Java tutorial
/* * The MIT License * * Copyright (c) 2004-2010, Sun Microsystems, Inc., Kohsuke Kawaguchi, Alan Harder * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package hudson; import hudson.FilePath.TarCompression; import hudson.model.TaskListener; import hudson.remoting.VirtualChannel; import hudson.util.NullStream; import hudson.util.StreamTaskListener; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.RandomAccessFile; import java.net.ConnectException; import java.net.HttpURLConnection; import java.net.URL; import java.net.URLConnection; import java.net.URLStreamHandler; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Set; import java.util.concurrent.Callable; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import java.util.concurrent.Future; import java.util.zip.ZipEntry; import java.util.zip.ZipOutputStream; import org.apache.commons.io.FileUtils; import org.apache.commons.io.output.NullOutputStream; import org.apache.tools.ant.Project; import org.apache.tools.ant.taskdefs.Chmod; import static org.junit.Assert.*; import static org.junit.Assume.assumeTrue; import static org.junit.Assume.assumeFalse; import org.junit.Ignore; import org.junit.Rule; import org.junit.Test; import org.junit.rules.TemporaryFolder; import org.jvnet.hudson.test.Issue; import org.mockito.Mockito; import static org.mockito.Mockito.*; /** * @author Kohsuke Kawaguchi */ public class FilePathTest { @Rule public ChannelRule channels = new ChannelRule(); @Rule public TemporaryFolder temp = new TemporaryFolder(); @Test public void copyTo() throws Exception { File tmp = temp.newFile(); FilePath f = new FilePath(channels.french, tmp.getPath()); f.copyTo(new NullStream()); assertTrue("target does not exist", tmp.exists()); assertTrue("could not delete target " + tmp.getPath(), tmp.delete()); } /** * An attempt to reproduce the file descriptor leak. * If this operation leaks a file descriptor, 2500 should be enough, I think. */ // TODO: this test is much too slow to be a traditional unit test. Should be extracted into some stress test // which is no part of the default test harness? @Test public void noFileLeakInCopyTo() throws Exception { for (int j = 0; j < 2500; j++) { File tmp = temp.newFile(); FilePath f = new FilePath(tmp); File tmp2 = temp.newFile(); FilePath f2 = new FilePath(channels.british, tmp2.getPath()); f.copyTo(f2); f.delete(); f2.delete(); } } /** * As we moved the I/O handling to another thread, there's a race condition in * {@link FilePath#copyTo(OutputStream)} — this method can return before * all the writes are delivered to {@link OutputStream}. * * <p> * To reproduce that problem, we use a large number of threads, so that we can * maximize the chance of out-of-order execution, and make sure we are * seeing the right byte count at the end. * * Also see JENKINS-7897 */ @Issue("JENKINS-7871") @Test public void noRaceConditionInCopyTo() throws Exception { final File tmp = temp.newFile(); int fileSize = 90000; givenSomeContentInFile(tmp, fileSize); List<Future<Integer>> results = whenFileIsCopied100TimesConcurrently(tmp); // THEN copied count was always equal the expected size for (Future<Integer> f : results) assertEquals(fileSize, f.get().intValue()); } private void givenSomeContentInFile(File file, int size) throws IOException { FileOutputStream os = new FileOutputStream(file); byte[] buf = new byte[size]; for (int i = 0; i < buf.length; i++) buf[i] = (byte) (i % 256); os.write(buf); os.close(); } private List<Future<Integer>> whenFileIsCopied100TimesConcurrently(final File file) throws InterruptedException { List<Callable<Integer>> r = new ArrayList<Callable<Integer>>(); for (int i = 0; i < 100; i++) { r.add(new Callable<Integer>() { public Integer call() throws Exception { class Sink extends OutputStream { private Exception closed; private volatile int count; private void checkNotClosed() throws IOException { if (closed != null) throw new IOException(closed); } @Override public void write(int b) throws IOException { count++; checkNotClosed(); } @Override public void write(byte[] b) throws IOException { count += b.length; checkNotClosed(); } @Override public void write(byte[] b, int off, int len) throws IOException { count += len; checkNotClosed(); } @Override public void close() throws IOException { closed = new Exception(); //if (size!