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#!/bin/sh
#
# Copyright (c) 2004, 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.
#
#
# @test
# @bug 4833089 4992454
# @summary Check for proper handling of uncaught exceptions
# @author Martin Buchholz
#
# @run shell UncaughtExceptions.sh
# To run this test manually, simply do ./UncaughtExceptions.sh
java="${TESTJAVA+${TESTJAVA}/bin/}java"
javac="${COMPILEJAVA+${COMPILEJAVA}/bin/}javac"
failed=""
Fail() { echo "FAIL: $1"; failed="${failed}."; }
Die() { printf "%s\n" "$*"; exit 1; }
Sys() {
"$@"; rc="$?";
test "$rc" -eq 0 || Die "Command \"$*\" failed with exitValue $rc";
}
HorizontalRule() {
echo "-----------------------------------------------------------------"
}
Bottom() {
test "$#" = 1 -a "$1" = "Line" || Die "Usage: Bottom Line"
HorizontalRule
if test -n "$failed"; then
count=`printf "%s" "$failed" | wc -c | tr -d ' '`
echo "FAIL: $count tests failed"
exit 1
else
echo "PASS: all tests gave expected results"
exit 0
fi
}
Cleanup() { Sys rm -f Seppuku* OK.class; }
set -u
checkOutput() {
name="$1" expected="$2" got="$3"
printf "$name:\n"; cat "$got"
if test -z "$expected"; then
test "`cat $got`" != "" && \
Fail "Unexpected $name: `cat $got`"
else
grep "$expected" "$got" >/dev/null || \
Fail "Expected \"$expected\", got `cat $got`"
fi
}
CheckCommandResults() {
expectedRC="$1" expectedOut="$2" expectedErr="$3"; shift 3
saveFailed="${failed}"
"$@" >TmpTest.Out 2>TmpTest.Err; rc="$?";
printf "==> %s (rc=%d)\n" "$*" "$rc"
checkOutput "stdout" "$expectedOut" "TmpTest.Out"
checkOutput "stderr" "$expectedErr" "TmpTest.Err"
test "${saveFailed}" = "${failed}" && \
echo "PASS: command completed as expected"
Sys rm -f TmpTest.Out TmpTest.Err
}
Run() {
expectedRC="$1" expectedOut="$2" expectedErr="$3" mainBody="$4"
cat > Seppuku.java <<EOJAVA
import static java.lang.Thread.*;
import static java.lang.System.*;
class OK implements UncaughtExceptionHandler {
public void uncaughtException(Thread t, Throwable e) {
out.println("OK");
}
}
class NeverInvoked implements UncaughtExceptionHandler {
public void uncaughtException(Thread t, Throwable e) {
err.println("Test failure: This handler should never be invoked!");
}
}
public class Seppuku extends Thread implements Runnable {
public static void seppuku() { throw new RuntimeException("Seppuku!"); }
public void run() { seppuku(); }
public static void main(String[] args) throws Exception {
$mainBody
}
}
EOJAVA
Sys "$javac" ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} "Seppuku.java"
CheckCommandResults "$expectedRC" "$expectedOut" "$expectedErr" \
"$java" "Seppuku"
Cleanup
}
#----------------------------------------------------------------
# A thread is never alive after you've join()ed it.
#----------------------------------------------------------------
Run 0 "OK" "Exception in thread \"Thread-0\".*Seppuku" "
Thread t = new Seppuku();
t.start(); t.join();
if (! t.isAlive())
out.println(\"OK\");"
#----------------------------------------------------------------
# Even the main thread is mortal - here it terminates "abruptly"
#----------------------------------------------------------------
Run 1 "OK" "Exception in thread \"main\".*Seppuku" "
final Thread mainThread = currentThread();
new Thread() { public void run() {
try { mainThread.join(); }
catch (InterruptedException e) {}
if (! mainThread.isAlive())
out.println(\"OK\");
}}.start();
seppuku();"
#----------------------------------------------------------------
# Even the main thread is mortal - here it terminates normally.
#----------------------------------------------------------------
Run 0 "OK" "" "
final Thread mainThread = currentThread();
new Thread() { public void run() {
try { mainThread.join(); }
catch (InterruptedException e) {}
if (! mainThread.isAlive())
out.println(\"OK\");
}}.start();"
#----------------------------------------------------------------
# Check uncaught exception handler mechanism on the main thread.
# Check that thread-level handler overrides global default handler.
#----------------------------------------------------------------
Run 1 "OK" "" "
currentThread().setUncaughtExceptionHandler(new OK());
setDefaultUncaughtExceptionHandler(new NeverInvoked());
seppuku();"
Run 1 "OK" "" "
setDefaultUncaughtExceptionHandler(new OK());
seppuku();"
#----------------------------------------------------------------
# Check uncaught exception handler mechanism on non-main threads.
#----------------------------------------------------------------
Run 0 "OK" "" "
Thread t = new Seppuku();
t.setUncaughtExceptionHandler(new OK());
t.start();"
Run 0 "OK" "" "
setDefaultUncaughtExceptionHandler(new OK());
new Seppuku().start();"
#----------------------------------------------------------------
# Test ThreadGroup based uncaught exception handler mechanism.
# Since the handler for the main thread group cannot be changed,
# there are no tests for the main thread here.
#----------------------------------------------------------------
Run 0 "OK" "" "
setDefaultUncaughtExceptionHandler(new NeverInvoked());
new Thread(
new ThreadGroup(\"OK\") {
public void uncaughtException(Thread t, Throwable e) {
out.println(\"OK\");}},
new Seppuku()
).start();"
Cleanup
Bottom Line
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