Use real node for Container#each test

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## 1.0.3 [compare][compare_v1_0_2_and_master]
 
+- Use real node for `Container#each` test by [@gonzedge][github_user_gonzedge]
 - Define `ProviderCollection#format` method instead of alias for `#keys` by [@gonzedge][github_user_gonzedge]
 - Add documentation for `ProviderCollection`'s `#keys` and `#[]` by [@gonzedge][github_user_gonzedge]
 - Upgrade to coveralls 0.8.21 by [@gonzedge][github_user_gonzedge]

spec/lib/rambling/trie/container_spec.rb

@@ -548,17 +548,15 @@
 
   describe '#each' do
     before do
-      allow(root).to receive :each
+      root.add %i(s e y)
     end
 
     it 'returns an enumerator when no block is given' do
       expect(container.each).to be_instance_of Enumerator
-      expect(root).not_to have_received :each
     end
 
     it 'delegates `#each` to the root node when a block is given' do
-      container.each { |_| }
-      expect(root).to have_received :each
+      expect(container.each.to_a).to eq %w(yes)
     end
   end