                     it("allows us to search on the IndexedTreeCollections 'age' property") {
                         var oldTrees: [Tree] = []
 
-                        try! tester.connection1.readTransaction({ (transaction, collections) in
+                        try! tester.connection1.readTransaction { transaction, collections in
 
                             let treesCollection = transaction.readOnly(collections.indexedTrees)
 
                             oldTrees = treesCollection.findValuesWhere(treesCollection.indexed.age.isGreaterThanOrEqualTo(TreeAge.Mature.rawValue))
-                        })
+                        }
 
-                        print(oldTrees)
                         expect(oldTrees.count) == 6
                     }
                 }

                    it("allows us to search on the IndexedTreeCollections 'height' property") {
                        var tallTrees: [Tree] = []

                        try! tester.connection1.readTransaction({ (transaction, collections) in

                            let treesCollection = transaction.readOnly(collections.indexedTrees)

                            tallTrees = treesCollection.findValuesWhere(treesCollection.indexed.height.isGreaterThan(20))
                        })

                        expect(tallTrees.count) == 3
                    }

                    it("allows us to search on the IndexedTreeCollections 'species' property") {
                        var beechTrees: [Tree] = []

                        try! tester.connection1.readTransaction { transaction, collections in

                            let treesCollection = transaction.readOnly(collections.indexedTrees)

                            beechTrees = treesCollection.findValuesWhere(treesCollection.indexed.species.equals("Ilex aquifolium"))
                        }

                        expect(beechTrees.count) == 3
                    }
