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siftlode/frontend/e2e/feed.spec.ts
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peter e257e2aca0 style(frontend): Prettier config + one-time repo-wide format pass
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3.6 KiB
TypeScript

import { test, expect } from "@playwright/test";
import { openApp } from "./helpers";
// Locks the feed's core contract: it renders cards, a filter re-queries it and surfaces a
// removable chip, and its virtualized list windows in fresh rows as you scroll.
test.describe("feed", () => {
test("a filter re-queries the feed and surfaces a removable chip", async ({ page }) => {
await openApp(page);
await expect(page.getByTestId("video-card").first()).toBeVisible();
const count = page.getByTestId("feed-result-count");
await expect(count).toHaveText(/\d/);
const baseline = await count.innerText();
// Clean baseline: default filters, so no chips and "unwatched" is the active show.
await expect(page.getByTestId("active-filter-chip")).toHaveCount(0);
await expect(page.getByTestId("feed-show-unwatched")).toHaveAttribute("aria-pressed", "true");
// Narrow to "watched" — the seed guarantees exactly one, a real deterministic change.
await page.getByTestId("feed-show-watched").click();
await expect(page.getByTestId("active-filter-chip")).toHaveCount(1);
await expect(count).not.toHaveText(baseline);
// Remove the chip → default show restored, chips gone.
await page.getByTestId("active-filter-chip").click();
await expect(page.getByTestId("active-filter-chip")).toHaveCount(0);
await expect(page.getByTestId("feed-show-unwatched")).toHaveAttribute("aria-pressed", "true");
});
test("scrolling virtualizes in fresh cards", async ({ page }) => {
await openApp(page);
await expect(page.getByTestId("video-card").first()).toBeVisible();
const renderedIds = () =>
page
.getByTestId("video-card")
.evaluateAll((els) => els.map((e) => e.getAttribute("data-video-id")));
const before = await renderedIds();
expect(before.length).toBeGreaterThan(0);
// The feed scrolls inside <main> (role="main"), not the window.
await page.getByRole("main").evaluate((el) => el.scrollBy(0, 5000));
// A windowed list renders different rows once scrolled.
await expect
.poll(async () => (await renderedIds()).some((id) => id && !before.includes(id)))
.toBe(true);
});
// Bug 4 (Platform S4): the toolbar (show/content chips, count, sort, view) is fixed chrome — it
// pins in the shell's toolbar band above the scroller, so it stays put while the cards scroll.
test("the feed toolbar stays pinned while cards scroll", async ({ page }) => {
await openApp(page);
const count = page.getByTestId("feed-result-count");
await expect(count).toBeVisible();
const topBefore = await count.evaluate((el) => el.getBoundingClientRect().top);
await page.getByRole("main").evaluate((el) => el.scrollBy(0, 4000));
await expect(count).toBeInViewport();
const topAfter = await count.evaluate((el) => el.getBoundingClientRect().top);
expect(Math.abs(topAfter - topBefore)).toBeLessThan(4);
});
// Bug 3 (Platform S4): changing a filter is a fresh result set, so the scroll jumps back to the
// top rather than stranding you deep in the old list's offset.
test("a new filter resets the scroll to the top", async ({ page }) => {
await openApp(page);
await expect(page.getByTestId("video-card").first()).toBeVisible();
await page.getByRole("main").evaluate((el) => el.scrollBy(0, 4000));
expect(await page.getByRole("main").evaluate((el) => el.scrollTop)).toBeGreaterThan(500);
// Switch the show filter → a different result set → back to the top.
await page.getByTestId("feed-show-all").click();
await expect.poll(() => page.getByRole("main").evaluate((el) => el.scrollTop)).toBeLessThan(50);
});
});