code: def _rfc4231_test_cases(
      self, hashfunc, hash_name, digest_size, block_size
  ):
      def hmactest(key, data, hexdigests):
          digest = hexdigests[hashfunc]
  
          self.assert_hmac(
              key,
              data,
              digest,
              hashfunc=hashfunc,
              hashname=hash_name,
              digest_size=digest_size,
              block_size=block_size,
          )
  
      # 4.2.  Test Case 1
      hmactest(
          key=b"\x0b" * 20,
          data=b"Hi There",
          hexdigests={
              hashlib.sha224: "896fb1128abbdf196832107cd49df33f"
              "47b4b1169912ba4f53684b22",
              hashlib.sha256: "b0344c61d8db38535ca8afceaf0bf12b"
              "881dc200c9833da726e9376c2e32cff7",
              hashlib.sha384: "afd03944d84895626b0825f4ab46907f"
              "15f9dadbe4101ec682aa034c7cebc59c"
              "faea9ea9076ede7f4af152e8b2fa9cb6",
              hashlib.sha512: "87aa7cdea5ef619d4ff0b4241a1d6cb0"
              "2379f4e2ce4ec2787ad0b30545e17cde"
              "daa833b7d6b8a702038b274eaea3f4e4"
              "be9d914eeb61f1702e696c203a126854",
          },
      )
  
      # 4.3.  Test Case 2
      hmactest(
          key=b"Jefe",
          data=b"what do ya want for nothing?",
          hexdigests={
              hashlib.sha224: "a30e01098bc6dbbf45690f3a7e9e6d0f"
              "8bbea2a39e6148008fd05e44",
              hashlib.sha256: "5bdcc146bf60754e6a042426089575c7"
              "5a003f089d2739839dec58b964ec3843",
              hashlib.sha384: "af45d2e376484031617f78d2b58a6b1b"
              "9c7ef464f5a01b47e42ec3736322445e"
              "8e2240ca5e69e2c78b3239ecfab21649",
              hashlib.sha512: "164b7a7bfcf819e2e395fbe73b56e0a3"
              "87bd64222e831fd610270cd7ea250554"
              "9758bf75c05a994a6d034f65f8f0e6fd"
              "caeab1a34d4a6b4b636e070a38bce737",
          },
      )
  
      # 4.4.  Test Case 3
      hmactest(
          key=b"\xaa" * 20,
          data=b"\xdd" * 50,
          hexdigests={
              hashlib.sha224: "7fb3cb3588c6c1f6ffa9694d7d6ad264"
              "9365b0c1f65d69d1ec8333ea",
              hashlib.sha256: "773ea91e36800e46854db8ebd09181a7"
              "2959098b3ef8c122d9635514ced565fe",
              hashlib.sha384: "88062608d3e6ad8a0aa2ace014c8a86f"
              "0aa635d947ac9febe83ef4e55966144b"
              "2a5ab39dc13814b94e3ab6e101a34f27",
              hashlib.sha512: "fa73b0089d56a284efb0f0756c890be9"
              "b1b5dbdd8ee81a3655f83e33b2279d39"
              "bf3e848279a722c806b485a47e67c807"
              "b946a337bee8942674278859e13292fb",
          },
      )
  
      # 4.5.  Test Case 4
      hmactest(
          key=bytes(x for x in range(0x01, 0x19 + 1)),
          data=b"\xcd" * 50,
          hexdigests={
              hashlib.sha224: "6c11506874013cac6a2abc1bb382627c"
              "ec6a90d86efc012de7afec5a",
              hashlib.sha256: "82558a389a443c0ea4cc819899f2083a"
              "85f0faa3e578f8077a2e3ff46729665b",
              hashlib.sha384: "3e8a69b7783c25851933ab6290af6ca7"
              "7a9981480850009cc5577c6e1f573b4e"
              "6801dd23c4a7d679ccf8a386c674cffb",
              hashlib.sha512: "b0ba465637458c6990e5a8c5f61d4af7"
              "e576d97ff94b872de76f8050361ee3db"
              "a91ca5c11aa25eb4d679275cc5788063"
              "a5f19741120c4f2de2adebeb10a298dd",
          },
      )
  
      # 4.7.  Test Case 6
      hmactest(
          key=b"\xaa" * 131,
          data=b"Test Using Larger Than Block-Siz"
          b"e Key - Hash Key First",
          hexdigests={
              hashlib.sha224: "95e9a0db962095adaebe9b2d6f0dbce2"
              "d499f112f2d2b7273fa6870e",
              hashlib.sha256: "60e431591ee0b67f0d8a26aacbf5b77f"
              "8e0bc6213728c5140546040f0ee37f54",
              hashlib.sha384: "4ece084485813e9088d2c63a041bc5b4"
              "4f9ef1012a2b588f3cd11f05033ac4c6"
              "0c2ef6ab4030fe8296248df163f44952",
              hashlib.sha512: "80b24263c7c1a3ebb71493c1dd7be8b4"
              "9b46d1f41b4aeec1121b013783f8f352"
              "6b56d037e05f2598bd0fd2215d6a1e52"
              "95e64f73f63f0aec8b915a985d786598",
          },
      )
  
      # 4.8.  Test Case 7
      hmactest(
          key=b"\xaa" * 131,
          data=b"This is a test using a larger th"
          b"an block-size key and a larger t"
          b"han block-size data. The key nee"
          b"ds to be hashed before being use"
          b"d by the HMAC algorithm.",
          hexdigests={
              hashlib.sha224: "3a854166ac5d9f023f54d517d0b39dbd"
              "946770db9c2b95c9f6f565d1",
              hashlib.sha256: "9b09ffa71b942fcb27635fbcd5b0e944"
              "bfdc63644f0713938a7f51535c3a35e2",
              hashlib.sha384: "6617178e941f020d351e2f254e8fd32c"
              "602420feb0b8fb9adccebb82461e99c5"
              "a678cc31e799176d3860e6110c46523e",
              hashlib.sha512: "e37b6a775dc87dbaa4dfa9f96e5e3ffd"
              "debd71f8867289865df5a32d20cdc944"
              "b6022cac3c4982b10d5eeb55c3e4de15"
              "134676fb6de0446065c97440fa8c6a58",
          },
      )
  
imports: import binascii
  import functools
  import hmac
  import hashlib
  import unittest
  import unittest.mock
  import warnings
  from test.support import hashlib_helper, check_disallow_instantiation
  from _operator import _compare_digest
label_desc: Use image node_id 5 for calling the TestVectorsTestCase obj's underlying member method code with example usage: obj._rfc4231_test_cases(hashfunc, hash_name, digest_size, block_size) without return types