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-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/all102
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/common.sh115
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test001-config209
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test002-add-delete113
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test003-search113
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test004-compare63
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test005-modify120
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test006-acl323
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test007-subtypes67
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test008-variant-replication194
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test009-ignored-replication227
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test010-limits99
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test011-referral169
-rwxr-xr-xcontrib/slapd-modules/variant/tests/scripts/test012-crossdb90
14 files changed, 2004 insertions, 0 deletions
diff --git a/contrib/slapd-modules/variant/tests/scripts/all b/contrib/slapd-modules/variant/tests/scripts/all
new file mode 100755
index 0000000..d6d6dc7
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/all
@@ -0,0 +1,102 @@
+#! /bin/sh
+# $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 1998-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+
+. $SRCDIR/scripts/defines.sh
+
+TB="" TN=""
+if test -t 1 ; then
+ TB=`$SHTOOL echo -e "%B" 2>/dev/null`
+ TN=`$SHTOOL echo -e "%b" 2>/dev/null`
+fi
+
+FAILCOUNT=0
+SKIPCOUNT=0
+SLEEPTIME=10
+
+echo ">>>>> Executing all LDAP tests for $BACKEND"
+
+if [ -n "$NOEXIT" ]; then
+ echo "Result Test" > $TESTWD/results
+fi
+
+for CMD in ${SCRIPTDIR}/test*; do
+ case "$CMD" in
+ *~) continue;;
+ *.bak) continue;;
+ *.orig) continue;;
+ *.sav) continue;;
+ *) test -f "$CMD" || continue;;
+ esac
+
+ # remove cruft from prior test
+ if test $PRESERVE = yes ; then
+ /bin/rm -rf $TESTDIR/db.*
+ else
+ /bin/rm -rf $TESTDIR
+ fi
+ if test $BACKEND = ndb ; then
+ mysql --user root <<EOF
+ drop database if exists db_1;
+ drop database if exists db_2;
+ drop database if exists db_3;
+ drop database if exists db_4;
+ drop database if exists db_5;
+ drop database if exists db_6;
+EOF
+ fi
+
+ BCMD=`basename $CMD`
+ if [ -x "$CMD" ]; then
+ echo ">>>>> Starting ${TB}$BCMD${TN} for $BACKEND..."
+ $CMD
+ RC=$?
+ if test $RC -eq 0 ; then
+ echo ">>>>> $BCMD completed ${TB}OK${TN} for $BACKEND."
+ else
+ echo ">>>>> $BCMD ${TB}failed${TN} for $BACKEND"
+ FAILCOUNT=`expr $FAILCOUNT + 1`
+
+ if [ -n "$NOEXIT" ]; then
+ echo "Continuing."
+ else
+ echo "(exit $RC)"
+ exit $RC
+ fi
+ fi
+ else
+ echo ">>>>> Skipping ${TB}$BCMD${TN} for $BACKEND."
+ SKIPCOUNT=`expr $SKIPCOUNT + 1`
+ RC="-"
+ fi
+
+ if [ -n "$NOEXIT" ]; then
+ echo "$RC $BCMD" >> $TESTWD/results
+ fi
+
+# echo ">>>>> waiting $SLEEPTIME seconds for things to exit"
+# sleep $SLEEPTIME
+ echo ""
+done
+
+if [ -n "$NOEXIT" ]; then
+ if [ "$FAILCOUNT" -gt 0 ]; then
+ cat $TESTWD/results
+ echo "$FAILCOUNT tests for $BACKEND ${TB}failed${TN}. Please review the test log."
+ else
+ echo "All executed tests for $BACKEND ${TB}succeeded${TN}."
+ fi
+fi
+
+echo "$SKIPCOUNT tests for $BACKEND were ${TB}skipped${TN}."
diff --git a/contrib/slapd-modules/variant/tests/scripts/common.sh b/contrib/slapd-modules/variant/tests/scripts/common.sh
new file mode 100755
index 0000000..3b155ad
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/common.sh
@@ -0,0 +1,115 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016-2017 by Ondřej Kuzník for Symas Corp.
+
+OVERLAY_CONFIG=${OVERLAY_CONFIG-data/config.ldif}
+
+mkdir -p $TESTDIR $DBDIR1
+
+echo "Running slapadd to build slapd database..."
+. $CONFFILTER $BACKEND $MONITORDB < $CONF > $ADDCONF
+$SLAPADD -f $ADDCONF -l $LDIFORDERED
+RC=$?
+if test $RC != 0 ; then
+ echo "slapadd failed ($RC)!"
