X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=spec%2Fgraph%2Fedge_spec.rb;h=23537560ba40be5ce0ef39d277710951b8f43081;hb=refs%2Fheads%2Fdot;hp=938890fcb251f1e333a5305968fd2d2f391d2df6;hpb=282a96d68535bd39b4dcd08ff805ccfcfd8b9f10;p=graph.njae.git

diff --git a/spec/graph/edge_spec.rb b/spec/graph/edge_spec.rb
index 938890f..2353756 100644
--- a/spec/graph/edge_spec.rb
+++ b/spec/graph/edge_spec.rb
@@ -29,8 +29,18 @@ module GraphNjae
       end
     end # adds attributes
     
-    describe '#<<' do
-      it 'adds a new vertex to an edge (with a connection)' do
+    describe "#to_s" do
+      it "returns the string form of an edge" do
+        v1 = Vertex.new :name => :v1
+        v2 = Vertex.new :name => :v2
+        e.type = :test
+        e << v1 << v2
+        e.to_s.should == '<E: test [<V: v1>, <V: v2>] >'
+      end
+    end
+    
+    describe "#<<" do
+      it "adds a new vertex to an edge (with a connection)" do
         e.connections.should be_empty
         e << v1
         e.should have(1).connections