45 lines
1.4 KiB
TypeScript
45 lines
1.4 KiB
TypeScript
/*
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Copyright 2024 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 { renderHook } from "@testing-library/react-hooks";
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import { act } from "@testing-library/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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