| /** |
| * 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.metron.dataloads.bulk; |
| |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.log4j.Level; |
| import org.apache.metron.test.utils.UnitTestHelper; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Calendar; |
| import java.util.Date; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.*; |
| |
| |
| public class HDFSDataPrunerTest { |
| |
| |
| private static File dataPath = new File("src/test/resources/HDFSDataPrunerTest"); |
| |
| private Date todaysDate; |
| private Date yesterday = new Date(); |
| |
| |
| @BeforeClass |
| public static void beforeClass() throws Exception { |
| |
| if (dataPath.isDirectory()) { |
| dataPath.delete(); |
| } |
| |
| if (!dataPath.mkdirs()) { |
| throw new RuntimeException("Couldn't create dataPath at: " + dataPath.getAbsolutePath()); |
| } |
| |
| dataPath.deleteOnExit(); |
| |
| } |
| |
| |
| @Before |
| public void setUp() throws Exception { |
| |
| Calendar today = Calendar.getInstance(); |
| today.clear(Calendar.HOUR); |
| today.clear(Calendar.MINUTE); |
| today.clear(Calendar.SECOND); |
| todaysDate = today.getTime(); |
| yesterday.setTime(todaysDate.getTime() - TimeUnit.DAYS.toMillis(1)); |
| |
| } |
| |
| @Test(expected = StartDateException.class) |
| public void testFailsOnTodaysDate() throws Exception { |
| |
| HDFSDataPruner pruner = new HDFSDataPruner(todaysDate, 30, "file:///", dataPath.getAbsolutePath() + "/file-*"); |
| |
| } |
| |
| @Test |
| public void testDeletesCorrectFiles() throws Exception { |
| |
| createTestFiles(); |
| |
| HDFSDataPruner pruner = new HDFSDataPruner(yesterday, 30, "file:///", dataPath.getAbsolutePath() + "/file-*"); |
| |
| Long prunedCount = pruner.prune(); |
| assertTrue("Should have pruned 45 files- pruned: " + prunedCount, 45 == prunedCount); |
| |
| File[] filesLeft = dataPath.listFiles(); |
| File[] filesList = new File[filesLeft.length]; |
| for (int i = 0; i < 5; i++) { |
| filesList[i] = new File(dataPath.getPath() + "//file-" + String.format("%02d", i)); |
| } |
| |
| Arrays.sort(filesLeft); |
| assertArrayEquals("First four files should have been left behind", filesLeft, filesList); |
| |
| |
| } |
| |
| @Test |
| public void testThrowsIsDirectory() throws Exception { |
| |
| FileSystem testFS = mock(FileSystem.class); |
| when(testFS.isDirectory( any())).thenThrow(new IOException("Test Exception")); |
| |
| HDFSDataPruner pruner = new HDFSDataPruner(yesterday, 30, "file:///", dataPath.getAbsolutePath() + "/file-*"); |
| pruner.fileSystem = testFS; |
| HDFSDataPruner.DateFileFilter filter = new HDFSDataPruner.DateFileFilter(pruner, true); |
| UnitTestHelper.setLog4jLevel(HDFSDataPruner.class, Level.FATAL); |
| try { |
| filter.accept(new Path("foo")); |
| Assert.fail("Expected Runtime exception, but did not receive one."); |
| } |
| catch(RuntimeException e) { |
| |
| } |
| UnitTestHelper.setLog4jLevel(HDFSDataPruner.class, Level.ERROR); |
| } |
| |
| @Test |
| public void testIgnoresDirectories() throws Exception { |
| |
| FileSystem testFS = mock(FileSystem.class); |
| when(testFS.isDirectory( any())).thenReturn(true); |
| |
| HDFSDataPruner pruner = new HDFSDataPruner(yesterday, 30, "file:///", dataPath.getAbsolutePath() + "/file-*"); |
| pruner.fileSystem = testFS; |
| HDFSDataPruner.DateFileFilter filter = new HDFSDataPruner.DateFileFilter(pruner, false); |
| assertFalse("Should ignore directories",filter.accept(new Path("/tmp"))); |
| |
| } |
| |
| @Test |
| public void testThrowBadFile() throws Exception { |
| |
| FileSystem testFS = mock(FileSystem.class); |
| when(testFS.isDirectory( any())).thenReturn(false); |
| when(testFS.getFileStatus( any())).thenThrow(new IOException("Test Exception")); |
| |
| HDFSDataPruner pruner = new HDFSDataPruner(yesterday, 30, "file:///", dataPath.getAbsolutePath() + "/file-*"); |
| |
| pruner.fileSystem = testFS; |
| HDFSDataPruner.DateFileFilter filter = new HDFSDataPruner.DateFileFilter(pruner, true); |
| UnitTestHelper.setLog4jLevel(HDFSDataPruner.class, Level.FATAL); |
| try { |
| filter.accept(new Path("foo")); |
| Assert.fail("Expected Runtime exception, but did not receive one."); |
| } |
| catch(RuntimeException e) { |
| } |
| UnitTestHelper.setLog4jLevel(HDFSDataPruner.class, Level.ERROR); |
| } |
| |
| private void createTestFiles() throws IOException { |
| |
| //create files |
| for (int i = 0; i < 50; i++) { |
| File file = new File(dataPath.getAbsolutePath() + "//file-" + String.format("%02d", i)); |
| file.createNewFile(); |
| file.deleteOnExit(); |
| } |
| |
| //Set modification date today - 1 day |
| for (int i = 5; i < 25; i++) { |
| File file = new File(dataPath.getAbsolutePath() + "//file-" + String.format("%02d", i)); |
| file.setLastModified(todaysDate.getTime() - TimeUnit.DAYS.toMillis(1)); |
| file.deleteOnExit(); |
| } |
| |
| //Set modification date today - 10 days |
| for (int i = 25; i < 40; i++) { |
| File file = new File(dataPath.getAbsolutePath() + "//file-" + String.format("%02d", i)); |
| file.setLastModified(todaysDate.getTime() - TimeUnit.DAYS.toMillis(10)); |
| file.deleteOnExit(); |
| } |
| |
| //Set modification date today - 20 days |
| for (int i = 40; i < 50; i++) { |
| File file = new File(dataPath.getAbsolutePath() + "//file-" + String.format("%02d", i)); |
| file.setLastModified(todaysDate.getTime() - TimeUnit.DAYS.toMillis(20)); |
| file.deleteOnExit(); |
| } |
| |
| } |
| } |
| |