1 files changed, 544 insertions, 0 deletions
diff --git a/src/java_tools/singlejar/javatests/com/google/devtools/build/zip/ZipReaderTest.java b/src/java_tools/singlejar/javatests/com/google/devtools/build/zip/ZipReaderTest.java
new file mode 100644
index 0000000000..dc2652ec03
--- /dev/null
+++ b/src/java_tools/singlejar/javatests/com/google/devtools/build/zip/ZipReaderTest.java
@@ -0,0 +1,544 @@
+// Copyright 2015 Google Inc. 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.zip;
+
+import static com.google.common.truth.Truth.assertThat;
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.junit.Assert.fail;
+
+import com.google.common.io.ByteStreams;
+import com.google.devtools.build.zip.ZipFileEntry.Compression;
+import com.google.devtools.build.zip.ZipFileEntry.Feature;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.junit.rules.TemporaryFolder;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.RandomAccessFile;
+import java.util.Calendar;
+import java.util.Collection;
+import java.util.Date;
+import java.util.zip.CRC32;
+import java.util.zip.Deflater;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipException;
+import java.util.zip.ZipOutputStream;
+
+@RunWith(JUnit4.class)
+public class ZipReaderTest {
+  private void assertDateWithin(Date testDate, Date start, Date end) {
+    if (testDate.before(start) || testDate.after(end)) {
+      fail();
+    }
+  }
+
+  private void assertDateAboutNow(Date testDate) {
+    Date now = new Date();
+    Calendar cal = Calendar.getInstance();
+    cal.setTime(now);
+    cal.add(Calendar.MINUTE, -30);
+    Date start = cal.getTime();
+    cal.add(Calendar.HOUR, 1);
+    Date end = cal.getTime();
+    assertDateWithin(testDate, start, end);
+  }
+
+  @Rule public TemporaryFolder tmp = new TemporaryFolder();
+  @Rule public ExpectedException thrown = ExpectedException.none();
+
+  private File test;
+
+  @Before public void setup() throws IOException {
+    test = tmp.newFile("test.zip");
+  }
+
+  @Test public void testMalformed_Empty() throws IOException {
+    try (FileOutputStream out = new FileOutputStream(test)) {
+    }
+    thrown.expect(ZipException.class);
+    thrown.expectMessage("is malformed. It does not contain an end of central directory record.");
+    new ZipReader(test, UTF_8).close();
+  }
+
+  @Test public void testMalformed_ShorterThanSignature() throws IOException {
+    try (FileOutputStream out = new FileOutputStream(test)) {
+      out.write(new byte[] { 1, 2, 3 });
+    }
+    thrown.expect(ZipException.class);
+    thrown.expectMessage("is malformed. It does not contain an end of central directory record.");
+    new ZipReader(test, UTF_8).close();
+  }
+
+  @Test public void testMalformed_SignatureLength() throws IOException {
+    try (FileOutputStream out = new FileOutputStream(test)) {
+      out.write(new byte[] { 1, 2, 3, 4 });
+    }
+    thrown.expect(ZipException.class);
+    thrown.expectMessage("is malformed. It does not contain an end of central directory record.");
+    new ZipReader(test, UTF_8).close();
+  }
+
+  @Test public void testEmpty() throws IOException {
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.entries()).isEmpty();
+    }
+  }
+
+  @Test public void testFileComment() throws IOException {
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      zout.setComment("test comment");
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.entries()).isEmpty();
+      assertThat(reader.getComment()).isEqualTo("test comment");
