#!/bin/bash

cd -- "$(dirname "$0")"
if test -z "$DIRNAME"; then
	DIRNAME=../dirname
fi
d="$PREFIX $DIRNAME"

report ()
{
	if test $1 = 0; then
		printf "\033[1;32mTest %s OK\033[m\n" "$2"
	else
		printf "\033[1;31mTest %s FAILED\033[m\n" "$2"
	fi
}



ddash ()
{
	test "$($d -- a/b)" = "a"
	report $? "ddash"
	# http://pubs.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap12.html#tag_12_02
}

lf ()
{
	test "$($d test | wc -l)" = 1
	report $? "lf"
}

step_1 ()
{
	test "$($d //)" = / || test "$($d //)" = //
	report $? "step_1"
}

step_2 ()
{
	test "$($d /)" = / &&
	test "$($d ///)" = /
	report $? "step_2"
}

step_5_3 ()
{
	test "$($d a/b/)" = a &&
	test "$($d a/b//)" = a
	report $? "step_5_3"
}

step_4 ()
{
	test "$($d a)" = .
	report $? "step_4"
}

step_4_3 ()
{
	test "$($d a/)" = .
	report $? "step_4_3"
}

step_5 ()
{
	test "$($d /a/b/c)" = /a/b
	report $? "step_5"
}

step_6 ()
{
	test "$($d //a)" = // || test "$($d //a)" = /
	report $? "step_6"
}

step_5_6 ()
{
	test "$($d //a/b/c)" = //a/b
	report $? "step_5_6"
}



if test $# = 0; then
	set ddash lf step_1 step_2 step_4 step_4_3 step_5 step_5_3 step_6 step_5_6
fi
(
for f in $@; do
	$f
done
) | tee result
! grep FAILED < result > /dev/null
ret=$?
if test $ret != 0; then
	if test $(grep FAILED < result | grep -v NON-POSIX | wc -l) = 0; then
		ret=1
	else
		ret=2
	fi
fi
rm result
exit $ret