1 /*
   2  * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /*
  26  * @test
  27  * @summary Check most common errors in file format
  28  * @requires vm.cds.archived.java.heap
  29  * @library /test/lib /test/hotspot/jtreg/runtime/appcds
  30  * @modules java.base/jdk.internal.misc
  31  * @modules java.management
  32  *          jdk.jartool/sun.tools.jar
  33  * @build HelloString
  34  * @run main InvalidFileFormat
  35  * @run main/othervm -XX:+UseStringDeduplication InvalidFileFormat
  36  * @run main/othervm -XX:-CompactStrings InvalidFileFormat
  37  */
  38 
  39 import java.io.File;
  40 import jdk.test.lib.cds.CDSTestUtils;
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 import jtreg.SkippedException;
  43 
  44 // Checking most common error use cases
  45 // This file is not an exhastive test of various shared data file corruption
  46 // Note on usability intent: the shared data file is created and handled by
  47 // the previledge person in the server environment.
  48 public class InvalidFileFormat {
  49     public static void main(String[] args) throws Exception {
  50         SharedStringsUtils.buildJar("HelloString");
  51 
  52         test("NonExistentFile.txt", "Unable to get hashtable dump file size");
  53         test("InvalidHeader.txt", "wrong version of hashtable dump file");
  54         test("InvalidVersion.txt", "wrong version of hashtable dump file");
  55         test("CorruptDataLine.txt", "Unknown data type. Corrupted at line 2");
  56         test("InvalidSymbol.txt", "Unexpected character. Corrupted at line 2");
  57         test("InvalidSymbolFormat.txt", "Unrecognized format. Corrupted at line 9");
  58         test("OverflowPrefix.txt", "Num overflow. Corrupted at line 4");
  59         test("UnrecognizedPrefix.txt", "Unrecognized format. Corrupted at line 5");
  60         test("TruncatedString.txt", "Truncated. Corrupted at line 3");
  61     }
  62 
  63     private static void
  64         test(String dataFileName, String expectedWarning) throws Exception {
  65         System.out.println("Filename for testcase: " + dataFileName);
  66 
  67         OutputAnalyzer out = SharedStringsUtils.dumpWithoutChecks(TestCommon.list("HelloString"),
  68                                  "invalidFormat" + File.separator + dataFileName);
  69 
  70         if (CDSTestUtils.isUnableToMap(out)) {
  71             throw new SkippedException(CDSTestUtils.UnableToMapMsg);
  72         } else {
  73             out.shouldContain(expectedWarning).shouldHaveExitValue(1);
  74         }
  75     }
  76 
  77 }