adapted based on tests

Author: nitneuqr

tests/hazmat/primitives/test_pkcs7.py

@@ -135,14 +135,14 @@ def test_load_pkcs7_empty_certificates(self):
 
 def _load_cert_key():
     key = load_vectors_from_file(
-        os.path.join("pkcs7", "ca_key.pem"),
+        os.path.join("x509", "custom", "ca", "ca_key.pem"),
         lambda pemfile: serialization.load_pem_private_key(
             pemfile.read(), None, unsafe_skip_rsa_key_validation=True
         ),
         mode="rb",
     )
     cert = load_vectors_from_file(
-        os.path.join("pkcs7", "ca.pem"),
+        os.path.join("x509", "custom", "ca", "ca.pem"),
         loader=lambda pemfile: x509.load_pem_x509_certificate(pemfile.read()),
         mode="rb",
     )
@@ -266,7 +266,7 @@ def verify_invalid_pkcs7_certificate(certificate: x509.Certificate):
             verifier.verify(certificate, [])
 
     @pytest.mark.parametrize(
-        "filename", ["ca_non_ascii_san.pem", "ca_ascii_san.pem"]
+        "filename", ["non-ascii-san.pem", "ascii-san.pem"]
     )
     def test_verify_pkcs7_certificate_wrong_san(self, filename):
         # Read a certificate with an invalid SAN