1 /*
 2  * Copyright (c) 2015, 2021, 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
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
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20  * or visit www.oracle.com if you need additional information or have any
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24 
25 /*
26  * @test
27  * @summary Check most common errors in file format
28  * @requires vm.cds.write.archived.java.heap
29  * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
30  * @build HelloString
31  * @run driver InvalidFileFormat
32  */
33 
34 import java.io.File;
35 import jdk.test.lib.cds.CDSTestUtils;
36 import jdk.test.lib.process.OutputAnalyzer;
37 
38 // Checking most common error use cases
39 // This file is not an exhastive test of various shared data file corruption
40 // Note on usability intent: the shared data file is created and handled by
41 // the previledge person in the server environment.
42 public class InvalidFileFormat {
43     public static void main(String[] args) throws Exception {
44         SharedStringsUtils.run(args, InvalidFileFormat::test);
45     }
46 
47     public static void test(String[] args) throws Exception {
48         SharedStringsUtils.buildJar("HelloString");
49 
50         test("NonExistentFile.txt", "Unable to get hashtable dump file size");
51         test("InvalidHeader.txt", "wrong version of hashtable dump file");
52         test("InvalidVersion.txt", "wrong version of hashtable dump file");
53         test("CorruptDataLine.txt", "Unknown data type. Corrupted at line 2");
54         test("InvalidSymbol.txt", "Unexpected character. Corrupted at line 2");
55         test("InvalidSymbolFormat.txt", "Unrecognized format. Corrupted at line 9");
56         test("OverflowPrefix.txt", "Num overflow. Corrupted at line 4");
57         test("UnrecognizedPrefix.txt", "Unrecognized format. Corrupted at line 5");
58         test("TruncatedString.txt", "Truncated. Corrupted at line 3");
59         test("LengthOverflow.txt", "string length too large: 2147483647");
60     }
61 
62     private static void
63         test(String dataFileName, String expectedWarning) throws Exception {
64         System.out.println("Filename for testcase: " + dataFileName);
65 
66         OutputAnalyzer out = SharedStringsUtils.dumpWithoutChecks(TestCommon.list("HelloString"),
67                                  "invalidFormat" + File.separator + dataFileName);
68 
69         CDSTestUtils.checkMappingFailure(out);
70         out.shouldContain(expectedWarning).shouldHaveExitValue(1);
71     }
72 
73 }