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import { multiplesThreeAndFive } from '../Problem001.js'

describe('Sum of multiples of 3 or 5', () => {

it('should throw error when number is negative number', () => {

expect(() => multiplesThreeAndFive(-24)).toThrowError(

'No natural numbers exist below 1'

)

})

it('should throw error when number is 0', () => {

expect(() => multiplesThreeAndFive(0)).toThrowError(

'No natural numbers exist below 1'

)

})

test('if the number is greater than 0', () => {

expect(multiplesThreeAndFive(10)).toBe(23)

})

// Project Euler Condition Check

test('if the number is 1000', () => {

expect(multiplesThreeAndFive(1000)).toBe(233168)

})

})