+ exit $RC
+fi
+
+mkdir $TESTDIR/confdir
+. $CONFFILTER $BACKEND $MONITORDB < $CONF > $CONF1
+
+$SLAPPASSWD -g -n >$CONFIGPWF
+echo "database config" >>$CONF1
+echo "rootpw `$SLAPPASSWD -T $CONFIGPWF`" >>$CONF1
+
+echo "Starting slapd on TCP/IP port $PORT1 for configuration..."
+$SLAPD -f $CONF1 -F $TESTDIR/confdir -h $URI1 -d $LVL > $LOG1 2>&1 &
+PID=$!
+if test $WAIT != 0 ; then
+ echo PID $PID
+ read foo
+fi
+KILLPIDS="$PID"
+
+sleep $SLEEP0
+
+for i in 0 1 2 3 4 5; do
+ $LDAPSEARCH -s base -b "$MONITOR" -H $URI1 \
+ 'objectclass=*' > /dev/null 2>&1
+ RC=$?
+ if test $RC = 0 ; then
+ break
+ fi
+ echo "Waiting ${SLEEP1} seconds for slapd to start..."
+ sleep ${SLEEP1}
+done
+
+echo "Making a modification that will be hidden by the test config..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/hidden.ldif >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPSEARCH -D cn=config -H $URI1 -y $CONFIGPWF \
+ -s base -b 'cn=module{0},cn=config' 1.1 >$TESTOUT 2>&1
+RC=$?
+case $RC in
+0)
+ $LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: cn=module{0},cn=config
+changetype: modify
+add: olcModuleLoad
+olcModuleLoad: `pwd`/../variant.la
+EOMOD
+ ;;
+32)
+ $LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: cn=module,cn=config
+changetype: add
+objectClass: olcModuleList
+olcModuleLoad: `pwd`/../variant.la
+EOMOD
+ ;;
+*)
+ echo "Failed testing for module load entry"
+ exit $RC;
+ ;;
+esac
+
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Loading test variant configuration..."
+. $CONFFILTER $BACKEND $MONITORDB < $OVERLAY_CONFIG | \
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
diff --git a/contrib/slapd-modules/variant/tests/scripts/test001-config b/contrib/slapd-modules/variant/tests/scripts/test001-config
new file mode 100755
index 0000000..7a5559f
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test001-config
@@ -0,0 +1,209 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Applying invalid changes to config (should fail)..."
+for CHANGE in data/test001-*.ldif; do
+ echo "... $CHANGE"
+ . $CONFFILTER $BACKEND $MONITORDB < $CHANGE | \
+ $LDAPMODIFY -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1
+ RC=$?
+ case $RC in
+ 0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+ 80)
+ echo "ldapmodify failed ($RC)"
+ ;;
+ *)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+ esac
+done
+
+# We run this search after the changes above and before restart so we can also
+# check the reconfiguration attempts actually had no side effects
+echo "Saving search output before server restart..."
+echo "# search output from dynamically configured server..." >> $SERVER3OUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ >> $SERVER3OUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Stopping slapd on TCP/IP port $PORT1..."
+kill -HUP $KILLPIDS
+KILLPIDS=""
+sleep $SLEEP0
+echo "Starting slapd on TCP/IP port $PORT1..."
+$SLAPD -F $TESTDIR/confdir -h $URI1 -d $LVL >> $LOG1 2>&1 &
+PID=$!
+if test $WAIT != 0 ; then
+ echo PID $PID
+ read foo
+fi
+KILLPIDS="$PID"
+
+sleep $SLEEP0
+
+for i in 0 1 2 3 4 5; do
+ $LDAPSEARCH -s base -b "$MONITOR" -H $URI1 \
+ 'objectclass=*' > /dev/null 2>&1
+ RC=$?
+ if test $RC = 0 ; then
+ break
+ fi
+ echo "Waiting ${SLEEP1} seconds for slapd to start..."
+ sleep ${SLEEP1}
+done
+
+echo "Testing slapd.conf support..."
+mkdir $TESTDIR/conftest $DBDIR2
+. $CONFFILTER $BACKEND $MONITORDB < $CONFTWO \
+ | sed -e '/^argsfile.*/a\
+moduleload ../variant.la' \
+ -e '/database.*monitor/i\
+include data/variant.conf' \
+ > $CONF2
+echo "database config" >>$CONF2
+echo "rootpw `$SLAPPASSWD -T $CONFIGPWF`" >>$CONF2
+
+$SLAPADD -f $CONF2 -l $LDIFORDERED
+$SLAPD -Tt -f $CONF2 -F $TESTDIR/conftest -d $LVL >> $LOG2 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "slaptest failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Starting slapd on TCP/IP port $PORT2..."
