text: from __future__ import absolute_import, division, print_function
  
  import tempfile
  
  import pytest
  
  import stripe
  
  
  TEST_RESOURCE_ID = 'file_123'
  
  
  class TestFileUpload(object):
      @pytest.fixture(scope='function')
      def setup_upload_api_base(self):
          stripe.upload_api_base = stripe.api_base
          stripe.api_base = None
          yield
          stripe.api_base = stripe.upload_api_base
          stripe.upload_api_base = 'https://files.stripe.com'
  
      def test_is_listable(self, request_mock):
          resources = stripe.FileUpload.list()
          request_mock.assert_requested(
              'get',
              '/v1/files'
          )
          assert isinstance(resources.data, list)
          assert isinstance(resources.data[0], stripe.FileUpload)
  
      def test_is_retrievable(self, request_mock):
          resource = stripe.FileUpload.retrieve(TEST_RESOURCE_ID)
          request_mock.assert_requested(
              'get',
              '/v1/files/%s' % TEST_RESOURCE_ID
          )
          assert isinstance(resource, stripe.FileUpload)
  
      def test_is_creatable(self, setup_upload_api_base, request_mock):
          stripe.multipart_data_generator.MultipartDataGenerator\
              ._initialize_boundary = lambda self: 1234567890
          test_file = tempfile.TemporaryFile()
          resource = stripe.FileUpload.create(
              purpose='dispute_evidence',
              file=test_file
          )
          request_mock.assert_api_base(stripe.upload_api_base)
          request_mock.assert_requested(
              'post',
              '/v1/files',
              headers={
                  'Content-Type': 'multipart/form-data; boundary=1234567890',
              }
          )
          assert isinstance(resource, stripe.FileUpload)
  
      def test_deserializes_from_file(self):
          obj = stripe.util.convert_to_stripe_object({
              'object': 'file',
          })
          assert isinstance(obj, stripe.FileUpload)
  
      def test_deserializes_from_file_upload(self):
          obj = stripe.util.convert_to_stripe_object({
              'object': 'file_upload',
          })
          assert isinstance(obj, stripe.FileUpload)
  