Examples with FileSystem java.nio.file.FileSystem used on opensource projects

Example 41 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class EdenMountTest method getSha1DelegatesToThriftClient.

@Test
public void getSha1DelegatesToThriftClient() throws EdenError, TException {
    List<MountInfo> mountInfos = ImmutableList.of(new MountInfo("/home/mbolin/src/buck", /* edenClientPath */
    ""));
    EdenService.Client thriftClient = createMock(EdenService.Client.class);
    expect(thriftClient.listMounts()).andReturn(mountInfos);
    FileSystem fs = Jimfs.newFileSystem(Configuration.unix());
    Path entry = fs.getPath("LICENSE");
    HashCode hash = HashCode.fromString("2b8b815229aa8a61e483fb4ba0588b8b6c491890");
    SHA1Result sha1Result = new SHA1Result();
    sha1Result.setSha1(hash.asBytes());
    expect(thriftClient.getSHA1("/home/mbolin/src/buck", ImmutableList.of("LICENSE"))).andReturn(ImmutableList.of(sha1Result));
    replay(thriftClient);
    EdenClient client = new EdenClient(thriftClient);
    Path pathToBuck = fs.getPath("/home/mbolin/src/buck");
    EdenMount mount = client.getMountFor(pathToBuck);
    assertNotNull("Should find mount for path.", mount);
    assertEquals(Sha1HashCode.fromHashCode(hash), mount.getSha1(entry));
    verify(thriftClient);
}

Example 42 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class EdenProjectFilesystemDelegateTest method computeSha1ForSymlinkUnderMountThatPointsToFileUnderMount.

@Test
public void computeSha1ForSymlinkUnderMountThatPointsToFileUnderMount() throws EdenError, TException, IOException {
    FileSystem fs = Jimfs.newFileSystem(Configuration.unix());
    Path root = fs.getPath(JIMFS_WORKING_DIRECTORY);
    ProjectFilesystemDelegate delegate = new DefaultProjectFilesystemDelegate(root);
    // Create a symlink within the project root.
    Path link = fs.getPath("/work/link");
    Path target = fs.getPath("/work/target");
    Files.createFile(target);
    Files.createSymbolicLink(link, target);
    // Eden will throw when the SHA-1 for the link is requested, but return a SHA-1 when the target
    // is requested.
    EdenMount mount = createMock(EdenMount.class);
    expect(mount.getBindMounts()).andReturn(ImmutableList.of());
    expect(mount.getPathRelativeToProjectRoot(link)).andReturn(Optional.of(fs.getPath("link")));
    expect(mount.getPathRelativeToProjectRoot(target)).andReturn(Optional.of(fs.getPath("target")));
    expect(mount.getSha1(fs.getPath("link"))).andThrow(new EdenError());
    expect(mount.getSha1(fs.getPath("target"))).andReturn(DUMMY_SHA1);
    replay(mount);
    EdenProjectFilesystemDelegate edenDelegate = new EdenProjectFilesystemDelegate(mount, delegate);
    assertEquals(DUMMY_SHA1, edenDelegate.computeSha1(link));
    verify(mount);
}

Example 43 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class EdenProjectFilesystemDelegateTest method computeSha1ForSymlinkUnderMountThatPointsToFileOutsideMount.