+$SLAPD -F $TESTDIR/conftest -h $URI2 -d $LVL >> $LOG2 2>&1 &
+PID=$!
+if test $WAIT != 0 ; then
+ echo PID $PID
+ read foo
+fi
+KILLPIDS="$KILLPIDS $PID"
+
+sleep $SLEEP0
+
+for i in 0 1 2 3 4 5; do
+ $LDAPSEARCH -s base -b "$MONITOR" -H $URI2 \
+ 'objectclass=*' > /dev/null 2>&1
+ RC=$?
+ if test $RC = 0 ; then
+ break
+ fi
+ echo "Waiting ${SLEEP1} seconds for slapd to start..."
+ sleep ${SLEEP1}
+done
+
+echo "Gathering overlay configuration from both servers..."
+echo "# overlay configuration from dynamically configured server..." >> $SERVER1OUT
+$LDAPSEARCH -D cn=config -H $URI1 -y $CONFIGPWF \
+ -b "olcOverlay={0}variant,olcDatabase={1}$BACKEND,cn=config" \
+ >> $SERVER1OUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "# overlay configuration from server configured from slapd.conf..." >> $SERVER2OUT
+$LDAPSEARCH -D cn=config -H $URI2 -y $CONFIGPWF \
+ -b "olcOverlay={0}variant,olcDatabase={1}$BACKEND,cn=config" \
+ >> $SERVER2OUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+# We've already filtered out the ordering markers, now sort the entries
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s a < $SERVER2OUT > $SERVER2FLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s a < $SERVER1OUT > $SERVER1FLT
+echo "Comparing filter output..."
+$CMP $SERVER2FLT $SERVER1FLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+rm $SERVER1OUT $SERVER2OUT
+
+echo "Comparing search output on both servers..."
+echo "# search output from dynamically configured server..." >> $SERVER1OUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ >> $SERVER1OUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "# search output from server configured from slapd.conf..." >> $SERVER2OUT
+$LDAPSEARCH -b "$BASEDN" -H $URI2 \
+ >> $SERVER2OUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SERVER1OUT > $SERVER1FLT
+$LDIFFILTER -s e < $SERVER2OUT > $SERVER2FLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $SERVER3OUT > $SERVER3FLT
+echo "Comparing filter output..."
+$CMP $SERVER3FLT $SERVER1FLT > $CMPOUT && \
+$CMP $SERVER3FLT $SERVER2FLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test002-add-delete b/contrib/slapd-modules/variant/tests/scripts/test002-add-delete
new file mode 100755
index 0000000..bd316b2
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test002-add-delete
@@ -0,0 +1,113 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Adding entry..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test002-01-entry.ldif >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Configuring entry as variant..."
+. $CONFFILTER $BACKEND $MONITORDB < data/additional-config.ldif | \
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Removing entry..."
+$LDAPDELETE -D $MANAGERDN -H $URI1 -w $PASSWD \
+ "cn=Gern Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapdelete failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Adding entry again (should fail)..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test002-01-entry.ldif >> $TESTOUT 2>&1
+RC=$?
+case $RC in
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+19)
+ echo "ldapmodify failed ($RC)"
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+echo "Adding a regex entry (should fail)..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test002-02-regex.ldif >> $TESTOUT 2>&1
+RC=$?
+case $RC in
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+19)
+ echo "ldapmodify failed ($RC)"
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+echo "Adding entry with offending attributes removed..."
+grep -v '^description:' data/test002-01-entry.ldif | \
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test003-search b/contrib/slapd-modules/variant/tests/scripts/test003-search
new file mode 100755
index 0000000..2284ab7
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test003-search
@@ -0,0 +1,113 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Testing searches against regular entries..."
+echo "# Testing searches against regular entries..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ "(|(name=Elliot)(description=*hiker*))" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches listing variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches listing variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s one -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s base -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -s base -H $URI1 \
+ -b "cn=Bjorn Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ '(ou=Information Technology Division)' \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "cn=ITD Staff,ou=Groups,$BASEDN" -s base -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches filtering on variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches filtering on variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ "(st=Alumni Association)" st \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test003-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test004-compare b/contrib/slapd-modules/variant/tests/scripts/test004-compare
new file mode 100755
index 0000000..c87d347
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test004-compare
@@ -0,0 +1,63 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Comparing a regular entry..."
