| /* |
| * 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 |
| * |
| * https://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.avro.tool; |
| |
| import org.apache.avro.Schema; |
| import org.apache.avro.Schema.Type; |
| import org.apache.avro.file.DataFileWriter; |
| import org.apache.avro.generic.GenericDatumWriter; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.junit.rules.TestName; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.PrintStream; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import java.util.stream.IntStream; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class TestRecordCountTool { |
| |
| @Rule |
| public TestName name = new TestName(); |
| @Rule |
| public TemporaryFolder temporaryFolder = new TemporaryFolder(); |
| |
| private File generateData(int numRecords) throws Exception { |
| final File tempFile = temporaryFolder.newFile(); |
| |
| Schema schema = Schema.create(Type.STRING); |
| try (DataFileWriter<Object> writer = new DataFileWriter<>(new GenericDatumWriter<>(schema))) { |
| writer.create(schema, tempFile); |
| |
| // ~10 records per block |
| writer.setSyncInterval(60); |
| for (int i = 0; i < numRecords; i++) { |
| writer.append("foobar"); |
| } |
| } |
| return tempFile; |
| } |
| |
| @Test(expected = FileNotFoundException.class) |
| public void testFileDoesNotExist() throws Exception { |
| List<String> args = Collections |
| .singletonList(new File(temporaryFolder.getRoot(), "nonExistingFile").getAbsolutePath()); |
| int returnCode = new RecordCountTool().run(System.in, System.out, System.err, args); |
| assertEquals(1, returnCode); |
| } |
| |
| @Test |
| public void testBasic() throws Exception { |
| final List<Integer> inputSizes = IntStream.range(0, 20).boxed().collect(Collectors.toList()); |
| for (Integer inputSize : inputSizes) { |
| File inputFile = generateData(inputSize); |
| List<String> args = Collections.singletonList(inputFile.getAbsolutePath()); |
| final ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| int returnCode = new RecordCountTool().run(System.in, new PrintStream(out), System.err, args); |
| |
| assertEquals(0, returnCode); |
| assertEquals(inputSize.toString() + System.lineSeparator(), out.toString()); |
| } |
| } |
| |
| @Test |
| public void testMultipleFiles() throws Exception { |
| File f1 = generateData(20); |
| File f2 = generateData(200); |
| |
| List<String> args = Arrays.asList(f1.getAbsolutePath(), f2.getAbsolutePath()); |
| final ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| int returnCode = new RecordCountTool().run(System.in, new PrintStream(out), System.err, args); |
| |
| assertEquals(0, returnCode); |
| assertEquals("220" + System.lineSeparator(), out.toString()); |
| } |
| |
| } |