55 lines
1.6 KiB
TypeScript
55 lines
1.6 KiB
TypeScript
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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import {renderHook} from '@testing-library/react-native';
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import {withTiming} from 'react-native-reanimated';
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import {useShowMoreAnimatedStyle} from './show_more';
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jest.mock('react-native-reanimated', () => ({
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useAnimatedStyle: (callback: () => any) => callback(),
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withTiming: jest.fn((value) => value),
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}));
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describe('useShowMoreAnimatedStyle', () => {
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beforeEach(() => {
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jest.clearAllMocks();
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});
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it('returns maxHeight when height is undefined', () => {
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const maxHeight = 100;
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const {result} = renderHook(() =>
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useShowMoreAnimatedStyle(undefined, maxHeight, false),
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);
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expect(result.current).toEqual({
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maxHeight,
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});
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});
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it('animates to maxHeight when not open', () => {
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const height = 200;
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const maxHeight = 100;
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const {result} = renderHook(() =>
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useShowMoreAnimatedStyle(height, maxHeight, false),
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);
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expect(result.current).toEqual({
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maxHeight,
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});
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expect(withTiming).toHaveBeenCalledWith(maxHeight, {duration: 300});
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});
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it('animates to full height when open', () => {
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const height = 200;
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const maxHeight = 100;
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const {result} = renderHook(() =>
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useShowMoreAnimatedStyle(height, maxHeight, true),
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);
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expect(result.current).toEqual({
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maxHeight: height,
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});
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expect(withTiming).toHaveBeenCalledWith(height, {duration: 300});
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});
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});
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