public async Task OnetimeSetup()
        {
            base.OnetimeSetupShared();

            _expected = new GetDetailResponseV1();

            Service.Setup(s => s.GetDetailAsync(It.IsAny <string>(), It.IsAny <CancellationToken>()))
            .ReturnsAsync(_expected);

            _result = await ClassInTest.GetDetail(_input = "banana", CancellationToken.None);
        }