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Replace the mobile header's scrolling links with a slide-out menu #89
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| /** @vitest-environment jsdom */ | ||
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| import { cleanup, fireEvent, render, screen, waitFor } from "@testing-library/react"; | ||
| import { afterEach, beforeEach, expect, it, vi } from "vitest"; | ||
| import SiteHeader from "./SiteHeader"; | ||
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| let pathname = "/map"; | ||
| let staffState = "unauthenticated"; | ||
| let accountRole: string | null = null; | ||
| vi.mock("next/navigation", () => ({ usePathname: () => pathname })); | ||
| vi.mock("@/app/hooks/useSiteStaffAccess", () => ({ | ||
| useSiteStaffAccess: () => ({ state: staffState, retry: () => {} }), | ||
| })); | ||
| vi.mock("@/lib/account/api", () => ({ | ||
| getAccount: () => Promise.resolve(accountRole ? { user: { role: accountRole } } : null), | ||
| })); | ||
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| beforeEach(() => { | ||
| window.matchMedia = vi.fn().mockReturnValue({ | ||
| matches: false, | ||
| addEventListener: () => {}, | ||
| removeEventListener: () => {}, | ||
| }); | ||
| }); | ||
| afterEach(() => { | ||
| cleanup(); | ||
| pathname = "/map"; | ||
| staffState = "unauthenticated"; | ||
| accountRole = null; | ||
| }); | ||
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| function openMenu() { | ||
| const toggle = screen.getByRole("button", { name: "Menu" }); | ||
| fireEvent.click(toggle); | ||
| const menu = document.getElementById(toggle.getAttribute("aria-controls")!)!; | ||
| return { toggle, menu }; | ||
| } | ||
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| it("opens the menu, locks page scroll and focuses the first link", () => { | ||
| render(<SiteHeader />); | ||
| const toggle = screen.getByRole("button", { name: "Menu" }); | ||
| const menu = document.getElementById(toggle.getAttribute("aria-controls")!)!; | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("false"); | ||
| expect(menu.hasAttribute("inert")).toBe(true); | ||
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| fireEvent.click(toggle); | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("true"); | ||
| expect(menu.hasAttribute("inert")).toBe(false); | ||
| expect(document.documentElement.classList.contains("overflow-hidden")).toBe(true); | ||
| expect(document.activeElement?.closest(`#${CSS.escape(menu.id)}`)).toBe(menu); | ||
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| fireEvent.click(toggle); | ||
| expect(document.documentElement.classList.contains("overflow-hidden")).toBe(false); | ||
| }); | ||
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| it("closes on a link, the backdrop, Escape and navigation", () => { | ||
| const view = render(<SiteHeader />); | ||
| let { toggle, menu } = openMenu(); | ||
| // jsdom cannot follow a link, so keep the click on this page. | ||
| document.addEventListener("click", (event) => event.preventDefault(), { once: true }); | ||
| fireEvent.click(menu.querySelector('a[href="/skins"]')!); | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("false"); | ||
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| ({ toggle, menu } = openMenu()); | ||
| fireEvent.click(menu.previousElementSibling!); | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("false"); | ||
| expect(document.activeElement).toBe(toggle); | ||
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| ({ toggle } = openMenu()); | ||
| fireEvent.keyDown(document, { key: "Escape" }); | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("false"); | ||
| expect(document.activeElement).toBe(toggle); | ||
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| openMenu(); | ||
| pathname = "/wiki"; | ||
| view.rerender(<SiteHeader />); | ||
| expect(toggle.getAttribute("aria-expanded")).toBe("false"); | ||
| expect(document.activeElement).toBe(toggle); | ||
| }); | ||
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| it("keeps Tab and Shift+Tab inside the open menu", () => { | ||
| render(<SiteHeader />); | ||
| const { menu } = openMenu(); | ||
| const items = menu.querySelectorAll<HTMLElement>("a[href]"); | ||
| const first = items[0]; | ||
| const last = items[items.length - 1]; | ||
| expect(document.activeElement).toBe(first); | ||
| fireEvent.keyDown(first, { key: "Tab", shiftKey: true }); | ||
| expect(document.activeElement).toBe(last); | ||
| fireEvent.keyDown(last, { key: "Tab" }); | ||
| expect(document.activeElement).toBe(first); | ||
| }); | ||
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| it("marks the current section and adds staff and admin links", async () => { | ||
| pathname = "/map/main/chronicle"; | ||
| staffState = "staff"; | ||
| accountRole = "admin"; | ||
| render(<SiteHeader />); | ||
| const { menu } = openMenu(); | ||
| expect(menu.querySelector('a[aria-current="page"]')?.getAttribute("href")).toBe("/map"); | ||
| expect(menu.querySelector('a[href="/inspect"]')).not.toBeNull(); | ||
| await waitFor(() => expect(menu.querySelector('a[href="/admin"]')).not.toBeNull()); | ||
| }); |
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