39 строки
1004 B
JavaScript
39 строки
1004 B
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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* @emails oncall+react_native
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*/
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'use strict';
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const TimingAnimation = require('../animations/TimingAnimation');
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describe('Timing Animation', () => {
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it('should return array of 61 items', () => {
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const timingAnim = new TimingAnimation({
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duration: 1000,
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useNativeDriver: false,
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});
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const config = timingAnim.__getNativeAnimationConfig();
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expect(config.frames.length).toBe(61);
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expect(config.frames[60]).toBe(1);
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expect(config.frames[59]).toBeLessThan(1);
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});
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it('should cope with zero duration', () => {
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const timingAnim = new TimingAnimation({
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duration: 0,
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useNativeDriver: false,
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});
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const config = timingAnim.__getNativeAnimationConfig();
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expect(config.frames.length).toBe(1);
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expect(config.frames[0]).toBe(1);
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});
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});
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