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108 lines
3.9 KiB
Python
108 lines
3.9 KiB
Python
import ecdsa
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import ed25519
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import pytest
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from .. import protocol
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from ... import formats
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def test_packet():
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assert protocol.packet(1, b'') == b'\x84\x00'
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assert protocol.packet(2, b'A') == b'\x88\x01A'
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blob = b'B' * 0xAB
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assert protocol.packet(3, blob) == b'\x8c\xAB' + blob
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blob = b'C' * 0x1234
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assert protocol.packet(3, blob) == b'\x8d\x12\x34' + blob
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blob = b'D' * 0x12345678
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assert protocol.packet(4, blob) == b'\x92\x12\x34\x56\x78' + blob
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def test_subpackets():
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assert protocol.subpacket(1, b'') == b'\x01'
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assert protocol.subpacket(2, '>H', 0x0304) == b'\x02\x03\x04'
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assert protocol.subpacket_long(9, 0x12345678) == b'\x09\x12\x34\x56\x78'
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assert protocol.subpacket_time(0x12345678) == b'\x02\x12\x34\x56\x78'
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assert protocol.subpacket_byte(0xAB, 0xCD) == b'\xAB\xCD'
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assert protocol.subpackets() == b'\x00\x00'
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assert protocol.subpackets(b'ABC', b'12345') == b'\x00\x0A\x03ABC\x0512345'
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def test_mpi():
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assert protocol.mpi(0x123) == b'\x00\x09\x01\x23'
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def test_armor():
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data = bytearray(range(256))
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assert protocol.armor(data, 'TEST') == '''-----BEGIN PGP TEST-----
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Version: GnuPG v2
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AAECAwQFBgcICQoLDA0ODxAREhMUFRYXGBkaGxwdHh8gISIjJCUmJygpKissLS4v
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MDEyMzQ1Njc4OTo7PD0+P0BBQkNERUZHSElKS0xNTk9QUVJTVFVWV1hZWltcXV5f
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YGFiY2RlZmdoaWprbG1ub3BxcnN0dXZ3eHl6e3x9fn+AgYKDhIWGh4iJiouMjY6P
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kJGSk5SVlpeYmZqbnJ2en6ChoqOkpaanqKmqq6ytrq+wsbKztLW2t7i5uru8vb6/
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wMHCw8TFxsfIycrLzM3Oz9DR0tPU1dbX2Nna29zd3t/g4eLj5OXm5+jp6uvs7e7v
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8PHy8/T19vf4+fr7/P3+/w==
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=W700
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-----END PGP TEST-----
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'''
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def test_make_signature():
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def signer_func(digest):
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assert digest == (b'\xd0\xe5]|\x8bP\xe6\x91\xb3\xe8+\xf4A\xf0`(\xb1'
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b'\xc7\xf4;\x86\x97s\xdb\x9a\xda\xee< \xcb\x9e\x00')
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return (7, 8)
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sig = protocol.make_signature(
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signer_func=signer_func,
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data_to_sign=b'Hello World!',
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public_algo=22,
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hashed_subpackets=[protocol.subpacket_time(1)],
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unhashed_subpackets=[],
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sig_type=25)
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assert sig == (b'\x04\x19\x16\x08\x00\x06\x05\x02'
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b'\x00\x00\x00\x01\x00\x00\xd0\xe5\x00\x03\x07\x00\x04\x08')
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def test_nist256p1():
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sk = ecdsa.SigningKey.from_secret_exponent(secexp=1, curve=ecdsa.NIST256p)
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vk = sk.get_verifying_key()
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pk = protocol.PublicKey(curve_name=formats.CURVE_NIST256,
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created=42, verifying_key=vk)
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assert repr(pk) == 'GPG public key nist256p1/F82361D9'
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assert pk.keygrip() == b'\x95\x85.\x91\x7f\xe2\xc3\x91R\xba\x99\x81\x92\xb5y\x1d\xb1\\\xdc\xf0'
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def test_nist256p1_ecdh():
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sk = ecdsa.SigningKey.from_secret_exponent(secexp=1, curve=ecdsa.NIST256p)
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vk = sk.get_verifying_key()
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pk = protocol.PublicKey(curve_name=formats.CURVE_NIST256,
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created=42, verifying_key=vk, ecdh=True)
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assert repr(pk) == 'GPG public key nist256p1/5811DF46'
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assert pk.keygrip() == b'\x95\x85.\x91\x7f\xe2\xc3\x91R\xba\x99\x81\x92\xb5y\x1d\xb1\\\xdc\xf0'
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def test_ed25519():
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sk = ed25519.SigningKey(b'\x00' * 32)
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vk = sk.get_verifying_key()
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pk = protocol.PublicKey(curve_name=formats.CURVE_ED25519,
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created=42, verifying_key=vk)
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assert repr(pk) == 'GPG public key ed25519/36B40FE6'
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assert pk.keygrip() == b'\xbf\x01\x90l\x17\xb64\xa3-\xf4\xc0gr\x99\x18<\xddBQ?'
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def test_curve25519():
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sk = ed25519.SigningKey(b'\x00' * 32)
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vk = sk.get_verifying_key()
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pk = protocol.PublicKey(curve_name=formats.ECDH_CURVE25519,
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created=42, verifying_key=vk)
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assert repr(pk) == 'GPG public key curve25519/69460384'
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assert pk.keygrip() == b'x\xd6\x86\xe4\xa6\xfc;\x0fY\xe1}Lw\xc4\x9ed\xf1Q\x8a\x00'
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def test_get_curve_name_by_oid():
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for name, info in protocol.SUPPORTED_CURVES.items():
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assert protocol.get_curve_name_by_oid(info['oid']) == name
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with pytest.raises(KeyError):
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protocol.get_curve_name_by_oid('BAD_OID')
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