--- /dev/null
+# -*- mode: cperl;-*-
+
+use Test::More;
+
+use warnings;
+use strict;
+
+use utf8;
+use Encode;
+
+# Default cmp '>'
+my @versions = ({a => '1.0-1',
+ b => '2.0-2',
+ result => -1,
+ relation => 'lt',
+ },
+ {a => '2.2~rc-4',
+ b => '2.2-1',
+ result => -1,
+ relation => 'lt',
+ },
+ {a => '2.2-1',
+ b => '2.2~rc-4',
+ result => 1,
+ relation => 'gt',
+ },
+ {a => '1.0000-1',
+ b => '1.0-1',
+ result => 0,
+ relation => 'eq',
+ },
+ );
+
+plan tests => @versions * 2 + 1;
+
+sub dpkg_vercmp{
+ my ($a,$b,$cmp) = @_;
+ $cmp = 'gt' if not defined $cmp;
+ return system('dpkg','--compare-versions',$a,$cmp,$b) == 0;
+}
+
+
+use_ok('Debbugs::Versions::Dpkg');
+
+for my $version_cmp (@versions) {
+ ok(Debbugs::Versions::Dpkg::vercmp($$version_cmp{a},$$version_cmp{b}) == $$version_cmp{result},
+ "Version $$version_cmp{a} $$version_cmp{relation} $$version_cmp{b} ok");
+ ok(dpkg_vercmp($$version_cmp{a},$$version_cmp{b},$$version_cmp{relation}),
+ "Dpkg concures: Version $$version_cmp{a} $$version_cmp{relation} $$version_cmp{b}");
+}
+