#

# Copyright (c) 2003, 2007, 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

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#

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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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#

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# 2 along with this work; if not, write to the Free Software Foundation,

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# questions.

#

# @test

# @bug 4894330 4810347 6277269

# @run shell ChangeDataModel.sh

# @summary Verify -d32 and -d64 options are accepted(rejected) on all platforms 

# @author Joseph D. Darcy

OS=`uname -s`;

# To remove CR from output, needed for java apps in CYGWIN, harmless otherwise

SED_CR="sed -e s@\\r@@g"

case "$OS" in

	Windows* | CYGWIN* )

	  PATHSEP=";"

	  ;;

	* )

	  PATHSEP=":"

	;;

esac

# Verify directory context variables are set

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

then

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

  exit 1

fi

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

# Construct paths to default Java executables

JAVA="$TESTJAVA/bin/java -classpath $TESTCLASSES${PATHSEP}."

JAVAC="$TESTJAVA/bin/javac"

# Create our little Java test on the fly

( printf "public class GetDataModel {"

  printf "   public static void main(String argv[]) {"

  printf "      System.out.println(System.getProperty(\"sun.arch.data.model\", \"none\"));"

  printf "   }"

  printf "}"

) > GetDataModel.java

$JAVAC GetDataModel.java

# All preconditions are met; run the tests.

# Verify data model flag for default data model is accepted

DM=`$JAVA GetDataModel | ${SED_CR}`

case "$DM" in

        32 )

		DM2=`${JAVA} -d32 GetDataModel | ${SED_CR}`	

		if [ "${DM2}" != "32" ]

		then

	  	echo "Data model flag -d32 not accepted or had improper effect."

	  	exit 1

		fi

        ;;

        64 )

		DM2=`${JAVA} -d64 GetDataModel | ${SED_CR}`	

		if [ "${DM2}" != "64" ]

		then

	  	echo "Data model flag -d64 not accepted or had improper effect."

	  	exit 1

		fi

	;;

	* )

		echo "Unrecognized data model: $DM"

        	exit 1

	;;

esac

# Determine if platform might be dual-mode capable.

case "$OS" in

	SunOS )

		# ARCH should be sparc or i386

		ARCH=`uname -p`

		case "${ARCH}" in 

			sparc )

			DUALMODE=true

			PATH64=sparcv9

			;;

			i386 )

			DUALMODE=true

			PATH64=amd64

			;;

			* )

			DUALMODE=false

			;;

		esac

	;;

	Linux )

		# ARCH should be ia64, x86_64, or i*86

		ARCH=`uname -m`

		case "${ARCH}" in 

			ia64 )

			DUALMODE=false

			;;

			x86_64 )

			DUALMODE=true

			PATH64=amd64

			;;

			* )

			DUALMODE=false;

			;;

		esac

	;;

	Windows* | CYGWIN* )

		ARCH=`uname -m`

		case "${ARCH}" in 

			* )

			DUALMODE=false;

			;;

		esac

	;;

	* )

		echo "Warning: unknown environment."

		DUALMODE=false

	;;

esac

if [ "${DUALMODE}" = "true" ]

then

	# Construct path to 64-bit Java executable, might not exist

	JAVA64FILE="${TESTJAVA}/bin/${PATH64}/java"

	JAVA64="${JAVA64FILE} -classpath ${TESTCLASSES}${PATHSEP}."

	if [ -f ${JAVA64FILE} ]; then

		# Verify that, at least on Solaris, only one exec is

		# used to change data models

		if [ "${OS}" = "SunOS" ]

		then

			rm -f truss.out

			truss -texec ${JAVA} -d64 GetDataModel > /dev/null 2> truss.out

			execCount=`grep -c execve truss.out`

			if [ "${execCount}" -gt 2 ]

			then

				echo "Maximum exec count of 2 exceeded: got $execCount."

				exit 1

			fi

			rm -f truss.out

			truss -texec ${JAVA64} -d32 GetDataModel > /dev/null 2> truss.out

			execCount=`grep -c execve truss.out`

			if [ "${execCount}" -gt 2 ]

			then

				echo "Maximum exec count of 2 exceeded: got $execCount."

				exit 1

			fi

		fi

		DM2=`${JAVA} -d64 GetDataModel`

		if [ "${DM2}" != "64" ]

		then

		  echo "Data model flag -d64 not accepted or had improper effect."

		  exit 1

		fi

		DM2=`${JAVA64} GetDataModel`

		if [ "${DM2}" != "64" ]

		then

		  echo "Improper data model returned."

		  exit 1

		fi

		DM2=`${JAVA64} -d64 GetDataModel`

		if [ "${DM2}" != "64" ]

		then

		  echo "Data model flag -d64 not accepted or had improper effect."

		  exit 1

		fi

		DM2=`${JAVA64} -d32 GetDataModel`

		if [ "${DM2}" != "32" ]

		then

		  echo "Data model flag -d32 not accepted or had improper effect."

		  exit 1

		fi

	else

	  echo "Warning: no 64-bit components found; only one data model tested."

	fi

else

# Negative tests for non-dual mode platforms to ensure the other data model is 

# rejected

	DM=`$JAVA GetDataModel | ${SED_CR}`

	case "$DM" in

	   32 )

		DM2=`${JAVA} -d64 GetDataModel | ${SED_CR}`	

		if [ "x${DM2}" != "x" ]

		then

		   echo "Data model flag -d64 was accepted."

		   exit 1

		fi

           ;;

	   64 )

		DM2=`${JAVA} -d32 GetDataModel | ${SED_CR}`	

		if [ "x${DM2}" != "x" ]

		  then

		    echo "Data model flag -d32 was accepted."

	  	    exit 1

		fi

	   ;;

	   * )

		echo "Unrecognized data model: $DM"

        	exit 1

	   ;;

        esac

fi

exit 0;