+    }
+  }
+
+  @Test public void testFileCommentWithSignature() throws IOException {
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      zout.setComment("test comment\u0050\u004b\u0005\u0006abcdefghijklmnopqrstuvwxyz");
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.entries()).isEmpty();
+      assertThat(reader.getComment())
+          .isEqualTo("test comment\u0050\u004b\u0005\u0006abcdefghijklmnopqrstuvwxyz");
+    }
+  }
+
+  @Test public void testSingleEntry() throws IOException {
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      zout.putNextEntry(new ZipEntry("test"));
+      zout.write("foo".getBytes(UTF_8));
+      zout.closeEntry();
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.entries()).hasSize(1);
+    }
+  }
+
+  @Test public void testMultipleEntries() throws IOException {
+    String[] names = new String[] { "test", "foo", "bar", "baz" };
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      for (String name : names) {
+        zout.putNextEntry(new ZipEntry(name));
+        zout.write(name.getBytes(UTF_8));
+        zout.closeEntry();
+      }
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.entries()).hasSize(names.length);
+      int i = 0;
+      for (ZipFileEntry entry : reader.entries()) {
+        assertThat(entry.getName()).isEqualTo(names[i++]);
+      }
+      assertThat(i).isEqualTo(names.length);
+    }
+  }
+
+  @Test public void testZipEntryFields() throws IOException {
+    CRC32 crc = new CRC32();
+    Deflater deflater = new Deflater(Deflater.DEFAULT_COMPRESSION, true);
+    long date = 791784306000L; // 2/3/1995 04:05:06
+    byte[] extra = new ExtraData((short) 0xaa, new byte[] { (byte) 0xbb, (byte) 0xcd }).getBytes();
+    byte[] tmp = new byte[128];
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+
+      ZipEntry foo = new ZipEntry("foo");
+      foo.setComment("foo comment.");
+      foo.setMethod(ZipEntry.DEFLATED);
+      foo.setTime(date);
+      foo.setExtra(extra);
+      zout.putNextEntry(foo);
+      zout.write("foo".getBytes(UTF_8));
+      zout.closeEntry();
+
+      ZipEntry bar = new ZipEntry("bar");
+      bar.setComment("bar comment.");
+      bar.setMethod(ZipEntry.STORED);
+      bar.setSize("bar".length());
+      bar.setCompressedSize("bar".length());
+      crc.reset();
+      crc.update("bar".getBytes(UTF_8));
+      bar.setCrc(crc.getValue());
+      zout.putNextEntry(bar);
+      zout.write("bar".getBytes(UTF_8));
+      zout.closeEntry();
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("foo");
+      assertThat(fooEntry.getName()).isEqualTo("foo");
+      assertThat(fooEntry.getComment()).isEqualTo("foo comment.");
+      assertThat(fooEntry.getMethod()).isEqualTo(Compression.DEFLATED);
+      assertThat(fooEntry.getVersion()).isEqualTo(Compression.DEFLATED.getMinVersion());
+      assertThat(fooEntry.getTime()).isEqualTo(date);
+      assertThat(fooEntry.getSize()).isEqualTo("foo".length());
+      deflater.reset();
+      deflater.setInput("foo".getBytes(UTF_8));
+      deflater.finish();
+      assertThat(fooEntry.getCompressedSize()).isEqualTo(deflater.deflate(tmp));
+      crc.reset();
+      crc.update("foo".getBytes(UTF_8));
+      assertThat(fooEntry.getCrc()).isEqualTo(crc.getValue());
+      assertThat(fooEntry.getExtra().getBytes()).isEqualTo(extra);
+
+      ZipFileEntry barEntry = reader.getEntry("bar");
+      assertThat(barEntry.getName()).isEqualTo("bar");
+      assertThat(barEntry.getComment()).isEqualTo("bar comment.");
