public async Task UploadMultipleVersionOfPackage()
        {
            var packageId = string.Format("TestMultipleVersion.{0}", DateTime.Now.Ticks);

            await _clientSdkHelper.UploadNewPackage(packageId, "1.0.0");

            await _clientSdkHelper.UploadNewPackage(packageId, "2.0.0");

            _clientSdkHelper.VerifyPackageExistsInSource(packageId, "1.0.0");
            _clientSdkHelper.VerifyPackageExistsInSource(packageId, "2.0.0");

            _clientSdkHelper.VerifyVersionCount(packageId, 2);
        }