expose issue with single elimination brackets depth

spec/bracket_spec.rb

@@ -15,7 +15,7 @@
       bracket.matches.should be_a Array
       bracket.matches.map(&:class).should == [BracketTree::Match, BracketTree::Match, BracketTree::Match]
     end
-    
+
     it 'should create an empty if matches are not passed' do
       bracket.matches.should be_a Array
       bracket.matches.should == []
@@ -196,4 +196,14 @@
       end
     end
   end
+
+  describe 'single elimination bracket' do
+    let(:klass) {BracketTree::Bracket::SingleElimination }
+
+    it 'builds brackets with expected depth' do
+      [[64, 7], [128,8]].each do |size, depth|
+        klass.by_size(size).depth.should == {:left => depth, :right => depth, :total => depth}
+      end
+    end
+  end
 end