+$LDAPCOMPARE -H $URI1 \
+ "cn=Mark Elliot,ou=Alumni Association,ou=People,$BASEDN" \
+ "cn:Mark Elliot" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 6 && test $RC,$BACKEND != 5,null ; then
+ echo "ldapcompare failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+echo "Comparing a variant entry..."
+$LDAPCOMPARE -H $URI1 \
+ "ou=People,$BASEDN" \
+ "description:The Example, Inc. at Anytown" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 6 && test $RC,$BACKEND != 5,null ; then
+ echo "ldapcompare failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+echo "Comparing a regex entry..."
+$LDAPCOMPARE -H $URI1 \
+ "cn=Barbara Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ "ou:Information Technology Division" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 6 && test $RC,$BACKEND != 5,null ; then
+ echo "ldapcompare failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test005-modify b/contrib/slapd-modules/variant/tests/scripts/test005-modify
new file mode 100755
index 0000000..4cbf289
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test005-modify
@@ -0,0 +1,120 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Modifying entry..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test005-changes.ldif >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+# for now, overlay returns success just after the modifications to the main
+# entry succeed, ignoring the rest should they fail
+echo "Modifying a nonexistent variant of an existing entry..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test005-variant-missing.ldif >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Configuring nonexistent entry as variant..."
+. $CONFFILTER $BACKEND $MONITORDB < data/additional-config.ldif | \
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Modifying an existing variant of above missing entry..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test005-modify-missing.ldif >> $TESTOUT 2>&1
+RC=$?
+case $RC in
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+32)
+ echo "ldapmodify failed ($RC)"
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+echo "Reading affected entries back..."
+echo "# Reading affected entries back..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ '(|(description=*heard*)(st=*)(ou=alabama)(ou=*IT*))' \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >>$SEARCHOUT
+$LDAPSEARCH -H $URI1 -s base \
+ -b "cn=Bjorn Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test005-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test006-acl b/contrib/slapd-modules/variant/tests/scripts/test006-acl
new file mode 100755
index 0000000..6b34fb8
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test006-acl
@@ -0,0 +1,323 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+case "$BACKEND" in ldif | null)
+ echo "$BACKEND backend does not support access controls, test skipped"
+ exit 0
+esac
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+CONF=$ACLCONF
+. ${SCRIPTDIR}/common.sh
+
+echo "Applying test-specific configuration..."
+. $CONFFILTER $BACKEND $MONITORDB < data/test006-config.ldif | \
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$MANAGERDN" -H $URI1 -w $PASSWD >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: ou=Add & Delete,dc=example,dc=com
+changetype: add
+objectClass: organizationalUnit
+ou: Add & Delete
+
+dn: cn=group,ou=Add & Delete,dc=example,dc=com
+changetype: add
+objectclass: groupOfNames
+member: dc=example,dc=com
+
+dn: sn=Doe,ou=Add & Delete,dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+cn: John
+uid: jd
+
+dn: sn=Elliot,ou=Add & Delete,dc=example,dc=com
+changetype: add
+objectclass: OpenLDAPperson
+cn: Mark
+uid: me
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing search ACL processing..."
+
+echo "# Try to read an entry inside the Alumni Association container.
+# It should give us noSuchObject if we're not bound..." \
+>> $SEARCHOUT
+# FIXME: temporarily remove the "No such object" message to make
+# the test succeed even if SLAP_ACL_HONOR_DISCLOSE is not #define'd
+$LDAPSEARCH -b "$MELLIOTDN" -H $URI1 "(objectclass=*)" \
+ 2>&1 | grep -v "No such object" >> $SEARCHOUT
+
+echo >>$SEARCHOUT
+echo "# ... and should return appropriate attributes if we're bound as anyone
+# under Example." \
+>> $SEARCHOUT
+$LDAPSEARCH -b "$MELLIOTDN" -H $URI1 \
+ -D "$BABSDN" -w bjensen "(objectclass=*)" >> $SEARCHOUT 2>&1
+
+$LDAPSEARCH -b "$MELLIOTDN" -H $URI1 \
+ -D "$BJORNSDN" -w bjorn "(objectclass=*)" >> $SEARCHOUT 2>&1
+
+echo >>$SEARCHOUT
+echo "# Add & Delete subtree contents as seen by Babs" >> $SEARCHOUT
+$LDAPSEARCH -b "ou=Add & Delete,dc=example,dc=com" -H $URI1 \
+ -D "$BABSDN" -w bjensen "(objectclass=*)" >> $SEARCHOUT 2>&1
+
+echo >>$SEARCHOUT
+echo "# Add & Delete subtree contents as seen by Bjorn" >> $SEARCHOUT
+$LDAPSEARCH -b "ou=Add & Delete,dc=example,dc=com" -H $URI1 \
+ -D "$BJORNSDN" -w bjorn "(objectclass=*)" >> $SEARCHOUT 2>&1
+
+echo "Testing modifications..."
