Chiusura fase di ristrutturazione e modularizzazione del workflow per favorire sviluppo modulare

harness/tests/test_http_evidence_source.py

@@ -1,6 +1,7 @@
-import threading
 import socket
+import threading
 from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
+from typing import ClassVar
 
 import pytest
 
@@ -12,8 +13,8 @@ class Handler(BaseHTTPRequestHandler):
     etag_requests = 0
     etag_body_responses = 0
     redirect_target = "/redirected-v1"
-    redirect_request_validators = []
-    final_request_validators = []
+    redirect_request_validators: ClassVar[list[str | None]] = []
+    final_request_validators: ClassVar[list[tuple[str, str | None]]] = []
 
     def do_GET(self):
         if self.path.startswith("/etag"):
@@ -198,7 +199,6 @@ class FakeSocket:
 
 class FakeResponse:
     status_code = 200
-    headers = {}
     is_redirect = False
 
     def __init__(self, *, peer="127.0.0.1", stream_error=None, location=None):
@@ -214,6 +214,7 @@ class FakeResponse:
             self.is_redirect = False
             self.status_code = 200
             self.headers = {}
+            self.headers = {}
 
     def iter_content(self, chunk_size):
         if self.stream_error:
@@ -265,7 +266,7 @@ def test_http_closes_response_when_streaming_fails():
     source = HttpManifestEvidenceSource(
         ["https://example.test/doc"], allow_private_hosts=True
     )
-    response = FakeResponse(stream_error=socket.timeout("read timed out"))
+    response = FakeResponse(stream_error=TimeoutError("read timed out"))
     source._session = FakeSession(response)
     with pytest.raises(EvidenceSourceError):
         list(source.discover())