110 lines
4.0 KiB
TypeScript
110 lines
4.0 KiB
TypeScript
import { expect, test } from "../helpers/serve-dist";
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test("keeps canonical hrefs while creating exactly one or zero explicit history entries", async ({
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page,
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distUrl,
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}) => {
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await page.goto(distUrl, { waitUntil: "domcontentloaded" });
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const initialLength = await page.evaluate(() => history.length);
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const start = page.locator('nav a[href="#start"]');
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const profile = page.locator('nav a[href="#profile"]');
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await start.click();
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await expect(page).toHaveURL(`${distUrl}/`);
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expect(await page.evaluate(() => history.length)).toBe(initialLength);
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await expect(page.locator("#start-heading")).toBeFocused();
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await profile.click();
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await expect(page).toHaveURL(`${distUrl}/#profile`);
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expect(await page.evaluate(() => history.length)).toBe(initialLength + 1);
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await expect(page.locator("#profile-heading")).toBeFocused();
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await profile.click();
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expect(await page.evaluate(() => history.length)).toBe(initialLength + 1);
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await expect(page.locator("#profile-heading")).toBeFocused();
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});
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test("cancels pending explicit focus when wheel intent intervenes", async ({
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page,
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distUrl,
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}) => {
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await page.goto(distUrl, { waitUntil: "domcontentloaded" });
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const link = page.locator('nav a[href="#infrastructure"]');
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await link.focus();
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await page.evaluate(() => {
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const anchor = document.querySelector<HTMLAnchorElement>(
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'nav a[href="#infrastructure"]',
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);
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anchor?.addEventListener(
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"click",
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() =>
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queueMicrotask(() =>
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window.dispatchEvent(new WheelEvent("wheel", { deltaY: 40 })),
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),
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{ once: true },
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);
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});
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await link.click();
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await page.waitForTimeout(100);
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await expect(link).toBeFocused();
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await expect(page.locator("#infrastructure-heading")).not.toBeFocused();
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});
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test("passive scrolling replaces a stable fragment without stealing focus", async ({
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page,
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distUrl,
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}) => {
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await page.goto(distUrl, { waitUntil: "domcontentloaded" });
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const link = page.locator('nav a[href="#start"]');
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await link.focus();
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await page.evaluate(() => {
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window.dispatchEvent(new WheelEvent("wheel", { deltaY: 20 }));
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const heading = document.querySelector<HTMLElement>("#experience-heading");
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if (heading === null) throw new Error("Missing experience heading");
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const headingDocumentTop =
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heading.getBoundingClientRect().top + window.scrollY;
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// Place the heading just beyond the 35% activation line. Scroll offsets
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// are integer-rounded in Chromium, so exact boundary equality is brittle.
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window.scrollTo(0, headingDocumentTop - window.innerHeight * 0.34);
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});
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await expect(page).toHaveURL(`${distUrl}/#experience`, { timeout: 2000 });
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await expect(link).toBeFocused();
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await expect(page.locator("#experience-heading")).not.toBeFocused();
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});
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test("back and forward restore sections without another history mutation or focus move", async ({
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page,
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distUrl,
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}) => {
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await page.goto(distUrl, { waitUntil: "domcontentloaded" });
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await page.locator('nav a[href="#profile"]').click();
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await page.locator('nav a[href="#experience"]').click();
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const historyLength = await page.evaluate(() => history.length);
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await expect(page.locator("#experience-heading")).toBeFocused();
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await page.goBack();
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await expect(page).toHaveURL(`${distUrl}/#profile`);
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await expect(page.locator("#profile")).toBeInViewport();
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expect(await page.evaluate(() => history.length)).toBe(historyLength);
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await expect(page.locator("#profile-heading")).not.toBeFocused();
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await page.goForward();
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await expect(page).toHaveURL(`${distUrl}/#experience`);
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await expect(page.locator("#experience")).toBeInViewport();
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expect(await page.evaluate(() => history.length)).toBe(historyLength);
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await expect(page.locator("#experience-heading")).not.toBeFocused();
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});
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test("direct initial fragments align without moving focus", async ({
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page,
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distUrl,
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}) => {
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await page.goto(`${distUrl}/#toolkit`, { waitUntil: "domcontentloaded" });
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await expect(page.locator("#toolkit")).toBeInViewport();
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await expect(page.locator("#toolkit-heading")).not.toBeFocused();
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});
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