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* regarding copyright ownership. Some portions may be licensed
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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
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package org.teiid.translator.infinispan.hotrod;
import static org.junit.Assert.*;
import org.junit.Test;
import org.teiid.cdk.api.TranslationUtility;
import org.teiid.dqp.internal.datamgr.RuntimeMetadataImpl;
import org.teiid.language.Command;
import org.teiid.language.Select;
import org.teiid.language.Update;
import org.teiid.metadata.MetadataFactory;
import org.teiid.query.metadata.DDLStringVisitor;
import org.teiid.query.metadata.TransformationMetadata;
import org.teiid.translator.TranslatorException;
public class TestIckleConversionVisitor {
private IckleConversionVisitor helpExecute(String query, String expected) throws Exception {
MetadataFactory mf = TestProtobufMetadataProcessor.protoMatadata("tables.proto");
String ddl = DDLStringVisitor.getDDLString(mf.getSchema(), null, null);
//System.out.println(ddl);
return helpExecute(mf, query, expected);
}
private IckleConversionVisitor helpExecute(MetadataFactory mf, String query, String expected) throws Exception {
InfinispanExecutionFactory ef = new InfinispanExecutionFactory();
TransformationMetadata metadata = TestProtobufMetadataProcessor.getTransformationMetadata(mf, ef);
TranslationUtility utility = new TranslationUtility(metadata);
Select cmd = (Select)utility.parseCommand(query);
IckleConversionVisitor visitor = new IckleConversionVisitor(new RuntimeMetadataImpl(metadata), false);
visitor.visitNode(cmd);
if (!visitor.exceptions.isEmpty()) {
throw visitor.exceptions.get(0);
}
String actual = visitor.getQuery();
assertEquals(expected, actual);
return visitor;
}
private void helpUpdate(String query, String expected) throws Exception {
MetadataFactory mf = TestProtobufMetadataProcessor.protoMatadata("tables.proto");
//String ddl = DDLStringVisitor.getDDLString(mf.getSchema(), null, null);
helpUpdate(mf, query, expected);
}
private void helpUpdate(MetadataFactory mf, String query, String expected) throws Exception {
InfinispanExecutionFactory ef = new InfinispanExecutionFactory();
TransformationMetadata metadata = TestProtobufMetadataProcessor.getTransformationMetadata(mf, ef);
TranslationUtility utility = new TranslationUtility(metadata);
Command cmd = utility.parseCommand(query);
InfinispanUpdateVisitor visitor = new InfinispanUpdateVisitor(new RuntimeMetadataImpl(metadata));
visitor.append(cmd);
String actual = null;
if (cmd instanceof Update) {
actual = visitor.getUpdateQuery();
} else {
actual = visitor.getDeleteQuery();
}
assertEquals(expected, actual);
}
@Test
public void testSelectStar() throws Exception {
helpExecute("select * from model.G1",
"SELECT g1_0.e1, g1_0.e2, g1_0.e3, g1_0.e4, g1_0.e5 FROM pm1.G1 g1_0");
}
@Test
public void testProjection() throws Exception {
helpExecute("select e1, e2 from model.G1",
"SELECT g1_0.e1, g1_0.e2 FROM pm1.G1 g1_0");
}
@Test
public void testEqualityClause() throws Exception {
helpExecute("select * from model.G1 where e1 = 1",
"SELECT g1_0.e1, g1_0.e2, g1_0.e3, g1_0.e4, g1_0.e5 FROM pm1.G1 g1_0 WHERE g1_0.e1 = 1");
}
@Test
public void testEqualityClauseWithAlias() throws Exception {
helpExecute("select * from model.G1 as p where p.e1 = 1",
"SELECT p.e1, p.e2, p.e3, p.e4, p.e5 FROM pm1.G1 p WHERE p.e1 = 1");
