From 3112fbcb4d2ef3ad8c17a87589dcb4dbb2f0ed07 Mon Sep 17 00:00:00 2001
From: Shakker <shakkerdroid@gmail.com>
Date: Mon, 11 May 2026 10:36:35 +0100
Subject: [PATCH] test: tighten diffs store cleanup assertion

---
 extensions/diffs/src/store.test.ts | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/extensions/diffs/src/store.test.ts b/extensions/diffs/src/store.test.ts
index 7cf53887c5e..822341a0d54 100644
--- a/extensions/diffs/src/store.test.ts
+++ b/extensions/diffs/src/store.test.ts
@@ -141,9 +141,12 @@ describe("DiffArtifactStore", () => {
     vi.setSystemTime(new Date(now.getTime() + 2_000));
     await store.cleanupExpired();
 
-    await expect(fs.stat(path.dirname(standalone.filePath))).rejects.toMatchObject({
-      code: "ENOENT",
-    });
+    const error = await fs.stat(path.dirname(standalone.filePath)).then(
+      () => undefined,
+      (statError: unknown) => statError,
+    );
+    expect(error).toBeInstanceOf(Error);
+    expect((error as NodeJS.ErrnoException).code).toBe("ENOENT");
   });
 
   it("supports image path aliases for backward compatibility", async () => {