28 lines
666 B
TypeScript
28 lines
666 B
TypeScript
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import CancelToken from '../../src/cancel/CancelToken';
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describe('测试 src/cancel/CancelToken.ts', () => {
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it('实例化', () => {
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const token = new CancelToken(function (cancel) {
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cancel('取消');
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});
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// 应该抛出取消
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expect(() => token.throwIfRequested()).toThrow();
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});
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it('工厂方法', () => {
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const source = CancelToken.source();
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// 还没有取消 返回 Undefuned
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expect(source.token.throwIfRequested()).toBeUndefined();
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source.cancel('取消');
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// 应该抛出取消
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expect(() => source.token.throwIfRequested()).toThrow();
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// 重复取消无效
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source.cancel('取消');
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});
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});
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