public void check_for_unique_data_stringTest_should_return_false_when_string_is_found_in_db()
        {
            DataEntities db = new DataEntities();
            EF_Login_Data_Repository target = new EF_Login_Data_Repository(db);
            target.reset_db();
            Session_Holder session = new Session_Holder(target, _sample_remote_pub_key, _sample_shared_key);
            target.store_session(session);

            Assert.IsFalse(target.check_for_unique_data_string(session.data));
        }
        public void check_for_unique_data_stringTest_should_return_true_when_string_is_not_found_in_db()
        {
            DataEntities db = new DataEntities();
            EF_Login_Data_Repository target = new EF_Login_Data_Repository(db);
            target.reset_db();

            string data = "this string is not in the database";
            bool expected = true;
            bool actual;
            actual = target.check_for_unique_data_string(data);
            Assert.AreEqual(expected, actual);
        }