+echo "... ACL on the alternative entry"
+$LDAPMODIFY -D "$BJORNSDN" -H $URI1 -w bjorn >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=group,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+add: seealso
+seealso: $BJORNSDN
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BABSDN" -H $URI1 -w bjensen >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Alumni Assoc Staff, ou=Groups, dc=example, dc=com
+changetype: modify
+add: description
+description: added by bjensen (should fail)
+EOMODS
+RC=$?
+case $RC in
+50)
+ ;;
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit -1
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+$LDAPMODIFY -D "$MANAGERDN" -H $URI1 -w $PASSWD >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=group,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+add: seealso
+seealso: $BABSDN
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BJORNSDN" -H $URI1 -w bjorn >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Alumni Assoc Staff, ou=Groups, dc=example, dc=com
+changetype: modify
+add: description
+description: added by bjorn (removed later)
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BABSDN" -H $URI1 -w bjensen >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Group,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+delete: description
+description: added by bjorn (removed later)
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BJORNSDN" -H $URI1 -w bjorn >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Added by Bjorn,ou=Add & Delete,dc=example,dc=com
+changetype: add
+objectClass: inetOrgPerson
+sn: Jensen
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BJORNSDN" -H $URI1 -w bjorn >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Group,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+add: description
+description: another one added by bjorn (should succeed)
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "... ACL on the variant entry"
+$LDAPMODIFY -D "$BABSDN" -H $URI1 -w bjensen >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Group,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+add: description
+description: added by bjensen (should fail)
+EOMODS
+RC=$?
+case $RC in
+50)
+ ;;
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit -1
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+$LDAPMODIFY -D "$BJORNSDN" -H $URI1 -w bjorn >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: sn=Doe,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+add: description
+description: added by bjorn (will be removed)
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+$LDAPMODIFY -D "$BABSDN" -H $URI1 -w bjensen >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: cn=Added by Bjorn,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+replace: description
+description: added by bjensen (should fail)
+EOMODS
+RC=$?
+case $RC in
+50)
+ ;;
+0)
+ echo "ldapmodify should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit -1
+ ;;
+*)
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+$LDAPMODIFY -D "$JAJDN" -H $URI1 -w jaj >> \
+ $TESTOUT 2>&1 << EOMODS
+dn: sn=Elliot,ou=Add & Delete,dc=example,dc=com
+changetype: modify
+delete: description
+description: added by bjorn (will be removed)
+-
+add: description
+description: added by jaj (should succeed)
+EOMODS
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+sleep $SLEEP0
+
+echo >>$SEARCHOUT
+echo "Using ldapsearch to retrieve all the entries..."
+echo "# Using ldapsearch to retrieve all the entries..." >> $SEARCHOUT
+$LDAPSEARCH -S "" -b "ou=Add & Delete,dc=example,dc=com" \
+ -D "$MANAGERDN" -H $URI1 -w $PASSWD \
+ 'objectClass=*' >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test006-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "comparison failed - operations did not complete correctly"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test007-subtypes b/contrib/slapd-modules/variant/tests/scripts/test007-subtypes
new file mode 100755
index 0000000..177fc33
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test007-subtypes
@@ -0,0 +1,67 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Comparing supertype of a variant attribute..."
+$LDAPCOMPARE -H $URI1 \
+ "ou=Groups,$BASEDN" \
+ "name:Alumni Association" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 6 && test $RC,$BACKEND != 5,null ; then
+ echo "ldapcompare failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+echo "Testing searches against attribute supertypes..."
+echo "# Testing searches against attribute supertypes..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ "(&(name=groups)(name=Alumni Association))" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test007-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test008-variant-replication b/contrib/slapd-modules/variant/tests/scripts/test008-variant-replication
new file mode 100755
index 0000000..63e2d7e
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test008-variant-replication
@@ -0,0 +1,194 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+if test "$SYNCPROV" = syncprovno; then
+ echo "Syncrepl provider overlay not available, test skipped"
+ exit 0
+fi
+
+. ${SCRIPTDIR}/common.sh
+
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1 <<EOMOD
+dn: olcOverlay={0}variant,olcDatabase={1}$BACKEND,cn=config
+changetype: modify
+replace: olcVariantPassReplication
+olcVariantPassReplication: FALSE
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+if test "$SYNCPROV" = syncprovmod; then
+ $LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1 <<EOMOD
+dn: cn=module{0},cn=config
+changetype: modify
+add: olcModuleLoad
+olcModuleLoad: $LDAP_BUILD/servers/slapd/overlays/syncprov.la
+EOMOD
+
+ RC=$?
