code: def testPrecompressedResponse_streamingDecompression_catchesBadSize(
      self,
  ):
      orig_text = b"hello hello hello world"
      gzip_text = _gzip(orig_text)
      # Corrupt the gzipped data's stored content size (last 4 bytes).
      bad_text = gzip_text[:-4] + _bitflip(gzip_text[-4:])
      q = wrappers.Request(wtest.EnvironBuilder().get_environ())
      r = http_util.Respond(
          q, bad_text, "text/plain", content_encoding="gzip"
      )
      # Streaming gunzip defers actual unzipping until response is used; once
      # we iterate over the whole file-wrapper application iterator, the
      # underlying GzipFile should be closed, and throw the size check error.
      with self.assertRaisesRegex(IOError, "Incorrect length"):
          _ = list(r.response)
  
imports: import gzip
  import io
  import struct
  from unittest import mock
  from werkzeug import test
  from werkzeug import wrappers
  from tensorboard import test
  from tensorboard.backend import http_util
label_desc: Use image node_id 9 for calling the RespondTest obj's underlying member method code with example usage: obj.testPrecompressedResponse_streamingDecompression_catchesBadSize() without return types