| /* |
| * 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.lucene.util; |
| |
| import java.io.IOException; |
| import java.util.*; |
| |
| public class TestBytesRefArray extends LuceneTestCase { |
| |
| public void testAppend() throws IOException { |
| Random random = random(); |
| BytesRefArray list = new BytesRefArray(Counter.newCounter()); |
| List<String> stringList = new ArrayList<>(); |
| for (int j = 0; j < 2; j++) { |
| if (j > 0 && random.nextBoolean()) { |
| list.clear(); |
| stringList.clear(); |
| } |
| int entries = atLeast(500); |
| BytesRefBuilder spare = new BytesRefBuilder(); |
| int initSize = list.size(); |
| for (int i = 0; i < entries; i++) { |
| String randomRealisticUnicodeString = TestUtil |
| .randomRealisticUnicodeString(random); |
| spare.copyChars(randomRealisticUnicodeString); |
| assertEquals(i+initSize, list.append(spare.get())); |
| stringList.add(randomRealisticUnicodeString); |
| } |
| for (int i = 0; i < entries; i++) { |
| assertNotNull(list.get(spare, i)); |
| assertEquals("entry " + i + " doesn't match", stringList.get(i), |
| spare.get().utf8ToString()); |
| } |
| |
| // check random |
| for (int i = 0; i < entries; i++) { |
| int e = random.nextInt(entries); |
| assertNotNull(list.get(spare, e)); |
| assertEquals("entry " + i + " doesn't match", stringList.get(e), |
| spare.get().utf8ToString()); |
| } |
| for (int i = 0; i < 2; i++) { |
| |
| BytesRefIterator iterator = list.iterator(); |
| for (String string : stringList) { |
| assertEquals(string, iterator.next().utf8ToString()); |
| } |
| } |
| } |
| } |
| |
| public void testSort() throws IOException { |
| Random random = random(); |
| BytesRefArray list = new BytesRefArray(Counter.newCounter()); |
| List<String> stringList = new ArrayList<>(); |
| |
| for (int j = 0; j < 2; j++) { |
| if (j > 0 && random.nextBoolean()) { |
| list.clear(); |
| stringList.clear(); |
| } |
| int entries = atLeast(500); |
| BytesRefBuilder spare = new BytesRefBuilder(); |
| final int initSize = list.size(); |
| for (int i = 0; i < entries; i++) { |
| String randomRealisticUnicodeString = TestUtil |
| .randomRealisticUnicodeString(random); |
| spare.copyChars(randomRealisticUnicodeString); |
| assertEquals(initSize + i, list.append(spare.get())); |
| stringList.add(randomRealisticUnicodeString); |
| } |
| |
| Collections.sort(stringList, TestUtil.STRING_CODEPOINT_COMPARATOR); |
| BytesRefIterator iter = list.iterator(Comparator.naturalOrder()); |
| int i = 0; |
| BytesRef next; |
| while ((next = iter.next()) != null) { |
| assertEquals("entry " + i + " doesn't match", stringList.get(i), |
| next.utf8ToString()); |
| i++; |
| } |
| assertNull(iter.next()); |
| assertEquals(i, stringList.size()); |
| } |
| |
| } |
| |
| } |