| /* |
| * 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.bookkeeper.client.impl; |
| |
| import static com.google.common.base.Charsets.UTF_8; |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import com.google.common.collect.Lists; |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.Unpooled; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.apache.bookkeeper.client.api.LedgerEntry; |
| import org.junit.After; |
| import org.junit.Test; |
| |
| /** |
| * Unit test for {@link LedgerEntriesImpl}. |
| */ |
| public class LedgerEntriesImplTest { |
| private final int entryNumber = 7; |
| private LedgerEntriesImpl ledgerEntriesImpl; |
| private final List<LedgerEntry> entryList = Lists.newArrayList(); |
| |
| // content for each entry |
| private final long ledgerId = 1234L; |
| private final long entryId = 5678L; |
| private final long length = 9876L; |
| private final byte[] dataBytes = "test-ledger-entry-impl".getBytes(UTF_8); |
| private final ArrayList<ByteBuf> bufs = Lists.newArrayListWithExpectedSize(entryNumber); |
| |
| public LedgerEntriesImplTest () { |
| for (int i = 0; i < entryNumber; i++) { |
| ByteBuf buf = Unpooled.wrappedBuffer(dataBytes); |
| bufs.add(buf); |
| |
| entryList.add(LedgerEntryImpl.create(ledgerId + i, |
| entryId + i, |
| length + i, |
| buf)); |
| } |
| |
| ledgerEntriesImpl = LedgerEntriesImpl.create(entryList); |
| } |
| |
| @After |
| public void tearDown() { |
| ledgerEntriesImpl.close(); |
| |
| // References should be released after close. |
| bufs.forEach(byteBuf -> assertEquals(0, byteBuf.refCnt())); |
| |
| try { |
| ledgerEntriesImpl.getEntry(entryId); |
| fail("should fail getEntry after close"); |
| } catch (NullPointerException e) { |
| // expected behavior |
| } |
| |
| try { |
| ledgerEntriesImpl.iterator(); |
| fail("should fail iterator after close"); |
| } catch (NullPointerException e) { |
| // expected behavior |
| } |
| } |
| |
| @Test |
| public void testGetEntry() { |
| for (int i = 0; i < entryNumber; i++) { |
| LedgerEntry entry = ledgerEntriesImpl.getEntry(entryId + i); |
| assertEquals(entryList.get(i).getLedgerId(), entry.getLedgerId()); |
| assertEquals(entryList.get(i).getEntryId(), entry.getEntryId()); |
| assertEquals(entryList.get(i).getLength(), entry.getLength()); |
| |
| ByteBuf buf = entry.getEntryBuffer(); |
| byte[] content = new byte[buf.readableBytes()]; |
| buf.readBytes(content); |
| assertArrayEquals(dataBytes, content); |
| |
| assertEquals(1, entry.getEntryBuffer().refCnt()); |
| } |
| |
| try { |
| LedgerEntry entry = ledgerEntriesImpl.getEntry(entryId - 1); |
| fail("Should get IndexOutOfBoundsException"); |
| } catch (IndexOutOfBoundsException e) { |
| // expected behavior |
| } |
| |
| try { |
| LedgerEntry entry = ledgerEntriesImpl.getEntry(entryId + entryNumber); |
| fail("Should get IndexOutOfBoundsException"); |
| } catch (IndexOutOfBoundsException e) { |
| // expected behavior |
| } |
| } |
| |
| @Test |
| public void testIterator() { |
| Iterator<LedgerEntry> entryIterator = ledgerEntriesImpl.iterator(); |
| entryIterator.forEachRemaining(ledgerEntry -> assertEquals(1, ledgerEntry.getEntryBuffer().refCnt())); |
| } |
| } |