/* 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 "@testing-library/jest-dom"; import "blob-polyfill"; import { randomString } from "matrix-js-sdk/src/randomstring"; import { mocked } from "jest-mock"; import { PredictableRandom } from "./predictableRandom"; // https://github.com/jsdom/jsdom/issues/2555 // Fake random strings to give a predictable snapshot for IDs jest.mock("matrix-js-sdk/src/randomstring"); beforeEach(() => { const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; const mockRandom = new PredictableRandom(); mocked(randomString).mockImplementation((len) => { let ret = ""; for (let i = 0; i < len; ++i) { const v = mockRandom.get() * chars.length; const m = ((v % chars.length) + chars.length) % chars.length; // account for negative modulo ret += chars.charAt(Math.floor(m)); } return ret; }); }); // Very carefully enable the mocks for everything else in // a specific order. We use this order to ensure we properly // establish an application state that actually works. // // These are also require() calls to make sure they get called // synchronously. require("./setup/setupManualMocks"); // must be first require("./setup/setupLanguage"); require("./setup/setupConfig");