/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* 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
*
* 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.apache.hadoop.hbase.types;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import org.apache.hadoop.hbase.SmallTests;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.Order;
import org.apache.hadoop.hbase.util.PositionedByteRange;
import org.apache.hadoop.hbase.util.SimplePositionedByteRange;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category(SmallTests.class)
public class TestTerminatedWrapper {
static final String[] VALUES_STRINGS = new String[] {
"", "1", "22", "333", "4444", "55555", "666666", "7777777", "88888888", "999999999",
};
static final byte[][] VALUES_BYTES = new byte[VALUES_STRINGS.length][];
static {
for (int i = 0; i < VALUES_STRINGS.length; i++) {
VALUES_BYTES[i] = Bytes.toBytes(VALUES_STRINGS[i]);
}
}
static final byte[][] TERMINATORS = new byte[][] { new byte[] { -2 }, Bytes.toBytes("foo") };
@Test(expected = IllegalArgumentException.class)
public void testEmptyDelimiter() {
new TerminatedWrapper<byte[]>(new RawBytes(), "");
}
@Test(expected = IllegalArgumentException.class)
public void testNullDelimiter() {
new RawBytesTerminated((byte[]) null);
// new TerminatedWrapper<byte[]>(new RawBytes(), (byte[]) null);
}
@Test(expected = IllegalArgumentException.class)
public void testEncodedValueContainsTerm() {
DataType<byte[]> type = new TerminatedWrapper<byte[]>(new RawBytes(), "foo");
PositionedByteRange buff = new SimplePositionedByteRange(16);
type.encode(buff, Bytes.toBytes("hello foobar!"));
}
@Test
public void testReadWriteSkippable() {
PositionedByteRange buff = new SimplePositionedByteRange(14);
for (OrderedString t : new OrderedString[] {
OrderedString.ASCENDING, OrderedString.DESCENDING
}) {
for (byte[] term : TERMINATORS) {
for (String val : VALUES_STRINGS) {
buff.setPosition(0);
DataType<String> type = new TerminatedWrapper<String>(t, term);
assertEquals(val.length() + 2 + term.length, type.encode(buff, val));
buff.setPosition(0);
assertEquals(val, type.decode(buff));
assertEquals(val.length() + 2 + term.length, buff.getPosition());
}
}
}
}
@Test
public void testReadWriteNonSkippable() {
PositionedByteRange buff = new SimplePositionedByteRange(12);
for (Order ord : new Order[] { Order.ASCENDING, Order.DESCENDING }) {
for (byte[] term : TERMINATORS) {
for (byte[] val : VALUES_BYTES) {
buff.setPosition(0);
DataType<byte[]> type = new TerminatedWrapper<byte[]>(new RawBytes(ord), term);
assertEquals(val.length + term.length, type.encode(buff, val));
buff.setPosition(0);
assertArrayEquals(val, type.decode(buff));
assertEquals(val.length + term.length, buff.getPosition());
}
}
}
}
@Test
public void testSkipSkippable() {
PositionedByteRange buff = new SimplePositionedByteRange(14);
for (OrderedString t : new OrderedString[] {
OrderedString.ASCENDING, OrderedString.DESCENDING
}) {
for (byte[] term : TERMINATORS) {
for (String val : VALUES_STRINGS) {
buff.setPosition(0);
DataType<String> type = new TerminatedWrapper<String>(t, term);
int expected = val.length() + 2 + term.length;
assertEquals(expected, type.encode(buff, val));
buff.setPosition(0);
assertEquals(expected, type.skip(buff));
assertEquals(expected, buff.getPosition());
}
}
}
}
@Test
public void testSkipNonSkippable() {
PositionedByteRange buff = new SimplePositionedByteRange(12);
for (Order ord : new Order[] { Order.ASCENDING, Order.DESCENDING }) {
for (byte[] term : TERMINATORS) {
for (byte[] val : VALUES_BYTES) {
buff.setPosition(0);
DataType<byte[]> type = new TerminatedWrapper<byte[]>(new RawBytes(ord), term);
int expected = type.encode(buff, val);
buff.setPosition(0);
assertEquals(expected, type.skip(buff));
assertEquals(expected, buff.getPosition());
}
}
}
}
@Test(expected = IllegalArgumentException.class)
public void testInvalidSkip() {
PositionedByteRange buff = new SimplePositionedByteRange(Bytes.toBytes("foo"));
DataType<byte[]> type = new TerminatedWrapper<byte[]>(new RawBytes(), new byte[] { 0x00 });
type.skip(buff);
}
}