from my_modules.upload_content import parse_multipart_upload_body, recover_file_from_multipart_body

def test_recovers_file_part_without_filename():
  boundary = '----nanoshare-test-boundary'
  body = (
    f'--{boundary}\r\n'
    'Content-Disposition: form-data; name="file"\r\n'
    'Content-Type: application/octet-stream\r\n'
    '\r\n'
  ).encode() + b'hello upload' + (
    '\r\n'
    f'--{boundary}\r\n'
    'Content-Disposition: form-data; name="expires"\r\n'
    '\r\n'
    '7d\r\n'
    f'--{boundary}--\r\n'
  ).encode()

  uploaded = recover_file_from_multipart_body(body, boundary)
  parts = parse_multipart_upload_body(body, boundary)

  assert uploaded is not None
  assert uploaded.filename == 'file'
  assert uploaded.mimetype == 'application/octet-stream'
  assert uploaded.stream.read() == b'hello upload'
  assert parts.fields == {'expires': '7d'}
  assert parts.file is not None
  assert parts.file.stream.read() == b'hello upload'