diplodocus.org Git - nmh/blob - test/common.sh.in

   1 # Common helper routines for test shell scripts -- to be sourced by them
   2 # @configure_input@
   3
   4
   5 #### The following variables are set by "make check".  Ensure
   6 #### that they are set here so that individual tests can be run
   7 #### outside of make.  Requires that MH_OBJ_DIR be set on entry.
   8 #### Use the result of cd and pwd -P so that the result will agree
   9 #### with what getcwd(3) returns.
  10 test -d "$MH_OBJ_DIR/test/testdir"  ||  mkdir -p "$MH_OBJ_DIR/test/testdir"
  11 test -z "$MH_TEST_DIR" && MH_TEST_DIR=`cd "$MH_OBJ_DIR/test/testdir" && pwd -P`
  12 export MH_TEST_DIR
  13 test -z "$MH_INST_DIR"  &&  MH_INST_DIR="${MH_TEST_DIR}/inst"
  14 test -z "$MH_VERSION"  &&  MH_VERSION="@VERSION@"
  15 test -z "$prefix"  &&  prefix=@prefix@
  16 test -z "$datarootdir"  &&  datarootdir=@datarootdir@
  17 test -z "$exec_prefix"  &&  exec_prefix=@exec_prefix@
  18 test -z "$bindir"  &&  bindir="@bindir@"
  19 test -z "$mandir"  &&  mandir="@mandir@"
  20 test -z "$nmhetcdir"  &&  nmhetcdir="@sysconfdir@/nmh"
  21 #### The following doesn't support running the distcheck version of
  22 #### test-mhparam standalone, but only via make distcheck.
  23 test -z "$nmhetcdirinst"  &&  nmhetcdirinst="@nmhetcdirinst@$nmhetcdir"
  24 test -z "$nmhlibexecdir"  &&  nmhlibexecdir="@libexecdir@/nmh"
  25 test -z "$supported_locks"  &&  supported_locks="@supported_locks@"
  26 test -z "$default_locking"  &&  default_locking="@default_locking@"
  27 test -z "$MULTIBYTE_ENABLED"  &&  MULTIBYTE_ENABLED="@MULTIBYTE_ENABLED@"
  28 test -z "$ICONV_ENABLED"  &&  ICONV_ENABLED="@ICONV_ENABLED@"
  29 test -z "$OAUTH_SUPPORT"  &&  OAUTH_SUPPORT="@OAUTH_SUPPORT@"
  30 test -z "$CURL_USER_AGENT"  &&  CURL_USER_AGENT="@CURL_USER_AGENT@"
  31
  32 #### Make sure that HOME is set to avoid run-time warning from w3m about
  33 #### not being able to create config directory.
  34 HOME="$MH_TEST_DIR"
  35 export HOME
  36
  37 unset MAILDROP MHBUILD MHCONTEXT MHMTSUSERCONF MHN MHSHOW MHSTORE
  38 unset MHLDEBUG MHWDEBUG PAGER XOAUTH SMTPUTF8
  39 #### Set LC_ALL in individual tests as needed.  Unset these so
  40 #### that we don't depend on user's settings in other tests.
  41 unset LANG LC_ALL LC_CTYPE
  42
  43 #### Use a test dir for tmp files when MHTMPDIR applies.
  44 MHTMPDIR="$MH_TEST_DIR"/Mail
  45 export MHTMPDIR
  46
  47 #### If you're reading this .... you can set MH_TEST_NOCLEANUP to prevent
  48 #### the test suite from cleaning up the results of a test run, if you need
  49 #### to do manual debugging on a test.
  50
  51 output_md5()
  52 {
  53   #### Output just the checksum.  If the filename needs to appear on
  54   #### the same line, the caller needs to add it.  This avoids
  55   #### differences due to a leading '*' binary file indicator, for
  56   #### text files, on some platforms (Cygwin).
  57   @MD5SUM@ $* | @MD5FMT@ | awk '{print $1}'
  58 }
  59
  60 #### Use built-in $((...)) in test suite if shell supports it.
