element-web/test/components/views/elements/QRCode-test.tsx

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/*
Copyright 2024 New Vector Ltd.
Copyright 2022 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 { render, waitFor, cleanup } from "@testing-library/react";
import React from "react";
import QRCode from "../../../../src/components/views/elements/QRCode";
describe("<QRCode />", () => {
afterEach(() => {
cleanup();
});
it("shows a spinner when data is null", async () => {
const { container } = render(<QRCode data={null} />);
expect(container.querySelector(".mx_Spinner")).toBeDefined();
});
it("renders a QR with defaults", async () => {
const { container, getAllByAltText } = render(<QRCode data="asd" />);
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await waitFor(() => getAllByAltText("QR Code").length === 1);
expect(container).toMatchSnapshot();
});
it("renders a QR with high error correction level", async () => {
const { container, getAllByAltText } = render(<QRCode data="asd" errorCorrectionLevel="high" />);
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await waitFor(() => getAllByAltText("QR Code").length === 1);
expect(container).toMatchSnapshot();
});
});