/*
*
* * Copyright 2015 Orient Technologies LTD (info(at)orientdb.com)
* *
* * 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.
* *
* * For more information: http://www.orientechnologies.com
*
*/
package com.orientechnologies.orient.core.sql;
import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.record.impl.ODocument;
import com.orientechnologies.orient.core.sql.query.OSQLSynchQuery;
import org.testng.Assert;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import java.util.List;
@Test
public class OCommandExecutorSQLCreateLinkTest {
private static String DB_STORAGE = "memory";
private static String DB_NAME = "OCommandExecutorSQLCreateLinkTest";
ODatabaseDocumentTx db;
@BeforeClass
public void beforeClass() throws Exception {
db = new ODatabaseDocumentTx(DB_STORAGE + ":" + DB_NAME);
db.create();
}
@AfterClass
public void afterClass() throws Exception {
if (db.isClosed()) {
db.open("admin", "admin");
}
db.close();
}
@Test
public void testBasic() throws Exception {
db.command(new OCommandSQL("create class Basic1")).execute();
db.command(new OCommandSQL("create class Basic2")).execute();
db.command(new OCommandSQL("insert into Basic1 set pk = 'pkb1_1', fk = 'pkb2_1'")).execute();
db.command(new OCommandSQL("insert into Basic1 set pk = 'pkb1_2', fk = 'pkb2_2'")).execute();
db.command(new OCommandSQL("insert into Basic2 set pk = 'pkb2_1'")).execute();
db.command(new OCommandSQL("insert into Basic2 set pk = 'pkb2_2'")).execute();
db.command(new OCommandSQL("CREATE LINK theLink type link FROM Basic1.fk TO Basic2.pk ")).execute();
List<ODocument> result = db.query(new OSQLSynchQuery<ODocument>("select pk, theLink.pk as other from Basic1 order by pk"));
Assert.assertEquals(result.size(), 2);
Object otherKey = result.get(0).field("other");
Assert.assertNotNull(otherKey);
Assert.assertEquals(otherKey, "pkb2_1");
otherKey = result.get(1).field("other");
Assert.assertEquals(otherKey, "pkb2_2");
}
@Test
public void testInverse() throws Exception {
db.command(new OCommandSQL("create class Inverse1")).execute();
db.command(new OCommandSQL("create class Inverse2")).execute();
db.command(new OCommandSQL("insert into Inverse1 set pk = 'pkb1_1', fk = 'pkb2_1'")).execute();
db.command(new OCommandSQL("insert into Inverse1 set pk = 'pkb1_2', fk = 'pkb2_2'")).execute();
db.command(new OCommandSQL("insert into Inverse1 set pk = 'pkb1_3', fk = 'pkb2_2'")).execute();
db.command(new OCommandSQL("insert into Inverse2 set pk = 'pkb2_1'")).execute();
db.command(new OCommandSQL("insert into Inverse2 set pk = 'pkb2_2'")).execute();
db.command(new OCommandSQL("CREATE LINK theLink TYPE LINKSET FROM Inverse1.fk TO Inverse2.pk INVERSE")).execute();
List<ODocument> result = db.query(new OSQLSynchQuery<ODocument>("select pk, theLink.pk as other from Inverse2 order by pk"));
Assert.assertEquals(result.size(), 2);
Object otherKeys = result.get(0).field("other");
Assert.assertNotNull(otherKeys);
Assert.assertTrue(otherKeys instanceof List);
Assert.assertEquals(((List)otherKeys).get(0), "pkb1_1");
otherKeys = result.get(1).field("other");
Assert.assertNotNull(otherKeys);
Assert.assertTrue(otherKeys instanceof List);
Assert.assertEquals(((List)otherKeys).size(), 2);
Assert.assertTrue(((List)otherKeys).contains("pkb1_2"));
Assert.assertTrue(((List)otherKeys).contains("pkb1_3"));
}
}