fix: throw form DateToDay (TheAlgorithms#1628)

Author: vil02

Conversions/DateToDay.js

@@ -26,13 +26,13 @@ const daysNameArr = [
 constDateToDay=(date)=>{
 // firstly, check that input is a string or not.
 if(typeofdate!=='string'){
-returnnewTypeError('Argument is not a string.')
+thrownewTypeError('Argument is not a string.')
 }
 // extract the date
 let[day,month,year]=date.split('/').map((x)=>Number(x))
 // check the data are valid or not.
 if(day<1||day>31||month>12||month<1){
-returnnewTypeError('Date is not valid.')
+thrownewTypeError('Date is not valid.')
 }
 
 // In case of Jan and Feb:

Conversions/test/DateToDay.test.js

@@ -1,35 +1,28 @@
 import{DateToDay}from'../DateToDay'
 
-test('The date 18/02/2001 is Sunday',()=>{
-constres=DateToDay('18/02/2001')
-expect(res).toBe('Sunday')
-})
-
-test('The date 18/12/2020 is Friday',()=>{
-constres=DateToDay('18/12/2020')
-expect(res).toBe('Friday')
-})
+describe('DateToDay',()=>{
+it.each([
+['18/02/2001','Sunday'],
+['18/12/2020','Friday'],
+['12/12/2012','Wednesday'],
+['01/01/2001','Monday'],
+['1/1/2020','Wednesday'],
+['2/3/2014','Sunday'],
+['28/2/2017','Tuesday'],
+['02/03/2024','Saturday'],
+['29/02/2024','Thursday']
+])('%s is %s',(date,day)=>{
+expect(DateToDay(date)).toBe(day)
+})
 
-test('The date 12/12/2012 is Wednesday',()=>{
-constres=DateToDay('12/12/2012')
-expect(res).toBe('Wednesday')
-})
-test('The date 01/01/2001 is Monday',()=>{
-constres=DateToDay('01/01/2001')
-expect(res).toBe('Monday')
-})
-
-test('The date 1/1/2020 is Wednesday',()=>{
-constres=DateToDay('1/1/2020')
-expect(res).toBe('Wednesday')
-})
-
-test('The date 2/3/2014 is Sunday',()=>{
-constres=DateToDay('2/3/2014')
-expect(res).toBe('Sunday')
-})
+it('should throw when input is not a string',()=>{
+expect(()=>DateToDay(100)).toThrowError()
+})
 
-test('The date 28/2/2017 is Tuesday',()=>{
-constres=DateToDay('28/2/2017')
-expect(res).toBe('Tuesday')
+it.each(['32/01/2000','00/01/2000','15/00/2000','15/13/2000'])(
+'should throw when input is not a correct date %s',
+(wrongDate)=>{
+expect(()=>DateToDay(wrongDate)).toThrowError()
+}
+)
 })