+ if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ fi
+fi
+
+echo "Configuring syncprov on the provider..."
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1 <<EOMOD
+dn: olcOverlay=syncprov,olcDatabase={1}$BACKEND,cn=config
+changetype: add
+objectclass: olcSyncProvConfig
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+mkdir $DBDIR4
+
+echo "Starting consumer slapd on TCP/IP port $PORT4..."
+. $CONFFILTER $BACKEND $MONITORDB < $P1SRCONSUMERCONF > $CONF4
+$SLAPD -f $CONF4 -h $URI4 -d $LVL > $LOG4 2>&1 &
+CONSUMERPID=$!
+if test $WAIT != 0 ; then
+ echo CONSUMERPID $CONSUMERPID
+ read foo
+fi
+KILLPIDS="$KILLPIDS $CONSUMERPID"
+
+sleep $SLEEP0
+
+for i in 0 1 2 3 4 5; do
+ $LDAPSEARCH -s base -b "$BASEDN" -H $URI4 \
+ 'objectclass=*' > /dev/null 2>&1
+ RC=$?
+ if test $RC = 0 ; then
+ break
+ fi
+ echo "Waiting ${SLEEP1} seconds for consumer to start replication..."
+ sleep ${SLEEP1}
+done
+
+echo "Waiting ${SLEEP1} seconds for consumer to finish replicating..."
+sleep ${SLEEP1}
+
+echo "Testing searches against regular entries..."
+echo "# Testing searches against regular entries..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI4 \
+ "(|(name=Elliot)(description=*hiker*))" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches listing replicated variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches listing replicated variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s one -H $URI4 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+# regex variants do not replicate correctly and this is documented
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s base -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+# regex variants do not replicate correctly and this is documented
+echo >> $SEARCHOUT
+$LDAPSEARCH -s base -H $URI1 \
+ -b "cn=Bjorn Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ '(ou=Information Technology Division)' \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+# regex variants do not replicate correctly and this is documented
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "cn=ITD Staff,ou=Groups,$BASEDN" -s base -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches filtering on replicated variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches filtering on replicated variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI4 \
+ "(st=Alumni Association)" st \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test003-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test009-ignored-replication b/contrib/slapd-modules/variant/tests/scripts/test009-ignored-replication
new file mode 100755
index 0000000..aefbfa9
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test009-ignored-replication
@@ -0,0 +1,227 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+if test "$SYNCPROV" = syncprovno; then
+ echo "Syncrepl provider overlay not available, test skipped"
+ exit 0
+fi
+
+. ${SCRIPTDIR}/common.sh
+
+if test "$SYNCPROV" = syncprovmod; then
+ $LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1 <<EOMOD
+dn: cn=module{0},cn=config
+changetype: modify
+add: olcModuleLoad
+olcModuleLoad: $LDAP_BUILD/servers/slapd/overlays/syncprov.la
+EOMOD
+
+ RC=$?
+ if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ fi
+fi
+
+echo "Configuring syncprov on the provider..."
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ > $TESTOUT 2>&1 <<EOMOD
+dn: olcOverlay={0}syncprov,olcDatabase={1}$BACKEND,cn=config
+changetype: add
+objectclass: olcSyncProvConfig
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+mkdir $DBDIR4 $TESTDIR/confdir-consumer
+
+echo "Starting consumer slapd on TCP/IP port $PORT4..."
+. $CONFFILTER $BACKEND $MONITORDB < $P1SRCONSUMERCONF > $CONF4
+
+echo "database config" >>$CONF4
+echo "rootpw `$SLAPPASSWD -T $CONFIGPWF`" >>$CONF4
+
+$SLAPD -f $CONF4 -F $TESTDIR/confdir-consumer -h $URI4 -d $LVL > $LOG4 2>&1 &
+CONSUMERPID=$!
+if test $WAIT != 0 ; then
+ echo CONSUMERPID $CONSUMERPID
+ read foo
+fi
+KILLPIDS="$KILLPIDS $CONSUMERPID"
+
+sleep $SLEEP0
+
+echo "Setting up variant overlay on consumer..."
+$LDAPSEARCH -D cn=config -H $URI4 -y $CONFIGPWF \
+ -s base -b 'cn=module{0},cn=config' 1.1 >$TESTOUT 2>&1
+RC=$?
