change empty project view to annonymous user from activity to empty partial

app/helpers/preferences_helper.rb

@@ -50,9 +50,7 @@ module PreferencesHelper
   end
 
   def default_project_view
-    unless current_user
-      return @repository.head_commit ? 'readme' : 'activity'
-    end
+    return annonymous_project_view unless current_user
 
     user_view = current_user.project_view
 
@@ -68,4 +66,8 @@ module PreferencesHelper
       "customize_workflow"
     end
   end
+
+  def annonymous_project_view
+    @project.empty_repo? ? 'empty' : 'readme'
+  end
 end

app/models/repository.rb

@@ -554,8 +554,6 @@ class Repository
   end
 
   def readme
-    return unless head_commit
-
     cache.fetch(:readme) { tree(:head).readme }
   end
 

app/views/projects/_empty.html.haml

+.row-content-block.second-block.center
+  %h3.page-title
+    The repository for this project is empty

spec/helpers/preferences_helper_spec.rb

@@ -90,19 +90,16 @@ describe PreferencesHelper do
     let(:project) { create(:project) }
 
     context 'user not signed in' do
-      before do
-        stub_user
-        @repository = project.repository
-      end
+      before { stub_user }
 
       it 'returns readme view if repository is not empty' do
         expect(helper.default_project_view).to eq('readme')
       end
 
       it 'returns activity if repository is empty' do
-        expect(@repository).to receive(:head_commit).and_return(nil)
+        expect(project).to receive(:empty_repo?).and_return(true)
 
-        expect(helper.default_project_view).to eq('activity')
+        expect(helper.default_project_view).to eq('empty')
       end
     end
   end