first commit

perl/lib/Graph-Easy-0.76/t/anon_group.t

@@ -0,0 +1,83 @@
+#!/usr/bin/perl -w
+
+# test anonymous groups
+
+use Test::More;
+use strict;
+
+BEGIN
+   {
+   plan tests => 15;
+   chdir 't' if -d 't';
+   use lib '../lib';
+   use_ok ("Graph::Easy::Group::Anon") or die($@);
+   use_ok ("Graph::Easy") or die($@);
+   use_ok ("Graph::Easy::As_txt") or die($@);
+   require_ok ("Graph::Easy::As_ascii") or die($@);
+   };
+
+can_ok ("Graph::Easy::Group::Anon", qw/
+  new
+  as_txt as_html
+  error
+  class
+  name
+  successors
+  predecessors
+  width
+  height
+  pos
+  x
+  y
+  class
+  del_attribute
+  set_attribute
+  set_attributes
+  attribute
+  attributes_as_txt
+  as_pure_txt
+  group add_to_group
+  /);
+
+#############################################################################
+
+my $group = Graph::Easy::Group::Anon->new();
+
+is (ref($group), 'Graph::Easy::Group::Anon');
+
+is ($group->error(), '', 'no error yet');
+
+is ($group->label(), '', 'label');
+is ($group->name(), 'Group #0', 'name');
+is ($group->title(), '', 'no title per default');
+
+is ($group->{graph}, undef, 'no graph');
+is (scalar $group->successors(), undef, 'no outgoing links');
+is (scalar $group->predecessors(), undef, 'no incoming links');
+is ($group->{graph}, undef, 'successors/predecssors leave graph alone');
+
+#############################################################################
+# as_txt/as_html
+
+my $graph = Graph::Easy->new();
+
+$graph->add_group($group);
+
+is ($group->as_txt(), "( )\n\n", 'anon group as_txt');
+
+#is ($group->as_html(), " <td colspan=4 rowspan=4 class='node_anon'></td>\n",
+# 'as_html');
+
+#is ($group->as_ascii(), "", 'anon as_ascii');
+
+#is ($group->as_graphviz_txt(), '"\#0"', 'anon as_graphviz');
+
+#############################################################################
+# anon node as_graphviz
+
+#my $grviz = $graph->as_graphviz();
+
+#my $match = quotemeta('"\#0" [ color="#ffffff", label=" ", style=filled ]');
+
+#like ($grviz, qr/$match/, 'anon node');
+