thread fix

backend/tests/test_reply_extractor.py

@@ -49,6 +49,35 @@ def test_external_reply_subject_uses_customer_subject():
     assert external_reply_subject("Human Handoff · are you ready?") == "Re: are you ready?"
 
 
+def test_extracts_reply_before_blockquote_lines():
+    body = """responder: B
+> sender: A"""
+    result = extract_new_reply_content(body_text=body)
+    assert result["new_reply_content"] == "responder: B"
+    assert "sender: A" in result["quoted_content"]
+
+
+def test_extracts_reply_from_gmail_on_wrote_without_blank_line():
+    body = """sender: C
+On Tue, Oct 6, 2026 at 4:29 AM <suyash@gentic.email> wrote:
+> Responder: B
+> sender: A"""
+    result = extract_new_reply_content(body_text=body)
+    assert result["new_reply_content"] == "sender: C"
+    assert "Responder: B" in result["quoted_content"]
+
+
+def test_build_reply_display_uses_clean_snippet():
+    from app.services.reply_extractor import build_reply_display
+
+    body = """responder: D
+On Tue, Oct 6, 2026 at 4:29 AM wrote:
+> sender: C"""
+    result = build_reply_display(body_text=body)
+    assert result["snippet"] == "responder: D"
+    assert result["has_quoted_text"] is True
+
+
 def test_outlook_original_message_split():
     body = """Thanks for the update.