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 jdk.jartool/sun.tools.jar

    31  * @build HelloString

    32  * @run driver InvalidFileFormat

    33  */

    34 

    35 import java.io.File;

    36 import jdk.test.lib.cds.CDSTestUtils;

    37 import jdk.test.lib.process.OutputAnalyzer;

    38 

    39 // Checking most common error use cases

    40 // This file is not an exhastive test of various shared data file corruption

    41 // Note on usability intent: the shared data file is created and handled by

    42 // the previledge person in the server environment.

    43 public class InvalidFileFormat {

    44     public static void main(String[] args) throws Exception {

    45         SharedStringsUtils.run(args, InvalidFileFormat::test);

    46     }

    47 

    48     public static void test(String[] args) throws Exception {

    49         SharedStringsUtils.buildJar("HelloString");

    50 

    51         test("NonExistentFile.txt", "Unable to get hashtable dump file size");

    52         test("InvalidHeader.txt", "wrong version of hashtable dump file");

    53         test("InvalidVersion.txt", "wrong version of hashtable dump file");

    54         test("CorruptDataLine.txt", "Unknown data type. Corrupted at line 2");

    55         test("InvalidSymbol.txt", "Unexpected character. Corrupted at line 2");

    56         test("InvalidSymbolFormat.txt", "Unrecognized format. Corrupted at line 9");

    57         test("OverflowPrefix.txt", "Num overflow. Corrupted at line 4");

    58         test("UnrecognizedPrefix.txt", "Unrecognized format. Corrupted at line 5");

    59         test("TruncatedString.txt", "Truncated. Corrupted at line 3");

    60         test("LengthOverflow.txt", "string length too large: 2147483647");

    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         CDSTestUtils.checkMappingFailure(out);

    71         out.shouldContain(expectedWarning).shouldHaveExitValue(1);

    72     }

    73 

    74 }