Solution

src/splitInteger.test.js

@@ -2,20 +2,41 @@
 
 const splitInteger = require('./splitInteger');
 
-test(`should split a number into equal parts
-  if a value is divisible by a numberOfParts`, () => {
-
-});
-
-test(`should return a part equals to a value
-  when splitting into 1 part`, () => {
-
-});
-
-test('should sort parts ascending if they are not equal', () => {
-
-});
-
-test('should add zeros if value < numberOfParts', () => {
-
+const testCases = [
+  {
+    description: 'should split a number into equal parts if a value is divisible by a numberOfParts',
+    value: 6,
+    numberOfParts: 2,
+    expected: [3, 3],
+  },
+  {
+    description: 'should return a part equals to a value when splitting into 1 part',
+    value: 8,
+    numberOfParts: 1,
+    expected: [8],
+  },
+  {
+    description: 'should sort parts ascending if they are not equal',
+    value: 17,
+    numberOfParts: 4,
+    expected: [4, 4, 4, 5],
+  },
+  {
+    description: 'should sort parts ascending if they are not equal',
+    value: 32,
+    numberOfParts: 6,
+    expected: [5, 5, 5, 5, 6, 6],
+  },
+  {
+    description: 'should add zeros if value < numberOfParts',
+    value: 2,
+    numberOfParts: 5,
+    expected: [0, 0, 0, 1, 1],
+  },
+];
+
+testCases.forEach(({ description, value, numberOfParts, expected }) => {
+  test(description, () => {
+    expect(splitInteger(value, numberOfParts)).toEqual(expected);
+  })
 });