convert snake case attributes to hyphen case.

1 files changed, 10 insertions, 0 deletions

diff --git a/spec/node_spec.rb b/spec/node_spec.rb
index 12c69c7..c277dd6 100644
--- a/spec/node_spec.rb
+++ b/spec/node_spec.rb
@@ -3,6 +3,7 @@ describe Scale::Node do
     include Scale::Node
     attribute :x, Integer
     attribute :y, Integer
+    attribute :fill_opacity, Float
 
     def xml_tag
       :fake
@@ -42,5 +43,14 @@ describe Scale::Node do
       XML
       expect(subject.to_xml).to eql(expected)
     end
+
+    it 'replaces underscores in attribute names' do
+      subject.fill_opacity = 0.5
+      expected = <<-XML
+<?xml version="1.0"?>
+<fake fill-opacity="0.5"/>
+      XML
+      expect(subject.to_xml).to eql(expected)
+    end
   end
 end