+      assertThat(barEntry.getMethod()).isEqualTo(Compression.STORED);
+      assertThat(barEntry.getVersion()).isEqualTo(Compression.STORED.getMinVersion());
+      assertDateAboutNow(new Date(barEntry.getTime()));
+      assertThat(barEntry.getSize()).isEqualTo("bar".length());
+      assertThat(barEntry.getCompressedSize()).isEqualTo("bar".length());
+      crc.reset();
+      crc.update("bar".getBytes(UTF_8));
+      assertThat(barEntry.getCrc()).isEqualTo(crc.getValue());
+      assertThat(barEntry.getExtra().getBytes()).isEqualTo(new byte[] {});
+    }
+  }
+
+  @Test public void testZipEntryInvalidTime() throws IOException {
+    long date = 312796800000L; // 11/30/1979 00:00:00, which is also 0 in DOS format
+    byte[] extra = new ExtraData((short) 0xaa, new byte[] { (byte) 0xbb, (byte) 0xcd }).getBytes();
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      ZipEntry foo = new ZipEntry("foo");
+      foo.setComment("foo comment.");
+      foo.setMethod(ZipEntry.DEFLATED);
+      foo.setTime(date);
+      foo.setExtra(extra);
+      zout.putNextEntry(foo);
+      zout.write("foo".getBytes(UTF_8));
+      zout.closeEntry();
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("foo");
+      assertThat(fooEntry.getTime()).isEqualTo(ZipUtil.DOS_EPOCH);
+    }
+  }
+
+  @Test public void testRawFileData() throws IOException {
+    CRC32 crc = new CRC32();
+    Deflater deflator = new Deflater(Deflater.DEFAULT_COMPRESSION, true);
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      ZipEntry foo = new ZipEntry("foo");
+      foo.setComment("foo comment.");
+      foo.setMethod(ZipEntry.DEFLATED);
+      zout.putNextEntry(foo);
+      zout.write("foo".getBytes(UTF_8));
+      zout.closeEntry();
+
+      ZipEntry bar = new ZipEntry("bar");
+      bar.setComment("bar comment.");
+      bar.setMethod(ZipEntry.STORED);
+      bar.setSize("bar".length());
+      bar.setCompressedSize("bar".length());
+      crc.reset();
+      crc.update("bar".getBytes(UTF_8));
+      bar.setCrc(crc.getValue());
+      zout.putNextEntry(bar);
+      zout.write("bar".getBytes(UTF_8));
+      zout.closeEntry();
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("foo");
+      InputStream fooIn = reader.getRawInputStream(fooEntry);
+      byte[] fooData = new byte[10];
+      fooIn.read(fooData);
+      byte[] expectedFooData = new byte[10];
+      deflator.reset();
+      deflator.setInput("foo".getBytes(UTF_8));
+      deflator.finish();
+      deflator.deflate(expectedFooData);
+      assertThat(fooData).isEqualTo(expectedFooData);
+
+      ZipFileEntry barEntry = reader.getEntry("bar");
+      InputStream barIn = reader.getRawInputStream(barEntry);
+      byte[] barData = new byte[3];
+      barIn.read(barData);
+      byte[] expectedBarData = "bar".getBytes(UTF_8);
+      assertThat(barData).isEqualTo(expectedBarData);
+
+      assertThat(barIn.read()).isEqualTo(-1);
+      assertThat(barIn.read(barData)).isEqualTo(-1);
+      assertThat(barIn.read(barData, 0, 3)).isEqualTo(-1);
+
+      thrown.expect(IOException.class);
+      thrown.expectMessage("Reset is not supported on this type of stream.");
+      barIn.reset();
+    }
+  }
+
+  @Test public void testFileData() throws IOException {
+    CRC32 crc = new CRC32();
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      ZipEntry foo = new ZipEntry("foo");
+      foo.setComment("foo comment.");
+      foo.setMethod(ZipEntry.DEFLATED);
+      zout.putNextEntry(foo);
