human hand off fix

backend/tests/test_handoff_mirror.py

@@ -49,6 +49,33 @@ def test_format_sender_with_name():
     )
 
 
+def test_quoted_history_uses_original_sender_not_human_owner():
+    from datetime import datetime, timezone
+
+    from app.services.handoff_email_templates import (
+        attach_quoted_history,
+        build_gmail_quote,
+    )
+
+    quoted_text, quoted_html = build_gmail_quote(
+        sender={"name": "Parth Dixit", "address": "parthdixit091@gmail.com"},
+        event_at=datetime(2026, 10, 6, 7, 29, tzinfo=timezone.utc),
+        body_text="sender: C",
+        body_html="<div>sender: C</div>",
+    )
+    body_text, body_html = attach_quoted_history(
+        new_text="responder: D",
+        new_html="<div>responder: D</div>",
+        quoted_text=quoted_text,
+        quoted_html=quoted_html,
+    )
+    assert body_text.startswith("responder: D")
+    assert "Parth Dixit <parthdixit091@gmail.com>" in body_text
+    assert "> sender: C" in body_text
+    assert "parthdixit091@gmail.com" in body_html
+    assert "Suyash AIML" not in body_text
+
+
 def test_external_threading_headers_from_customer_message():
     parent = {
         "_id": "mongo-id",

backend/tests/test_handoff_runtime.py

@@ -278,12 +278,13 @@ def test_human_echo_and_agent_mirror_policy():
 
 def test_private_subject_stays_off_the_external_plane():
     private = build_handoff_subject(
-        rule_name="Finance approvals",
+        sender_name="Parth Dixit",
         external_sender="customer@example.com",
         external_subject="Invoice 42",
     )
-    assert private.startswith("Finance approvals · handoff ·")
+    assert private.startswith("Parth Dixit · handoff ·")
     assert "Invoice 42" in private
+    assert "Finance approvals" not in private
 
 
 @pytest.mark.asyncio
@@ -314,7 +315,7 @@ async def test_first_matching_rule_creates_a_new_linked_handoff():
         "_id": source_id,
         "message_scope": MESSAGE_SCOPE_EXTERNAL,
         "direction": "inbound",
-        "sender": {"address": "customer@example.com"},
+        "sender": {"name": "Parth Dixit", "address": "customer@example.com"},
         "subject": "Invoice 42",
         "body_text": "please review this invoice",
         "snippet": "please review this invoice",
@@ -331,7 +332,7 @@ async def test_first_matching_rule_creates_a_new_linked_handoff():
     assert result["rule_name"] == "Finance approvals"
     assert result["external_thread_id"] == external_thread_id
     assert result["handoff_thread_id"]
-    assert result["private_subject"].startswith("Finance approvals · handoff ·")
+    assert result["private_subject"].startswith("Parth Dixit · handoff ·")
     assert database.handoff_delivery_jobs.items[0]["kind"] == "MIRROR_TO_HUMAN"
 
 

backend/tests/test_human_handoff_service.py

@@ -20,20 +20,20 @@ def test_human_handoff_runtime_is_enabled():
     assert callable(resolve_handoff_from_inbound)
 
 
-def test_private_subject_contains_rule_sender_and_external_subject():
+def test_private_subject_contains_customer_name_and_external_subject():
     subject = build_handoff_subject(
-        rule_name="Finance approvals",
-        external_sender="customer@example.com",
+        sender_name="Parth Dixit",
+        external_sender="parthdixit091@gmail.com",
         external_subject="Invoice 42",
     )
     assert subject == (
-        "Finance approvals · handoff · customer@example.com · Invoice 42"
+        "Parth Dixit · handoff · parthdixit091@gmail.com · Invoice 42"
     )
 
 
 def test_private_subject_removes_header_line_breaks():
     subject = build_handoff_subject(
-        rule_name="Urgent\r\nBcc: attacker@example.com",
+        sender_name="Urgent\r\nBcc: attacker@example.com",
         external_sender="customer@example.com",
         external_subject="Help",
     )