| /* |
| * 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.iotdb.db.storageengine.dataregion.wal.utils; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.io.File; |
| |
| public class WALFileUtilsTest { |
| @Test |
| public void binarySearchFileBySearchIndex01() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 0); |
| Assert.assertEquals(-1, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex02() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 2); |
| Assert.assertEquals(0, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex03() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 5); |
| Assert.assertEquals(0, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex04() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 6); |
| Assert.assertEquals(2, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex05() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 10); |
| Assert.assertEquals(2, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex06() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 12); |
| Assert.assertEquals(2, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex07() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, Long.MAX_VALUE); |
| Assert.assertEquals(4, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex08() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 100, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 200, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 300, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 400, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 10); |
| Assert.assertEquals(0, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex09() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 100, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 200, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 300, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 400, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 250); |
| Assert.assertEquals(2, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex10() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(5, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(6, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(7, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(8, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(9, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(10, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(11, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 5); |
| Assert.assertEquals(3, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex11() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(5, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(6, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(7, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(8, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(9, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(10, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(11, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 6); |
| Assert.assertEquals(7, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex12() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(5, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(6, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(7, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(8, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(9, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(10, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(11, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)) |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 12); |
| Assert.assertEquals(7, i); |
| } |
| |
| @Test |
| public void binarySearchFileBySearchIndex13() { |
| File[] files = |
| new File[] { |
| new File(WALFileUtils.getLogFileName(0, 0, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(1, 5, WALFileStatus.CONTAINS_NONE_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(2, 5, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(3, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| new File(WALFileUtils.getLogFileName(4, 12, WALFileStatus.CONTAINS_SEARCH_INDEX)), |
| }; |
| int i = WALFileUtils.binarySearchFileBySearchIndex(files, 5); |
| Assert.assertEquals(0, i); |
| |
| i = WALFileUtils.binarySearchFileBySearchIndex(files, 6); |
| Assert.assertEquals(2, i); |
| |
| i = WALFileUtils.binarySearchFileBySearchIndex(files, 13); |
| Assert.assertEquals(4, i); |
| |
| i = WALFileUtils.binarySearchFileBySearchIndex(files, 100); |
| Assert.assertEquals(4, i); |
| |
| i = WALFileUtils.binarySearchFileBySearchIndex(files, 0); |
| Assert.assertEquals(-1, i); |
| } |
| } |