  61 #### Borrowed from configure's as_fn_arith.  The result is placed
  62 #### in global arith_val.
  63 #### Detected at run-time instead of by configure to allow testing
  64 #### with different shells.
  65 if (eval "test \$(( 1 + 1 )) = 2" 2>/dev/null); then
  66   eval 'arith_eval () { arith_val=$(( $* )); }'
  67 else
  68   arith_eval () { arith_val=`expr "$@" || test $? -eq 1`; }
  69 fi
  70
  71 test_skip ()
  72 {
  73   why="$1"
  74   echo "$0: skipped: $why"
  75   exit 77
  76 }
  77
  78 # portable implementation of 'which' utility
  79 findprog()
  80 {
  81   PROG="$1"
  82   #### Don't need to save current IFS because this function is run in
  83   #### a subshell.
  84   IFS=:
  85   for D in $PATH; do
  86     if [ -z "$D" ]; then
  87       D=.
  88     fi
  89     if [ -f "$D/$PROG"  -a  -x "$D/$PROG" ]; then
  90       printf '%s\n' "$D/$PROG"
  91       break
  92     fi
  93   done
  94 }
  95
  96 require_prog ()
  97 {
  98   if [ -z "`findprog $1`" ]; then
  99     test_skip "missing $1"
 100   fi
 101 }
 102
 103 # Skip test if none of the offered locales are supported.
 104 # As side effect, use the first locale that is found.  Note that
 105 # some platforms allow, by way of example, en_US.UTF-8 to be used
 106 # even though en_US.UTF8 is listed by locale -a.  But by setting
 107 # LC_ALL here, we don't rely on that.
 108 require_locale ()
 109 {
 110   for locale in "$@"; do
 111     if locale -a | grep -i "$locale" >/dev/null; then
 112         LC_ALL="$locale"; export LC_ALL
 113         return
 114     fi
 115   done
 116
 117   test_skip "no suitable locale available"
 118 }
 119
 120 # Some stuff for doing silly progress indicators
 121 if [ -t 1 ] ; then
 122   progress_update ()
 123   {
 124     THIS="$1"
 125     FIRST="$2"
 126     LAST="$3"
 127     arith_eval $LAST - $FIRST; RANGE=$arith_val
 128     arith_eval $THIS - $FIRST; PROG=$arith_val
 129     # this automatically rounds to nearest integer
 130     arith_eval 100 \* $PROG / $RANGE; PERC=$arith_val
 131     # note \r so next update will overwrite
 132     printf '%3d%%\r' $PERC
 133   }
 134
 135   progress_done ()
 136   {
 137     printf '100%%\n'
 138   }
 139 else
 140   # don't emit anything if stdout is not connected to a tty.
 141   progress_update ()
 142   {
 143         :
 144   }
 145   progress_done ()
 146   {
 147         :
 148   }
 149 fi
 150
 151 check_for_hard_links () {
 152   set +e
 153
 154   printf '' > "${MH_TEST_DIR}/$$-1"
 155   xdir_links_supported=0
 156   if link "${MH_TEST_DIR}/$$-1" "${MH_TEST_DIR}/$$-2" 2>/dev/null; then
 157     hard_links_supported=1
 158     mkdir "${MH_TEST_DIR}/xlinkdir"
 159     if link "${MH_TEST_DIR}/$$-1" "${MH_TEST_DIR}/xlinkdir/$$-2" 2>/dev/null; then
 160         xdir_links_supported=1
 161     fi
 162   else
 163     hard_links_supported=0
 164   fi
 165   rm -f "${MH_TEST_DIR}/$$-1" "${MH_TEST_DIR}/$$-2"
 166   rm -rf "${MH_TEST_DIR}/xlinkdir"
 167
 168   set -e
 169 }
 170
 171 #### Filter that squeezes blank lines, partially emulating GNU cat -s,
 172 #### but sufficient for our purpose.
