3fda0299a5
* Move `mediaDevices` mock out of `setupManualMocks` This doesn't work well in test suites with multiple tests, because the `mockReturnValue` is reset for subsequent tests. In any case, having it mocked out automagically is *magical*. Let's make it opt-in. * clarify ts-ignore
93 lines
2.7 KiB
TypeScript
93 lines
2.7 KiB
TypeScript
/*
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Copyright 2022 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import fetchMock from "fetch-mock-jest";
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import { TextDecoder, TextEncoder } from "util";
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import { Response } from "node-fetch";
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// jest 27 removes setImmediate from jsdom
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// polyfill until setImmediate use in client can be removed
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// @ts-ignore - we know the contract is wrong. That's why we're stubbing it.
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global.setImmediate = (callback) => window.setTimeout(callback, 0);
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// Stub ResizeObserver
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// @ts-ignore - we know it's a duplicate (that's why we're stubbing it)
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class ResizeObserver {
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observe() {} // do nothing
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unobserve() {} // do nothing
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disconnect() {} // do nothing
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}
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window.ResizeObserver = ResizeObserver;
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// Stub DOMRect
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class DOMRect {
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x = 0;
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y = 0;
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top = 0;
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bottom = 0;
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left = 0;
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right = 0;
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height = 0;
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width = 0;
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static fromRect() {
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return new DOMRect();
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}
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toJSON() {}
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}
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window.DOMRect = DOMRect;
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// Work around missing ClipboardEvent type
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class MyClipboardEvent extends Event {}
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window.ClipboardEvent = MyClipboardEvent as any;
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// matchMedia is not included in jsdom
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const mockMatchMedia = jest.fn().mockImplementation((query) => ({
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matches: false,
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media: query,
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onchange: null,
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addListener: jest.fn(), // Deprecated
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removeListener: jest.fn(), // Deprecated
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addEventListener: jest.fn(),
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removeEventListener: jest.fn(),
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dispatchEvent: jest.fn(),
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}));
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global.matchMedia = mockMatchMedia;
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// maplibre requires a createObjectURL mock
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global.URL.createObjectURL = jest.fn();
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global.URL.revokeObjectURL = jest.fn();
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// polyfilling TextEncoder as it is not available on JSDOM
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// view https://github.com/facebook/jest/issues/9983
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global.TextEncoder = TextEncoder;
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// @ts-ignore
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global.TextDecoder = TextDecoder;
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// prevent errors whenever a component tries to manually scroll.
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window.HTMLElement.prototype.scrollIntoView = jest.fn();
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// set up fetch API mock
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fetchMock.config.overwriteRoutes = false;
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fetchMock.catch("");
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fetchMock.get("/image-file-stub", "image file stub");
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fetchMock.get("/_matrix/client/versions", {});
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// @ts-ignore
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window.fetch = fetchMock.sandbox();
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// @ts-ignore
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window.Response = Response;
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