Solution

src/splitInteger.js

@@ -1,6 +1,6 @@
 'use strict';
 
-/**
+/*
  * @param {number} value
  * @param {number} numberOfParts
  *

src/splitInteger.test.js

@@ -4,18 +4,18 @@ const splitInteger = require('./splitInteger');
 
 test(`should split a number into equal parts
   if a value is divisible by a numberOfParts`, () => {
-
+  expect(splitInteger(16, 4)).toEqual([4, 4, 4, 4]);
 });
 
 test(`should return a part equals to a value
   when splitting into 1 part`, () => {
-
+  expect(splitInteger(5, 1)).toEqual([5]);
 });
 
 test('should sort parts ascending if they are not equal', () => {
-
+  expect(splitInteger(121, 4)).toEqual([30, 30, 30, 31]);
 });
 
 test('should add zeros if value < numberOfParts', () => {
-
+  expect(splitInteger(1, 4)).toEqual([0, 0, 0, 1]);
 });