/*
* Copyright 2012 the original author or authors.
*
* 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 org.springframework.batch.item.database.support;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
/**
* @author Thomas Risberg
* @author Michael Minella
*/
public class OraclePagingQueryProviderTests extends AbstractSqlPagingQueryProviderTests {
public OraclePagingQueryProviderTests() {
pagingQueryProvider = new OraclePagingQueryProvider();
}
@Test
@Override
public void testGenerateFirstPageQuery() {
String sql = "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 ORDER BY id ASC) WHERE ROWNUM <= 100";
String s = pagingQueryProvider.generateFirstPageQuery(pageSize);
assertEquals(sql, s);
pagingQueryProvider.setWhereClause("");
String sql2 = "SELECT * FROM (SELECT id, name, age FROM foo ORDER BY id ASC) WHERE ROWNUM <= 100";
String s2 = pagingQueryProvider.generateFirstPageQuery(pageSize);
assertEquals(sql2, s2);
}
@Test @Override
public void testGenerateRemainingPagesQuery() {
String sql = "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 ORDER BY id ASC) WHERE ROWNUM <= 100 AND ((id > ?))";
String s = pagingQueryProvider.generateRemainingPagesQuery(pageSize);
assertEquals(sql, s);
}
@Test @Override
public void testGenerateJumpToItemQuery() {
String sql = "SELECT id FROM (SELECT id, ROWNUM as TMP_ROW_NUM FROM (SELECT id FROM foo WHERE bar = 1 ORDER BY id ASC)) WHERE TMP_ROW_NUM = 100";
String s = pagingQueryProvider.generateJumpToItemQuery(145, pageSize);
assertEquals(sql, s);
}
@Test @Override
public void testGenerateJumpToItemQueryForFirstPage() {
String sql = "SELECT id FROM (SELECT id, ROWNUM as TMP_ROW_NUM FROM (SELECT id FROM foo WHERE bar = 1 ORDER BY id ASC)) WHERE TMP_ROW_NUM = 1";
String s = pagingQueryProvider.generateJumpToItemQuery(45, pageSize);
assertEquals(sql, s);
}
@Override
@Test
public void testGenerateFirstPageQueryWithGroupBy() {
pagingQueryProvider.setGroupClause("dep");
String sql = "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 GROUP BY dep ORDER BY id ASC) WHERE ROWNUM <= 100";
String s = pagingQueryProvider.generateFirstPageQuery(pageSize);
assertEquals(sql, s);
}
@Override
@Test
public void testGenerateRemainingPagesQueryWithGroupBy() {
pagingQueryProvider.setGroupClause("dep");
String sql = "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 GROUP BY dep ORDER BY id ASC) WHERE ROWNUM <= 100 AND ((id > ?))";
String s = pagingQueryProvider.generateRemainingPagesQuery(pageSize);
assertEquals(sql, s);
}
@Override
@Test
public void testGenerateJumpToItemQueryWithGroupBy() {
pagingQueryProvider.setGroupClause("dep");
String sql = "SELECT id FROM (SELECT id, MIN(ROWNUM) as TMP_ROW_NUM FROM (SELECT id FROM foo WHERE bar = 1 GROUP BY dep ORDER BY id ASC)) WHERE TMP_ROW_NUM = 100";
String s = pagingQueryProvider.generateJumpToItemQuery(145, pageSize);
assertEquals(sql, s);
}
@Override
@Test
public void testGenerateJumpToItemQueryForFirstPageWithGroupBy() {
pagingQueryProvider.setGroupClause("dep");
String sql = "SELECT id FROM (SELECT id, MIN(ROWNUM) as TMP_ROW_NUM FROM (SELECT id FROM foo WHERE bar = 1 GROUP BY dep ORDER BY id ASC)) WHERE TMP_ROW_NUM = 1";
String s = pagingQueryProvider.generateJumpToItemQuery(45, pageSize);
assertEquals(sql, s);
}
@Override
public String getFirstPageSqlWithMultipleSortKeys() {
return "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 ORDER BY name ASC, id DESC) WHERE ROWNUM <= 100";
}
@Override
public String getRemainingSqlWithMultipleSortKeys() {
return "SELECT * FROM (SELECT id, name, age FROM foo WHERE bar = 1 ORDER BY name ASC, id DESC) WHERE ROWNUM <= 100 AND ((name > ?) OR (name = ? AND id < ?))";
}
@Override
public String getJumpToItemQueryWithMultipleSortKeys() {
return "SELECT name, id FROM (SELECT name, id, ROWNUM as TMP_ROW_NUM FROM (SELECT name, id FROM foo WHERE bar = 1 ORDER BY name ASC, id DESC)) WHERE TMP_ROW_NUM = 100";
}
@Override
public String getJumpToItemQueryForFirstPageWithMultipleSortKeys() {
return "SELECT name, id FROM (SELECT name, id, ROWNUM as TMP_ROW_NUM FROM (SELECT name, id FROM foo WHERE bar = 1 ORDER BY name ASC, id DESC)) WHERE TMP_ROW_NUM = 1";
}
}