+      zout.write("foo".getBytes(UTF_8));
+      zout.closeEntry();
+
+      ZipEntry bar = new ZipEntry("bar");
+      bar.setComment("bar comment.");
+      bar.setMethod(ZipEntry.STORED);
+      bar.setSize("bar".length());
+      bar.setCompressedSize("bar".length());
+      crc.reset();
+      crc.update("bar".getBytes(UTF_8));
+      bar.setCrc(crc.getValue());
+      zout.putNextEntry(bar);
+      zout.write("bar".getBytes(UTF_8));
+      zout.closeEntry();
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("foo");
+      InputStream fooIn = reader.getInputStream(fooEntry);
+      byte[] fooData = new byte[3];
+      fooIn.read(fooData);
+      byte[] expectedFooData = "foo".getBytes(UTF_8);
+      assertThat(fooData).isEqualTo(expectedFooData);
+
+      assertThat(fooIn.read()).isEqualTo(-1);
+      assertThat(fooIn.read(fooData)).isEqualTo(-1);
+      assertThat(fooIn.read(fooData, 0, 3)).isEqualTo(-1);
+
+      ZipFileEntry barEntry = reader.getEntry("bar");
+      InputStream barIn = reader.getInputStream(barEntry);
+      byte[] barData = new byte[3];
+      barIn.read(barData);
+      byte[] expectedBarData = "bar".getBytes(UTF_8);
+      assertThat(barData).isEqualTo(expectedBarData);
+
+      assertThat(barIn.read()).isEqualTo(-1);
+      assertThat(barIn.read(barData)).isEqualTo(-1);
+      assertThat(barIn.read(barData, 0, 3)).isEqualTo(-1);
+
+      thrown.expect(IOException.class);
+      thrown.expectMessage("Reset is not supported on this type of stream.");
+      barIn.reset();
+    }
+  }
+
+  @Test public void testSimultaneousReads() throws IOException {
+    byte[] expectedFooData = "This if file foo. It contains a foo.".getBytes(UTF_8);
+    byte[] expectedBarData = "This is a different file bar. It contains only a bar."
+        .getBytes(UTF_8);
+    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
+      ZipEntry foo = new ZipEntry("foo");
+      foo.setComment("foo comment.");
+      foo.setMethod(ZipEntry.DEFLATED);
+      zout.putNextEntry(foo);
+      zout.write(expectedFooData);
+      zout.closeEntry();
+
+      ZipEntry bar = new ZipEntry("bar");
+      bar.setComment("bar comment.");
+      bar.setMethod(ZipEntry.DEFLATED);
+      zout.putNextEntry(bar);
+      zout.write(expectedBarData);
+      zout.closeEntry();
+    }
+
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("foo");
+      ZipFileEntry barEntry = reader.getEntry("bar");
+      InputStream fooIn = reader.getInputStream(fooEntry);
+      InputStream barIn = reader.getInputStream(barEntry);
+      byte[] fooData = new byte[expectedFooData.length];
+      byte[] barData = new byte[expectedBarData.length];
+      fooIn.read(fooData, 0, 10);
+      barIn.read(barData, 0, 10);
+      fooIn.read(fooData, 10, 10);
+      barIn.read(barData, 10, 10);
+      fooIn.read(fooData, 20, fooData.length - 20);
+      barIn.read(barData, 20, barData.length - 20);
+      assertThat(fooData).isEqualTo(expectedFooData);
+      assertThat(barData).isEqualTo(expectedBarData);
+    }
+  }
+
+  @Test public void testZip64() throws IOException {
+    // Generated with: 'echo "foo" > entry; zip -fz -q out.zip entry'
+    byte[] data = new byte[] {
+        0x50, 0x4b, 0x03, 0x04, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5d, (byte) 0x86, (byte) 0xa6,
+        0x46, (byte) 0xa8, 0x65, 0x32, 0x7e, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
+        (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x05, 0x00, 0x30, 0x00, 0x65, 0x6e,
