public void User_ProvideAvatarUploadWebClient()
        {
            // ARRANGE
            string          data     = "some test data!";
            IOAuth          auth     = FactoryClients.OAuthMock;
            IRequestBuilder builder  = new DracoonRequestBuilder(auth);
            WebClient       expected = FactoryClients.RequestBuilderMock.ProvideAvatarUploadWebClient(data);

            // ACT
            WebClient actual = builder.ProvideAvatarUploadWebClient(data);

            // ASSERT
            Assert.Equal(expected, actual, new WebClientComparer());
        }