Fixing broken test of project last_activity

spec/models/project_spec.rb

@@ -167,21 +167,19 @@ describe Project do
     end
   end
 
-  describe "last_activity" do
+  describe "last_activity methods" do
     let(:project)    { Factory :project }
+    let(:last_event) { double(created_at: Time.now) }
 
-    before do
-      project.stub(last_event: double)
+    describe "last_activity" do
+      it "should alias last_activity to last_event"do
+        project.stub(last_event: last_event)
+        project.last_activity.should == last_event
       end
-
-    it { project.last_activity.should == last_event }
     end
 
     describe 'last_activity_date' do
-    let(:project)    { Factory :project }
-
       it 'returns the creation date of the project\'s last event if present' do
-      last_event = double(created_at: Time.now)
         project.stub(last_event: last_event)
         project.last_activity_date.should == last_event.created_at
       end
@@ -190,6 +188,8 @@ describe Project do
         project.last_activity_date.should == project.updated_at
       end
     end
+  end
+
   describe "fresh commits" do
     let(:project) { Factory :project }