/**
* (c) Copyright 2013 WibiData, Inc.
*
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
* 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.kiji.schema;
import java.io.IOException;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.kiji.proto.test.TestProtocolBuffers.AnotherOne;
import org.kiji.proto.test.TestProtocolBuffers.Record;
import org.kiji.schema.KijiDataRequestBuilder.ColumnsDef;
import org.kiji.schema.layout.KijiTableLayouts;
/** Test support for protocol buffer encoding and decoding. */
public class TestProtobufCell extends KijiClientTest {
private static final Logger LOG = LoggerFactory.getLogger(TestProtobufCell.class);
private static final String PROTOBUF_LAYOUT =
"org/kiji/schema/layout/TestProtobufCell.layout.json";
private Kiji mKiji;
private KijiTable mTable;
@Before
public void setupTest() throws IOException {
mKiji = getKiji();
mKiji.createTable(KijiTableLayouts.getLayout(PROTOBUF_LAYOUT));
mTable = mKiji.openTable("table");
}
@After
public final void teardownTest() throws IOException {
mTable.release();
mTable = null;
mKiji = null;
}
/** Test writing a protocol buffer, then decoding it. */
@Test
public void testWriteThenRead() throws Exception {
final AnotherOne anotherOne = AnotherOne.newBuilder().setId(10).build();
final KijiTableWriter writer = mTable.getWriterFactory().openTableWriter();
try {
final EntityId eid = mTable.getEntityId("row");
try {
writer.put(eid, "family", "column", anotherOne);
Assert.fail("Should not be able to write protobuf test.AnotherOne "
+ "where test.Record is required.");
} catch (IOException ioe) {
LOG.info("Expected error: {}", ioe.getMessage());
Assert.assertTrue(ioe.getMessage().contains(
"Protocol buffer of class 'org.kiji.proto.test.TestProtocolBuffers$AnotherOne' "
+ "(message name 'test.AnotherOne') "
+ "does not match expected class 'org.kiji.proto.test.TestProtocolBuffers$Record' "
+ "(message name 'test.Record')"));
}
writer.put(eid, "family", "column", Record.newBuilder().setId(10).build());
} finally {
writer.close();
}
final KijiTableReader reader = mTable.getReaderFactory().openTableReader();
try {
final EntityId eid = mTable.getEntityId("row");
final KijiDataRequest dataRequest = KijiDataRequest.builder()
.addColumns(ColumnsDef.create().addFamily("family"))
.build();
final KijiRowData row = reader.get(eid, dataRequest);
final Record record = row.getMostRecentValue("family", "column");
Assert.assertEquals(10, record.getId());
LOG.info("Decoded protocol buffer: {}", record);
} finally {
reader.close();
}
}
}