = resultCalendar.getTime().getTime() - todayCalendar().getTime().getTime();
if(millis == 0) {
//What are the odds that ou've run this test exactly at midnight?
try {
Thread.sleep( 1000 );
}
catch ( InterruptedException ignore ) {}
continue;
}
assertTrue( millis > 0 );
}
} );
}
private Calendar todayCalendar() {
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.HOUR_OF_DAY, 0);
calendar.set(Calendar.MINUTE, 0);
calendar.set(Calendar.SECOND, 0);
calendar.set(Calendar.MILLISECOND, 0);
return calendar;
}
@Override