4759491: method ZipEntry.setTime(long) works incorrectly
6303183: Support NTFS and Unix-style timestamps for entries in Zip files
7012856: (zipfs) Newly created entry in zip file system should set all file times non-null values.
7012868: (zipfs) file times of entry in zipfs should always be the same regardless of TimeZone.
Summary: to add suuport of Info-ZIP extended timestamp in extra data fields
Reviewed-by: martin, alanb
diff --git a/test/java/util/zip/TestExtraTime.java b/test/java/util/zip/TestExtraTime.java
new file mode 100644
index 0000000..6af11b1
--- /dev/null
+++ b/test/java/util/zip/TestExtraTime.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 4759491 6303183 7012868
+ * @summary Test ZOS and ZIS timestamp in extra field correctly
+ */
+
+import java.io.*;
+import java.util.TimeZone;
+import java.util.concurrent.TimeUnit;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+import java.util.zip.ZipOutputStream;
+
+
+public class TestExtraTime {
+
+    public static void main(String[] args) throws Throwable{
+
+        File src = new File(System.getProperty("test.src", "."), "TestExtraTime.java");
+        if (src.exists()) {
+            long mtime = src.lastModified();
+            test(mtime, null);
+            test(10, null);  // ms-dos 1980 epoch problem
+            test(mtime, TimeZone.getTimeZone("Asia/Shanghai"));
+        }
+    }
+
+    private static void test(long mtime, TimeZone tz) throws Throwable {
+        TimeZone tz0 = TimeZone.getDefault();
+        if (tz != null) {
+            TimeZone.setDefault(tz);
+        }
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        ZipOutputStream zos = new ZipOutputStream(baos);
+        ZipEntry ze = new ZipEntry("TestExtreTime.java");
+
+        ze.setTime(mtime);
+        zos.putNextEntry(ze);
+        zos.write(new byte[] { 1,2 ,3, 4});
+        zos.close();
+        if (tz != null) {
+            TimeZone.setDefault(tz0);
+        }
+        ZipInputStream zis = new ZipInputStream(
+                                 new ByteArrayInputStream(baos.toByteArray()));
+        ze = zis.getNextEntry();
+        zis.close();
+
+        System.out.printf("%tc  => %tc%n", mtime, ze.getTime());
+
+        if (TimeUnit.MILLISECONDS.toSeconds(mtime) !=
+            TimeUnit.MILLISECONDS.toSeconds(ze.getTime()))
+            throw new RuntimeException("Timestamp storing failed!");
+
+    }
+}