X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/52138122dce95e4b17dd5f7947be8b3859dcb7c6..e38cc16e06bbbd80a0fc02585e736fbc3dee7221:/test/common.sh.in

diff --git a/test/common.sh.in b/test/common.sh.in
index 2b224dcb..85ec2089 100644
--- a/test/common.sh.in
+++ b/test/common.sh.in
@@ -23,7 +23,10 @@ test -z "$MH_INST_DIR"  &&  MH_INST_DIR="${MH_TEST_DIR}/inst"
 export MH_INST_DIR
 
 unset MHBUILD MHCONTEXT MHMTSUSERCONF MHN MHSHOW MHSTORE
-unset MHLDEBUG MHPDEBUG MHWDEBUG MM_CHARSET PAGER
+unset MHLDEBUG MHPDEBUG MHWDEBUG PAGER
+#### Set LC_ALL in individual tests as needed.  Unset these so
+#### that we don't depend on user's settings in other tests.
+unset LANG LC_ALL LC_TYPE
 
 #### Use a test dir for tmp files when MHTMPDIR applies.
 MHTMPDIR=$MH_TEST_DIR/Mail
@@ -35,7 +38,7 @@ output_md5()
   #### the same line, the caller needs to add it.  This avoids
   #### differences due to a leading '*' binary file indicator, for
   #### text files, on some platforms (Cygwin).
-  @MD5SUM@ $* | @MD5FMT@ | cut -d ' ' -f 1
+  @MD5SUM@ $* | @MD5FMT@ | awk '{print $1}'
 }
 
 #### Use built-in $((...)) in test suite if shell supports it.
@@ -126,14 +129,28 @@ check_for_hard_links () {
   set -e
 }
 
+#### 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'
+}
+
 #### check() requires two arguments, each the name of a file to be
 #### diff'ed.
-#### If the same, the second file is removed.  And the first file is
-####   removed unless there's an optional argument with a value of
-####   'keep first'.
+#### If the contents are same, the second file is removed.  And the
+####   first file is removed unless there's an optional argument with
+####   a value of 'keep first'.
 #### If different, global variable "failed" is incremented.
-#### If there's an optional 'ignore space' argument, diff -b will
-#### be used instead of cmp to compare the files.
+#### If there's an optional 'ignore space' argument, spacing differences
+####   will not be considered signficant, emulating GNU diff -w.  It
+####   is assumed that the first file has already been run through
+####   prepare_space.
 check() {
     first=$1; shift
     second=$1; shift
@@ -143,7 +160,7 @@ check() {
         case $1 in
             'keep first')   keepfirst=1 ;;
             'ignore space') ignorespace=1 ;;
-            *) echo "$0: invalid command $1" ;;
+            *) echo "$0: invalid check() argument \"$1\" in test suite" >&2 ;;
         esac
         shift
     done
@@ -151,7 +168,7 @@ check() {
     success=
     if [ "$ignorespace" ]; then
         #### POSIX diff should support -b.
-        diff -b "$first" "$second" >/dev/null  &&  success=1
+        prepare_space <"$second" | diff -b "$first" - >/dev/null  &&  success=1
     else
         cmp -s "$first" "$second"  &&  success=1
     fi
@@ -166,9 +183,31 @@ check() {
         echo
         echo "$0: test failed, outputs are in $first and $second."
         failed=`expr ${failed:-0} + 1`
+        #### Set return status of the function.
+        [ $failed -eq 0 ]
     fi
 }
 
+
+#### Shortcut to enable use of valgrind:  set NMH_VALGRIND environment
+#### variable (to anything) so run_* will use valgrind.
+if [ "${NMH_VALGRIND}"  -a  -z "${NMH_TEST_PREFIX}" ]; then
+  #### Need absolute path to valgrind.supp in case the test does a cd.
+  NMH_TEST_PREFIX="valgrind --quiet --error-exitcode=1 \
+                     --suppressions=`cd ${srcdir} && pwd`/test/valgrind.supp"
+fi
+
+#### Run test under another program by setting NMH_TEST_PREFIX
+#### environment variable to, e.g., 'valgrind --quiet'.
+run_prog() {
+  case $1 in
+    #### Don't run valgrind on shell built-in.
+    eval\ *) "$@" ;;
+    *) ${NMH_TEST_PREFIX} "$@" ;;
+  esac
+}
+
+
 #### run_test() requires two arguments, the first is a program and
 #### arguments, the second is its expected one-line output string.
 #### If the actual output does not match that string:
@@ -176,7 +215,11 @@ check() {
 #### if there is an optional third argument, it is used in the error message.
 run_test() {
   set +e
-  actual_output=`$1 2>&1`
+  case $1 in
+    #### Don't run valgrind on shell built-in.
+    eval\ *) actual_output=`$1 2>&1` ;;
+    *) actual_output=`${NMH_TEST_PREFIX} $1 2>&1` ;;
+  esac
   set -e
   if test x"$actual_output" != x"$2"; then
     echo "$0: ${3:-\"$1\"} expected:" 1>&2
@@ -240,8 +283,8 @@ EOF
   for f in MailAliases components digestcomps distcomps forwcomps mhl.body \
            mhl.digest mhl.format mhl.forward mhl.headers mhl.reply \
            mhn.defaults rcvdistcomps replcomps replgroupcomps scan.MMDDYY \
-           scan.YYYYMMDD scan.default scan.highlighted scan.mailx scan.nomime \
-           scan.size scan.time scan.timely scan.unseen
+           scan.YYYYMMDD scan.curses scan.default scan.highlighted scan.mailx \
+	   scan.nomime scan.size scan.time scan.timely scan.unseen
   do
     cp "${MH_INST_DIR}${sysconfdir}/${f}" "${MH_TEST_DIR}/Mail" || exit 1
   done