coreutils/tests/misc/printf

#!/bin/sh
# basic tests for printf

# Copyright (C) 2002-2004, 2006-2010 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 3 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, see <http://www.gnu.org/licenses/>.

prog="$abs_top_builddir/src/printf"

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

. $srcdir/test-lib.sh
getlimits_


# Verify the 3 methods of specifying "Escape":
test $("$prog" "\x1b\n\33\n\e\n" | uniq -u) && fail=1

# 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

compare out exp || fail=1

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' $INT_UFLOW 0 >>out || fail=1
"$prog" '%.*dx\n' $INT_OFLOW 0 >>out 2> /dev/null && 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

compare out exp || fail=1

Exit $fail