=count) // fail(); } } FilePath f = new FilePath(channels.french, file.getPath()); Sink sink = new Sink(); f.copyTo(sink); return sink.count; } }); } ExecutorService es = Executors.newFixedThreadPool(100); try { return es.invokeAll(r); } finally { es.shutdown(); } } @Test public void repeatCopyRecursiveTo() throws Exception { // local->local copy used to return 0 if all files were "up to date" // should return number of files processed, whether or not they were copied or already current File src = temp.newFolder("src"); File dst = temp.newFolder("dst"); File.createTempFile("foo", ".tmp", src); FilePath fp = new FilePath(src); assertEquals(1, fp.copyRecursiveTo(new FilePath(dst))); // copy again should still report 1 assertEquals(1, fp.copyRecursiveTo(new FilePath(dst))); } @Issue("JENKINS-9540") @Test public void errorMessageInRemoteCopyRecursive() throws Exception { File src = temp.newFolder("src"); File dst = temp.newFolder("dst"); FilePath from = new FilePath(src); FilePath to = new FilePath(channels.british, dst.getAbsolutePath()); for (int i = 0; i < 10000; i++) { // TODO is there a simpler way to force the TarOutputStream to be flushed and the reader to start? // Have not found a way to make the failure guaranteed. OutputStream os = from.child("content" + i).write(); try { for (int j = 0; j < 1024; j++) { os.write('.'); } } finally { os.close(); } } FilePath toF = to.child("content0"); toF.write().close(); toF.chmod(0400); try { from.copyRecursiveTo(to); // on Windows this may just succeed; OK, test did not prove anything then } catch (IOException x) { if (Functions.printThrowable(x).contains("content0")) { // Fine, error message talks about permission denied. } else { throw x; } } finally { toF.chmod(700); } } @Issue("JENKINS-4039") @Test public void archiveBug() throws Exception { FilePath d = new FilePath(channels.french, temp.getRoot().getPath()); d.child("test").touch(0); d.zip(new NullOutputStream()); d.zip(new NullOutputStream(), "**/*"); } @Test public void normalization() throws Exception { compare("abc/def\\ghi", "abc/def\\ghi"); // allow mixed separators {// basic '.' trimming compare("./abc/def", "abc/def"); compare("abc/./def", "abc/def"); compare("abc/def/.", "abc/def"); compare(".\\abc\\def", "abc\\def"); compare("abc\\.\\def", "abc\\def"); compare("abc\\def\\.", "abc\\def"); } compare("abc/../def", "def"); compare("abc/def/../../ghi", "ghi"); compare("abc/./def/../././../ghi", "ghi"); // interleaving . and .. compare("../abc/def", "../abc/def"); // uncollapsible .. compare("abc/def/..", "abc"); compare("c:\\abc\\..", "c:\\"); // we want c:\\, not c: compare("c:\\abc\\def\\..", "c:\\abc"); compare("/abc/../", "/"); compare("abc/..", "."); compare(".", "."); // @Issue("JENKINS-5951") compare("C:\\Hudson\\jobs\\foo\\workspace/../../otherjob/workspace/build.xml", "C:\\Hudson\\jobs/otherjob/workspace/build.xml"); // Other cases that failed before compare("../../abc/def", "../../abc/def"); compare("..\\..\\abc\\def", "..\\..\\abc\\def"); compare("/abc//../def", "/def"); compare("c:\\abc\\\\..\\def", "c:\\def"); compare("/../abc/def", "/abc/def"); compare("c:\\..\\abc\\def", "c:\\abc\\def"); compare("abc/def/", "abc/def"); compare("abc\\def\\", "abc\\def"); // The new code can collapse extra separator chars compare("abc//def/\\//\\ghi", "abc/def/ghi"); compare("\\\\host\\\\abc\\\\\\def", "\\\\host\\abc\\def"); // don't collapse for \\ prefix compare("\\\\\\foo", "\\\\foo"); compare("//foo", "/foo"); // Other edge cases compare("abc/def/../../../ghi", "../ghi"); compare("\\abc\\def\\..