 173 #### From http://www-rohan.sdsu.edu/doc/sed.html, compiled by Eric Pement.
 174 squeeze_lines() {
 175   sed '/^$/N;/\n$/D'
 176 }
 177
 178 #### Filter that converts non-breakable space U+00A0 to an ASCII space.
 179 prepare_space() {
 180   sed 's/'"`printf '\\302\\240'`"'/ /g'
 181 }
 182
 183 #### check() requires two arguments, each the name of a file to be
 184 #### diff'ed.
 185 #### If the contents are same, the second file is removed.  If different,
 186 #### global variable "failed" is incremented.
 187 #### Optional arguments:
 188 ####   'keep first' -- first file is removed unless this is present.
 189 ####   'ignore space' -- spacing differences will not be considered
 190 ####        significant, emulating GNU diff -w.  It is assumed that the
 191 ####        first file has already been run through prepare_space.
 192 ####   ':' <test name> -- will print '<test name>' in the failure message,
 193 ####        to make it easier to tell which of multiple tests has failed.
 194 check() {
 195     first=$1; shift
 196     second=$1; shift
 197     keepfirst=
 198     ignorespace=
 199     label=test
 200     while [ $# -gt 0 ]; do
 201         case $1 in
 202             'keep first')   keepfirst=1 ;;
 203             'ignore space') ignorespace=1 ;;
 204             ':') shift; label=\'"$*"\'; break ;;
 205             *) echo "$0: invalid check() argument \"$1\" in test suite" >&2 ;;
 206         esac
 207         shift
 208     done
 209
 210     success=
 211     if [ "$ignorespace" ]; then
 212         #### POSIX diff should support -b.
 213         prepare_space <"$second" | diff -b "$first" - >/dev/null  &&  success=1
 214     else
 215         cmp -s "$first" "$second"  &&  success=1
 216     fi
 217
 218     if [ "$success" ]; then
 219         [ "$keepfirst" ]  ||  rm -f "$first"
 220         rm -f "$second"
 221     else
 222         echo
 223         #### POSIX diff should support -c.
 224         diff -c "$first" "$second" || true
 225         echo
 226         echo "$0: $label failed, outputs are in $first and $second."
 227         failed=`expr ${failed:-0} + 1`
 228         #### Set return status of the function.
 229         [ $failed -eq 0 ]
 230     fi
 231 }
 232
 233
 234 #### Shortcut to enable use of valgrind:  set NMH_VALGRIND environment
 235 #### variable (to anything) so run_* will use valgrind.
 236 if [ "${NMH_VALGRIND}"  -a  -z "${NMH_TEST_PREFIX}" ]; then
 237   #### Need absolute path to valgrind.supp in case the test does a cd.
 238   NMH_TEST_PREFIX="valgrind --quiet --error-exitcode=1 \
 239                      --suppressions=`cd ${srcdir} && pwd`/test/valgrind.supp"
 240 fi
 241
 242 #### Run test under another program by setting NMH_TEST_PREFIX
 243 #### environment variable to, e.g., 'valgrind --quiet'.
 244 run_prog() {
 245   case $1 in
 246     #### Don't run valgrind on shell built-in.
 247     eval\ *) "$@" ;;
 248     *) ${NMH_TEST_PREFIX} "$@" ;;
 249   esac
 250 }
 251
 252
 253 #### run_test() requires two arguments, the first is a program and
 254 #### arguments, the second is its expected one-line output string.
 255 #### If the actual output does not match that string:
 256 #### an error message is printed and global variable "failed" is incremented;
 257 #### if there is an optional third argument, it is used in the error message.
 258 run_test() {
 259   set +e
 260   case $1 in
 261     #### Don't run valgrind on shell built-in.
