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*
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* regarding copyright ownership. The ASF licenses this file
* to you 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
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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* See the License for the specific language governing permissions and
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package org.apache.hadoop.hbase.regionserver.querymatcher;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.regionserver.querymatcher.ScanQueryMatcher.MatchCode;
import org.apache.hadoop.hbase.testclassification.RegionServerTests;
import org.apache.hadoop.hbase.testclassification.SmallTests;
import org.apache.hadoop.hbase.util.Bytes;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({ RegionServerTests.class, SmallTests.class })
public class TestScanWildcardColumnTracker {
final static int VERSIONS = 2;
@Test
public void testCheckColumnOk() throws IOException {
ScanWildcardColumnTracker tracker = new ScanWildcardColumnTracker(0, VERSIONS, Long.MIN_VALUE);
// Create list of qualifiers
List<byte[]> qualifiers = new ArrayList<>(4);
qualifiers.add(Bytes.toBytes("qualifier1"));
qualifiers.add(Bytes.toBytes("qualifier2"));
qualifiers.add(Bytes.toBytes("qualifier3"));
qualifiers.add(Bytes.toBytes("qualifier4"));
// Setting up expected result
List<MatchCode> expected = new ArrayList<>(4);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
List<ScanQueryMatcher.MatchCode> actual = new ArrayList<>(qualifiers.size());
for (byte[] qualifier : qualifiers) {
ScanQueryMatcher.MatchCode mc = ScanQueryMatcher.checkColumn(tracker, qualifier, 0,
qualifier.length, 1, KeyValue.Type.Put.getCode(), false);
actual.add(mc);
}
// Compare actual with expected
for (int i = 0; i < expected.size(); i++) {
assertEquals(expected.get(i), actual.get(i));
}
}
@Test
public void testCheckColumnEnforceVersions() throws IOException {
ScanWildcardColumnTracker tracker = new ScanWildcardColumnTracker(0, VERSIONS, Long.MIN_VALUE);
// Create list of qualifiers
List<byte[]> qualifiers = new ArrayList<>(4);
qualifiers.add(Bytes.toBytes("qualifier1"));
qualifiers.add(Bytes.toBytes("qualifier1"));
qualifiers.add(Bytes.toBytes("qualifier1"));
qualifiers.add(Bytes.toBytes("qualifier2"));
// Setting up expected result
List<ScanQueryMatcher.MatchCode> expected = new ArrayList<>(4);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
expected.add(ScanQueryMatcher.MatchCode.SEEK_NEXT_COL);
expected.add(ScanQueryMatcher.MatchCode.INCLUDE);
List<MatchCode> actual = new ArrayList<>(qualifiers.size());
long timestamp = 0;
for (byte[] qualifier : qualifiers) {
MatchCode mc = ScanQueryMatcher.checkColumn(tracker, qualifier, 0, qualifier.length,
++timestamp, KeyValue.Type.Put.getCode(), false);
actual.add(mc);
}
// Compare actual with expected
for (int i = 0; i < expected.size(); i++) {
assertEquals(expected.get(i), actual.get(i));
}
}
@Test
public void DisabledTestCheckColumnWrongOrder() {
ScanWildcardColumnTracker tracker = new ScanWildcardColumnTracker(0, VERSIONS, Long.MIN_VALUE);
// Create list of qualifiers
List<byte[]> qualifiers = new ArrayList<>(2);
qualifiers.add(Bytes.toBytes("qualifier2"));
qualifiers.add(Bytes.toBytes("qualifier1"));
try {
for (byte[] qualifier : qualifiers) {
ScanQueryMatcher.checkColumn(tracker, qualifier, 0, qualifier.length, 1,
KeyValue.Type.Put.getCode(), false);
}
fail();
} catch (IOException e) {
// expected
}
}
}