+++ /dev/null
-package org.apache.lucene.util;
-
-import java.io.IOException;
-import java.util.Arrays;
-
-import org.junit.Test;
-
-import org.apache.lucene.util.LuceneTestCase;
-import org.apache.lucene.util.UnsafeByteArrayInputStream;
-
-/**
- * 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 UnsafeByteArrayInputStreamTest extends LuceneTestCase {
-
- @Test
- public void testSimple() throws IOException {
- int length = 256;
- byte[] buffer = new byte[length];
- for (int i = 0; i < length; ++i) {
- buffer[i] = (byte) i;
- }
- byte[] result = new byte[buffer.length];
- UnsafeByteArrayInputStream ubais = new UnsafeByteArrayInputStream(buffer);
-
- int index = 0;
- int by = ubais.read();
- while (by >= 0) {
- result[index++] = (byte) (by);
- by = ubais.read();
- }
-
- assertEquals(length, index);
- assertTrue(Arrays.equals(buffer, result));
- }
-
- @Test
- public void testStartPos() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length];
- for (int i = 0; i < length; ++i) {
- buffer[i] = (byte) i;
- }
- int startPos = 5;
- byte[] result = new byte[buffer.length];
- UnsafeByteArrayInputStream ubais = new UnsafeByteArrayInputStream(buffer, startPos, length);
-
- int index = 0;
- int by = ubais.read();
- while (by >= 0) {
- result[index++] = (byte) (by);
- by = ubais.read();
- }
-
- assertEquals(length - startPos, index);
- for (int i = startPos; i < length; i++) {
- assertEquals(buffer[i], result[i - startPos]);
- }
- }
-
- @Test
- public void testReinit() throws IOException {
- int length = 100;
- byte[] buffer = new byte[length];
- for (int i = 0; i < length; ++i) {
- buffer[i] = (byte) i;
- }
- byte[] result = new byte[buffer.length];
- UnsafeByteArrayInputStream ubais = new UnsafeByteArrayInputStream(buffer);
-
- int index = 0;
- int by = ubais.read();
- while (by >= 0) {
- result[index++] = (byte) (by);
- by = ubais.read();
- }
-
- assertEquals(length, index);
- assertTrue(Arrays.equals(buffer, result));
-
- int length2 = 50;
- byte[] buffer2 = new byte[length2];
- for (int i = 0; i < length2; ++i) {
- buffer2[i] = (byte) (90 + i);
- }
- byte[] result2 = new byte[buffer2.length];
- ubais.reInit(buffer2);
-
- int index2 = 0;
- int by2 = ubais.read();
- while (by2 >= 0) {
- result2[index2++] = (byte) (by2);
- by2 = ubais.read();
- }
-
- assertEquals(length2, index2);
- assertTrue(Arrays.equals(buffer2, result2));
- }
-
- @Test
- public void testDefaultCtor() throws Exception {
- UnsafeByteArrayInputStream ubais = new UnsafeByteArrayInputStream();
- assertEquals(0, ubais.available());
- assertEquals(-1, ubais.read());
- }
-
- @Test
- public void testMark() throws Exception {
- byte[] bytes = new byte[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
- UnsafeByteArrayInputStream ubais = new UnsafeByteArrayInputStream(bytes);
- assertTrue(ubais.markSupported());
- int markIndex = 3;
- // Advance the index
- for (int i = 0; i < markIndex; i++) {
- ubais.read();
- }
- ubais.mark(markIndex);
- for (int i = markIndex; i < bytes.length; i++) {
- ubais.read();
- }
- ubais.reset();
- assertEquals(bytes.length - markIndex, ubais.available());
- }
-
-}