 262     eval\ *) actual_output=`$1 2>&1` ;;
 263     *) actual_output=`${NMH_TEST_PREFIX} $1 2>&1` ;;
 264   esac
 265   set -e
 266   if test x"$actual_output" != x"$2"; then
 267     echo "$0: ${3:-\"$1\"} expected:" 1>&2
 268     echo "    '$2'" 1>&2
 269     echo "but instead got:" 1>&2
 270     echo "    '$actual_output'" 1>&2
 271     failed=`expr ${failed:-0} + 1`
 272   fi
 273 }
 274
 275 #### check_exit() runs the command in $2..., capturing stdout and
 276 #### stderr, and then tests its exit status with the test(1) condition
 277 #### in $1.  If that fails, the captured stdout and stderr are
 278 #### displayed, and $failed incremented.
 279 check_exit() {
 280     c="$1"; shift
 281     t="$MH_TEST_DIR/.check_exit"
 282     r=0
 283     $NMH_TEST_PREFIX "$@" >"$t.1" 2>"$t.2" || r=$?
 284     if test $r $c; then
 285       rm "$t.1" "$t.2"
 286     else
 287       echo "$0: check_exit: $r $c failed: $*" >&2
 288       echo "    stdout:" >&2
 289       sed 's/^/        /' "$t.1" >&2
 290       echo "    stderr:" >&2
 291       sed 's/^/        /' "$t.2" >&2
 292       failed=`expr ${failed:-0} + 1`
 293     fi
 294 }
 295
 296 #### Function invoked by trap on exit.
 297 cleanup() {
 298     #### Save exit status to use as status for this program.
 299     status=$?
 300
 301     #### Clean up test mail space.
 302     #### cd to $MH_TEST_DIR before trying to remove its Mail
 303     #### subdirectory.  rm on Solaris won't remove it if it's in the
 304     #### path of the current working directory.
 305     test -z "$MH_TEST_NOCLEANUP" && (cd "$MH_TEST_DIR" && rm -rf "$MH_TEST_DIR"/Mail)
 306
 307     #### Report test name if set, which indicates failure.
 308     #### Relies on set -e to invoke the trap which calls
 309     #### this function on failure.
 310     #### To use:
 311     #### 1) Set test name before running the test, use start_test().
 312     #### 2) Unset upon successful completion, use finish_test().
 313     if test -n "$nmh_tests_testname"; then
 314         echo "first named test failure: $nmh_tests_testname"
 315     fi
 316
 317     #### Exit with non-zero status if failure.  Failure is defined as either
 318     #### non-empty nmh_tests_testname or non-zero exit status on entry to the
 319     #### function.
 320     if test -n "$nmh_tests_testname"  -o  $status -ne 0; then
 321         test $status -ne 0  &&  exit $status  ||  exit 1
 322         test $status -ne 0  &&  exit 0  ||  exit 0
 323     fi
 324 }
 325
 326 #### Function to set the test name, and whatever the future brings.
 327 start_test() {
 328     #### run_test disables exit on non-zero status, but does increment
 329     #### failed.  Don't overwrite nmh_tests_testname if there was a
 330     #### failure; remember the first test that failed.
 331     [ ${failed:-0} -eq 0 ]  &&  nmh_tests_testname="$1"
 332 }
 333
 334 #### Corresponding function to indicate that the test has finished.  It need
 335 #### not be called after each test, just the last one in a file.
 336 finish_test() {
 337     #### run_test disables exit on non-zero status, but does increment
 338     #### failed.  Don't unset nmh_tests_testname if there was a failure.
 339     [ ${failed:-0} -eq 0 ]  &&  unset nmh_tests_testname
 340 }
 341
 342 setup_test ()
 343 {
 344   set -e
 345
 346   MH="${MH_TEST_DIR}/Mail/.mh_profile"
 347   MHMTSCONF="${MH_INST_DIR}${nmhetcdir}/mts.conf"
 348   MH_LIBEXEC_DIR="${MH_INST_DIR}${nmhlibexecdir}"
 349   export MH MHMTSCONF MH_LIBEXEC_DIR
 350
 351   #
 352   # Only install once
 353   #
 354   if [ -d "${MH_INST_DIR}${bindir}" ]; then
 355     :
 356   else
 357     (cd "${MH_OBJ_DIR}" &&
 358       make DESTDIR="${MH_INST_DIR}" SETGID_MAIL= install) ||
 359       exit 1
 360
 361     #### Don't test with sendmail because it would really send the
 362     #### mail.  If configured to use sendmail, change to smtp instead
 363     #### so that we use fakesmtp.
