element-web-Github/playwright/e2e/app-loading/feature-detection.spec.ts
Michael Telatynski c05c429803
Absorb the matrix-react-sdk repository (#28192)
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2024-10-16 13:31:55 +01:00

35 lines
1.4 KiB
TypeScript

/*
Copyright 2024 New Vector Ltd.
Copyright 2024 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import { test, expect } from "../../element-web-test";
test(`shows error page if browser lacks Intl support`, async ({ page }) => {
await page.addInitScript({ content: `delete window.Intl;` });
await page.goto("/");
// Lack of Intl support causes the app bundle to fail to load, so we get the iframed
// static error page and need to explicitly look in the iframe because Playwright doesn't
// recurse into iframes when looking for elements
const header = page.frameLocator("iframe").getByText("Unsupported browser");
await expect(header).toBeVisible();
await expect(page).toMatchScreenshot("unsupported-browser.png");
});
test(`shows error page if browser lacks WebAssembly support`, async ({ page }) => {
await page.addInitScript({ content: `delete window.WebAssembly;` });
await page.goto("/");
// Lack of WebAssembly support doesn't cause the bundle to fail loading, so we get
// CompatibilityView, i.e. no iframes.
const header = page.getByText("Element does not support this browser");
await expect(header).toBeVisible();
await expect(page).toMatchScreenshot("unsupported-browser-CompatibilityView.png");
});