37 lines
1.3 KiB
TypeScript
37 lines
1.3 KiB
TypeScript
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import { calDateDiff, getGreeting } from './date';
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describe('calDateDiff', () => {
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test('should return the correct time difference when the input date is in the past', () => {
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const inputDate = new Date('2022-01-01');
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const expectedOutput = '2 years ago';
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const result = calDateDiff(inputDate);
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expect(result).toBe(expectedOutput);
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});
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test('should return the correct time difference when the input date is a number', () => {
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const inputDate = new Date(1640995200000); // January 1, 2022
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const expectedOutput = '2 years ago';
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const result = calDateDiff(inputDate);
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expect(result).toBe(expectedOutput);
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});
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});
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describe('getGreeting', () => {
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test("should return 'Good Morning' when the current time is before 12pm", () => {
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jest.useFakeTimers().setSystemTime(new Date('2023-12-10T00:21:01.691Z'));
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expect(getGreeting()).toBe('Good Morning');
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});
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test("should return 'Good Afternoon' when the current time is after 12pm", () => {
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jest.useFakeTimers().setSystemTime(new Date('2023-12-10T14:21:01.691Z'));
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expect(getGreeting()).toBe('Good Afternoon');
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});
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test("should return 'Good Evening' when the current time is after 6pm", () => {
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jest.useFakeTimers().setSystemTime(new Date('2023-12-10T19:21:01.691Z'));
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expect(getGreeting()).toBe('Good Evening');
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});
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});
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