mirror of https://github.com/jkjoy/sunpeiwen.git
36 lines
841 B
TypeScript
36 lines
841 B
TypeScript
import moize from '../src';
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type Arg = {
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one: number;
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two: {
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deep: number;
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};
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};
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const method = jest.fn(function ({ one, two }: Arg) {
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return [one, two.deep];
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});
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const memoized = moize.shallow(method);
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describe('moize.shallow', () => {
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it('should memoized based on the shallow values', () => {
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const two = { deep: 2 };
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const resultA = memoized({ one: 1, two });
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const resultB = memoized({ one: 1, two });
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expect(resultA).toEqual([1, 2]);
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expect(resultA).toBe(resultB);
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expect(method).toHaveBeenCalledTimes(1);
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const resultC = memoized({ one: 1, two: { ...two } });
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expect(resultC).toEqual(resultA);
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expect(resultC).not.toBe(resultA);
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expect(method).toHaveBeenCalledTimes(2);
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});
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});
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