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#!/bin/bash


N=26

if test -z "$PATCH"; then
	PATCH=../../patch
fi


if test -z $NGARBAGE; then
	NGARBAGE=0
fi
if test -z $UGARBAGE; then
	UGARBAGE=0
fi
if test -z $CGARBAGE; then
	CGARBAGE=0
fi
if test -z $EGARBAGE; then
	EGARBAGE=0
fi
if test -z $OLDFILE; then
	OLDFILE=old
fi
if test -z $NEWFILE; then
	NEWFILE=new
fi
p="$PREFIX $PATCH $SUFFIX -o-"
cd -- "$(dirname "$0")"
if test $# = 0; then
	set $(seq $N)
fi
run ()
{
	if test $1 = patch; then
	    x=$NGARBAGE
	    f=""
	elif test $1 = patch-u; then
	    x=$UGARBAGE
	    f=" -u"
	elif test $1 = patch-u0; then
	    x=$UGARBAGE
	    f=" -U0"
	elif test $1 = patch-u1; then
	    x=$UGARBAGE
	    f=" -U1"
	elif test $1 = patch-c; then
	    x=$CGARBAGE
	    f=" -c"
	elif test $1 = patch-c0; then
	    x=$CGARBAGE
	    f=" -C0"
	elif test $1 = patch-c1; then
	    x=$CGARBAGE
	    f=" -C1"
	elif test $1 = patch-e; then
	    x=$EGARBAGE
	    f=" -e"
	fi

	if test -f $1; then
		if test $2 = fuzzy || test $2 = applied; then
			exec 3>&2
			exec 2>tmp
		fi

		if test -z $IFLAG; then
			if test $x = 0; then
				diff <($p < $1 $OLDFILE) $NEWFILE > /dev/null
			else
				$p < $1 $OLDFILE > /dev/null
			fi
		else
			if test $x = 0; then
				diff <($p -i$1 $OLDFILE) $NEWFILE > /dev/null
			else
				$p -i$1 $OLDFILE > /dev/null
			fi
		fi
		val=$?
		if test $val = $x && test $2 = fuzzy; then
			grep -i 'ward fuzz' < tmp > /dev/null ||
			grep -i 'hunk #1 succeeded .*offset' < tmp > /dev/null
			val=$?
		elif test $val = $x && test $2 = applied; then
			grep -i 'hunk number 2 of 2' < tmp > /dev/null ||
			grep -i 'hunk #2 failed' < tmp > /dev/null
			val=$?
		fi

		if test $val = $x; then
			printf "\033[1;32mTest %s%s%s OK%s\033[m\n" "$LABEL" $2 "$f" "$3"
		else
			printf "\033[1;31mTest %s%s%s FAILED%s\033[m\n" "$LABEL" $2 "$f" "$3"
		fi

		if test $2 = fuzzy || test $2 = applied; then
			exec 2>&3
			exec 3>&-
			rm tmp
		fi
	fi
}
for i in $@; do
	cd $i
	run patch $i
	run patch-u $i
	run patch-u0 $i
	run patch-u1 $i
	run patch-c $i
	run patch-c0 $i
	run patch-c1 $i
	if test -z $SKIPE; then
		if test -z $NPE; then
			run patch-e $i
		else
			run patch-e $i " (NON-STANDARD)"
		fi
	fi
	cd ..
done