+case $RC in
+0)
+ $LDAPMODIFY -v -D cn=config -H $URI4 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: cn=module{0},cn=config
+changetype: modify
+add: olcModuleLoad
+olcModuleLoad: `pwd`/../variant.la
+EOMOD
+ ;;
+32)
+ $LDAPMODIFY -v -D cn=config -H $URI4 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: cn=module,cn=config
+changetype: add
+objectClass: olcModuleList
+olcModuleLoad: `pwd`/../variant.la
+EOMOD
+ ;;
+*)
+ echo "Failed testing for module load entry"
+ exit $RC;
+ ;;
+esac
+
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+. $CONFFILTER $BACKEND $MONITORDB < $OVERLAY_CONFIG | \
+$LDAPMODIFY -v -D cn=config -H $URI4 -y $CONFIGPWF \
+ > $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+for i in 0 1 2 3 4 5; do
+ $LDAPSEARCH -s base -b "$BASEDN" -H $URI4 \
+ 'objectclass=*' > /dev/null 2>&1
+ RC=$?
+ if test $RC = 0 ; then
+ break
+ fi
+ echo "Waiting ${SLEEP1} seconds for consumer to start replication..."
+ sleep ${SLEEP1}
+done
+
+echo "Waiting ${SLEEP1} seconds for consumer to finish replicating..."
+sleep ${SLEEP1}
+
+echo "Testing searches against regular entries..."
+echo "# Testing searches against regular entries..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI4 \
+ "(|(name=Elliot)(description=*hiker*))" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches listing replicated variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches listing replicated variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s one -H $URI4 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s base -H $URI4 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -s base -H $URI4 \
+ -b "cn=Bjorn Jensen,ou=Information Technology Division,ou=People,$BASEDN" \
+ '(ou=Information Technology Division)' \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo >> $SEARCHOUT
+$LDAPSEARCH -b "cn=ITD Staff,ou=Groups,$BASEDN" -s base -H $URI4 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches filtering on replicated variants..."
+echo >> $SEARCHOUT
+echo "# Testing searches filtering on replicated variants..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI4 \
+ "(st=Alumni Association)" st \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test003-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test010-limits b/contrib/slapd-modules/variant/tests/scripts/test010-limits
new file mode 100755
index 0000000..5828922
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test010-limits
@@ -0,0 +1,99 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Testing searches against regular entries..."
+echo "# Testing searches against regular entries..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ -z 1 "(|(name=Elliot)(description=*hiker*))" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+case $RC in
+0)
+ echo "ldapsearch should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+4)
+ echo "sizelimit reached ($RC)"
+ ;;
+*)
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+echo "Testing searches listing variants where limits just fit..."
+echo "# Testing searches listing variants where limits just fit..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -s one -H $URI1 \
+ -z 3 >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Testing searches filtering on variants going over the specified limit..."
+echo "# Testing searches filtering on variants going over the specified limit..." >> $SEARCHOUT
+$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+ -z 1 "(name=Alumni Association)" \
+ >> $SEARCHOUT 2>&1
+RC=$?
+case $RC in
+0)
+ echo "ldapsearch should have failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+ ;;
+4)
+ echo "sizelimit reached ($RC)"
+ ;;
+*)
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+ ;;
+esac
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test010-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER -s e < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER -s e < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test011-referral b/contrib/slapd-modules/variant/tests/scripts/test011-referral
new file mode 100755
index 0000000..37d6d8c
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test011-referral
@@ -0,0 +1,169 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+TESTDN="cn=Gern Jensen,ou=Information Technology Division,ou=People,$BASEDN"
+
+echo "Adding referral..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: $TESTDN
+changetype: add
+objectclass: referral
+objectclass: extensibleObject
+ref: ldap://hostB HostB
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Configuring referral as variant..."
+. $CONFFILTER $BACKEND $MONITORDB < data/additional-config.ldif | \
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Retrieving a referral variant..."
+echo "# Retrieving a referral variant..." >> $SEARCHOUT
+$LDAPSEARCH -LLL -b "$BASEDN" -H $URI1 \
+ '(cn=Gern Jensen)' >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch: unexpected result ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Retrieving a referral variant (returns a referral)..."
+echo "# Retrieving a referral variant (returns a referral)..." >> $SEARCHOUT
+$LDAPSEARCH -b "$TESTDN" -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 10 ; then
+ echo "ldapsearch: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Modifying a referral variant (returns a referral)..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: $TESTDN
+changetype: modify
+delete: description
+EOMOD
+RC=$?