\\..\\..\\ghi\\", "\\ghi"); } private void compare(String original, String answer) { assertEquals(answer, new FilePath((VirtualChannel) null, original).getRemote()); } @Issue("JENKINS-6494") @Test public void getParent() throws Exception { FilePath fp = new FilePath((VirtualChannel) null, "/abc/def"); assertEquals("/abc", (fp = fp.getParent()).getRemote()); assertEquals("/", (fp = fp.getParent()).getRemote()); assertNull(fp.getParent()); fp = new FilePath((VirtualChannel) null, "abc/def\\ghi"); assertEquals("abc/def", (fp = fp.getParent()).getRemote()); assertEquals("abc", (fp = fp.getParent()).getRemote()); assertNull(fp.getParent()); fp = new FilePath((VirtualChannel) null, "C:\\abc\\def"); assertEquals("C:\\abc", (fp = fp.getParent()).getRemote()); assertEquals("C:\\", (fp = fp.getParent()).getRemote()); assertNull(fp.getParent()); } private FilePath createFilePath(final File base, final String... path) throws IOException { File building = base; for (final String component : path) { building = new File(building, component); } FileUtils.touch(building); return new FilePath(building); } /** * Performs round-trip archiving for Tar handling methods. * @throws Exception test failure */ @Test public void compressTarUntarRoundTrip() throws Exception { checkTarUntarRoundTrip("compressTarUntarRoundTrip_zero", 0); checkTarUntarRoundTrip("compressTarUntarRoundTrip_small", 100); checkTarUntarRoundTrip("compressTarUntarRoundTrip_medium", 50000); } /** * Checks that big files (>8GB) can be archived and then unpacked. * This test is disabled by default due the impact on RAM. * The actual file size limit is 8589934591 bytes. * @throws Exception test failure */ @Issue("JENKINS-10629") @Ignore @Test public void archiveBigFile() throws Exception { final long largeFileSize = 9000000000L; // >8589934591 bytes final String filePrefix = "JENKINS-10629"; checkTarUntarRoundTrip(filePrefix, largeFileSize); } private void checkTarUntarRoundTrip(String filePrefix, long fileSize) throws Exception { final File tmpDir = temp.newFolder(filePrefix); final File tempFile = new File(tmpDir, filePrefix + ".log"); RandomAccessFile file = new RandomAccessFile(tempFile, "rw"); final File tarFile = new File(tmpDir, filePrefix + ".tar"); file.setLength(fileSize); assumeTrue(fileSize == file.length()); file.close(); // Compress archive final FilePath tmpDirPath = new FilePath(tmpDir); int tar = tmpDirPath.tar(new FileOutputStream(tarFile), tempFile.getName()); assertEquals("One file should have been compressed", 1, tar); // Decompress FilePath outDir = new FilePath(temp.newFolder(filePrefix + "_out")); final FilePath outFile = outDir.child(tempFile.getName()); tmpDirPath.child(tarFile.getName()).untar(outDir, TarCompression.NONE); assertEquals("Result file after the roundtrip differs from the initial file", new FilePath(tempFile).digest(), outFile.digest()); } @Test public void list() throws Exception { File baseDir = temp.getRoot(); final Set<FilePath> expected = new HashSet<FilePath>(); expected.add(createFilePath(baseDir, "top", "sub", "app.log")); expected.add(createFilePath(baseDir, "top", "sub", "trace.log")); expected.add(createFilePath(baseDir, "top", "db", "db.log")); expected.add(createFilePath(baseDir, "top", "db", "trace.log")); final FilePath[] result = new FilePath(baseDir).list("**"); assertEquals(expected, new HashSet<FilePath>(Arrays.asList(result))); } @Test public void listWithExcludes() throws Exception { File baseDir = temp.getRoot(); final Set<FilePath> expected = new HashSet<FilePath>(); expected.add(createFilePath(baseDir, "top", "sub", "app.log")); createFilePath(baseDir, "top", "sub", "trace.log"); expected.add(createFilePath(baseDir, "top", "db", "db.log")); createFilePath(baseDir, "top", "db", "trace.log"); final