From 92f4a3341ec8962cef9318d10d5390e3d4fd9d39 Mon Sep 17 00:00:00 2001
From: Tianyi Cui <53024+tianyicui@users.noreply.github.com>
Date: Wed, 22 Jul 2026 22:07:02 +0800
Subject: [PATCH] test(snapshots): record canonical diff metadata

---
 .../tests/snapshots/session-sandbox-root/session.jsonl          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/acp-agent/tests/snapshots/session-sandbox-root/session.jsonl b/examples/acp-agent/tests/snapshots/session-sandbox-root/session.jsonl
index 1abfd3ba7d..e92adbafb9 100644
--- a/examples/acp-agent/tests/snapshots/session-sandbox-root/session.jsonl
+++ b/examples/acp-agent/tests/snapshots/session-sandbox-root/session.jsonl
@@ -14,7 +14,7 @@
 {"type":"assistant/chunk","seq":12,"time":1784567324143,"data":{"turn":1,"step":1,"chunk":{"type":"finish","reason":{"kind":"tool-calls"}}}}
 {"type":"assistant/message","seq":13,"time":1784567324144,"data":{"turn":1,"step":1,"content":[{"type":"tool-call","id":"call_session_root","name":"write","arguments":"{\"file_path\":\"session-root.txt\",\"content\":\"session root\"}"}],"provenance":{"provider":"deepseek","model":"deepseek-v4-flash"},"usage":{"inputTokens":10,"outputTokens":5}},"sourceEventSeqs":[8,9,10,11,12],"surfaceOp":"append"}
 {"type":"tool/call","seq":14,"time":1784567324145,"data":{"turn":1,"step":1,"callId":"call_session_root","name":"write","arguments":"{\"file_path\":\"session-root.txt\",\"content\":\"session root\"}"}}
-{"type":"tool/result","seq":15,"time":1784567324155,"data":{"turn":1,"step":1,"callId":"call_session_root","content":[{"type":"text","text":"<path>/Users/cty/acp-snap-cwd-MABAjO/session-root.txt</path>\n<type>file</type>\n<content>\nCreated file\n</content>"}],"isError":false},"sourceEventSeqs":[14],"surfaceOp":"append"}
+{"type":"tool/result","seq":15,"time":1784567324155,"data":{"turn":1,"step":1,"callId":"call_session_root","content":[{"type":"text","text":"<path>/Users/cty/acp-snap-cwd-MABAjO/session-root.txt</path>\n<type>file</type>\n<content>\nCreated file\n</content>"}],"isError":false,"meta":{"diffs":[]}},"sourceEventSeqs":[14],"surfaceOp":"append"}
 {"type":"step/end","seq":16,"time":1784567324157,"data":{"turn":1,"step":1}}
 {"type":"step/start","seq":17,"time":1784567324157,"data":{"turn":1,"step":2}}
 {"type":"assistant/chunk","seq":18,"time":1784567324157,"data":{"turn":1,"step":2,"chunk":{"type":"block-start","index":0,"blockType":"text"}}}