+++ /dev/null
-package org.apache.lucene.util;
-
-import java.io.IOException;
-
-import org.junit.Test;
-
-import org.apache.lucene.util.LuceneTestCase;
-import org.apache.lucene.util.UnsafeByteArrayOutputStream;
-
-/**
- * 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.
- */
-
-public class UnsafeByteArrayOutputStreamTest extends LuceneTestCase {
-
- @Test
- public void testSimpleWrite() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length];
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream(buffer);
-
- for (int i = 0; i < 100; i++) {
- ubaos.write((byte) i);
- }
-
- byte[] result = ubaos.toByteArray();
-
- assertEquals(length, ubaos.length());
-
- for (int j = 0; j < length; ++j) {
- assertEquals(result[j], j);
- }
- }
-
- @Test
- public void testArrayWrite() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length];
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream(buffer);
-
- for (int i = 0; i < 100; i++) {
- ubaos.write((byte) i);
- }
-
- int length2 = 10;
- byte[] buffer2 = new byte[length2];
- for (int i = 0; i < length2; i++) {
- buffer2[i] = (byte) (8 + i);
- }
-
- ubaos.write(buffer2);
-
- byte[] result = ubaos.toByteArray();
-
- assertEquals(length + length2, ubaos.length());
-
- for (int j = 0; j < length; ++j) {
- assertEquals(result[j], j);
- }
- for (int j = 0; j < length2; ++j) {
- assertEquals(result[j + length], buffer2[j]);
- }
- }
-
- @Test
- public void testArrayWriteStartNotZero() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length];
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream(buffer);
-
- for (int i = 0; i < 100; i++) {
- ubaos.write((byte) i);
- }
-
- int length2 = 1000;
- byte[] buffer2 = new byte[length2];
- for (int i = 0; i < length2; i++) {
- buffer2[i] = (byte) (8 + i);
- }
-
- int length3 = 5;
- int start = 2;
- ubaos.write(buffer2, start, length3);
-
- byte[] result = ubaos.toByteArray();
-
- assertEquals(length + length3, ubaos.length());
-
- for (int j = 0; j < length; ++j) {
- assertEquals(result[j], j);
- }
- for (int j = 0; j < length3; ++j) {
- assertEquals(result[j + length], buffer2[j + start]);
- }
- }
-
- @Test
- public void testBufferGrow() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length / 10];
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream(buffer);
-
- for (int i = 0; i < length; i++) {
- ubaos.write((byte) i);
- }
-
- byte[] result = ubaos.toByteArray();
-
- assertEquals(length, ubaos.length());
-
- for (int j = 0; j < length; ++j) {
- assertEquals(result[j], j);
- }
-
- buffer = ubaos.toByteArray();
-
- int length2 = 10;
- byte[] buffer2 = new byte[length2];
- for (int i = 0; i < length2; i++) {
- buffer2[i] = (byte) (8 + i);
- }
-
- ubaos.reInit(buffer2);
- for (int i = 0; i < length2; i++) {
- ubaos.write(7 + i);
- }
-
- byte[] result2 = ubaos.toByteArray();
-
- assertEquals(length2, ubaos.length());
-
- for (int j = 0; j < length2; ++j) {
- assertEquals(result2[j], j + 7);
- }
-
- for (int i = 0; i < length; i++) {
- assertEquals(buffer[i], i);
- }
- }
-
- @Test
- public void testStartPos() throws Exception {
- byte[] buf = new byte[10];
- for (int i = 0; i < buf.length; i++) {
- buf[i] = (byte) i;
- }
-
- int startPos = 3;
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream(buf, startPos);
- int numValues = 5;
- for (int i = 0; i < numValues; i++) {
- ubaos.write((i + 1) * 2);
- }
-
- // the length of the buffer should be whatever was written after startPos
- // and before that.
- assertEquals("invalid buffer length", startPos + numValues, ubaos.length());
-
- assertEquals("invalid startPos", startPos, ubaos.getStartPos());
-
- byte[] bytes = ubaos.toByteArray();
- for (int i = 0; i < startPos; i++) {
- assertEquals(i, bytes[i]);
- }
-
- for (int i = startPos, j = 0; j < numValues; i++, j++) {
- assertEquals((j + 1) * 2, bytes[i]);
- }
-
- for (int i = startPos + numValues; i < buf.length; i++) {
- assertEquals(i, bytes[i]);
- }
-
- }
-
- @Test
- public void testDefaultCtor() throws Exception {
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream();
- int numValues = 5;
- for (int i = 0; i < numValues; i++) {
- ubaos.write(i);
- }
-
- assertEquals("invalid buffer length", numValues, ubaos.length());
-
- byte[] bytes = ubaos.toByteArray();
- for (int i = 0; i < numValues; i++) {
- assertEquals(i, bytes[i]);
- }
- }
-
- @Test(expected=IllegalArgumentException.class)
- public void testIllegalBufferSize() throws Exception {
- UnsafeByteArrayOutputStream ubaos = new UnsafeByteArrayOutputStream();
- ubaos.reInit(new byte[0]);
- }
-
-}
fnp / pylucene.git / blobdiff