FilePath[] result = new FilePath(baseDir).list("**", "**/trace.log"); assertEquals(expected, new HashSet<FilePath>(Arrays.asList(result))); } @Test public void listWithDefaultExcludes() throws Exception { File baseDir = temp.getRoot(); final Set<FilePath> expected = new HashSet<FilePath>(); expected.add(createFilePath(baseDir, "top", "sub", "backup~")); expected.add(createFilePath(baseDir, "top", "CVS", "somefile,v")); expected.add(createFilePath(baseDir, "top", ".git", "config")); // none of the files are included by default (default includes true) assertEquals(0, new FilePath(baseDir).list("**", "").length); final FilePath[] result = new FilePath(baseDir).list("**", "", false); assertEquals(expected, new HashSet<FilePath>(Arrays.asList(result))); } @Issue("JENKINS-11073") @Test public void isUnix() { VirtualChannel dummy = Mockito.mock(VirtualChannel.class); FilePath winPath = new FilePath(dummy, " c:\\app\\hudson\\workspace\\3.8-jelly-db\\jdk/jdk1.6.0_21/label/sqlserver/profile/sqlserver\\acceptance-tests\\distribution.zip"); assertFalse(winPath.isUnix()); FilePath base = new FilePath(dummy, "c:\\app\\hudson\\workspace\\3.8-jelly-db"); FilePath middle = new FilePath(base, "jdk/jdk1.6.0_21/label/sqlserver/profile/sqlserver"); FilePath full = new FilePath(middle, "acceptance-tests\\distribution.zip"); assertFalse(full.isUnix()); FilePath unixPath = new FilePath(dummy, "/home/test"); assertTrue(unixPath.isUnix()); } /** * Tests that permissions are kept when using {@link FilePath#copyToWithPermission(FilePath)}. * Also tries to check that a problem with setting the last-modified date on Windows doesn't fail the whole copy * - well at least when running this test on a Windows OS. See JENKINS-11073 */ @Test public void copyToWithPermission() throws IOException, InterruptedException { File tmp = temp.getRoot(); File child = new File(tmp, "child"); FilePath childP = new FilePath(child); childP.touch(4711); Chmod chmodTask = new Chmod(); chmodTask.setProject(new Project()); chmodTask.setFile(child); chmodTask.setPerm("0400"); chmodTask.execute(); FilePath copy = new FilePath(channels.british, tmp.getPath()).child("copy"); childP.copyToWithPermission(copy); assertEquals(childP.mode(), copy.mode()); if (!Functions.isWindows()) { assertEquals(childP.lastModified(), copy.lastModified()); } // JENKINS-11073: // Windows seems to have random failures when setting the timestamp on newly generated // files. So test that: for (int i = 0; i < 100; i++) { copy = new FilePath(channels.british, tmp.getPath()).child("copy" + i); childP.copyToWithPermission(copy); } } @Test public void symlinkInTar() throws Exception { assumeFalse("can't test on Windows", Functions.isWindows()); FilePath tmp = new FilePath(temp.getRoot()); FilePath in = tmp.child("in"); in.mkdirs(); in.child("c").touch(0); in.child("b").symlinkTo("c", TaskListener.NULL); FilePath tar = tmp.child("test.tar"); in.tar(tar.write(), "**/*"); FilePath dst = in.child("dst"); tar.untar(dst, TarCompression.NONE); assertEquals("c", dst.child("b").readLink()); } @Issue("JENKINS-13649") @Test public void multiSegmentRelativePaths() throws Exception { VirtualChannel d = Mockito.mock(VirtualChannel.class); FilePath winPath = new FilePath(d, "c:\\app\\jenkins\\workspace"); FilePath nixPath = new FilePath(d, "/opt/jenkins/workspace"); assertEquals("c:\\app\\jenkins\\workspace\\foo\\bar\\manchu", new FilePath(winPath, "foo/bar/manchu").getRemote()); assertEquals("c:\\app\\jenkins\\workspace\\foo\\bar\\manchu", new FilePath(winPath, "foo\\bar/manchu").getRemote()); assertEquals("c:\\app\\jenkins\\workspace\\foo\\bar\\manchu", new FilePath(winPath, "foo\\bar\\manchu").getRemote()); assertEquals("/opt/jenkins/workspace/foo/bar/manchu", new FilePath(nixPath, "foo\\bar\\manchu").getRemote()); assertEquals("/opt/jenkins/workspace/foo/bar/manchu", new