moar tests

spec/lib/stream/tag_stream_spec.rb

@@ -10,4 +10,26 @@ describe TagStream do
   describe 'shared behaviors' do
     it_should_behave_like 'it is a stream'
   end
+
+  describe '.can_comment?' do
+    before do
+      @stream = TagStream.new(alice)
+      @stream.stub(:people).and_return([bob.person])
+    end
+
+    it 'returns true if user is a contact of the post author' do
+      post = Factory(:status_message, :author => bob.person)
+      @stream.can_comment?(post).should be_true
+    end 
+
+    it 'returns true if a user is the author of the post' do 
+      post = Factory(:status_message, :author => alice.person)
+      @stream.can_comment?(post).should be_true
+    end
+
+    it 'returns false otherwise' do
+      post = Factory(:status_message, :author => eve.person)
+      @stream.can_comment?(post).should be_false
+    end
+  end
 end

spec/shared_behaviors/stream.rb

@@ -40,6 +40,10 @@ describe 'Streams' do
         @stream.order=nil
         @stream.order.should == 'created_at'
       end
+
+      it 'should have can_comment?(post)' do
+        @stream.can_comment?(Factory(:status_message)).should_not be_nil
+      end
     end
   end
 end