tests/printf.tests - platform_external_bash - Gitiles

 LC_ALL=C
 LC_NUMERIC=C

 # these should output error messages -- the format is required
 printf
 printf --

 # these should output nothing
 printf ""
 printf -- ""

 # in the future this may mean to put the output into VAR, but for
 # now it is an error
 # 2005-03-15 no longer an error
 unset var
 printf -v var "%10d" $RANDOM
 echo ${#var}

 # this should expand escape sequences in the format string, nothing else
 printf "\tone\n"

 # this should not cut off output after the \c
 printf "one\ctwo\n"

 # and unrecognized backslash escapes should have the backslash preserverd
 printf "4\.2\n"

 printf "no newline " ; printf "now newline\n"

 # %% -> %
 printf "%%\n"

 # this was a bug caused by pre-processing the string for backslash escapes
 # before doing the `%' format processing -- all versions before bash-2.04
 printf "\045" ; echo
 printf "\045d\n"

 # simple character output
 printf "%c\n" ABCD

 # test simple string output
 printf "%s\n" unquoted

 # test quoted string output
 printf "%s %q\n" unquoted quoted
 printf "%s%10q\n" unquoted quoted

 printf "%q\n" 'this&that'

 # make sure the format string is reused to use up arguments
 printf "%d " 1 2 3 4 5; printf "\n"

 # make sure that extra format characters get null arguments
 printf "%s %d %d %d\n" onestring

 printf "%s %d %u %4.2f\n" onestring

 printf -- "--%s %s--\n" 4.2 ''
 printf -- "--%s %s--\n" 4.2

 # test %b escapes

 # 8 is a non-octal digit, so the `81' should be output
 printf -- "--%b--\n" '\n\081'

 printf -- "--%b--\n" '\t\0101'
 printf -- "--%b--\n" '\t\101'

 # these should all display `A7'
 echo -e "\01017"
 echo -e "\x417"

 printf "%b\n" '\01017'
 printf "%b\n" '\1017'
 printf "%b\n" '\x417'

 printf -- "--%b--\n" '\"abcd\"'
 printf -- "--%b--\n" "\'abcd\'"

 printf -- "--%b--\n" 'a\\x'

 printf -- "--%b--\n" '\x'

 Z1=$(printf -- "%b\n" '\a\b\e\f\r\v')
 Z2=$'\a\b\e\f\r\v'

 if [ "$Z1" != "$Z2" ]; then
 	echo "whoops: printf %b and $'' differ" >&2
 fi
 unset Z1 Z2

 printf -- "--%b--\n" ''
 printf -- "--%b--\n"

 # the stuff following the \c should be ignored, as well as the rest
 # of the format string
 printf -- "--%b--\n" '4.2\c5.4\n'; printf "\n"

 # unrecognized escape sequences should by displayed unchanged
 printf -- "--%b--\n" '4\.2'

 # a bare \ should not be processed as an escape sequence
 printf -- "--%b--\n" '\'

 # make sure extra arguments are ignored if the format string doesn't
 # actually use them
 printf "\n" 4.4 BSD
 printf " " 4.4 BSD ; printf "\n"

 # make sure that a fieldwidth and precision of `*' are handled right
 printf "%10.8s\n" 4.4BSD
 printf "%*.*s\n" 10 8 4.4BSD

 printf "%10.8q\n" 4.4BSD
 printf "%*.*q\n" 10 8 4.4BSD

 printf "%6b\n" 4.4BSD
 printf "%*b\n" 6 4.4BSD

 # we handle this crap with homemade code in printf.def
 printf "%10b\n" 4.4BSD
 printf -- "--%-10b--\n" 4.4BSD
 printf "%4.2b\n" 4.4BSD
 printf "%.3b\n" 4.4BSD
 printf -- "--%-8b--\n" 4.4BSD

 # test numeric conversions -- these four lines should echo identically
 printf "%d %u %i 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
 printf "%d %u %i %#o %#x %#X\n" 255 255 255 255 255 255

 printf "%ld %lu %li 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
 printf "%ld %lu %li %#o %#x %#X\n" 255 255 255 255 255 255

 printf "%10d\n" 42
 printf "%10d\n" -42

 printf "%*d\n" 10 42
 printf "%*d\n" 10 -42

 # test some simple floating point formats
 printf "%4.2f\n" 4.2
 printf "%#4.2f\n" 4.2
 printf "%#4.1f\n" 4.2

 printf "%*.*f\n" 4 2 4.2
 printf "%#*.*f\n" 4 2 4.2
 printf "%#*.*f\n" 4 1 4.2

 printf "%E\n" 4.2
 printf "%e\n" 4.2
 printf "%6.1E\n" 4.2
 printf "%6.1e\n" 4.2

 printf "%G\n" 4.2
 printf "%g\n" 4.2
 printf "%6.2G\n" 4.2
 printf "%6.2g\n" 4.2

 # test some of the more esoteric features of POSIX.1 printf
 printf "%d\n" "'string'"
 printf "%d\n" '"string"'

 printf "%#o\n" "'string'"
 printf "%#o\n" '"string"'

 printf "%#x\n" "'string'"
 printf "%#X\n" '"string"'

 printf "%6.2f\n" "'string'"
 printf "%6.2f\n" '"string"'