FilePath(nixPath, "foo/bar\\manchu").getRemote()); assertEquals("/opt/jenkins/workspace/foo/bar/manchu", new FilePath(nixPath, "foo/bar/manchu").getRemote()); } @Test public void validateAntFileMask() throws Exception { File tmp = temp.getRoot(); FilePath d = new FilePath(channels.french, tmp.getPath()); d.child("d1/d2/d3").mkdirs(); d.child("d1/d2/d3/f.txt").touch(0); d.child("d1/d2/d3/f.html").touch(0); d.child("d1/d2/f.txt").touch(0); assertValidateAntFileMask(null, d, "**/*.txt"); assertValidateAntFileMask(null, d, "d1/d2/d3/f.txt"); assertValidateAntFileMask(null, d, "**/*.html"); assertValidateAntFileMask(Messages.FilePath_validateAntFileMask_portionMatchButPreviousNotMatchAndSuggest( "**/*.js", "**", "**/*.js"), d, "**/*.js"); assertValidateAntFileMask(Messages.FilePath_validateAntFileMask_doesntMatchAnything("index.htm"), d, "index.htm"); assertValidateAntFileMask( Messages.FilePath_validateAntFileMask_doesntMatchAndSuggest("f.html", "d1/d2/d3/f.html"), d, "f.html"); // TODO lots more to test, e.g. multiple patterns separated by commas; ought to have full code coverage for this method } @SuppressWarnings("deprecation") private static void assertValidateAntFileMask(String expected, FilePath d, String fileMasks) throws Exception { assertEquals(expected, d.validateAntFileMask(fileMasks)); } @Issue("JENKINS-7214") @SuppressWarnings("deprecation") @Test public void validateAntFileMaskBounded() throws Exception { File tmp = temp.getRoot(); FilePath d = new FilePath(channels.french, tmp.getPath()); FilePath d2 = d.child("d1/d2"); d2.mkdirs(); for (int i = 0; i < 100; i++) { FilePath d3 = d2.child("d" + i); d3.mkdirs(); d3.child("f.txt").touch(0); } assertEquals(null, d.validateAntFileMask("d1/d2/**/f.txt")); assertEquals(null, d.validateAntFileMask("d1/d2/**/f.txt", 10)); assertEquals(Messages.FilePath_validateAntFileMask_portionMatchButPreviousNotMatchAndSuggest("**/*.js", "**", "**/*.js"), d.validateAntFileMask("**/*.js", 1000)); try { d.validateAntFileMask("**/*.js", 10); fail(); } catch (InterruptedException x) { // good } } @Issue("JENKINS-5253") public void testValidateCaseSensitivity() throws Exception { File tmp = Util.createTempDir(); try { FilePath d = new FilePath(channels.french, tmp.getPath()); d.child("d1/d2/d3").mkdirs(); d.child("d1/d2/d3/f.txt").touch(0); d.child("d1/d2/d3/f.html").touch(0); d.child("d1/d2/f.txt").touch(0); assertEquals(null, d.validateAntFileMask("**/d1/**/f.*", FilePath.VALIDATE_ANT_FILE_MASK_BOUND, true)); assertEquals(null, d.validateAntFileMask("**/d1/**/f.*", FilePath.VALIDATE_ANT_FILE_MASK_BOUND, false)); assertEquals(Messages.FilePath_validateAntFileMask_matchWithCaseInsensitive("**/D1/**/F.*"), d.validateAntFileMask("**/D1/**/F.*", FilePath.VALIDATE_ANT_FILE_MASK_BOUND, true)); assertEquals(null, d.validateAntFileMask("**/D1/**/F.*", FilePath.VALIDATE_ANT_FILE_MASK_BOUND, false)); } finally { Util.deleteRecursive(tmp); } } @Issue("JENKINS-15418") @Test public void deleteLongPathOnWindows() throws Exception { File tmp = temp.getRoot(); FilePath d = new FilePath(channels.french, tmp.getPath()); // construct a very long path StringBuilder sb = new StringBuilder(); while (sb.length() + tmp.getPath().length() < 260 - "very/".length()) { sb.append("very/"); } sb.append("pivot/very/very/long/path"); FilePath longPath = d.child(sb.toString()); longPath.mkdirs(); FilePath childInLongPath = longPath.child("file.txt"); childInLongPath.touch(0); File firstDirectory = new File(tmp.getAbsolutePath() + "/very"); Util.deleteRecursive(firstDirectory); assertFalse("Could not delete directory!", firstDirectory.exists()); } @Issue("JENKINS-16215") @Test public void installIfNecessaryAvoidsExcessiveDownloadsByUsingIfModifiedSince() throws Exception { File tmp = temp.getRoot(); final FilePath d = new FilePath(tmp); d.child(".timestamp").touch(123000); final