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|
# Common helper routines for test shell scripts
# -- intended to be sourced by them
tmpfile="`mktemp`"
trap '
rm -f "$tmpfile"
exit "$failed"
' 0 1 2 15
failed=0
test_skip()
{
echo "$0: $1"
failed=120
exit
}
# portable implementation of 'which' utility
findprog()
{
FOUND=
PROG="$1"
IFS_SAVE="$IFS"
IFS=:
for D in $PATH; do
if [ -z "$D" ]; then
D=.
fi
if [ -f "$D/$PROG" ] && [ -x "$D/$PROG" ]; then
printf '%s\n' "$D/$PROG"
break
fi
done
IFS="$IFS_SAVE"
}
require_prog()
{
if [ -z "$(findprog $1)" ]; then
test_skip "missing $1"
fi
}
require_locale()
{
for locale in "$@"; do
if locale -a | grep -i "$locale" >/dev/null; then
return
fi
done
test_skip "no suitable locale available"
}
# Do a best guess at FQDN
mh_hostname()
{
hostname -f 2>/dev/null || uname -n
}
# Some stuff for doing silly progress indicators
progress_update()
{
test -t 1 || return 0 # suppress progress meter if non-interactive
this="$1"
first="$2"
last="$3"
range="$(expr $last - $first ||:)"
prog="$(expr $this - $first ||:)"
# this automatically rounds to nearest integer
perc="$(expr 100 \* $prog / $range ||:)"
# note \r so next update will overwrite
printf "%3d%%\r" $perc
}
progress_done()
{
test -t 1 || return 0 # suppress progress meter if non-interactive
printf "100%%\n"
}
#### Replace generated Content-ID headers with static value
replace_contentid()
{
sed "/^Content-ID/s/:.*/: <TESTID>/" "$@"
}
#### Filter that squeezes blank lines, partially emulating GNU cat -s,
#### but sufficient for our purpose.
#### From http://www-rohan.sdsu.edu/doc/sed.html, compiled by Eric Pement.
squeeze_lines()
{
sed '/^$/N;/\n$/D'
}
#### Filter that converts non-breakable space U+00A0 to an ASCII space.
prepare_space()
{
sed 's/'"`printf '\\302\\240'`"'/ /g'
}
# first argument: command line to run
# second argument: "normspace" to normalize the whitespace
# stdin: expected output
runandcheck()
{
if [ "$2" = "normspace" ]; then
eval "$1" 2>&1 | prepare_space >"$tmpfile"
diff="`prepare_space | diff -ub - "$tmpfile" || :`"
else
eval "$1" >"$tmpfile" 2>&1
diff="`diff -u - "$tmpfile"`"
fi
if [ "$diff" ]; then
echo "$0: $1 failed"
echo "$diff"
failed=`expr "${failed:-0}" + 1`
fi
}
|
