Commit b654911f8a1d07f8d74fb6dd58ab4f9884326ea2 | the-knife

1 files changed, 11 insertions(+), 5 deletions(-)

apps/web/src/session-logic.test.ts+11-5

 @@ -2281,7 +2281,7 @@ describe("session activity performance", () => {
     expect(appendedEntries[1]).toBe(initialEntries[1]);
   });
-  it("updates 20,000 ordered tool activities within 100 ms", () => {
+  it("reuses entries when appending to 20,000 ordered tool activities", () => {
     const activities = Array.from({ length: 20_000 }, (_, index) =>
       makeActivity({
         id: `benchmark-tool-${index}`,
 @@ -2299,7 +2299,8 @@ describe("session activity performance", () => {
         },
       }),
     );
-    deriveWorkLogEntries(activities);
+    const initialEntries = deriveWorkLogEntries(activities);
+    expect(initialEntries).toHaveLength(20_000);
     const updatedActivities = [
       ...activities,
       makeActivity({
 @@ -2316,8 +2317,13 @@ describe("session activity performance", () => {
       }),
     ];
-    const startedAt = performance.now();
+    const updatedEntries = deriveWorkLogEntries(updatedActivities);
-    expect(deriveWorkLogEntries(updatedActivities)).toHaveLength(20_001);
+    expect(updatedEntries).toHaveLength(20_001);
-    expect(performance.now() - startedAt).toBeLessThan(100);
+    expect(initialEntries.every((entry, index) => updatedEntries[index] === entry)).toBe(true);
+    expect(updatedEntries.at(-1)).toMatchObject({
+      id: "benchmark-tool-appended",
+      command: "git diff",
+      toolLifecycleStatus: "completed",
+    });
   });
 });