/*
* Copyright 2011, Mysema Ltd
*
* 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.
*/
package com.mysema.query.sql;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import com.mysema.query.QueryFlag;
import com.mysema.query.types.ConstantImpl;
import com.mysema.query.types.Operation;
import com.mysema.query.types.OperationImpl;
import com.mysema.query.types.expr.SimpleExpression;
import com.mysema.query.types.path.NumberPath;
import com.mysema.query.types.template.SimpleTemplate;
public class OracleTemplatesTest extends AbstractSQLTemplatesTest{
@Override
protected SQLTemplates createTemplates() {
return new OracleTemplates();
}
@Override
@SuppressWarnings("unchecked")
@Test
public void Union() {
SimpleExpression<Integer> one = SimpleTemplate.create(Integer.class,"1");
SimpleExpression<Integer> two = SimpleTemplate.create(Integer.class,"2");
SimpleExpression<Integer> three = SimpleTemplate.create(Integer.class,"3");
NumberPath<Integer> col1 = new NumberPath<Integer>(Integer.class,"col1");
Union union = query.union(
sq().unique(one.as(col1)),
sq().unique(two),
sq().unique(three));
assertEquals(
"(select 1 col1 from dual)\n" +
"union\n" +
"(select 2 from dual)\n" +
"union\n" +
"(select 3 from dual)", union.toString());
}
@Test
public void Modifiers() {
query.from(survey1).limit(5).offset(3);
query.getMetadata().addProjection(survey1.id);
assertEquals("select * from ( " +
"select a.*, rownum rn from ( " +
"select survey1.ID from SURVEY survey1 ) " +
"a) " +
"where rn > 3 and rownum <= 5", query.toString());
}
@Test
public void Modifiers2() {
query.from(survey1).limit(5).offset(3);
query.getMetadata().addProjection(survey1.id);
query.getMetadata().addFlag(new QueryFlag(QueryFlag.Position.AFTER_PROJECTION, ", count(*) over() "));
assertEquals("select * from ( " +
"select a.*, rownum rn from ( " +
"select survey1.ID, count(*) over() from SURVEY survey1 ) " +
"a) " +
"where rn > 3 and rownum <= 5", query.toString());
}
@Test
public void NextVal() {
Operation<String> nextval = OperationImpl.create(String.class, SQLOps.NEXTVAL, ConstantImpl.create("myseq"));
assertEquals("myseq.nextval", new SQLSerializer(new Configuration(new OracleTemplates())).handle(nextval).toString());
}
}