| /** |
| * 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.hadoop.tools; |
| |
| import org.apache.hadoop.fs.Path; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.regex.Pattern; |
| |
| public class TestRegexCopyFilter { |
| |
| @Test |
| public void testShouldCopyTrue() { |
| List<Pattern> filters = new ArrayList<>(); |
| filters.add(Pattern.compile("user")); |
| |
| RegexCopyFilter regexCopyFilter = new RegexCopyFilter("fakeFile"); |
| regexCopyFilter.setFilters(filters); |
| |
| Path shouldCopyPath = new Path("/user/bar"); |
| Assert.assertTrue(regexCopyFilter.shouldCopy(shouldCopyPath)); |
| } |
| |
| @Test |
| public void testShouldCopyFalse() { |
| List<Pattern> filters = new ArrayList<>(); |
| filters.add(Pattern.compile(".*test.*")); |
| |
| RegexCopyFilter regexCopyFilter = new RegexCopyFilter("fakeFile"); |
| regexCopyFilter.setFilters(filters); |
| |
| Path shouldNotCopyPath = new Path("/user/testing"); |
| Assert.assertFalse(regexCopyFilter.shouldCopy(shouldNotCopyPath)); |
| } |
| |
| @Test |
| public void testShouldCopyWithMultipleFilters() { |
| List<Pattern> filters = new ArrayList<>(); |
| filters.add(Pattern.compile(".*test.*")); |
| filters.add(Pattern.compile("/user/b.*")); |
| filters.add(Pattern.compile(".*_SUCCESS")); |
| |
| List<Path> toCopy = getTestPaths(); |
| |
| int shouldCopyCount = 0; |
| |
| RegexCopyFilter regexCopyFilter = new RegexCopyFilter("fakeFile"); |
| regexCopyFilter.setFilters(filters); |
| |
| for (Path path: toCopy) { |
| if (regexCopyFilter.shouldCopy(path)) { |
| shouldCopyCount++; |
| } |
| } |
| |
| Assert.assertEquals(2, shouldCopyCount); |
| } |
| |
| @Test |
| public void testShouldExcludeAll() { |
| List<Pattern> filters = new ArrayList<>(); |
| filters.add(Pattern.compile(".*test.*")); |
| filters.add(Pattern.compile("/user/b.*")); |
| filters.add(Pattern.compile(".*")); // exclude everything |
| |
| List<Path> toCopy = getTestPaths(); |
| |
| int shouldCopyCount = 0; |
| |
| RegexCopyFilter regexCopyFilter = new RegexCopyFilter("fakeFile"); |
| regexCopyFilter.setFilters(filters); |
| |
| for (Path path: toCopy) { |
| if (regexCopyFilter.shouldCopy(path)) { |
| shouldCopyCount++; |
| } |
| } |
| |
| Assert.assertEquals(0, shouldCopyCount); |
| } |
| |
| private List<Path> getTestPaths() { |
| List<Path> toCopy = new ArrayList<>(); |
| toCopy.add(new Path("/user/bar")); |
| toCopy.add(new Path("/user/foo/_SUCCESS")); |
| toCopy.add(new Path("/hive/test_data")); |
| toCopy.add(new Path("test")); |
| toCopy.add(new Path("/user/foo/bar")); |
| toCopy.add(new Path("/mapred/.staging_job")); |
| return toCopy; |
| } |
| |
| } |