Method test_data_too_large

tests/hazmat/primitives/test_aead.py:1259–1273

(self)

        reason="mmap and 64-bit platform required",
    )
    def test_data_too_large(self):
        key = AESGCMSIV.generate_key(256)
        nonce = os.urandom(12)
        aesgcmsiv = AESGCMSIV(key)

        large_data = large_mmap()

        with pytest.raises(OverflowError):
            aesgcmsiv.encrypt(nonce, large_data, None)

        with pytest.raises(OverflowError):
            aesgcmsiv.encrypt(nonce, b"irrelevant", large_data)

        with pytest.raises(OverflowError):
            aesgcmsiv.decrypt(nonce, b"very very irrelevant", large_data)

    def test_invalid_nonce_length(self, backend):
        key = AESGCMSIV.generate_key(128)