/*
* Copyright 2011 Revelytix, Inc.
*
* 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 sherpa.client;
import java.net.InetSocketAddress;
import java.util.List;
import org.apache.avro.ipc.SaslSocketTransceiver;
import org.apache.avro.ipc.Transceiver;
import org.apache.avro.ipc.specific.SpecificRequestor;
import org.junit.Assert;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sherpa.protocol.SherpaServer;
import sherpa.server.DummySherpaServer;
public class TestQueryProtocolIterator {
private static final Logger logger = LoggerFactory.getLogger(TestQueryProtocolIterator.class);
public void helpTestProtocolIterator(int resultRows) throws Exception {
DummySherpaServer server = new DummySherpaServer(resultRows);
InetSocketAddress serverAddress = server.getAddress();
try {
Transceiver tr = new SaslSocketTransceiver(serverAddress);
SpecificRequestor requestor = new SpecificRequestor(SherpaServer.class, tr);
SherpaServer queryApi = SpecificRequestor.getClient(SherpaServer.class, requestor);
QueryExecution protocol = new QueryExecution(queryApi);
protocol.query("fake command",null,null);
int counter = 0;
for(List<Object> row : protocol) {
Assert.assertNotNull(row);
counter++;
}
logger.info("Read {} rows", counter);
Assert.assertEquals(resultRows, counter);
} finally {
server.shutdown();
}
}
@Test
public void testIterator() throws Exception {
helpTestProtocolIterator(0);
helpTestProtocolIterator(1);
helpTestProtocolIterator(10);
helpTestProtocolIterator(1100);
}
@Test
public void testRepeatOnTransceiver() throws Throwable {
int resultRows = 15;
DummySherpaServer server = new DummySherpaServer(resultRows);
InetSocketAddress serverAddress = server.getAddress();
try {
Transceiver tr = new SaslSocketTransceiver(serverAddress);
SpecificRequestor requestor = new SpecificRequestor(SherpaServer.class, tr);
SherpaServer queryApi = SpecificRequestor.getClient(SherpaServer.class, requestor);
for(int i=0; i<3; i++) {
//logger.debug("running command {}", i);
QueryExecution protocol = new QueryExecution(queryApi);
protocol.query("fake command",null,null);
int counter = 0;
for(List<Object> row : protocol) {
Assert.assertNotNull(row);
counter++;
}
//logger.debug("Read {} rows", counter);
Assert.assertEquals(resultRows, counter);
}
} catch (Throwable t) {
t.printStackTrace();
throw t;
} finally {
server.shutdown();
}
}
}