From 82b699367463a651e01cd2d9aaae87a84d3abd07 Mon Sep 17 00:00:00 2001
From: DeFiDude <59237470+DeFiDude@users.noreply.github.com>
Date: Thu, 14 May 2026 23:35:03 -0600
Subject: [PATCH] tests: hash LXST reference blobs

---
 tools/reference/lxst_reference_snapshot.py | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/tools/reference/lxst_reference_snapshot.py b/tools/reference/lxst_reference_snapshot.py
index 444b7f6..37bc680 100644
--- a/tools/reference/lxst_reference_snapshot.py
+++ b/tools/reference/lxst_reference_snapshot.py
@@ -3,11 +3,13 @@
 
 from __future__ import annotations
 
+import hashlib
 from pathlib import Path
+import subprocess
 import sys
 
 sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "common"))
-from lxst_reference import git_output, json_dump, sha256_file, upstream_lxst_root  # noqa: E402
+from lxst_reference import git_output, json_dump, upstream_lxst_root  # noqa: E402
 
 
 REFERENCE_FILES = [
@@ -27,6 +29,10 @@ def package_version(root: Path) -> str:
     return version_globals["__version__"]
 
 
+def git_blob(root: Path, rel: str) -> bytes:
+    return subprocess.check_output(["git", "show", f"HEAD:{rel}"], cwd=str(root))
+
+
 def main() -> None:
     root = upstream_lxst_root()
     missing = [rel for rel in REFERENCE_FILES if not (root / rel).is_file()]
@@ -34,9 +40,10 @@ def main() -> None:
     for rel in REFERENCE_FILES:
         path = root / rel
         if path.is_file():
+            blob = git_blob(root, rel)
             files[rel] = {
-                "bytes": path.stat().st_size,
-                "sha256": sha256_file(path),
+                "bytes": len(blob),
+                "sha256": hashlib.sha256(blob).hexdigest(),
             }
 
     json_dump(