changeset 7834:a09b7ff9426d

8072575: Add missing test for 8065895 Reviewed-by: dholmes, gziemski Contributed-by: Thomas Stuefe <thomas.stuefe@gmail.com>
author dholmes
date Wed, 04 Feb 2015 21:33:22 -0500
parents 6bfc40057b3f
children 623d0a89d55d
files test/runtime/ErrorHandling/SecondaryErrorTest.java
diffstat 1 files changed, 105 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/ErrorHandling/SecondaryErrorTest.java	Wed Feb 04 21:33:22 2015 -0500
@@ -0,0 +1,105 @@
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.util.regex.Pattern;
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.Platform;
+import com.oracle.java.testlibrary.ProcessTools;
+
+/*
+ * @test
+ * @bug 8065896
+ * @summary Synchronous signals during error reporting may terminate or hang VM process
+ * @library /testlibrary
+ * @author Thomas Stuefe (SAP)
+ */
+
+public class SecondaryErrorTest {
+
+
+  public static void main(String[] args) throws Exception {
+
+    // Do not execute for windows, nor for non-debug builds
+    if (Platform.isWindows()) {
+      return;
+    }
+
+    if (!Platform.isDebugBuild()) {
+      return;
+    }
+
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:+UnlockDiagnosticVMOptions",
+        "-Xmx100M",
+        "-XX:ErrorHandlerTest=15",
+        "-XX:TestCrashInErrorHandler=14",
+        "-version");
+
+    OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
+
+    // we should have crashed with a SIGFPE
+    output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*");
+    output_detail.shouldMatch("# +SIGFPE.*");
+
+    // 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");
+    }
+
+    // scan hs-err file: File should contain the "[error occurred during error reporting..]"
+    // markers which show that the secondary error handling kicked in and handled the
+    // error successfully. As an added test, we check that the last line contains "END.",
+    // which is an end marker written in the last step and proves that hs-err file was
+    // completely written.
+    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 crash now \\(TestCrashInErrorHandler=14\\)..."),
+        Pattern.compile("\\[error occurred during error reporting \\(test secondary crash 1\\).*\\]"),
+        Pattern.compile("Will crash now \\(TestCrashInErrorHandler=14\\)..."),
+        Pattern.compile("\\[error occurred during error reporting \\(test secondary crash 2\\).*\\]"),
+    };
+    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.");
+
+  }
+
+}
+
+