--- /dev/null
+#!/usr/bin/perl
+
+# This file is part of Koha.
+#
+# Koha is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# Koha is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Koha; if not, see <http://www.gnu.org/licenses>.
+
+use Modern::Perl;
+use Test::More tests => 1;
+use File::Slurp;
+
+my @files = `git ls-tree HEAD|tr -s '\t' ' '|cut -d' ' -f4`;
+
+my $MakeFile = read_file('Makefile.PL');
+my @MakeFile = split "\n", $MakeFile;
+
+my @ignored = qw(
+ .editorconfig
+ .mailmap
+ LICENSE
+ README.md
+ README.robots
+ debian
+ install-CPAN.pl
+ koha_perl_deps.pl
+);
+
+my @not_mapped;
+for my $file (@files ) {
+ chomp $file;
+ unless ( grep {/$file/} @MakeFile or grep {/$file/} @ignored ) {
+ push @not_mapped, $file;
+ }
+}
+
+is( @not_mapped, 0, 'All directories should be mapped' . (@not_mapped ? ': ' . join ',', @not_mapped : '' ) );