| /* |
| * 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.lucene.mockfile; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.URI; |
| import java.nio.channels.SeekableByteChannel; |
| import java.nio.file.DirectoryStream; |
| import java.nio.file.FileSystem; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| |
| /** Basic tests for HandleTrackingFS */ |
| public class TestHandleTrackingFS extends MockFileSystemTestCase { |
| |
| @Override |
| protected Path wrap(Path path) { |
| FileSystem fs = new LeakFS(path.getFileSystem()).getFileSystem(URI.create("file:///")); |
| return new FilterPath(path, fs); |
| } |
| |
| /** Test that the delegate gets closed on exception in HandleTrackingFS#onClose */ |
| public void testOnCloseThrowsException() throws IOException { |
| Path path = wrap(createTempDir()); // we are using LeakFS under the hood if we don't get closed the test fails |
| FileSystem fs = new HandleTrackingFS("test://", path.getFileSystem()) { |
| @Override |
| protected void onClose(Path path, Object stream) throws IOException { |
| throw new IOException("boom"); |
| } |
| |
| @Override |
| protected void onOpen(Path path, Object stream) throws IOException { |
| // |
| } |
| }.getFileSystem(URI.create("file:///")); |
| Path dir = new FilterPath(path, fs); |
| |
| OutputStream file = Files.newOutputStream(dir.resolve("somefile")); |
| file.write(5); |
| expectThrows(IOException.class, file::close); |
| |
| SeekableByteChannel channel = Files.newByteChannel(dir.resolve("somefile")); |
| expectThrows(IOException.class, channel::close); |
| |
| InputStream stream = Files.newInputStream(dir.resolve("somefile")); |
| expectThrows(IOException.class, stream::close); |
| fs.close(); |
| |
| DirectoryStream<Path> dirStream = Files.newDirectoryStream(dir); |
| expectThrows(IOException.class, dirStream::close); |
| } |
| |
| |
| /** Test that the delegate gets closed on exception in HandleTrackingFS#onOpen */ |
| public void testOnOpenThrowsException() throws IOException { |
| Path path = wrap(createTempDir()); // we are using LeakFS under the hood if we don't get closed the test fails |
| FileSystem fs = new HandleTrackingFS("test://", path.getFileSystem()) { |
| @Override |
| protected void onClose(Path path, Object stream) throws IOException { |
| } |
| |
| @Override |
| protected void onOpen(Path path, Object stream) throws IOException { |
| throw new IOException("boom"); |
| } |
| }.getFileSystem(URI.create("file:///")); |
| Path dir = new FilterPath(path, fs); |
| |
| expectThrows(IOException.class, () -> Files.newOutputStream(dir.resolve("somefile"))); |
| |
| expectThrows(IOException.class, () -> Files.newByteChannel(dir.resolve("somefile"))); |
| |
| expectThrows(IOException.class, () -> Files.newInputStream(dir.resolve("somefile"))); |
| fs.close(); |
| |
| expectThrows(IOException.class, () -> Files.newDirectoryStream(dir)); |
| fs.close(); |
| } |
| } |