/* | |
* 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.nifi.provenance.journaling.toc; | |
import static org.junit.Assert.assertEquals; | |
import static org.junit.Assert.assertFalse; | |
import static org.junit.Assert.assertTrue; | |
import java.io.DataOutputStream; | |
import java.io.File; | |
import java.io.FileOutputStream; | |
import java.io.IOException; | |
import java.io.OutputStream; | |
import java.util.UUID; | |
import org.junit.Test; | |
public class TestStandardTocReader { | |
@Test | |
public void testDetectsCompression() throws IOException { | |
final File file = new File("target/" + UUID.randomUUID().toString()); | |
try (final OutputStream out = new FileOutputStream(file)) { | |
out.write(0); | |
out.write(0); | |
} | |
try { | |
try(final StandardTocReader reader = new StandardTocReader(file)) { | |
assertFalse(reader.isCompressed()); | |
} | |
} finally { | |
file.delete(); | |
} | |
try (final OutputStream out = new FileOutputStream(file)) { | |
out.write(0); | |
out.write(1); | |
} | |
try { | |
try(final StandardTocReader reader = new StandardTocReader(file)) { | |
assertTrue(reader.isCompressed()); | |
} | |
} finally { | |
file.delete(); | |
} | |
} | |
@Test | |
public void testGetBlockIndex() throws IOException { | |
final File file = new File("target/" + UUID.randomUUID().toString()); | |
try (final OutputStream out = new FileOutputStream(file); | |
final DataOutputStream dos = new DataOutputStream(out)) { | |
out.write(0); | |
out.write(0); | |
for (int i=0; i < 1024; i++) { | |
dos.writeLong(i * 1024L); | |
} | |
} | |
try { | |
try(final StandardTocReader reader = new StandardTocReader(file)) { | |
assertFalse(reader.isCompressed()); | |
for (int i=0; i < 1024; i++) { | |
assertEquals(i * 1024, reader.getBlockOffset(i)); | |
} | |
} | |
} finally { | |
file.delete(); | |
} | |
} | |
} |