@Test
public void computeSha1ForSymlinkUnderMountThatPointsToFileOutsideMount() throws IOException, EdenError, TException {
    FileSystem fs = Jimfs.newFileSystem(Configuration.unix());
    Path root = fs.getPath(JIMFS_WORKING_DIRECTORY);
    ProjectFilesystemDelegate delegate = new DefaultProjectFilesystemDelegate(root);
    // Create a symlink within the project root.
    Path link = fs.getPath("/work/link");
    Path target = fs.getPath("/example");
    Files.createFile(target);
    byte[] bytes = new byte[] { 66, 85, 67, 75 };
    Files.write(target, bytes);
    Files.createSymbolicLink(link, target);
    // Eden will throw when the SHA-1 for the link is requested, but return a SHA-1 when the target
    // is requested.
    EdenMount mount = createMock(EdenMount.class);
    expect(mount.getBindMounts()).andReturn(ImmutableList.of());
    expect(mount.getPathRelativeToProjectRoot(link)).andReturn(Optional.of(fs.getPath("link")));
    expect(mount.getPathRelativeToProjectRoot(target)).andReturn(Optional.empty());
    expect(mount.getSha1(fs.getPath("link"))).andThrow(new EdenError());
    replay(mount);
    EdenProjectFilesystemDelegate edenDelegate = new EdenProjectFilesystemDelegate(mount, delegate);
    assertEquals("EdenProjectFilesystemDelegate.computeSha1() should return the SHA-1 of the target of " + "the symlink even though the target is outside of the EdenFS root.", Sha1HashCode.fromHashCode(Hashing.sha1().hashBytes(bytes)), edenDelegate.computeSha1(link));
    verify(mount);
}

Example 44 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class StackedDownloaderTest method createDownloadersForEachEntryInTheMavenRepositoriesSection.

@Test
public void createDownloadersForEachEntryInTheMavenRepositoriesSection() throws IOException {
    boolean isWindows = Platform.detect() == Platform.WINDOWS;
    Configuration configuration = isWindows ? Configuration.windows() : Configuration.unix();
    FileSystem vfs = Jimfs.newFileSystem(configuration);
    Path m2Root = vfs.getPath(jimfAbsolutePath("/home/user/.m2/repository"));
    Files.createDirectories(m2Root);
    // Set up a config so we expect to see both a local and a remote maven repo.
    Path projectRoot = vfs.getPath(jimfAbsolutePath("/opt/local/src"));
    Files.createDirectories(projectRoot);
    BuckConfig config = FakeBuckConfig.builder().setFilesystem(new ProjectFilesystem(projectRoot)).setSections("[maven_repositories]", "local = " + m2Root.toString(), "central = https://repo1.maven.org/maven2").build();
    Downloader downloader = StackedDownloader.createFromConfig(config, Optional.empty());
    List<Downloader> downloaders = unpackDownloaders(downloader);
    boolean seenRemote = false;
    boolean seenLocal = false;
    for (Downloader seen : downloaders) {
        if (seen instanceof RemoteMavenDownloader) {
            seenRemote = true;
        } else if (seen instanceof OnDiskMavenDownloader) {
            seenLocal = true;
        }
    }
    assertTrue(seenLocal);
    assertTrue(seenRemote);
}

Example 45 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class AsynchronousDirectoryContentsCleanerTest method contentsOfTrashDirectoryCleanedAsynchronously.

@Test
public void contentsOfTrashDirectoryCleanedAsynchronously() throws Exception {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path dirToDelete = vfs.getPath("/tmp/fake-tmp-dir");
    Path fooDir = dirToDelete.resolve("foo");
    Path fooBarDir = fooDir.resolve("bar");
    Files.createDirectories(fooBarDir.resolve("baz"));
    Path fooBarBlechTxtFile = fooBarDir.resolve("blech.txt");
    Files.write(fooBarBlechTxtFile, "hello world\n".getBytes(UTF_8));
    AsynchronousDirectoryContentsCleaner cleaner = new AsynchronousDirectoryContentsCleaner(MoreExecutors.directExecutor());
    assertThat(Files.exists(dirToDelete), is(true));
    assertThat(Files.exists(fooBarDir), is(true));
    assertThat(Files.exists(fooBarBlechTxtFile), is(true));
    // This executes synchronously, since we passed in a direct executor above.
    cleaner.startCleaningDirectory(dirToDelete);
    assertThat(Files.exists(dirToDelete), is(true));
    assertThat(Files.exists(fooBarDir), is(false));
    assertThat(Files.exists(fooBarBlechTxtFile), is(false));
}