+if test $RC != 10 ; then
+ echo "ldapmodify: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Comparing a referral variant (returns a referral)..."
+$LDAPCOMPARE -H $URI1 "$TESTDN" \
+ "description:The Example, Inc. at Anytown" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 10; then
+ echo "ldapcompare: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+echo "Reconfiguring variant underneath a referral..."
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: name={4}test002,olcOverlay={0}variant,olcDatabase={1}$BACKEND,cn=config
+changetype: modify
+replace: olcVariantEntry
+olcVariantEntry: cn=child,$TESTDN
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Retrieving a variant under a referral (returns a referral)..."
+echo "# Retrieving a variant under a referral (returns a referral)..." >> $SEARCHOUT
+$LDAPSEARCH -b "cn=child,$TESTDN" -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 10 ; then
+ echo "ldapsearch: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Modifying a variant under a referral (returns a referral)..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ >> $TESTOUT 2>&1 <<EOMOD
+dn: cn=child,$TESTDN
+changetype: modify
+delete: description
+EOMOD
+RC=$?
+if test $RC != 10 ; then
+ echo "ldapmodify: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Comparing a variant under a referral (returns a referral)..."
+$LDAPCOMPARE -H $URI1 "cn=child,$TESTDN" \
+ "description:The Example, Inc. at Anytown" >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 10; then
+ echo "ldapcompare: unexpected result ($RC)! (referral expected)"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit 1
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test011-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0
diff --git a/contrib/slapd-modules/variant/tests/scripts/test012-crossdb b/contrib/slapd-modules/variant/tests/scripts/test012-crossdb
new file mode 100755
index 0000000..8854a1b
--- /dev/null
+++ b/contrib/slapd-modules/variant/tests/scripts/test012-crossdb
@@ -0,0 +1,90 @@
+#! /bin/sh
+## $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 2016-2022 The OpenLDAP Foundation.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
+##
+## ACKNOWLEDGEMENTS:
+## This module was written in 2016 by Ondřej Kuzník for Symas Corp.
+
+echo "running defines.sh"
+. $SRCDIR/scripts/defines.sh
+
+. ${SCRIPTDIR}/common.sh
+
+echo "Setting up another database and variant using an alternate there..."
+mkdir $DBDIR2
+$LDAPMODIFY -v -D cn=config -H $URI1 -y $CONFIGPWF \
+ <<EOMOD >> $TESTOUT 2>&1
+dn: olcDatabase=ldif,cn=config
+changetype: add
+objectclass: olcLdifConfig
+olcSuffix: dc=demonstration,dc=com
+olcDbDirectory: $DBDIR2
+olcRootDn: $MANAGERDN
+
+dn: olcVariantVariantAttribute={1}seealso,name={0}variant,olcOverlay={0}variant,olcDatabase={1}$BACKEND,cn=config
+changetype: modify
+replace: olcVariantAlternativeEntry
+olcVariantAlternativeEntry: ou=Societies,dc=demonstration,dc=com
+EOMOD
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Adding alternate entry..."
+$LDAPMODIFY -D $MANAGERDN -H $URI1 -w $PASSWD \
+ -f data/test012-data.ldif >> $TESTOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapmodify failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+echo "Checking the variant gets resolved correctly..."
+echo "# Testing a search against a variant using another DB..." >> $SEARCHOUT
+#$LDAPSEARCH -b "$BASEDN" -H $URI1 \
+# "seealso=dc=example,dc=com" \
+$LDAPSEARCH -b "ou=People,$BASEDN" -s base -H $URI1 \
+ >> $SEARCHOUT 2>&1
+RC=$?
+if test $RC != 0 ; then
+ echo "ldapsearch failed ($RC)!"
+ test $KILLSERVERS != no && kill -HUP $KILLPIDS
+ exit $RC
+fi
+
+test $KILLSERVERS != no && kill -HUP $KILLPIDS
+
+LDIF=data/test012-out.ldif
+
+echo "Filtering ldapsearch results..."
+$LDIFFILTER < $SEARCHOUT > $SEARCHFLT
+echo "Filtering expected entries..."
+$LDIFFILTER < $LDIF > $LDIFFLT
+echo "Comparing filter output..."
+$CMP $SEARCHFLT $LDIFFLT > $CMPOUT
+
+if test $? != 0 ; then
+ echo "Comparison failed"
+ exit 1
+fi
+
+echo ">>>>> Test succeeded"
+
+test $KILLSERVERS != no && wait
+
+exit 0