| // 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.assertEquals; |
| |
| import com.google.devtools.build.lib.testutil.ManualClock; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.LinkOption; |
| import java.nio.file.attribute.BasicFileAttributes; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Tests for the {@link JavaIoFileSystem}. That file system by itself is not |
| * capable of creating symlinks; use the unix one to create them, so that the |
| * test can check that the file system handles their existence correctly. |
| */ |
| @RunWith(JUnit4.class) |
| public class JavaIoFileSystemTest extends SymlinkAwareFileSystemTest { |
| |
| private ManualClock clock; |
| |
| @Override |
| public FileSystem getFreshFileSystem() { |
| clock = new ManualClock(); |
| return new JavaIoFileSystem(clock); |
| } |
| |
| // Tests are inherited from the FileSystemTest |
| |
| // JavaIoFileSystem incorrectly throws a FileNotFoundException for all IO errors. This means that |
| // statIfFound incorrectly suppresses those errors. |
| @Override |
| @Test |
| public void testBadPermissionsThrowsExceptionOnStatIfFound() {} |
| |
| @Test |
| public void testSetLastModifiedTime() throws Exception { |
| Path file = xEmptyDirectory.getChild("new-file"); |
| FileSystemUtils.createEmptyFile(file); |
| |
| file.setLastModifiedTime(1000L); |
| assertEquals(1000L, file.getLastModifiedTime()); |
| file.setLastModifiedTime(0L); |
| assertEquals(0L, file.getLastModifiedTime()); |
| |
| clock.advanceMillis(42000L); |
| file.setLastModifiedTime(-1L); |
| assertEquals(42000L, file.getLastModifiedTime()); |
| } |
| |
| @Override |
| protected boolean isHardLinked(Path a, Path b) throws IOException { |
| return Files.readAttributes( |
| java.nio.file.Paths.get(a.toString()), |
| BasicFileAttributes.class, |
| LinkOption.NOFOLLOW_LINKS) |
| .fileKey() |
| .equals( |
| Files.readAttributes( |
| java.nio.file.Paths.get(b.toString()), |
| BasicFileAttributes.class, |
| LinkOption.NOFOLLOW_LINKS) |
| .fileKey()); |
| } |
| } |