}
@Test
public void testInClause() throws Exception {
helpExecute("select e1, e2 from model.G1 where e2 IN ('foo', 'bar')",
"SELECT g1_0.e1, g1_0.e2 FROM pm1.G1 g1_0 WHERE g1_0.e2 IN ('foo', 'bar')");
}
@Test
public void testAggregate() throws Exception {
helpExecute("select count(*) from model.G1", "SELECT COUNT(*) FROM pm1.G1 g1_0");
helpExecute("select sum(e1) from model.G1", "SELECT SUM(g1_0.e1) FROM pm1.G1 g1_0");
helpExecute("select min(e1) from model.G1", "SELECT MIN(g1_0.e1) FROM pm1.G1 g1_0");
}
@Test
public void testHaving() throws Exception {
helpExecute("select sum(e3) from model.G1 where e2 = '2' group by e1 having sum(e3) > 10",
"SELECT SUM(g1_0.e3) FROM pm1.G1 g1_0 WHERE g1_0.e2 = '2' GROUP BY g1_0.e1 HAVING SUM(g1_0.e3) > 10.0");
}
@Test
public void testOrderBy() throws Exception {
helpExecute("select e1, e2, e3 from model.G1 where e2 IN ('foo', 'bar') order by e3",
"SELECT g1_0.e1, g1_0.e2, g1_0.e3 FROM pm1.G1 g1_0 WHERE g1_0.e2 IN ('foo', 'bar') ORDER BY g1_0.e3");
}
@Test(expected=TranslatorException.class)
public void testOrderByOnNested() throws Exception {
helpExecute("select e1, e2 from model.G4 order by e1",
"FROM pm1.G2 g2_1 ORDER BY g2_1.g4.e1");
}
@Test
public void testUpdate() throws Exception {
helpUpdate("update G1 set e2='bar' where e1 = 1 and e2 = 'foo'",
"FROM pm1.G1 g1_0 WHERE g1_0.e1 = 1 AND g1_0.e2 = 'foo'");
helpUpdate("update G4 set e2='bar' where e1 = 1 and e2 = 'foo'",
"FROM pm1.G2 g2_1 WHERE g2_1.g4.e1 = 1 AND g2_1.g4.e2 = 'foo'");
}
@Test
public void testDelete() throws Exception {
helpUpdate("delete from G1",
"SELECT g1_0.e1 FROM pm1.G1 g1_0");
helpUpdate("delete from G1 where e1 > 1 or e2 = 'foo'",
"SELECT g1_0.e1 FROM pm1.G1 g1_0 WHERE g1_0.e1 > 1 OR g1_0.e2 = 'foo'");
helpUpdate("delete from G4 where e1 = 1 and e2 = 'foo'",
"FROM pm1.G2 g2_1 WHERE g2_1.g4.e1 = 1 AND g2_1.g4.e2 = 'foo'");
}
@Test
public void testIsNullClause() throws Exception {
helpExecute("select e1 from model.G1 where e2 IS NULL", "SELECT g1_0.e1 FROM pm1.G1 g1_0 WHERE g1_0.e2 IS NULL");
helpExecute("select e1 from model.G1 where e2 IS NOT NULL", "SELECT g1_0.e1 FROM pm1.G1 g1_0 WHERE g1_0.e2 IS NOT NULL");
}
@Test
public void testWithEmbeddedChild() throws Exception {
helpExecute("select * from model.G2", "FROM pm1.G2 g2_0");
helpExecute("select * from model.G2 as p", "FROM pm1.G2 p");
helpExecute("select * from model.G2 as p where g3_e1 = 2",
"FROM pm1.G2 p WHERE p.g3.e1 = 2");
}
@Test
public void testWithExternalChild() throws Exception {
helpExecute("select * from model.G4", "FROM pm1.G2 g2_1");
helpExecute("select * from model.G4 as p", "FROM pm1.G2 g2_0");
helpExecute("select * from model.G4 where G2_e1 = 2", "FROM pm1.G2 g2_1 WHERE g2_1.e1 = 2");
IckleConversionVisitor visitor = helpExecute("select * from model.G4 as p where p.G2_e1 = 2",
"FROM pm1.G2 g2_0 WHERE g2_0.e1 = 2");
assertArrayEquals(new String[] { "pm1.G2/pm1.G4/e1", "pm1.G2/pm1.G4/e2", "e1" },
visitor.getProjectedDocumentAttributes().toArray(new String[2]));
}
@Test
public void testJoins() throws Exception {
helpExecute("select g2.e1, g4.e1 from model.G2 g2 JOIN model.G4 g4 ON g2.e1 = g4.g2_e1",
"FROM pm1.G2 g2"); // where is not generated because both columns as one and same
helpExecute("select g2.e1, g4.e1 from model.G2 g2 JOIN model.G4 g4 ON g2.e1 = g4.g2_e1 "
+ "WHERE g2.e2 = 'foo' AND g4.e2 = 'bar'",
"FROM pm1.G2 g2 WHERE g2.e2 = 'foo' AND g2.g4.e2 = 'bar'");
}
}