 364     #### And set up the maildrop in the test directory so tests don't
 365     #### use the user's real maildrop.
 366     #### test-slocal needs to look at the original mts.conf, so save it.
 367     mv -f "${MHMTSCONF}" "${MHMTSCONF}.old"
 368     sed -e 's/mts: *.*/mts: smtp/' \
 369         -e "s%mmdfldir: *.*%mmdfldir: ${MH_TEST_DIR}/Mail%" \
 370         -e 's%mmdflfil: *.*%mmdflfil: maildrop%' \
 371         "${MHMTSCONF}.old" >"${MHMTSCONF}"
 372   fi
 373
 374   #### On Solaris, must set PATH after the install!
 375   PATH="${MH_INST_DIR}${bindir}:${PATH}"
 376   export PATH
 377
 378   # clean old test data on exit
 379   trap cleanup 0
 380
 381   # setup test data
 382   mkdir -p "$MH_TEST_DIR/Mail" || exit 1
 383   cat > "$MH" <<EOF || exit 1
 384 Path: ${MH_TEST_DIR}/Mail
 385 buildmimeproc: ${MH_INST_DIR}${bindir}/mhbuild
 386 fileproc: ${MH_INST_DIR}${bindir}/refile
 387 libexecdir: ${MH_LIBEXEC_DIR}
 388 mhbuild: -nocontentid
 389 mhlproc: ${MH_LIBEXEC_DIR}/mhl
 390 moreproc: cat
 391 postproc: ${MH_LIBEXEC_DIR}/post
 392 showmimeproc: ${MH_INST_DIR}${bindir}/mhshow
 393 showproc: ${MH_LIBEXEC_DIR}/mhl
 394 #: The following aren't currently used by the test suite, but are
 395 #: defined here in case they are in the future:
 396 mailproc: ${MH_INST_DIR}${bindir}/mhmail
 397 rcvstoreproc: ${MH_LIBEXEC_DIR}/rcvstore
 398 sendproc: ${MH_INST_DIR}${bindir}/send
 399 whatnowproc: ${MH_INST_DIR}${bindir}/whatnow
 400 whomproc: ${MH_INST_DIR}${bindir}/whom
 401 #: incproc and packproc are defined in config.c but not used by any code.
 402 EOF
 403
 404   if test -z '@nmhetcdirinst@'; then
 405     #### This isn't used with make distcheck, so that we can use it to
 406     #### be sure that etc files are not used from an existing nmh
 407     #### installation.
 408     #### posh doesn't like "${MH_INST_DIR}${nmhetcdir}"/*, so cd to
 409     #### the directory and provide an argument without quotes to cp.
 410     (cd "${MH_INST_DIR}${nmhetcdir}/"  &&  cp * "${MH_TEST_DIR}/Mail")
 411   fi
 412
 413   folder -create +inbox > /dev/null
 414   #### Suppress warnings about a new version.
 415   #### mhparam version includes the nmh- prefix, so be consistent with that.
 416   printf 'Version: nmh-%s\n' "${MH_VERSION}" >> "${MH_TEST_DIR}"/Mail/context
 417
 418   # create 10 basic messages
 419   for i in 1 2 3 4 5 6 7 8 9 10;
 420   do
 421     cat > $MH_TEST_DIR/Mail/inbox/$i <<EOF || exit 1
 422 From: Test$i <test$i@example.com>
 423 To: Some User <user@example.com>
 424 Date: Fri, 29 Sep 2006 00:00:00
 425 Message-Id: $i@test.nmh
 426 Subject: Testing message $i
 427
 428 This is message number $i
 429 EOF
 430   done
 431 }