test/hotspot/jtreg/runtime/ErrorHandling/SafeFetchInErrorHandlingTest.java
changeset 47216 71c04702a3d5
parent 40631 ed82623d7831
child 57918 edc00278955d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/ErrorHandling/SafeFetchInErrorHandlingTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2015, 2016, 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.
+ */
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.util.regex.Pattern;
+
+import jdk.test.lib.process.OutputAnalyzer;
+import jdk.test.lib.Platform;
+import jdk.test.lib.process.ProcessTools;
+
+/*
+ * @test
+ * @bug 8074552
+ * @summary SafeFetch32 and SafeFetchN do not work in error handling
+ * @modules java.base/jdk.internal.misc
+ * @library /test/lib
+ * @author Thomas Stuefe (SAP)
+ */
+
+public class SafeFetchInErrorHandlingTest {
+
+
+  public static void main(String[] args) throws Exception {
+
+    if (!Platform.isDebugBuild() || Platform.isZero()) {
+      return;
+    }
+
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:+UnlockDiagnosticVMOptions",
+        "-Xmx100M",
+        "-XX:ErrorHandlerTest=14",
+        "-XX:+TestSafeFetchInErrorHandler",
+        "-XX:-CreateCoredumpOnCrash",
+        "-version");
+
+    OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
+
+    // we should have crashed with a SIGSEGV
+    output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*");
+    output_detail.shouldMatch("# +(?:SIGSEGV|EXCEPTION_ACCESS_VIOLATION).*");
+
+    // extract hs-err file
+    String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1);
+    if (hs_err_file == null) {
+      throw new RuntimeException("Did not find hs-err file in output.\n");
+    }
+
+    File f = new File(hs_err_file);
+    if (!f.exists()) {
+      throw new RuntimeException("hs-err file missing at "
+          + f.getAbsolutePath() + ".\n");
+    }
+
+    System.out.println("Found hs_err file. Scanning...");
+
+    FileInputStream fis = new FileInputStream(f);
+    BufferedReader br = new BufferedReader(new InputStreamReader(fis));
+    String line = null;
+
+    Pattern [] pattern = new Pattern[] {
+        Pattern.compile("Will test SafeFetch..."),
+        Pattern.compile("SafeFetch OK."),
+    };
+    int currentPattern = 0;
+
+    String lastLine = null;
+    while ((line = br.readLine()) != null) {
+      if (currentPattern < pattern.length) {
+        if (pattern[currentPattern].matcher(line).matches()) {
+          System.out.println("Found: " + line + ".");
+          currentPattern ++;
+        }
+      }
+      lastLine = line;
+    }
+    br.close();
+
+    if (currentPattern < pattern.length) {
+      throw new RuntimeException("hs-err file incomplete (first missing pattern: " +  currentPattern + ")");
+    }
+
+    if (!lastLine.equals("END.")) {
+      throw new RuntimeException("hs-err file incomplete (missing END marker.)");
+    } else {
+      System.out.println("End marker found.");
+    }
+
+    System.out.println("OK.");
+
+  }
+
+}
+