#

# Copyright (c) 2013, 2015, 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 7182152

# @bug 8007935

# @summary Redefine a subclass that implements two interfaces and

#   verify that the right methods are called.

# @author Daniel D. Daugherty

#

# @run shell MakeJAR3.sh RedefineSubclassWithTwoInterfacesAgent 'Can-Redefine-Classes: true'

# @run build RedefineSubclassWithTwoInterfacesApp

# @run shell RedefineSubclassWithTwoInterfaces.sh

#

if [ "${TESTJAVA}" = "" ]

then

  echo "TESTJAVA not set.  Test cannot execute.  Failed."

  exit 1

fi

if [ "${COMPILEJAVA}" = "" ]

then

  COMPILEJAVA="${TESTJAVA}"

fi

echo "COMPILEJAVA=${COMPILEJAVA}"

if [ "${TESTSRC}" = "" ]

then

  echo "TESTSRC not set.  Test cannot execute.  Failed."

  exit 1

fi

if [ "${TESTCLASSES}" = "" ]

then

  echo "TESTCLASSES not set.  Test cannot execute.  Failed."

  exit 1

fi

JAVAC="${COMPILEJAVA}"/bin/javac

JAVA="${TESTJAVA}"/bin/java

echo "INFO: building the replacement classes."

cp "${TESTSRC}"/RedefineSubclassWithTwoInterfacesTarget_1.java \

    RedefineSubclassWithTwoInterfacesTarget.java

cp "${TESTSRC}"/RedefineSubclassWithTwoInterfacesImpl_1.java \

    RedefineSubclassWithTwoInterfacesImpl.java

"${JAVAC}" ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} \

    -cp "${TESTCLASSES}" -d . \

    RedefineSubclassWithTwoInterfacesTarget.java \

    RedefineSubclassWithTwoInterfacesImpl.java 

status="$?"

if [ "$status" != 0 ]; then

    echo "FAIL: compile of *_1.java files failed."

    exit "$status"

fi

mv RedefineSubclassWithTwoInterfacesTarget.java \

    RedefineSubclassWithTwoInterfacesTarget_1.java

mv RedefineSubclassWithTwoInterfacesTarget.class \

    RedefineSubclassWithTwoInterfacesTarget_1.class

mv RedefineSubclassWithTwoInterfacesImpl.java \

    RedefineSubclassWithTwoInterfacesImpl_1.java

mv RedefineSubclassWithTwoInterfacesImpl.class \

    RedefineSubclassWithTwoInterfacesImpl_1.class

echo "INFO: launching RedefineSubclassWithTwoInterfacesApp"

# TraceRedefineClasses options:

#

#    0x00000001 |          1 - name each target class before loading, after

#                              loading and after redefinition is completed

#    0x00000002 |          2 - print info if parsing, linking or

#                              verification throws an exception

#    0x00000004 |          4 - print timer info for the VM operation

#    0x00001000 |       4096 - detect calls to obsolete methods

#    0x00002000 |       8192 - fail a guarantee() in addition to detection

#    0x00004000 |      16384 - detect old/obsolete methods in metadata

#    0x00100000 |    1048576 - impl details: vtable updates

#    0x00200000 |    2097152 - impl details: itable updates

#

#    1+2+4+4096+8192+16384+1048576+2097152 == 3174407

"${JAVA}" ${TESTVMOPTS} \

    -XX:TraceRedefineClasses=3174407 \

    -javaagent:RedefineSubclassWithTwoInterfacesAgent.jar \

    -classpath "${TESTCLASSES}" \

    RedefineSubclassWithTwoInterfacesApp > output.log 2>&1

status="$?"

echo "INFO: <begin output.log>"

cat output.log

echo "INFO: <end output.log>"

if [ "$status" != 0 ]; then

    echo "FAIL: RedefineSubclassWithTwoInterfacesApp failed."

    exit "$status"

fi

# When this bug manifests, RedefineClasses() will fail to update

# one of the itable entries to refer to the new method. The log

# will include the following line when the bug occurs:

#

#     guarantee(false) failed: OLD and/or OBSOLETE method(s) found

#

# If this guarantee happens, the test should fail in the status

# check above, but just in case it doesn't, we check for "guarantee".

#

FAIL_MESG="guarantee"

grep "$FAIL_MESG" output.log

status=$?

if [ "$status" = 0 ]; then

    echo "FAIL: found '$FAIL_MESG' in the test output."

    result=1

else

    echo "INFO: did NOT find '$FAIL_MESG' in the test output."

    # be optimistic here

    result=0

fi

PASS1_MESG="before any redefines"

cnt=`grep "$PASS1_MESG" output.log | grep 'version-0' | wc -l`

# no quotes around $cnt so any whitespace from 'wc -l' is ignored

if [ $cnt = 2 ]; then

    echo "INFO: found 2 version-0 '$PASS1_MESG' mesgs."

else

    echo "FAIL: did NOT find 2 version-0 '$PASS1_MESG' mesgs."

    echo "INFO: cnt='$cnt'"

    echo "INFO: grep '$PASS1_MESG' output:"

    grep "$PASS1_MESG" output.log

    result=1

fi

PASS2_MESG="after redefine"

cnt=`grep "$PASS2_MESG" output.log | grep 'version-1' | wc -l`

# no quotes around $cnt so any whitespace from 'wc -l' is ignored

if [ $cnt = 2 ]; then

    echo "INFO: found 2 version-1 '$PASS2_MESG' mesgs."

else

    echo "FAIL: did NOT find 2 version-1 '$PASS2_MESG' mesgs."

    echo "INFO: cnt='$cnt'"

    echo "INFO: grep '$PASS2_MESG' output:"

    grep "$PASS2_MESG" output.log

    result=1

fi

if [ "$result" = 0 ]; then

    echo "PASS: test passed both positive and negative output checks."

fi

exit $result