 # output from these two lines had better be the same
 printf -- "--%6.4s--\n" abcdefghijklmnopqrstuvwxyz
 printf -- "--%6.4b--\n" abcdefghijklmnopqrstuvwxyz

 # and these two also
 printf -- "--%12.10s--\n" abcdefghijklmnopqrstuvwxyz
 printf -- "--%12.10b--\n" abcdefghijklmnopqrstuvwxyz

 # tests for translating \' to ' and \\ to \
 # printf translates \' to ' in the format string...
 printf "\'abcd\'\n"

 # but not when the %b format specification is used
 printf "%b\n" \\\'abcd\\\'

 # but both translate \\ to \
 printf '\\abcd\\\n'
 printf "%b\n" '\\abcd\\'

 # this was reported as a bug in bash-2.03
 # these three lines should all echo `26'
 printf "%d\n" 0x1a
 printf "%d\n" 032
 printf "%d\n" 26

 # error messages

 # this should be an overflow, but error messages vary between systems
 # printf "%lu\n" 4294967296

 # ...but we cannot use this because some systems (SunOS4, for example),
 # happily ignore overflow conditions in strtol(3)
 #printf "%ld\n" 4294967296

 printf "%10"
 printf "ab%Mcd\n"

 # this caused an infinite loop in older versions of printf
 printf "%y" 0

 # these should print a warning and `0', according to POSIX.2
 printf "%d\n" GNU
 printf "%o\n" GNU

 # failures in all bash versions through bash-2.05
 printf "%.0s" foo
 printf "%.*s" 0 foo

 printf '%.0b-%.0s\n' foo bar
 printf '(%*b)(%*s)\n' -4 foo -4 bar

 format='%'`printf '%0100384d' 0`'d\n'
 printf $format 0

 # failures in all bash versions through bash-3.0 - undercounted characters
 unset vv
 printf "  %s %s %s  \n%n" ab cd ef vv
 echo "$vv"

 # this doesn't work with printf(3) on all systems
 #printf "%'s\n" foo

 # test cases from an austin-group list discussion
 # prints ^G as an extension
 printf '%b\n' '\7'

 # prints ^G
 printf '%b\n' '\0007'

 # prints NUL then 7
 printf '\0007\n'

 # prints no more than two hex digits
 printf '\x07e\n'

 # additional backslash escapes
 printf '\"\?\n'

 # failures with decimal precisions until after bash-3.1
 printf '%0.5d\n' 1

 printf '%05d\n' 1
 printf '%5d\n' 1
 printf '%0d\n' 1

 # failures with various floating point formats and 0 after bash-3.2

 printf "%G\n" 0
 printf "%g\n" 0
 printf "%4.2G\n" 0
 printf "%4.2g\n" 0

 printf "%G\n" 4
 printf "%g\n" 4
 printf "%4.2G\n" 4
 printf "%4.2g\n" 4

 printf "%F\n" 0
 printf "%f\n" 0
 printf "%4.2F\n" 0
 printf "%4.2f\n" 0

 printf "%F\n" 4
 printf "%f\n" 4
 printf "%4.2F\n" 4
 printf "%4.2f\n" 4

 printf "%E\n" 0
 printf "%e\n" 0
 printf "%4.2E\n" 0
 printf "%4.2e\n" 0

 printf "%E\n" 4
 printf "%e\n" 4
 printf "%4.2E\n" 4
 printf "%4.2e\n" 4

 printf "%08X\n" 2604292517

 # make sure these format specifiers all output '' for empty string arguments
 echo q
 printf "%q\n" ""
 printf "%q\n"

 echo s
 printf "%s\n" ''
 printf "%s\n"

 echo b
 printf "%b\n" ''
 printf "%b\n"

 # bug in bash versions up to and including bash-3.2
 v=yyy
 printf -v var "%s" '/current/working/directory/*.@(m3|i3|ig|mg)'
 shopt -s nullglob extglob
 echo "x$(printf "%b" @(hugo))x"
 printf -v var "%b" @(hugo); echo "x${var}x"
	LC_ALL=C
	LC_NUMERIC=C

