public async void WhenCallToGetSolution_DoGetRequestToTheServer()
        {
            _restClient
            .Get <GameServerService.GetSolutionRequest, GameServerService.GetSolutionResponse>(
                EndPoints.GetSolution, Arg.Any <GameServerService.GetSolutionRequest>())
            .Returns(info => new GameServerService.GetSolutionResponse
            {
                solution = "word",
                token    = "token"
            });

            var(word, token) = await _gameServerService.GetSolution();

            Assert.AreEqual("word", word.Value);
            Assert.AreEqual("token", token.Value);
        }