SafeFetchInErrorHandlingTest.java revision 8359:ed6389f70257 
1/*
2 * Copyright (c) 2015, 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
24import java.io.BufferedReader;
25import java.io.File;
26import java.io.FileInputStream;
27import java.io.InputStreamReader;
28import java.util.regex.Pattern;
29
30import jdk.test.lib.OutputAnalyzer;
31import jdk.test.lib.Platform;
32import jdk.test.lib.ProcessTools;
33
34/*
35 * @test
36 * @bug 8074552
37 * @summary SafeFetch32 and SafeFetchN do not work in error handling
38 * @library /testlibrary
39 * @author Thomas Stuefe (SAP)
40 */
41
42public class SafeFetchInErrorHandlingTest {
43
44
45  public static void main(String[] args) throws Exception {
46
47    if (!Platform.isDebugBuild() || Platform.isZero()) {
48      return;
49    }
50
51    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
52        "-XX:+UnlockDiagnosticVMOptions",
53        "-Xmx100M",
54        "-XX:ErrorHandlerTest=14",
55        "-XX:+TestSafeFetchInErrorHandler",
56        "-XX:-CreateCoredumpOnCrash",
57        "-version");
58
59    OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
60
61    // we should have crashed with a SIGSEGV
62    output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*");
63    output_detail.shouldMatch("# +(?:SIGSEGV|EXCEPTION_ACCESS_VIOLATION).*");
64
65    // extract hs-err file
66    String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1);
67    if (hs_err_file == null) {
68      throw new RuntimeException("Did not find hs-err file in output.\n");
69    }
70
71    File f = new File(hs_err_file);
72    if (!f.exists()) {
73      throw new RuntimeException("hs-err file missing at "
74          + f.getAbsolutePath() + ".\n");
75    }
76
77    System.out.println("Found hs_err file. Scanning...");
78
79    FileInputStream fis = new FileInputStream(f);
80    BufferedReader br = new BufferedReader(new InputStreamReader(fis));
81    String line = null;
82
83    Pattern [] pattern = new Pattern[] {
84        Pattern.compile("Will test SafeFetch..."),
85        Pattern.compile("SafeFetch OK."),
86    };
87    int currentPattern = 0;
88
89    String lastLine = null;
90    while ((line = br.readLine()) != null) {
91      if (currentPattern < pattern.length) {
92        if (pattern[currentPattern].matcher(line).matches()) {
93          System.out.println("Found: " + line + ".");
94          currentPattern ++;
95        }
96      }
97      lastLine = line;
98    }
99    br.close();
100
101    if (currentPattern < pattern.length) {
102      throw new RuntimeException("hs-err file incomplete (first missing pattern: " +  currentPattern + ")");
103    }
104
105    if (!lastLine.equals("END.")) {
106      throw new RuntimeException("hs-err file incomplete (missing END marker.)");
107    } else {
108      System.out.println("End marker found.");
109    }
110
111    System.out.println("OK.");
112
113  }
114
115}
116
117