| // Copyright 2014 The Bazel Authors. All rights reserved. |
| // |
| // Licensed 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 com.google.devtools.build.lib.vfs; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import com.google.devtools.build.lib.unix.NativePosixFiles; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import java.io.IOException; |
| |
| /** |
| * Tests for the {@link UnixFileSystem} class. |
| */ |
| @RunWith(JUnit4.class) |
| public class UnixFileSystemTest extends SymlinkAwareFileSystemTest { |
| |
| @Override |
| protected FileSystem getFreshFileSystem() { |
| return new UnixFileSystem(); |
| } |
| |
| @Override |
| public void destroyFileSystem(FileSystem fileSystem) { |
| // Nothing. |
| } |
| |
| @Override |
| protected void expectNotFound(Path path) throws IOException { |
| assertNull(path.statIfFound()); |
| } |
| |
| // Most tests are just inherited from FileSystemTest. |
| |
| @Test |
| public void testCircularSymlinkFound() throws Exception { |
| Path linkA = absolutize("link-a"); |
| Path linkB = absolutize("link-b"); |
| linkA.createSymbolicLink(linkB); |
| linkB.createSymbolicLink(linkA); |
| assertFalse(linkA.exists(Symlinks.FOLLOW)); |
| try { |
| linkA.statIfFound(Symlinks.FOLLOW); |
| fail(); |
| } catch (IOException expected) { |
| // Expected. |
| } |
| } |
| |
| @Test |
| public void testIsSpecialFile() throws Exception { |
| Path regular = absolutize("regular"); |
| Path fifo = absolutize("fifo"); |
| FileSystemUtils.createEmptyFile(regular); |
| NativePosixFiles.mkfifo(fifo.toString(), 0777); |
| assertTrue(regular.isFile()); |
| assertFalse(regular.isSpecialFile()); |
| assertTrue(regular.stat().isFile()); |
| assertFalse(regular.stat().isSpecialFile()); |
| assertTrue(fifo.isFile()); |
| assertTrue(fifo.isSpecialFile()); |
| assertTrue(fifo.stat().isFile()); |
| assertTrue(fifo.stat().isSpecialFile()); |
| } |
| } |