+        0x74, 0x72, 0x79, 0x55, 0x54, 0x09, 0x00, 0x03, (byte) 0xb2, 0x7e, 0x4a, 0x55, (byte) 0xb2,
+        0x7e, 0x4a, 0x55, 0x75, 0x78, 0x0b, 0x00, 0x01, 0x04, 0x46, 0x3a, 0x04, 0x00, 0x04,
+        (byte) 0x88, 0x13, 0x00, 0x00, 0x01, 0x00, 0x10, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x6f, 0x6f, 0x0a, 0x50,
+        0x4b, 0x01, 0x02, 0x1e, 0x03, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5d, (byte) 0x86,
+        (byte) 0xa6, 0x46, (byte) 0xa8, 0x65, 0x32, 0x7e, 0x04, 0x00, 0x00, 0x00, (byte) 0xff,
+        (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x05, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x00, 0x00, 0x00, (byte) 0xa0, (byte) 0x81, 0x00, 0x00, 0x00, 0x00, 0x65, 0x6e, 0x74, 0x72,
+        0x79, 0x55, 0x54, 0x05, 0x00, 0x03, (byte) 0xb2, 0x7e, 0x4a, 0x55, 0x75, 0x78, 0x0b, 0x00,
+        0x01, 0x04, 0x46, 0x3a, 0x04, 0x00, 0x04, (byte) 0x88, 0x13, 0x00, 0x00, 0x01, 0x00, 0x08,
+        0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x06, 0x06, 0x2c, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1e, 0x03, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x57, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x06, 0x07, 0x00, 0x00, 0x00, 0x00, (byte) 0xae,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x05, 0x06,
+        0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x57, 0x00, 0x00, 0x00, (byte) 0xff,
+        (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x00, 0x00
+      };
+
+    try (FileOutputStream out = new FileOutputStream(test)) {
+      out.write(data);
+    }
+    String foo = "foo\n";
+    byte[] expectedFooData = foo.getBytes(UTF_8);
+    ExtraDataList extras = new ExtraDataList();
+    extras.add(new ExtraData((short) 0x0001, ZipUtil.longToLittleEndian(expectedFooData.length)));
+    byte[] extra = extras.getBytes();
+    CRC32 crc = new CRC32();
+    crc.reset();
+    crc.update(expectedFooData);
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      ZipFileEntry fooEntry = reader.getEntry("entry");
+      InputStream fooIn = reader.getInputStream(fooEntry);
+      byte[] fooData = new byte[expectedFooData.length];
+      fooIn.read(fooData);
+      assertThat(fooData).isEqualTo(expectedFooData);
+      assertThat(fooEntry.getName()).isEqualTo("entry");
+      assertThat(fooEntry.getComment()).isEqualTo("");
+      assertThat(fooEntry.getMethod()).isEqualTo(Compression.STORED);
+      assertThat(fooEntry.getVersionNeeded()).isEqualTo(Feature.ZIP64_SIZE.getMinVersion());
+      assertThat(fooEntry.getSize()).isEqualTo(expectedFooData.length);
+      assertThat(fooEntry.getCompressedSize()).isEqualTo(expectedFooData.length);
+      assertThat(fooEntry.getCrc()).isEqualTo(crc.getValue());
+      assertThat(fooEntry.getExtra().get((short) 0x0001).getBytes()).isEqualTo(extra);
+    }
+  }
+
+  @Test public void testZip64_Potential() throws IOException {
+    try (ZipWriter writer = new ZipWriter(new FileOutputStream(test), UTF_8, true)) {
+      ZipFileEntry template = new ZipFileEntry("template");
+      template.setSize(0);
+      template.setCompressedSize(0);
+      template.setCrc(0);
+      template.setTime(ZipUtil.DOS_EPOCH);
+      for (int i = 0; i < 0xffff; i++) {
+        ZipFileEntry entry = new ZipFileEntry(template);
+        entry.setName("entry" + i);
+        writer.putNextEntry(entry);
+      }
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8, true)) {
+      Collection<ZipFileEntry> entries = reader.entries();
+      assertThat(entries).hasSize(0xffff);
