update tests

Signed-off-by: franck cuny <franck@lumberjaph.net>

1 files changed, 5 insertions, 1 deletions

diff --git a/t/08-viz.t b/t/08-viz.t
index c9c6134..40be120 100644
--- a/t/08-viz.t
+++ b/t/08-viz.t
@@ -6,7 +6,7 @@ use Test::Exception;
 
 use Graph::GEXF;
 
-my $graph = Graph::GEXF->new();
+my $graph = Graph::GEXF->new(visualization => 1);
 
 my $n = $graph->add_node();
 
@@ -18,6 +18,10 @@ _test($n, 1, qw/r g b/);
 dies_ok {$n->r(256)} "can't set color to value > 255";
 dies_ok {$n->r(-1)} "can't set color to value < 0";
 
+my $xml = $graph->to_xml;
+
+warn $xml;
+
 sub _test{
     my ($n, $value, @attr) = @_;
     foreach (@attr){