anchor.diff:      expect(datastore.jsonToDynamo(-1.2), {"N": "-1.2"});
     });
     
  -  test("jsonToDynamo booleans",(){
  +  test("jsonToDynamo Booleans",(){
       expect(datastore.jsonToDynamo(true), {"BOOL": "true"});
       expect(datastore.jsonToDynamo(false), {"BOOL": "false"});
     });
  
positive.code:     datastore = null;
    });
    
    test("jsonToDynamo String",(){
      expect(datastore.jsonToDynamo("testString"), {"S": "testString"});
    });
  
negative.code:     
      expect(datastore.jsonToDynamo(json), out);
    });
    
    test("jsonToDynamo error",(){
      expect(() => datastore.jsonToDynamo(datastore), throwsException);
    });
  });