+    }
+  }
+
+  @Test public void testZip64_NumFiles() throws IOException {
+    try (ZipWriter writer = new ZipWriter(new FileOutputStream(test), UTF_8, true)) {
+      ZipFileEntry template = new ZipFileEntry("template");
+      template.setSize(0);
+      template.setCompressedSize(0);
+      template.setCrc(0);
+      template.setTime(ZipUtil.DOS_EPOCH);
+      for (int i = 0; i < 0x100ff; i++) {
+        ZipFileEntry entry = new ZipFileEntry(template);
+        entry.setName("entry" + i);
+        writer.putNextEntry(entry);
+      }
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8, true)) {
+      Collection<ZipFileEntry> entries = reader.entries();
+      assertThat(entries).hasSize(0x100ff);
+    }
+  }
+
+  @Test public void testZip64_Max32BitSizeFile() throws IOException {
+    File bigFile = tmp.newFile("big");
+    try (RandomAccessFile bigOut = new RandomAccessFile(bigFile, "rw")) {
+      bigOut.setLength(0xffffffffL);
+    }
+    try (ZipWriter writer = new ZipWriter(new FileOutputStream(test), UTF_8, true)) {
+      ZipFileEntry bigEntry = new ZipFileEntry(bigFile.getName());
+      bigEntry.setSize(0xffffffffL);
+      bigEntry.setCompressedSize(0xffffffffL);
+      bigEntry.setCrc(0);
+      bigEntry.setTime(ZipUtil.DOS_EPOCH);
+      writer.putNextEntry(bigEntry);
+      ByteStreams.copy(new BufferedInputStream(new FileInputStream(bigFile)), writer);
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      Collection<ZipFileEntry> entries = reader.entries();
+      assertThat(entries).hasSize(1);
+      ZipFileEntry bigEntry = reader.getEntry(bigFile.getName());
+      assertThat(bigEntry.getSize()).isEqualTo(0xffffffffL);
+    }
+  }
+
+  @Test public void testZip64_Zip64SizeFile() throws IOException {
+    File biggerFile = tmp.newFile("big");
+    try (RandomAccessFile biggerOut = new RandomAccessFile(biggerFile, "rw")) {
+      biggerOut.setLength(0x1000000ffL);
+    }
+    try (ZipWriter writer = new ZipWriter(new FileOutputStream(test), UTF_8, true)) {
+      ZipFileEntry bigEntry = new ZipFileEntry(biggerFile.getName());
+      bigEntry.setSize(0x1000000ffL);
+      bigEntry.setCompressedSize(0x1000000ffL);
+      bigEntry.setCrc(0);
+      bigEntry.setTime(ZipUtil.DOS_EPOCH);
+      writer.putNextEntry(bigEntry);
+      ByteStreams.copy(new BufferedInputStream(new FileInputStream(biggerFile)), writer);
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      Collection<ZipFileEntry> entries = reader.entries();
+      assertThat(entries).hasSize(1);
+      ZipFileEntry bigEntry = reader.getEntry(biggerFile.getName());
+      assertThat(bigEntry.getSize()).isEqualTo(0x1000000ffL);
+    }
+  }
+
+  @Test public void testZip64_FileCount_Zip64Range_ForceZip32() throws IOException {
+    try (ZipWriter writer = new ZipWriter(new FileOutputStream(test), UTF_8, false)) {
+      ZipFileEntry template = new ZipFileEntry("template");
+      template.setSize(0);
+      template.setCompressedSize(0);
+      template.setCrc(0);
+      template.setTime(ZipUtil.DOS_EPOCH);
+      for (int i = 0; i < 0x100ff; i++) {
+        ZipFileEntry entry = new ZipFileEntry(template);
+        entry.setName("entry" + i);
+        writer.putNextEntry(entry);
+      }
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8)) {
+      assertThat(reader.size()).isEqualTo(0x100ff);
+    }
+    try (ZipReader reader = new ZipReader(test, UTF_8, true)) {
+      assertThat(reader.size()).isEqualTo(0x00ff);
+    }
+  }
+}