Test two sources with the same key

tests/source.pp

@@ -9,3 +9,21 @@ apt::source { 'foo':
   key_server => 'keyserver.ubuntu.com',
   pin => '600'
 }
+
+# test two sources with the same key
+apt::source { "debian_testing":
+  location => "http://debian.mirror.iweb.ca/debian/",
+  release => "testing",
+  repos => "main contrib non-free",
+  key => "55BE302B",
+  key_server => "subkeys.pgp.net",
+  pin => "-10"
+}
+apt::source { "debian_unstable":
+  location => "http://debian.mirror.iweb.ca/debian/",
+  release => "unstable",
+  repos => "main contrib non-free",
+  key => "55BE302B",
+  key_server => "subkeys.pgp.net",
+  pin => "-10"
+}