From 1067cba4d9b1d2e730d103de799b9f06c330cfee Mon Sep 17 00:00:00 2001
From: "dayuan.jiang" <jdy.toh@gmail.com>
Date: Sat, 10 Oct 2026 22:43:05 +0900
Subject: [PATCH] test: read the failed edit's output without unsafe optional
 chaining

---
 tests/unit/use-diagram-tool-handlers.test.tsx | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tests/unit/use-diagram-tool-handlers.test.tsx b/tests/unit/use-diagram-tool-handlers.test.tsx
index 7128c03a..57995a9f 100644
--- a/tests/unit/use-diagram-tool-handlers.test.tsx
+++ b/tests/unit/use-diagram-tool-handlers.test.tsx
@@ -351,10 +351,10 @@ describe("the model's page", () => {
         await call("edit_diagram", {
             operations: [{ operation: "delete", cell_id: "missing" }],
         })
-        const { state, errorText } = addToolOutput.mock.lastCall?.[0]
-        expect(state).toBe("output-error")
-        expect(errorText).toContain('id="B"')
-        expect(errorText).not.toContain('id="A"')
+        const output = addToolOutput.mock.lastCall?.[0]
+        expect(output?.state).toBe("output-error")
+        expect(output?.errorText).toContain('id="B"')
+        expect(output?.errorText).not.toContain('id="A"')
     })
 
     it("draws on the first page when the page is not known", async () => {