#!/bin/sh

#

# Copyright (c) 2014, 2018, 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.

#

. $TESTSRC/../share/common.sh

JAVA_OPTS="${JAVA_OPTS} -XX:-UseGCOverheadLimit -XX:MaxMetaspaceSize=64m -XX:-TransmitErrorReport"

if [ $CORE_SUPPORTED -eq 0 ]; then

        pass "Core dump is not supported"

fi

DUMPFILE=heap.bin

rm -f ${DUMPFILE}

ulimit -c unlimited || true

echo "Below 'Unexpected error' is actually expected - JVM is forced to dump core"

${JAVA} ${JAVA_OPTS} heapdump.share.EatMemory -metaspace -core &

pid=$!

wait $pid

status=$?

if [ $status -eq 0 ]; then

        pass "Java exited with exit status: $status"

fi

for CORE in core* /cores/core.$pid; do

        [ -e "$CORE" ] && break;

done

if [ ! -f "$CORE" ]; then

        fail "Java exited with exit status $status, but core file was not created"

fi

echo "Found core file: $CORE"

JMAP_DUMP_OPT="--binaryheap --dumpfile=${DUMPFILE}"

EXE_OPT="--exe"

CORE_OPT="--core"

JHSDB_OPT="jmap"

${JHSDB} ${JHSDB_OPT} ${JMAP_DUMP_OPT} ${EXE_OPT} ${JAVA} ${CORE_OPT} ${CORE}

status=$?

if [ $status -ne 0 ]; then

        fail "jmap exited with exit status $status"

fi

if [ ! -f "${DUMPFILE}" ]; then

        fail "Dump file was not created: $DUMPFILE"

fi

verify_heapdump ${DUMPFILE}

if [ $? -ne 0 ]; then

        fail "Verification of heap dump failed"

fi

if [ "$TEST_CLEANUP" != "false" ]; then

        rm -f ${CORE}

        rm -f hs_err_pid*

fi

pass