From: Vincent Pit <vince@profvince.com>
Date: Wed, 15 Dec 2010 23:16:27 +0000 (+0100)
Subject: Handle undefined licenses gracefully
X-Git-Tag: v0.11~9
X-Git-Url: http://git.vpit.fr/?p=perl%2Fmodules%2FCPANPLUS-Dist-Gentoo.git;a=commitdiff_plain;h=71afb2b14bce73a68a56efd6c47af106c996232d

Handle undefined licenses gracefully
---

diff --git a/lib/CPANPLUS/Dist/Gentoo/Maps.pm b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
index b9b9611..9c91f85 100644
--- a/lib/CPANPLUS/Dist/Gentoo/Maps.pm
+++ b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
@@ -67,7 +67,11 @@ my %licenses = (
 
 sub license_c2g {
  my %seen;
- grep !$seen{$_}++, map @{$licenses{+lc} || []}, @_;
+
+ grep !$seen{$_}++,
+  map @{$licenses{+lc} || []},
+   grep defined,
+    @_;
 }
 
 =head2 C<version_c2g $name, $version>
diff --git a/t/13-maps-license.t b/t/13-maps-license.t
index 0a19d00..e3119dc 100644
--- a/t/13-maps-license.t
+++ b/t/13-maps-license.t
@@ -3,7 +3,7 @@
 use strict;
 use warnings;
 
-use Test::More tests => 4;
+use Test::More tests => 6;
 
 use CPANPLUS::Dist::Gentoo::Maps;
 
@@ -12,6 +12,8 @@ sub check_licenses {
  is_deeply \@licenses, $_[1], $_[2];
 }
 
+check_licenses [ ],               [ ],                        'empty';
+check_licenses [ undef ],         [ ],                        'undef';
 check_licenses [ 'woo' ],         [ ],                        'nonexistent';
 check_licenses [ 'perl' ],        [ qw/Artistic GPL-2/ ],     'perl';
 check_licenses [ qw/perl gpl2/ ], [ qw/Artistic GPL-2/ ],     'perl + gpl2';