tests/misc/printf

   1 #!/bin/sh
   2 # basic tests for printf
   3
   4 # Copyright (C) 2002-2004, 2006-2010 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 prog="$abs_top_builddir/src/printf"
  20
  21 if test "$VERBOSE" = yes; then
  22   set -x
  23   "$prog" --version
  24 fi
  25
  26 . $srcdir/test-lib.sh
  27 getlimits_
  28
  29
  30 # Verify the 3 methods of specifying "Escape":
  31 test $("$prog" "\x1b\n\33\n\e\n" | uniq -u) && fail=1
  32
  33 # This would fail (by printing the `--') for printf in sh-utils
  34 # and in coreutils 4.5.1.
  35 "$prog" -- 'foo\n' > out || fail=1
  36 cat <<\EOF > exp
  37 foo
  38 EOF
  39
  40 compare out exp || fail=1
  41
  42 rm -f out exp
  43 # Until coreutils-4.5.10, this would elicit a segfault.
  44 "$prog" '1 %*sy\n' -3 x >  out || fail=1
  45
  46 # Until coreutils 5.2.2, this would succeed.
  47 if POSIXLY_CORRECT=1 "$prog" '2 \x' >/dev/null 2>&1; then
  48   fail=1
  49 else
  50   echo '2 failed, as expected' >> out
  51 fi
  52
  53 # Until coreutils-4.5.12, these would fail.
  54 "$prog" '3 \x40\n'      >> out || fail=1
  55 POSIXLY_CORRECT=1 \
  56 "$prog" '4 \x40\n'      >> out || fail=1
  57 "$prog" '5 % +d\n' 234  >> out || fail=1
  58
  59 # This should print "6 !\n", but don't rely on `!' being the
  60 # one-byte representation of octal 041.  With printf prior to
  61 # coreutils-5.0.1, it would print six bytes: "6 \41\n".
  62 "$prog" '6 \41\n' | tr '\41' '!' >> out
  63
  64 # Note that as of coreutils-5.0.1, printf with a format of '\0002x'
  65 # prints a NUL byte followed by the digit `2' and an `x'.
  66 # By contrast bash's printf outputs the same thing as $(printf '\2x') does.
  67 "$prog" '7 \2y \02y \002y \0002y\n' |tr '\0\2' '*=' >> out
  68
  69 "$prog" '8 %b %b %b %b\n' '\1y' '\01y' '\001y' '\0001y'|tr '\1' = >> out
  70
  71 "$prog" '9 %*dx\n' -2 0 >>out || fail=1
  72
  73 "$prog" '10 %.*dx\n' $INT_UFLOW 0 >>out || fail=1
  74 "$prog" '%.*dx\n' $INT_OFLOW 0 >>out 2> /dev/null && fail=1
  75
  76 "$prog" '11 %*c\n' 2 x >>out || fail=1
  77
  78 "$prog" '%#d\n' 0 >>out 2> /dev/null && fail=1
  79
  80 "$prog" '%0s\n' 0 >>out 2> /dev/null && fail=1
  81
  82 "$prog" '%.9c\n' 0 >>out 2> /dev/null && fail=1
  83
  84 "$prog" '%'\''s\n' 0 >>out 2> /dev/null && fail=1
  85
  86 cat <<\EOF > exp
  87 1 x  y
  88 2 failed, as expected
  89 3 @
  90 4 @
  91 5 +234
  92 6 !
  93 7 =y =y =y *2y
  94 8 =y =y =y =y
  95 9 0 x
  96 10 0x
  97 11  x
  98 EOF
  99
 100 compare out exp || fail=1
 101
 102 Exit $fail