public void Create_ForSupportedTypes_ReturnsBinder(Type modelType)
        {
            // Arrange
            var provider = new FormFileModelBinderProvider();
            var context  = new TestModelBinderProviderContext(modelType);

            // Act
            var result = provider.GetBinder(context);

            // Assert
            Assert.IsType <FormFileModelBinder>(result);
        }
        public void Create_ForUnsupportedTypes_ReturnsNull(Type modelType)
        {
            // Arrange
            var provider = new FormFileModelBinderProvider();
            var context = new TestModelBinderProviderContext(modelType);

            // Act
            var result = provider.GetBinder(context);

            // Assert
            Assert.Null(result);
        }