 
       # Change the dimensions and item, remove the class.
       decorationItem2 = document.createElement('div')
-      changedCustomDecorations = 'test-gutter':
+      changedCustomDecorations =
         'decoration-id-1':
           top: 10
           height: 20

      expect(decorationItem).toBe decorationItem2

      # Remove the item, add a class.
      changedCustomDecorations = 'test-gutter':
        'decoration-id-1':
          top: 10
          height: 20

      expect(changedDecorationNode.children.length).toBe 0

    it "removes any decorations that existed previously but aren't in the latest update", ->
      customDecorations =
        'decoration-id-1':
          top: 0
          height: 10
