137 lines
3.7 KiB
Bash
Executable file
137 lines
3.7 KiB
Bash
Executable file
#!/bin/sh
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# basic tests for printf
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# Copyright (C) 2002-2025 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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prog='env printf'
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ printf
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getlimits_
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# Verify the 3 methods of specifying "Escape":
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printf '%s\n' . . . | tr . '\033' > exp
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$prog '\x1b\n\33\n\e\n' > out || fail=1
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compare exp out || fail=1
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# This would fail (by printing the '--') for printf in sh-utils
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# and in coreutils 4.5.1.
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$prog -- 'foo\n' > out || fail=1
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cat <<\EOF > exp
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foo
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EOF
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compare exp out || fail=1
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rm -f out exp
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# Until coreutils-4.5.10, this would elicit a segfault.
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$prog '1 %*sy\n' -3 x > out || fail=1
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# Until coreutils 5.2.2, this would succeed.
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if POSIXLY_CORRECT=1 $prog '2 \x' >/dev/null 2>&1; then
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fail=1
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else
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echo '2 failed, as expected' >> out
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fi
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# Until coreutils-4.5.12, these would fail.
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$prog '3 \x40\n' >> out || fail=1
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POSIXLY_CORRECT=1 \
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$prog '4 \x40\n' >> out || fail=1
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$prog '5 % +d\n' 234 >> out || fail=1
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# This should print "6 !\n", but don't rely on '!' being the
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# one-byte representation of octal 041. With printf prior to
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# coreutils-5.0.1, it would print six bytes: "6 \41\n".
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$prog '6 \41\n' | tr '\41' '!' >> out
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# Note that as of coreutils-5.0.1, printf with a format of '\0002y'
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# prints a NUL byte followed by the digit '2' and a 'y'.
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$prog '7 \2y \02y \002y \0002y\n' |tr '\0\2' '*=' >> out
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$prog '8 %b %b %b %b\n' '\1y' '\01y' '\001y' '\0001y'|tr '\1' = >> out
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$prog '9 %*dx\n' -2 0 >>out || fail=1
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$prog '10 %.*dx\n' $INT_UFLOW 0 >>out || fail=1
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returns_ 1 $prog '%.*dx\n' $INT_OFLOW 0 >>out 2> /dev/null || fail=1
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$prog '11 %*c\n' 2 x >>out || fail=1
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returns_ 1 $prog '12 %*s\n' '' 'empty width' >>out 2>/dev/null || fail=1
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returns_ 1 $prog '13 %*s\n' ' ' 'space width' >>out 2>/dev/null || fail=1
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returns_ 1 $prog '14 %.*sx\n' '' 'empty precision' >>out 2>/dev/null || fail=1
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returns_ 1 $prog '15 %.*sx\n' ' ' 'space precision' >>out 2>/dev/null || fail=1
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returns_ 1 $prog '%#d\n' 0 >>out 2> /dev/null || fail=1
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returns_ 1 $prog '%0s\n' 0 >>out 2> /dev/null || fail=1
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returns_ 1 $prog '%.9c\n' 0 >>out 2> /dev/null || fail=1
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returns_ 1 $prog '%'\''s\n' 0 >>out 2> /dev/null || fail=1
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cat <<\EOF > exp
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1 x y
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2 failed, as expected
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3 @
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4 @
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5 +234
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6 !
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7 =y =y =y *2y
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8 =y =y =y =y
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9 0 x
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10 0x
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11 x
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12 empty width
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13 space width
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14 x
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15 x
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EOF
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compare exp out || fail=1
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# Verify handling of single quote chars (\' or \")
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$prog '%d\n' '"a' >out 2>err # valid
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$prog '%d\n' '"a"' >>out 2>>err # invalid
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$prog '%d\n' '"' >>out 2>>err # invalid
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$prog '%d\n' 'a' >>out 2>>err # invalid
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cat <<EOF > exp
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97
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97
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0
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0
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EOF
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# POSIX says strtoimax *may* set errno to EINVAL in the latter
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# two cases. So far, that happens at least on MacOS X 10.5.
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# Map that output to the more common expected output.
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sed 's/: Invalid.*/: expected a numeric value/' err > k && mv k err
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cat <<EOF > exp_err
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printf: warning: ": character(s) following character constant have been ignored
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printf: '"': expected a numeric value
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printf: 'a': expected a numeric value
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EOF
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compare exp out || fail=1
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compare exp_err err || fail=1
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Exit $fail
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