/*
* Copyright 2002-2014 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.jdbc.core.support;
import java.io.IOException;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.IncorrectResultSizeDataAccessException;
import org.springframework.jdbc.LobRetrievalFailureException;
import org.springframework.jdbc.support.lob.LobCreator;
import org.springframework.jdbc.support.lob.LobHandler;
import static org.junit.Assert.*;
import static org.mockito.BDDMockito.*;
/**
* @author Alef Arendsen
*/
public class LobSupportTests {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void testCreatingPreparedStatementCallback() throws SQLException {
LobHandler handler = mock(LobHandler.class);
LobCreator creator = mock(LobCreator.class);
PreparedStatement ps = mock(PreparedStatement.class);
given(handler.getLobCreator()).willReturn(creator);
given(ps.executeUpdate()).willReturn(3);
class SetValuesCalled {
boolean b = false;
}
final SetValuesCalled svc = new SetValuesCalled();
AbstractLobCreatingPreparedStatementCallback psc = new AbstractLobCreatingPreparedStatementCallback(
handler) {
@Override
protected void setValues(PreparedStatement ps, LobCreator lobCreator)
throws SQLException, DataAccessException {
svc.b = true;
}
};
assertEquals(Integer.valueOf(3), psc.doInPreparedStatement(ps));
assertTrue(svc.b);
verify(creator).close();
verify(handler).getLobCreator();
verify(ps).executeUpdate();
}
@Test
public void testAbstractLobStreamingResultSetExtractorNoRows() throws SQLException {
ResultSet rset = mock(ResultSet.class);
AbstractLobStreamingResultSetExtractor<Void> lobRse = getResultSetExtractor(false);
thrown.expect(IncorrectResultSizeDataAccessException.class);
try {
lobRse.extractData(rset);
}
finally {
verify(rset).next();
}
}
@Test
public void testAbstractLobStreamingResultSetExtractorOneRow() throws SQLException {
ResultSet rset = mock(ResultSet.class);
given(rset.next()).willReturn(true, false);
AbstractLobStreamingResultSetExtractor<Void> lobRse = getResultSetExtractor(false);
lobRse.extractData(rset);
verify(rset).clearWarnings();
}
@Test
public void testAbstractLobStreamingResultSetExtractorMultipleRows()
throws SQLException {
ResultSet rset = mock(ResultSet.class);
given(rset.next()).willReturn(true, true, false);
AbstractLobStreamingResultSetExtractor<Void> lobRse = getResultSetExtractor(false);
thrown.expect(IncorrectResultSizeDataAccessException.class);
try {
lobRse.extractData(rset);
}
finally {
verify(rset).clearWarnings();
}
}
@Test
public void testAbstractLobStreamingResultSetExtractorCorrectException()
throws SQLException {
ResultSet rset = mock(ResultSet.class);
given(rset.next()).willReturn(true);
AbstractLobStreamingResultSetExtractor<Void> lobRse = getResultSetExtractor(true);
thrown.expect(LobRetrievalFailureException.class);
lobRse.extractData(rset);
}
private AbstractLobStreamingResultSetExtractor<Void> getResultSetExtractor(final boolean ex) {
AbstractLobStreamingResultSetExtractor<Void> lobRse = new AbstractLobStreamingResultSetExtractor<Void>() {
@Override
protected void streamData(ResultSet rs) throws SQLException, IOException {
if (ex) {
throw new IOException();
}
else {
rs.clearWarnings();
}
}
};
return lobRse;
}
}