def test_verify(self):
p7m = P7M("tests/data/test.txt.p7m")
if p7m.is_expired():
self.skipTest(
"test signature has expired and needs to be regenerated")
with self.capath() as capath:
p7m.verify_signature(capath)
def test_verify_corrupted_random(self):
p7m = P7M("tests/data/test.txt.p7m")
data_mid = len(p7m.data) // 2
p7m.data = p7m.data[:data_mid] + bytes([p7m.data[data_mid] + 1]) + p7m.data[data_mid + 1:]
with self.capath() as capath:
with self.assertRaises(InvalidSignatureError):
p7m.verify_signature(capath)
def test_load(self):
p7m = P7M("tests/data/test.txt.p7m")
data = p7m.get_payload()
self.assertEqual(
data, "This is only a test payload.\n"
"\n"
"Questo è solo un payload di test.\n".encode("utf8"))
def test_verify_noca(self):
p7m = P7M("tests/data/test.txt.p7m")
if p7m.is_expired():
self.skipTest("test signature has expired and needs to be regenerated")
with tempfile.TemporaryDirectory() as capath:
with self.assertRaisesRegexp(InvalidSignatureError, r"Verify error:unable to get local issuer certificate"):
p7m.verify_signature(capath)
def load_fattura(self, pathname):
if pathname.endswith(".p7m"):
from a38.crypto import P7M
p7m = P7M(pathname)
return p7m.get_fattura()
else:
tree = ET.parse(pathname)
return a38.auto_from_etree(tree.getroot())
def test_verify_corrupted_payload(self):
p7m = P7M("tests/data/test.txt.p7m")
signed_data = p7m.get_signed_data()
encap_content_info = signed_data["encap_content_info"]
encap_content_info["content"] = b"All your base are belong to us"
p7m.data = p7m.content_info.dump()
with self.capath() as capath:
with self.assertRaisesRegexp(InvalidSignatureError, r"routines:CMS_verify:content verify error"):
p7m.verify_signature(capath)
def test_verify_corrupted_random(self):
p7m = P7M("tests/data/test.txt.p7m")
if p7m.is_expired():
self.skipTest("test signature has expired and needs to be regenerated")
data_mid = len(p7m.data) // 2
p7m.data = p7m.data[:data_mid] + bytes([p7m.data[data_mid] + 1]) + p7m.data[data_mid + 1:]
with self.capath() as capath:
with self.assertRaises(InvalidSignatureError):
p7m.verify_signature(capath)
def test_verify_noca(self):
p7m = P7M("tests/data/test.txt.p7m")
with tempfile.TemporaryDirectory() as capath:
with self.assertRaisesRegexp(InvalidSignatureError, r"Verify error:unable to get local issuer certificate"):
p7m.verify_signature(capath)
def test_verify(self):
p7m = P7M("tests/data/test.txt.p7m")
with self.capath() as capath:
p7m.verify_signature(capath)