code: def test_parse_size(size):
      rv = parse_size(size)
      if size == "1 KB":
          assert rv == 1000
      elif size == "1 KiB":
          assert rv == 1024
      elif size == "1 MB":
          assert rv == 1000000
      elif size == "1 MiB":
          assert rv == 1048576
      elif size == "1 GB":
          assert rv == 1000000000
      elif size == "1 GiB":
          assert rv == 1073741824
  
file_path: apiflask/tests/test_helpers.py
imports: import io
  import pytest
  from werkzeug.datastructures import FileStorage
  from apiflask import get_reason_phrase
  from apiflask import pagination_builder
  from apiflask import PaginationSchema
  from apiflask.helpers import get_filestorage_size
  from apiflask.helpers import parse_size
label_desc: Use image node_id 5 for calling a global function with example usage: test_parse_size(size) without return types