public async Task Post_1_FromBody()
        {
            string  guid1 = Guid.NewGuid().ToString();
            dynamic data  = await HttpPostRoute.Post_1_FromBodyAsync <dynamic>(guid1);

            string key = data.key;

            Assert.Equal(guid1, key);
        }
        public async Task Post_2_Constraint_ParasAsync()
        {
            string  guid1 = Guid.NewGuid().ToString();
            string  guid2 = Guid.NewGuid().ToString();
            dynamic data  = await HttpPostRoute.Post_2_ConstraintAsync <dynamic>(guid1, guid2);

            string key   = data.key;
            string value = data.value;

            Assert.Equal(guid1, key);
            Assert.Equal(guid2, value);
        }
        public async Task Post_Model(int x, int y)
        {
            PointModel point = new PointModel {
                X = x, Y = y
            };
            dynamic data = await HttpPostRoute.Post_ModelAsync <dynamic>(point);

            int xResponse = data.x;
            int yResponse = data.y;

            Assert.Equal(x, xResponse);
            Assert.Equal(y, yResponse);
        }