#!/bin/sh

set -e

cd $(dirname $0)

# Rational:
# Test that useradd can add an user and userdel removes it.

save()
{
	[ ! -d tmp ] && mkdir tmp
	for i in passwd group shadow gshadow
	do
		[ -f /etc/$i  ] && cp /etc/$i  tmp/$i
	done

	true
}

restore()
{
	for i in passwd group shadow gshadow
	do
		[ -f tmp/$i  ] && cp tmp/$i  /etc/$i  && rm tmp/$i
	done
	rmdir tmp
}

save

# restore the files on exit
trap 'restore' 0

for i in passwd group shadow gshadow
do
	cp data/$i /etc
done

lines_passwd=$(wc -l /etc/passwd | cut -f1 -d" ")
lines_shadow=$(wc -l /etc/shadow | cut -f1 -d" ")
lines_group=$(wc -l /etc/group | cut -f1 -d" ")
lines_gshadow=$(wc -l /etc/gshadow | cut -f1 -d" ")

echo -n "Copy gshadow.new "
cpgr -s data/gshadow.new
echo "OK"

echo -n "test if the password file was copied"
diff -au /etc/gshadow data/gshadow.new
echo "  OK"

echo -n "check that the other files were not modified"
diff -au /etc/group data/group
diff -au /etc/passwd data/passwd
diff -au /etc/shadow data/shadow
echo "  OK"