#!/bin/bash

cd -- "$(dirname "$0")"
if test -z "$BASENAME"; then
	BASENAME=../basename
fi
b="$PREFIX $BASENAME"

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

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

step_1 ()
{
	test "$($b '' | wc -l)" = 1 &&
	(test "$($b '')" = '' || test "$($b '')" = .)
	report $? "step_1"
}

step_2 ()
{
	test "$($b //)" = / || test "$($b //)" = //
	report $? "step_2"
}

step_3 ()
{
	test "$($b //)" = / &&
	test "$($b ///)" = /
	report $? "step_3"
}

step_4 ()
{
	test "$($b x/)" = x &&
	test "$($b x//)" = x
	report $? "step_4"
}

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

step_4_5 ()
{
	test "$($b a/b/c/)" = c &&
	test "$($b /a/)" = a
	report $? "step_5"
}

step_6 ()
{
	test "$($b a.b b)" = a. &&
	report $? "step_6"
}

step_6_4 ()
{
	test "$($b a.b/ b)" = a. &&
	report $? "step_6.4"
}

step_6_full ()
{
	test "$($b a.b a.b)" = a.b &&
	report $? "step_6_full"
}

step_6_mismatch ()
{
	test "$($b a.b c)" = a.b &&
	report $? "step_6_mismatch"
}

step_6_longer ()
{
	test "$($b a.b cccccccccccccccccc)" = a.b &&
	report $? "step_6_longer"
}



if test $# = 0; then
	set ddash lf step_1 step_2 step_3 step_4 step_5 step_4_5 step_6 step_6_4 \
	    step_6_full step_6_mismatch step_6_longer
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