Method test_blake2_update_over_4gb

Lib/test/test_hashlib.py:447–455

(self)

    @requires_resource('cpu')
    def test_blake2_update_over_4gb(self):
        # blake2s or blake2b doesn't matter based on how our C code is structured, this tests the
        # common loop macro logic.
        zero_1mb = b"\0" * 1024 * 1024
        h = hashlib.blake2s()
        for i in range(0, 4096):
            h.update(zero_1mb)
        h.update(b"hello world")
        self.assertEqual(h.hexdigest(), "8a268e83dd30528bc0907fa2008c91de8f090a0b6e0e60a5ff0d999d8485526f")

    def check(self, name, data, hexdigest, shake=False, **kwargs):
        length = len(hexdigest)//2