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Refactor Maths/Factorial for more minimal side effects.

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This commit is contained in:
Yosapol Jitrak
2020-10-16 16:31:40 +07:00
parent 90891b5657
commit e0883facdb
2 changed files with 10 additions and 25 deletions
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3
Maths/test/Factorial.test.js
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@@ -1,9 +1,6 @@
import { calcFactorial } from '../Factorial'
describe('calcFactorial', () => {
it('is a function', () => {
expect(typeof calcFactorial).toEqual('function')
})
it('should return a statement for value "0"', () => {
expect(calcFactorial(0)).toBe('The factorial of 0 is 1.')