	# these should output error messages -- the format is required
	printf
	printf --

	# these should output nothing
	printf ""
	printf -- ""

	# in the future this may mean to put the output into VAR, but for
	# now it is an error
	# 2005-03-15 no longer an error
	unset var
	printf -v var "%10d" $RANDOM
	echo ${#var}

	# this should expand escape sequences in the format string, nothing else
	printf "\tone\n"

	# this should not cut off output after the \c
	printf "one\ctwo\n"

	# and unrecognized backslash escapes should have the backslash preserverd
	printf "4\.2\n"

	printf "no newline " ; printf "now newline\n"

	# %% -> %
	printf "%%\n"

	# this was a bug caused by pre-processing the string for backslash escapes
	# before doing the `%' format processing -- all versions before bash-2.04
	printf "\045" ; echo
	printf "\045d\n"

	# simple character output
	printf "%c\n" ABCD

	# test simple string output
	printf "%s\n" unquoted

	# test quoted string output
	printf "%s %q\n" unquoted quoted
	printf "%s%10q\n" unquoted quoted

	printf "%q\n" 'this&that'

	# make sure the format string is reused to use up arguments
	printf "%d " 1 2 3 4 5; printf "\n"

	# make sure that extra format characters get null arguments
	printf "%s %d %d %d\n" onestring

	printf "%s %d %u %4.2f\n" onestring

	printf -- "--%s %s--\n" 4.2 ''
	printf -- "--%s %s--\n" 4.2

	# test %b escapes

	# 8 is a non-octal digit, so the `81' should be output
	printf -- "--%b--\n" '\n\081'

	printf -- "--%b--\n" '\t\0101'
	printf -- "--%b--\n" '\t\101'

	# these should all display `A7'
	echo -e "\01017"
	echo -e "\x417"

	printf "%b\n" '\01017'
	printf "%b\n" '\1017'
	printf "%b\n" '\x417'

	printf -- "--%b--\n" '\"abcd\"'
	printf -- "--%b--\n" "\'abcd\'"

	printf -- "--%b--\n" 'a\\x'

	printf -- "--%b--\n" '\x'

	Z1=$(printf -- "%b\n" '\a\b\e\f\r\v')
	Z2=$'\a\b\e\f\r\v'

	if [ "$Z1" != "$Z2" ]; then
	echo "whoops: printf %b and $'' differ" >&2
	fi
	unset Z1 Z2

	printf -- "--%b--\n" ''
	printf -- "--%b--\n"

	# the stuff following the \c should be ignored, as well as the rest
	# of the format string
	printf -- "--%b--\n" '4.2\c5.4\n'; printf "\n"

	# unrecognized escape sequences should by displayed unchanged
	printf -- "--%b--\n" '4\.2'

	# a bare \ should not be processed as an escape sequence
	printf -- "--%b--\n" '\'

	# make sure extra arguments are ignored if the format string doesn't
	# actually use them
	printf "\n" 4.4 BSD
	printf " " 4.4 BSD ; printf "\n"

	# make sure that a fieldwidth and precision of `*' are handled right
	printf "%10.8s\n" 4.4BSD
	printf "%.s\n" 10 8 4.4BSD

	printf "%10.8q\n" 4.4BSD
	printf "%.q\n" 10 8 4.4BSD

	printf "%6b\n" 4.4BSD
	printf "%*b\n" 6 4.4BSD

	# we handle this crap with homemade code in printf.def
	printf "%10b\n" 4.4BSD
	printf -- "--%-10b--\n" 4.4BSD
	printf "%4.2b\n" 4.4BSD
	printf "%.3b\n" 4.4BSD
	printf -- "--%-8b--\n" 4.4BSD

	# test numeric conversions -- these four lines should echo identically
	printf "%d %u %i 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
	printf "%d %u %i %#o %#x %#X\n" 255 255 255 255 255 255

	printf "%ld %lu %li 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
	printf "%ld %lu %li %#o %#x %#X\n" 255 255 255 255 255 255

	printf "%10d\n" 42
	printf "%10d\n" -42

	printf "%*d\n" 10 42
	printf "%*d\n" 10 -42

	# test some simple floating point formats
	printf "%4.2f\n" 4.2
	printf "%#4.2f\n" 4.2
	printf "%#4.1f\n" 4.2

	printf "%.f\n" 4 2 4.2
	printf "%#.f\n" 4 2 4.2
	printf "%#.f\n" 4 1 4.2

	printf "%E\n" 4.2
	printf "%e\n" 4.2
	printf "%6.1E\n" 4.2
	printf "%6.1e\n" 4.2

	printf "%G\n" 4.2
	printf "%g\n" 4.2
	printf "%6.2G\n" 4.2
	printf "%6.2g\n" 4.2

	# test some of the more esoteric features of POSIX.1 printf
	printf "%d\n" "'string'"
	printf "%d\n" '"string"'

	printf "%#o\n" "'string'"
	printf "%#o\n" '"string"'

	printf "%#x\n" "'string'"
	printf "%#X\n" '"string"'

	printf "%6.2f\n" "'string'"
	printf "%6.2f\n" '"string"'

