element-web/test/unit-tests/components/views/dialogs/DevtoolsDialog-test.tsx

/*
Copyright 2024 New Vector Ltd.
Copyright 2023 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 React from "react";
import { getByLabelText, getAllByLabelText, render } from "jest-matrix-react";
import { Room, MatrixClient } from "matrix-js-sdk/src/matrix";
import userEvent from "@testing-library/user-event";

import { stubClient } from "../../../test-utils";
import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
import MatrixClientContext from "../../../../src/contexts/MatrixClientContext";
import DevtoolsDialog from "../../../../src/components/views/dialogs/DevtoolsDialog";

describe("DevtoolsDialog", () => {
    let cli: MatrixClient;
    let room: Room;

    function getComponent(roomId: string, threadRootId: string | null = null, onFinished = () => true) {
        return render(
            <MatrixClientContext.Provider value={cli}>
                <DevtoolsDialog roomId={roomId} threadRootId={threadRootId} onFinished={onFinished} />
            </MatrixClientContext.Provider>,
        );
    }

    beforeEach(() => {
        stubClient();
        cli = MatrixClientPeg.safeGet();
        room = new Room("!id", cli, "@alice:matrix.org");

        jest.spyOn(cli, "getRoom").mockReturnValue(room);
    });

    afterAll(() => {
        jest.restoreAllMocks();
    });

    it("renders the devtools dialog", () => {
        const { asFragment } = getComponent(room.roomId);
        expect(asFragment()).toMatchSnapshot();
    });

    it("copies the roomid", async () => {
        const user = userEvent.setup();
        jest.spyOn(navigator.clipboard, "writeText");

        const { container } = getComponent(room.roomId);

        const copyBtn = getByLabelText(container, "Copy");
        await user.click(copyBtn);
        const copiedBtn = getByLabelText(container, "Copied!");

        expect(copiedBtn).toBeInTheDocument();
        expect(navigator.clipboard.writeText).toHaveBeenCalled();
        await expect(navigator.clipboard.readText()).resolves.toBe(room.roomId);
    });

    it("copies the thread root id when provided", async () => {
        const user = userEvent.setup();
        jest.spyOn(navigator.clipboard, "writeText");

        const threadRootId = "$test_event_id_goes_here";
        const { container } = getComponent(room.roomId, threadRootId);

        const copyBtn = getAllByLabelText(container, "Copy")[1];
        await user.click(copyBtn);
        const copiedBtn = getByLabelText(container, "Copied!");

        expect(copiedBtn).toBeInTheDocument();
        expect(navigator.clipboard.writeText).toHaveBeenCalled();
        await expect(navigator.clipboard.readText()).resolves.toBe(threadRootId);
    });
});