/**
* (c) Copyright 2012 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.filter;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.NavigableSet;
import org.junit.Test;
import org.kiji.schema.EntityId;
import org.kiji.schema.Kiji;
import org.kiji.schema.KijiClientTest;
import org.kiji.schema.KijiDataRequest;
import org.kiji.schema.KijiDataRequestBuilder.ColumnsDef;
import org.kiji.schema.KijiRowData;
import org.kiji.schema.KijiRowScanner;
import org.kiji.schema.KijiTable;
import org.kiji.schema.KijiTableReader;
import org.kiji.schema.KijiTableReader.KijiScannerOptions;
import org.kiji.schema.KijiTableWriter;
import org.kiji.schema.layout.KijiTableLayouts;
/** Tests the StripValueRowFilter. */
public class TestStripValueRowFilter extends KijiClientTest {
/** Verifies that values has been stripped if the StripValueRowFilter has been applied. */
@Test
public void testStripValueRowFilter() throws Exception {
final Kiji kiji = getKiji();
kiji.createTable(KijiTableLayouts.getLayout(KijiTableLayouts.SIMPLE));
final KijiTable table = kiji.openTable("table");
try {
final EntityId eid = table.getEntityId("eid");
{
final KijiTableWriter writer = table.openTableWriter();
try {
writer.put(eid, "family", "column", 1L, "me");
writer.put(eid, "family", "column", 2L, "me-too");
} finally {
writer.close();
}
}
final KijiTableReader reader = table.openTableReader();
try {
final KijiDataRequest dataRequest = KijiDataRequest.builder()
.addColumns(ColumnsDef.create().withMaxVersions(2).add("family", "column"))
.build();
final KijiRowFilter rowFilter = new StripValueRowFilter();
final KijiScannerOptions scannerOptions =
new KijiScannerOptions().setKijiRowFilter(rowFilter);
final KijiRowScanner scanner = reader.getScanner(dataRequest, scannerOptions);
try {
for (KijiRowData row : scanner) {
final NavigableSet<String> qualifiers = row.getQualifiers("family");
assertEquals(1, qualifiers.size());
assertTrue(qualifiers.contains("column"));
// Ensure that we can use getTimestamps() to count.
assertEquals(2, row.getTimestamps("family", "column").size());
try {
// Cell value is stripped, hence IOException on the wrong schema hash:
row.getMostRecentValue("family", "column");
fail("row.getMostRecentValue() did not throw IOException.");
} catch (IOException ioe) {
assertTrue(ioe.getMessage(),
ioe.getMessage().contains(
"Schema with hash 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00 "
+ "not found in schema table."));
}
}
} finally {
scanner.close();
}
} finally {
reader.close();
}
} finally {
table.release();
}
}
@Test
public void testEqualsAndHashCode() {
final StripValueRowFilter filter1 = new StripValueRowFilter();
final StripValueRowFilter filter2 = new StripValueRowFilter();
assertEquals(filter1, filter2);
assertEquals(filter1.hashCode(), filter2.hashCode());
}
}