Absorb the matrix-react-sdk repository (#28192)

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test/setup/mocks.ts

@@ -0,0 +1,28 @@
+/*
+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.
+*/
+
+export const mocks = {
+    AudioBufferSourceNode: {
+        connect: jest.fn(),
+        start: jest.fn(),
+        stop: jest.fn(),
+    } as unknown as AudioBufferSourceNode,
+    AudioContext: {
+        close: jest.fn(),
+        createMediaElementSource: jest.fn(),
+        createMediaStreamDestination: jest.fn(),
+        createMediaStreamSource: jest.fn(),
+        createStreamTrackSource: jest.fn(),
+        createBufferSource: jest.fn((): AudioBufferSourceNode => ({ ...mocks.AudioBufferSourceNode })),
+        getOutputTimestamp: jest.fn(),
+        resume: jest.fn(),
+        setSinkId: jest.fn(),
+        suspend: jest.fn(),
+        decodeAudioData: jest.fn(),
+    },
+};

test/setup/setupConfig.ts

@@ -0,0 +1,13 @@
+/*
+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 SdkConfig, { DEFAULTS } from "../../src/SdkConfig";
+
+// uninitialised SdkConfig causes lots of warnings in console
+// init with defaults
+SdkConfig.put(DEFAULTS);

test/setup/setupLanguage.ts

@@ -1,22 +1,45 @@
 /*
 Copyright 2024 New Vector Ltd.
-Copyright 2023 The Matrix.org Foundation C.I.C.
+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 fetchMock from "fetch-mock-jest";
-import _ from "lodash";
-import { setupLanguageMock as reactSetupLanguageMock } from "matrix-react-sdk/test/setup/setupLanguage";
 
+import * as languageHandler from "../../src/languageHandler";
 import en from "../../src/i18n/strings/en_EN.json";
-import reactEn from "../../src/i18n/strings/en_EN.json";
+import de from "../../src/i18n/strings/de_DE.json";
 
-fetchMock.config.overwriteRoutes = false;
+const lv = {
+    Save: "Saglabāt",
+    room: {
+        upload: {
+            uploading_multiple_file: {
+                one: "Качване на %(filename)s и %(count)s друг",
+            },
+        },
+    },
+};
+
+// Fake languages.json containing references to en_EN, de_DE and lv
+// en_EN.json
+// de_DE.json
+// lv.json - mock version with few translations, used to test fallback translation
 
 export function setupLanguageMock() {
-    reactSetupLanguageMock();
-    fetchMock.get("end:en_EN.json", _.merge({}, en, reactEn), { overwriteRoutes: true });
+    fetchMock
+        .get("/i18n/languages.json", {
+            en: "en_EN.json",
+            de: "de_DE.json",
+            lv: "lv.json",
+        })
+        .get("end:en_EN.json", en)
+        .get("end:de_DE.json", de)
+        .get("end:lv.json", lv);
 }
 setupLanguageMock();
+
+languageHandler.setLanguage("en");
+languageHandler.setMissingEntryGenerator((key) => key.split("|", 2)[1]);

test/setup/setupManualMocks.ts

@@ -0,0 +1,87 @@
+/*
+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 fetchMock from "fetch-mock-jest";
+import { TextDecoder, TextEncoder } from "util";
+import { Response } from "node-fetch";
+
+import { mocks } from "./mocks";
+
+// Stub ResizeObserver
+// @ts-ignore - we know it's a duplicate (that's why we're stubbing it)
+class ResizeObserver {
+    observe() {} // do nothing
+    unobserve() {} // do nothing
+    disconnect() {} // do nothing
+}
+window.ResizeObserver = ResizeObserver;
+
+// Stub DOMRect
+class DOMRect {
+    x = 0;
+    y = 0;
+    top = 0;
+    bottom = 0;
+    left = 0;
+    right = 0;
+    height = 0;
+    width = 0;
+
+    static fromRect() {
+        return new DOMRect();
+    }
+    toJSON() {}
+}
+
+window.DOMRect = DOMRect;
+
+// Work around missing ClipboardEvent type
+class MyClipboardEvent extends Event {}
+window.ClipboardEvent = MyClipboardEvent as any;
+
+// matchMedia is not included in jsdom
+// TODO: Extract this to a function and have tests that need it opt into it.
+const mockMatchMedia = (query: string) => ({
+    matches: false,
+    media: query,
+    onchange: null,
+    addListener: jest.fn(), // Deprecated
+    removeListener: jest.fn(), // Deprecated
+    addEventListener: jest.fn(),
+    removeEventListener: jest.fn(),
+    dispatchEvent: jest.fn(),
+});
+global.matchMedia = mockMatchMedia;
+
+// maplibre requires a createObjectURL mock
+global.URL.createObjectURL = jest.fn();
+global.URL.revokeObjectURL = jest.fn();
+
+// polyfilling TextEncoder as it is not available on JSDOM
+// view https://github.com/facebook/jest/issues/9983
+global.TextEncoder = TextEncoder;
+// @ts-ignore
+global.TextDecoder = TextDecoder;
+
+// prevent errors whenever a component tries to manually scroll.
+window.HTMLElement.prototype.scrollIntoView = jest.fn();
+window.HTMLAudioElement.prototype.canPlayType = jest.fn((format) => (format === "audio/mpeg" ? "probably" : ""));
+
+// set up fetch API mock
+fetchMock.config.overwriteRoutes = false;
+fetchMock.catch("");
+fetchMock.get("/image-file-stub", "image file stub");
+fetchMock.get("/_matrix/client/versions", {});
+// @ts-ignore
+window.fetch = fetchMock.sandbox();
+
+// @ts-ignore
+window.Response = Response;
+
+// set up AudioContext API mock
+global.AudioContext = jest.fn().mockImplementation(() => ({ ...mocks.AudioContext }));