diff --git a/scripts/testConfBackend.pl b/scripts/testConfBackend.pl
new file mode 100755
index 000000000..55a9d71e8
--- /dev/null
+++ b/scripts/testConfBackend.pl
@@ -0,0 +1,112 @@
+#!/usr/bin/perl
+
+use lib 'lemonldap-ng-common/lib';
+
+use strict;
+use Getopt::Long;
+use Lemonldap::NG::Common::Conf;
+use Test::More tests => 12;
+
+my %opts;
+my $result = GetOptions( \%opts, 'help|h', 'ini|i=s', 'module|m=s', 'options|o=s' );
+
+if ( $opts{help} or not( $opts{module} ) ) {
+    print STDERR qq(
+               ## Lemonldap::NG configuration module tester ##
+
+Usage:
+    $0 --module=<New> --ini=path/to/lemonldap-ng.ini --options='{ some => "parameter" }'
+
+<New> must be the last word of Perl package: file must be named
+Lemonldap::NG::Common::Conf::New
+
+);
+    exit 1;
+}
+
+my $module = $opts{module};
+
+my $args = eval $opts{options} // {};
+
+my $currentConf;
+
+# 1
+ok(
+    $currentConf = Lemonldap::NG::Common::Conf->new(
+        {
+            confFile => $opts{ini},
+            noCache  => 1,
+        }
+    ),
+    'Load test conf module'
+);
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 2
+my $new;
+ok(
+    $new = Lemonldap::NG::Common::Conf->new(
+        {
+            type => $module,
+            %$args,
+            force       => 1,
+            noCache     => 1,
+            cfgNumFixed => 1,
+        }
+    ),
+    'Load new module'
+);
+
+# 3
+ok( ref($new), "New conf object ($Lemonldap::NG::Common::Conf::msg)" );
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 4
+my $cfgNum;
+ok( $cfgNum = $currentConf->lastCfg(), 'Test configuration available' );
+
+# 5
+my $conf;
+ok(
+    $conf = $currentConf->getConf( { cfgNum => $cfgNum } ),
+    "Get test conf ($Lemonldap::NG::Common::Conf::msg)"
+);
+$Lemonldap::NG::Common::Conf::msg = '';
+
+$conf->{cfgNum}++;
+my $r;
+
+# 6
+eval { $new->delete( $conf->{cfgNum} ) };
+ok( $r = $new->saveConf($conf),
+    "Store conf in new module ($Lemonldap::NG::Common::Conf::msg)" );
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 7
+ok( $r == $conf->{cfgNum}, 'Return cfgNum' );
+
+# 8
+ok( [ $new->available() ],
+    "Some conf are available ($Lemonldap::NG::Common::Conf::msg)" );
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 9
+ok( $r == $new->lastCfg(),
+    "New conf is available ($Lemonldap::NG::Common::Conf::msg)" );
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 10
+my $nc;
+ok(
+    $nc = $new->getConf( { cfgNum => $r } ),
+    "Get new conf ($Lemonldap::NG::Common::Conf::msg)"
+);
+$Lemonldap::NG::Common::Conf::msg = '';
+
+# 11
+ok( $nc->{cfgNum} == $r, 'Good cfgNum in new conf' );
+
+# 12
+ok( $new->delete($r), "Delete conf ($Lemonldap::NG::Common::Conf::msg)" );
+$Lemonldap::NG::Common::Conf::msg = '';
+