time working

src/pages/tools/time/time-between-dates/time-between-dates.service.test.ts

@@ -1,4 +1,8 @@
 import { describe, expect, it } from 'vitest';
+import dayjs from 'dayjs';
+import utc from 'dayjs/plugin/utc';
+import timezone from 'dayjs/plugin/timezone';
+import duration from 'dayjs/plugin/duration';
 import {
   calculateTimeBetweenDates,
   formatTimeDifference,
@@ -6,31 +10,78 @@ import {
   getTimeWithTimezone
 } from './service';
 
+dayjs.extend(utc);
+dayjs.extend(timezone);
+dayjs.extend(duration);
+
 // Utility function to create a date
 const createDate = (
   year: number,
   month: number,
   day: number,
   hours = 0,
-  minutes = 0,
-  seconds = 0
-) => new Date(Date.UTC(year, month - 1, day, hours, minutes, seconds));
+  minutes = 0
+) => dayjs.utc(Date.UTC(year, month - 1, day, hours, minutes)).toDate();
+
 describe('calculateTimeBetweenDates', () => {
-  it('should calculate the correct time difference', () => {
+  it('should calculate exactly 1 year difference', () => {
     const startDate = createDate(2023, 1, 1);
     const endDate = createDate(2024, 1, 1);
     const result = calculateTimeBetweenDates(startDate, endDate);
 
     expect(result.years).toBe(1);
-    expect(result.months).toBe(12);
-    expect(result.days).toBeGreaterThanOrEqual(365);
+    expect(result.months).toBe(0);
+    expect(result.days).toBe(0);
+    expect(result.hours).toBe(0);
+    expect(result.minutes).toBe(0);
+  });
+
+  it('should calculate 1 year and 1 day difference', () => {
+    const startDate = createDate(2023, 1, 1);
+    const endDate = createDate(2024, 1, 2);
+    const result = calculateTimeBetweenDates(startDate, endDate);
+
+    expect(result.years).toBe(1);
+    expect(result.months).toBe(0);
+    expect(result.days).toBe(1);
+    expect(result.hours).toBe(0);
+    expect(result.minutes).toBe(0);
+  });
+
+  it('should handle leap year correctly', () => {
+    const startDate = createDate(2024, 2, 28); // February 28th in leap year
+    const endDate = createDate(2024, 3, 1); // March 1st
+    const result = calculateTimeBetweenDates(startDate, endDate);
+
+    expect(result.days).toBe(2);
+    expect(result.months).toBe(0);
+    expect(result.years).toBe(0);
+    expect(result.hours).toBe(0);
+    expect(result.minutes).toBe(0);
   });
 
   it('should swap dates if startDate is after endDate', () => {
     const startDate = createDate(2024, 1, 1);
     const endDate = createDate(2023, 1, 1);
     const result = calculateTimeBetweenDates(startDate, endDate);
+
     expect(result.years).toBe(1);
+    expect(result.months).toBe(0);
+    expect(result.days).toBe(0);
+    expect(result.hours).toBe(0);
+    expect(result.minutes).toBe(0);
+  });
+
+  it('should handle same day different hours', () => {
+    const startDate = createDate(2024, 1, 1, 10);
+    const endDate = createDate(2024, 1, 1, 15);
+    const result = calculateTimeBetweenDates(startDate, endDate);
+
+    expect(result.years).toBe(0);
+    expect(result.months).toBe(0);
+    expect(result.days).toBe(0);
+    expect(result.hours).toBe(5);
+    expect(result.minutes).toBe(0);
   });
 });
 
@@ -46,11 +97,26 @@ describe('formatTimeDifference', () => {
       milliseconds: 0
     };
     expect(formatTimeDifference(difference)).toBe(
-      '1 years, 2 months, 10 days, 5 hours, 30 minutes'
+      '1 year, 2 months, 10 days, 5 hours, 30 minutes'
     );
   });
 
-  it('should return 0 seconds if all values are zero', () => {
+  it('should handle singular units correctly', () => {
+    const difference = {
+      years: 1,
+      months: 1,
+      days: 1,
+      hours: 1,
+      minutes: 1,
+      seconds: 0,
+      milliseconds: 0
+    };
+    expect(formatTimeDifference(difference)).toBe(
+      '1 year, 1 month, 1 day, 1 hour, 1 minute'
+    );
+  });
+
+  it('should return 0 minutes if all values are zero', () => {
     expect(
       formatTimeDifference({
         years: 0,
@@ -61,7 +127,7 @@ describe('formatTimeDifference', () => {
         seconds: 0,
         milliseconds: 0
       })
-    ).toBe('0 seconds');
+    ).toBe('0 minutes');
   });
 });
 
@@ -85,12 +151,12 @@ describe('formatTimeWithLargestUnit', () => {
       months: 1,
       days: 15,
       hours: 12,
-      minutes: 0,
+      minutes: 30,
       seconds: 0,
       milliseconds: 0
     };
-    expect(formatTimeWithLargestUnit(difference, 'days')).toContain(
-      '15 days, 12 hours'
+    expect(formatTimeWithLargestUnit(difference, 'days')).toBe(
+      '15 days, 12 hours, 30 minutes'
     );
   });
 });