Function test_rsa_pkcs1v15_signature_generation

tests/wycheproof/test_rsa.py:108–135

(backend, wycheproof)

    class="st">"rsa_pkcs1_4096_sig_gen_test.json",
)
def test_rsa_pkcs1v15_signature_generation(backend, wycheproof):
    key = wycheproof.cache_value_to_group(
        class="st">"cached_key",
        lambda: serialization.load_der_private_key(
            binascii.unhexlify(wycheproof.testgroup[class="st">"privateKeyPkcs8"]),
            password=None,
            unsafe_skip_rsa_key_validation=True,
        ),
    )
    assert isinstance(key, rsa.RSAPrivateKey)

    digest = _DIGESTS[wycheproof.testgroup[class="st">"sha"]]
    assert digest is not None
    if backend._fips_enabled:
        if key.key_size < backend._fips_rsa_min_key_size or isinstance(
            digest, hashes.SHA1
        ):
            pytest.skip(
                fclass="st">"Invalid params for FIPS. key: {key.key_size} bits, "
                fclass="st">"digest: {digest.name}"
            )

    sig = key.sign(
        binascii.unhexlify(wycheproof.testcase[class="st">"msg"]),
        padding.PKCS1v15(),
        digest,
    )
    assert sig == binascii.unhexlify(wycheproof.testcase[class="st">"sig"])


@wycheproof_tests(