#!/bin/sh
# basic tests for printf

# Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

prog=`pwd`/../../src/printf

if test "$VERBOSE" = yes; then
  set -x
  $prog --version
fi

pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
trap '(exit $?); exit $?' 1 2 13 15

framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1

if test $framework_failure = 1; then
  echo "$0: failure in testing framework" 1>&2
  (exit 1); exit 1
fi

fail=0

# This would fail (by printing the `--') for printf in sh-utils
# and in coreutils 4.5.1.
$prog -- 'foo\n' > out || fail=1
cat <<\EOF > exp
foo
EOF

cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null

rm -f out exp
# Until coreutils-4.5.10, this would elicit a segfault.
$prog '1 %*sy\n' -3 x >  out || fail=1

# Until coreutils 5.2.2, this would succeed.
if POSIXLY_CORRECT=1 $prog '2 \x' >/dev/null 2>&1; then
  fail=1
else
  echo '2 failed, as expected' >> out
fi

# Until coreutils-4.5.12, these would fail.
$prog '3 \x40\n'      >> out || fail=1
POSIXLY_CORRECT=1 \
$prog '4 \x40\n'      >> out || fail=1
$prog '5 % +d\n' 234  >> out || fail=1

# This should print "6 !\n", but don't rely on `!' being the
# one-byte representation of octal 041.  With printf prior to
# coreutils-5.0.1, it would print six bytes: "6 \41\n".
$prog '6 \41\n' | tr '\41' '!' >> out

# Note that as of coreutils-5.0.1, printf with a format of '\0002x'
# prints a NUL byte followed by the digit `2' and an `x'.
# By contrast bash's printf outputs the same thing as $(printf '\2x') does.
$prog '7 \2y \02y \002y \0002y\n' |tr '\0\2' '*=' >> out

$prog '8 %b %b %b %b\n' '\1y' '\01y' '\001y' '\0001y'|tr '\1' = >> out

$prog '9 %*dx\n' -2 0 >>out || fail=1

$prog '10 %.*dx\n' -2147483648 0 >>out || fail=1

$prog '11 %*c\n' 2 x >>out || fail=1

$prog '%#d\n' 0 >>out 2> /dev/null && fail=1

$prog '%0s\n' 0 >>out 2> /dev/null && fail=1

$prog '%.9c\n' 0 >>out 2> /dev/null && fail=1

$prog '%'\''s\n' 0 >>out 2> /dev/null && fail=1

cat <<\EOF > exp
1 x  y
2 failed, as expected
3 @
4 @
5 +234
6 !
7 =y =y =y *2y
8 =y =y =y =y
9 0 x
10 0x
11  x
EOF

cmp out exp || fail=1
test $fail = 1 && diff -au out exp 2> /dev/null

(exit $fail); exit $fail