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Tests: make B2b deterministic #34

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gowtham012 merged 1 commit into from
Oct 21, 2026
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Tests: make B2b deterministic #34

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8 changes: 8 additions & 0 deletions test/e2e.test.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -917,6 +917,13 @@ test("scrolling right after Send never attaches a picture of somewhere else", as
test("B2b: when a screenshot truly can't be taken, the agent is told so instead of guessing", async () => {
await clearAll();
const page = await openPage("/rerender.html");
// Hold the worker's "is the page still there?" check back, so the navigation below always lands
// first. Without it a fast runner took the picture before the page left (macOS CI, now and then).
const sw = ctx.serviceWorkers()[0];
await sw.evaluate(() => {
globalThis.__realWaitUntilCapturable = waitUntilCapturable;
waitUntilCapturable = async (...a) => { await new Promise((r) => setTimeout(r, 1500)); return __realWaitUntilCapturable(...a); };
});
await arm(page);
await page.locator("#page-title").click();
await waitShadow(page, () => __pinpointShadow.querySelector(".pop").style.display === "block");
Expand All @@ -932,6 +939,7 @@ test("B2b: when a screenshot truly can't be taken, the agent is told so instead
const t0 = Date.now();
let a;
do { [a] = await pending(); await new Promise((r) => setTimeout(r, 150)); } while (!a?.screenshotSkipped && Date.now() - t0 < 10000);
await sw.evaluate(() => { waitUntilCapturable = __realWaitUntilCapturable; });
assert.equal(a.screenshot, null);
assert.match(a.screenshotSkipped || "", /page changed/);
const md = await (await fetch(BASE + "/pending.md")).text();
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