/usr/share/perl5/EBox/Config/TestStub.pm is in zentyal-common 2.3.3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | # Copyright (C) 2008-2012 eBox Technologies S.L.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
package EBox::Config::TestStub;
# Description:
#
use strict;
use warnings;
use Test::MockObject;
use Perl6::Junction qw(all);
use EBox::Config;
use Error qw(:try);
# XXX: Derivated paths are ttoally decoupled from their base path (datadir, sysconfdir, localstatedir, libdir)
# possible solution 1:  rewrite EBox::Config so the derivated elements use a sub to get the needed element
# possible solution 2: rewrite this package to have specialized fakes for those subs
my %config       = _defaultConfig();    # this hash hold the configuration items
sub _defaultConfig
{
    my @defaultConfig;
    my @configKeys = qw(prefix etc var user group share libexec locale conf tmp passwd sessionid log logfile stubs cgi templates schemas www css images version lang );
    foreach my $key (@configKeys) {
	my $configKeySub_r = EBox::Config->can($key);
	defined $configKeySub_r or die "Can not find $key sub in EBox::Config module";
	my $value;
	try {
	  $value = $configKeySub_r->();
	}
	otherwise {
	  # ignore systems where configuration files are  not installed
	  $value = undef;
	  print "\n\nFailed: $key \n";;
	};
	push @defaultConfig, ($key => $value );
    }
    return @defaultConfig;
}
sub fake
{
  my @fakedConfig = @_;
  if ( @fakedConfig > 0)  {
    setConfigKeys(@fakedConfig);
  }
}
sub _checkFakeParams
{
    my %params = @_;
}
sub unfake
{
  delete $INC{'EBox/Config.pm'};
  eval 'use EBox::Config';
  $@ and die "Error reloading EBox::Config: $@";
}
sub _checkConfigKeysParameters
{
    my %params = @_;
   # check parameters...
    if (@_ == 0) {
	die "setConfigKeys called without parameters";
    }
    my $allCorrectParam = all (keys %config);
    my @incorrectParams = grep { $_ ne $allCorrectParam } keys %params;
    if (@incorrectParams) {
	die "called with the following incorrect config key names: @incorrectParams";
    }
}
sub setConfigKeys
{
    my %fakedConfig = @_;
    print "checkConfigKey\n\n";
    _checkConfigKeysParameters(@_);
    my @fakeSubs;;
    while ( my ($configKey, $fakedResult) = each %fakedConfig ) {
      push @fakeSubs, ($configKey => sub { return $fakedResult });
    }
    Test::MockObject->fake_module('EBox::Config', @fakeSubs );
}
1;
 |