	# output from these two lines had better be the same
	printf -- "--%6.4s--\n" abcdefghijklmnopqrstuvwxyz
	printf -- "--%6.4b--\n" abcdefghijklmnopqrstuvwxyz

	# and these two also
	printf -- "--%12.10s--\n" abcdefghijklmnopqrstuvwxyz
	printf -- "--%12.10b--\n" abcdefghijklmnopqrstuvwxyz

	# tests for translating \' to ' and \\ to \
	# printf translates \' to ' in the format string...
	printf "\'abcd\'\n"

	# but not when the %b format specification is used
	printf "%b\n" \\\'abcd\\\'

	# but both translate \\ to \
	printf '\\abcd\\\n'
	printf "%b\n" '\\abcd\\'

	# this was reported as a bug in bash-2.03
	# these three lines should all echo `26'
	printf "%d\n" 0x1a
	printf "%d\n" 032
	printf "%d\n" 26

	# error messages

	# this should be an overflow, but error messages vary between systems
	# printf "%lu\n" 4294967296

	# ...but we cannot use this because some systems (SunOS4, for example),
	# happily ignore overflow conditions in strtol(3)
	#printf "%ld\n" 4294967296

	printf "%10"
	printf "ab%Mcd\n"

	# this caused an infinite loop in older versions of printf
	printf "%y" 0

	# these should print a warning and `0', according to POSIX.2
	printf "%d\n" GNU
	printf "%o\n" GNU

	# failures in all bash versions through bash-2.05
	printf "%.0s" foo
	printf "%.*s" 0 foo

	printf '%.0b-%.0s\n' foo bar
	printf '(%b)(%s)\n' -4 foo -4 bar

	format='%'`printf '%0100384d' 0`'d\n'
	printf $format 0

	# failures in all bash versions through bash-3.0 - undercounted characters
	unset vv
	printf " %s %s %s \n%n" ab cd ef vv
	echo "$vv"

	# this doesn't work with printf(3) on all systems
	#printf "%'s\n" foo

	# test cases from an austin-group list discussion
	# prints ^G as an extension
	printf '%b\n' '\7'

	# prints ^G
	printf '%b\n' '\0007'

	# prints NUL then 7
	printf '\0007\n'

	# prints no more than two hex digits
	printf '\x07e\n'

	# additional backslash escapes
	printf '\"\?\n'

	# failures with decimal precisions until after bash-3.1
	printf '%0.5d\n' 1

	printf '%05d\n' 1
	printf '%5d\n' 1
	printf '%0d\n' 1

	# failures with various floating point formats and 0 after bash-3.2

	printf "%G\n" 0
	printf "%g\n" 0
	printf "%4.2G\n" 0
	printf "%4.2g\n" 0

	printf "%G\n" 4
	printf "%g\n" 4
	printf "%4.2G\n" 4
	printf "%4.2g\n" 4

	printf "%F\n" 0
	printf "%f\n" 0
	printf "%4.2F\n" 0
	printf "%4.2f\n" 0

	printf "%F\n" 4
	printf "%f\n" 4
	printf "%4.2F\n" 4
	printf "%4.2f\n" 4

	printf "%E\n" 0
	printf "%e\n" 0
	printf "%4.2E\n" 0
	printf "%4.2e\n" 0

	printf "%E\n" 4
	printf "%e\n" 4
	printf "%4.2E\n" 4
	printf "%4.2e\n" 4

	printf "%08X\n" 2604292517

	# make sure these format specifiers all output '' for empty string arguments
	echo q
	printf "%q\n" ""
	printf "%q\n"

	echo s
	printf "%s\n" ''
	printf "%s\n"

	echo b
	printf "%b\n" ''
	printf "%b\n"

	# bug in bash versions up to and including bash-3.2
	v=yyy
	printf -v var "%s" '/current/working/directory/*.@(m3\|i3\|ig\|mg)'
	shopt -s nullglob extglob
	echo "x$(printf "%b" @(hugo))x"
	printf -v var "%b" @(hugo); echo "x${var}x"