HttpURLConnection con = mock(HttpURLConnection.class); final URL url = someUrlToZipFile(con); when(con.getResponseCode()).thenReturn(HttpURLConnection.HTTP_NOT_MODIFIED); assertFalse(d.installIfNecessaryFrom(url, null, null)); verify(con).setIfModifiedSince(123000); } @Issue("JENKINS-16215") @Test public void installIfNecessaryPerformsInstallation() throws Exception { File tmp = temp.getRoot(); final FilePath d = new FilePath(tmp); final HttpURLConnection con = mock(HttpURLConnection.class); final URL url = someUrlToZipFile(con); when(con.getResponseCode()).thenReturn(HttpURLConnection.HTTP_OK); when(con.getInputStream()).thenReturn(someZippedContent()); assertTrue(d.installIfNecessaryFrom(url, null, null)); } @Issue("JENKINS-26196") @Test public void installIfNecessarySkipsDownloadWhenErroneous() throws Exception { File tmp = temp.getRoot(); final FilePath d = new FilePath(tmp); d.child(".timestamp").touch(123000); final HttpURLConnection con = mock(HttpURLConnection.class); final URL url = someUrlToZipFile(con); when(con.getResponseCode()).thenReturn(HttpURLConnection.HTTP_GATEWAY_TIMEOUT); when(con.getResponseMessage()).thenReturn("Gateway Timeout"); when(con.getInputStream()).thenThrow(new ConnectException()); ByteArrayOutputStream baos = new ByteArrayOutputStream(); String message = "going ahead"; assertFalse(d.installIfNecessaryFrom(url, new StreamTaskListener(baos), message)); verify(con).setIfModifiedSince(123000); String log = baos.toString(); assertFalse(log, log.contains(message)); assertTrue(log, log.contains("504 Gateway Timeout")); } private URL someUrlToZipFile(final URLConnection con) throws IOException { final URLStreamHandler urlHandler = new URLStreamHandler() { @Override protected URLConnection openConnection(URL u) throws IOException { return con; } }; return new URL("http", "some-host", 0, "/some-path.zip", urlHandler); } private InputStream someZippedContent() throws IOException { final ByteArrayOutputStream buf = new ByteArrayOutputStream(); final ZipOutputStream zip = new ZipOutputStream(buf); zip.putNextEntry(new ZipEntry("abc")); zip.write("abc".getBytes()); zip.close(); return new ByteArrayInputStream(buf.toByteArray()); } @Issue("JENKINS-16846") @Test public void moveAllChildrenTo() throws IOException, InterruptedException { File tmp = temp.getRoot(); final String dirname = "sub"; final File top = new File(tmp, "test"); final File sub = new File(top, dirname); final File subsub = new File(sub, dirname); subsub.mkdirs(); final File subFile1 = new File(sub.getAbsolutePath() + "/file1.txt"); subFile1.createNewFile(); final File subFile2 = new File(subsub.getAbsolutePath() + "/file2.txt"); subFile2.createNewFile(); final FilePath src = new FilePath(sub); final FilePath dst = new FilePath(top); // test conflict subdir src.moveAllChildrenTo(dst); } @Issue("JENKINS-10629") @Test public void testEOFbrokenFlush() throws IOException, InterruptedException { final File srcFolder = temp.newFolder("src"); // simulate magic structure with magic sizes: // |- dir/pom.xml (2049) // |- pom.xml (2049) // \- small.tar (1537) final File smallTar = new File(srcFolder, "small.tar"); givenSomeContentInFile(smallTar, 1537); final File dir = new File(srcFolder, "dir"); dir.mkdirs(); final File pomFile = new File(dir, "pom.xml"); givenSomeContentInFile(pomFile, 2049); FileUtils.copyFileToDirectory(pomFile, srcFolder); final File archive = temp.newFile("archive.tar"); // Compress archive final FilePath tmpDirPath = new FilePath(srcFolder); int tarred = tmpDirPath.tar(new FileOutputStream(archive), "**"); assertEquals("One file should have been compressed", 3, tarred); // Decompress final File dstFolder = temp.newFolder("dst"); dstFolder.mkdirs(); FilePath outDir = new FilePath(dstFolder); // and now fail when flush is bad! tmpDirPath.child("../" + archive.getName()).untar(outDir, TarCompression.NONE); } }