37 lines
1.0 KiB
TypeScript
37 lines
1.0 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2024 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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import { renderHook } from "@testing-library/react-hooks";
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import { act } from "jest-matrix-react";
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import UIStore, { UI_EVENTS } from "../../src/stores/UIStore";
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import { useWindowWidth } from "../../src/hooks/useWindowWidth";
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describe("useWindowWidth", () => {
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beforeEach(() => {
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UIStore.instance.windowWidth = 768;
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});
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it("should return the current width of window, according to UIStore", () => {
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const { result } = renderHook(() => useWindowWidth());
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expect(result.current).toBe(768);
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});
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it("should update the value when UIStore's value changes", () => {
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const { result } = renderHook(() => useWindowWidth());
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act(() => {
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UIStore.instance.windowWidth = 1024;
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UIStore.instance.emit(UI_EVENTS.Resize);
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});
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expect(result.current).toBe(1024);
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});
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});
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