| /* |
| * 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.beam.runners.dataflow.worker; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.contains; |
| import static org.hamcrest.Matchers.hasItems; |
| |
| import org.hamcrest.Matchers; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link Filepatterns}. */ |
| @RunWith(JUnit4.class) |
| public class FilepatternsTest { |
| @Rule public ExpectedException exception = ExpectedException.none(); |
| |
| @Test |
| public void testExpandAtNFilepatternNoPattern() throws Exception { |
| assertThat( |
| Filepatterns.expandAtNFilepattern("gs://bucket/object@google.ism"), |
| contains("gs://bucket/object@google.ism")); |
| } |
| |
| @Test |
| public void testExpandAtNFilepatternTwoPatterns() throws Exception { |
| exception.expect(IllegalArgumentException.class); |
| exception.expectMessage( |
| "More than one @N wildcard found in filepattern: gs://bucket/object@10.@20.ism"); |
| Filepatterns.expandAtNFilepattern("gs://bucket/object@10.@20.ism"); |
| } |
| |
| @Test |
| public void testExpandAtNFilepatternHugeN() throws Exception { |
| exception.expect(IllegalArgumentException.class); |
| exception.expectMessage( |
| "Unsupported number of shards: 2000000000 " |
| + "in filepattern: gs://bucket/object@2000000000.ism"); |
| Filepatterns.expandAtNFilepattern("gs://bucket/object@2000000000.ism"); |
| } |
| |
| @Test |
| public void testExpandAtNFilepatternSmall() throws Exception { |
| assertThat( |
| Filepatterns.expandAtNFilepattern("gs://bucket/file@2.ism"), |
| contains("gs://bucket/file-00000-of-00002.ism", "gs://bucket/file-00001-of-00002.ism")); |
| } |
| |
| @Test |
| public void testExpandAtNFilepatternLarge() throws Exception { |
| Iterable<String> iterable = Filepatterns.expandAtNFilepattern("gs://bucket/file@200000.ism"); |
| assertThat(iterable, Matchers.<String>iterableWithSize(200000)); |
| assertThat( |
| iterable, |
| hasItems("gs://bucket/file-003232-of-200000.ism", "gs://bucket/file-199999-of-200000.ism")); |
| } |
| } |