diff --git a/src/splitInteger.test.js b/src/splitInteger.test.js
index a610317d..cce7f8fb 100644
--- a/src/splitInteger.test.js
+++ b/src/splitInteger.test.js
@@ -4,18 +4,30 @@ const splitInteger = require('./splitInteger');
 
 test(`should split a number into equal parts
   if a value is divisible by a numberOfParts`, () => {
+  const result = splitInteger(6, 2);
+  const expectedResult = [3, 3];
 
+  expect(result).toEqual(expectedResult);
 });
 
 test(`should return a part equals to a value
   when splitting into 1 part`, () => {
+  const result = splitInteger(12, 1);
+  const expectedResult = [12];
 
+  expect(result).toEqual(expectedResult);
 });
 
 test('should sort parts ascending if they are not equal', () => {
+  const result = splitInteger(19, 4);
+  const expectedResult = [4, 5, 5, 5];
 
+  expect(result).toEqual(expectedResult);
 });
 
 test('should add zeros if value < numberOfParts', () => {
+  const result = splitInteger(3, 4);
+  const expectedResult = [0, 1, 1, 1];
 
+  expect(result).toEqual(expectedResult);
 });