#!/bin/sh
#===------------------------------ testit ----------------------------------===#
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
#===------------------------------------------------------------------------===#

if [ -z "$CC" ]
then
	CC=clang++
fi

if [ -z "$OPTIONS" ]
then
	OPTIONS="-std=c++0x -stdlib=libc++"
fi

case $TRIPLE in
  *-*-mingw* | *-*-cygwin* | *-*-win*)
	TEST_EXE=test.exe
    ;;
  *)
    TEST_EXE=a.out
    ;;
esac

FAIL=0
PASS=0
UNIMPLEMENTED=0
IMPLEMENTED_FAIL=0
IMPLEMENTED_PASS=0

afunc()
{
	fail=0
	pass=0
	if (ls *.fail.cpp > /dev/null 2>&1)
	then
		for FILE in $(ls *.fail.cpp); do
			if $CC $OPTIONS $HEADER_INCLUDE $SOURCE_LIB $FILE $LIBS -o ./$TEST_EXE > /dev/null 2>&1
			then
				rm ./$TEST_EXE
				echo "$FILE should not compile"
				fail=$(($fail + 1))
			else
				pass=$(($pass + 1))
			fi
		done
	fi

	if (ls *.cpp > /dev/null 2>&1)
	then
		for FILE in $(ls *.pass.cpp); do
			if $CC $OPTIONS $HEADER_INCLUDE $SOURCE_LIB $FILE $LIBS -o ./$TEST_EXE
			then
				if ./$TEST_EXE
				then
					rm ./$TEST_EXE
					pass=$(($pass + 1))
				else
					echo "$FILE failed at run time"
					fail=$(($fail + 1))
					rm ./$TEST_EXE
				fi
			else
				echo "$FILE failed to compile"
				fail=$(($fail + 1))
			fi
		done
	fi

	if [ $fail -gt 0 ]
	then
		echo "failed $fail tests in `pwd`"
		IMPLEMENTED_FAIL=$(($IMPLEMENTED_FAIL + 1))
	fi
	if [ $pass -gt 0 ]
	then
		echo "passed $pass tests in `pwd`"
		if [ $fail -eq 0 ]
		then
			IMPLEMENTED_PASS=$(($IMPLEMENTED_PASS + 1))
		fi
	fi
	if [ $fail -eq 0 -a $pass -eq 0 ]
	then
		echo "not implemented:  `pwd`"
		UNIMPLEMENTED=$(($UNIMPLEMENTED + 1))
	fi

	FAIL=$(($FAIL + $fail))
	PASS=$(($PASS + $pass))

	for FILE in *
	do
		if [ -d "$FILE" ];
		then
			cd $FILE
			afunc
			cd ..
		fi
	done
}

afunc

echo "****************************************************"
echo "Results for `pwd`:"
echo "using `$CC --version`"
echo "with $OPTIONS $HEADER_INCLUDE $SOURCE_LIB"
echo "----------------------------------------------------"
echo "sections without tests   : $UNIMPLEMENTED"
echo "sections with failures   : $IMPLEMENTED_FAIL"
echo "sections without failures: $IMPLEMENTED_PASS"
echo "                       +   ----"
echo "total number of sections : $(($UNIMPLEMENTED+$IMPLEMENTED_FAIL+$IMPLEMENTED_PASS))"
echo "----------------------------------------------------"
echo "number of tests failed   : $FAIL"
echo "number of tests passed   : $PASS"
echo "                       +   ----"
echo "total number of tests    : $(($FAIL+$PASS))"
echo "****************************************************"

exit $FAIL