Added tests

src/splitInteger.test.js

@@ -4,18 +4,29 @@ const splitInteger = require('./splitInteger');
 
 test(`should split a number into equal parts
   if a value is divisible by a numberOfParts`, () => {
+  const actual = splitInteger(6, 2);
+  const expected = [3, 3];
 
+  expect(actual).toEqual(expected);
 });
 
 test(`should return a part equals to a value
   when splitting into 1 part`, () => {
+  const actual = splitInteger(8, 1);
+  const expected = [8];
 
+  expect(actual).toEqual(expected);
 });
 
 test('should sort parts ascending if they are not equal', () => {
-
+  expect(splitInteger(17, 4)).toEqual([4, 4, 4, 5]);
+  expect(splitInteger(32, 6)).toEqual([5, 5, 5, 5, 6, 6]);
 });
 
 test('should add zeros if value < numberOfParts', () => {
+  const actual = splitInteger(2, 3);
+  const expected = [0, 1, 1];
 
+  expect(actual).toEqual(expected);
+  expect(actual).toContain(0);
 });