diff --git a/test/allEqual/allEqual.test.js b/test/allEqual/allEqual.test.js
index 37f7cd071..fdbd3616e 100644
--- a/test/allEqual/allEqual.test.js
+++ b/test/allEqual/allEqual.test.js
@@ -36,4 +36,3 @@ test('Falsy trues', () => {
 test('Falsy falses', () => {
   expect(allEqual([false, false, true])).toBeFalsy();
 });
-
diff --git a/test/deepFreeze/deepFreeze.test.js b/test/deepFreeze/deepFreeze.test.js
index 60c2717c0..12097d525 100644
--- a/test/deepFreeze/deepFreeze.test.js
+++ b/test/deepFreeze/deepFreeze.test.js
@@ -6,7 +6,7 @@ test('deepFreeze is a Function', () => {
 });
 
 test('modifying deeply freezed object prop throws an error in strict mode', () => {
-  let freezedObj = deepFreeze({a: 42});
+  let freezedObj = deepFreeze({ a: 42 });
 
   expect(() => {
     'use strict';
diff --git a/test/initializeArrayWithRange/initializeArrayWithRange.test.js b/test/initializeArrayWithRange/initializeArrayWithRange.test.js
index 9530d5987..a645edc54 100644
--- a/test/initializeArrayWithRange/initializeArrayWithRange.test.js
+++ b/test/initializeArrayWithRange/initializeArrayWithRange.test.js
@@ -8,8 +8,8 @@ test('Initializes an array containing the numbers in the specified range (witout
   expect(initializeArrayWithRange(5)).toEqual([0, 1, 2, 3, 4, 5]);
 });
 test('Initializes an array containing the numbers in the specified range', () => {
-  expect(initializeArrayWithRange(7,3)).toEqual([3, 4, 5, 6, 7]);
+  expect(initializeArrayWithRange(7, 3)).toEqual([3, 4, 5, 6, 7]);
 });
 test('Initializes an array containing the numbers in the specified range (with step)', () => {
-  expect(initializeArrayWithRange(9,0,2)).toEqual([0, 2, 4, 6, 8]);
+  expect(initializeArrayWithRange(9, 0, 2)).toEqual([0, 2, 4, 6, 8]);
 });
diff --git a/test/longestItem/longestItem.test.js b/test/longestItem/longestItem.test.js
index 1b75e63aa..c4315215d 100644
--- a/test/longestItem/longestItem.test.js
+++ b/test/longestItem/longestItem.test.js
@@ -11,7 +11,7 @@ test('Returns the longest object from a spread array', () => {
   expect(longestItem(...['a', 'ab', 'abc'])).toEqual('abc');
 });
 test('Returns the longest object from mixed input', () => {
-  expect(longestItem(...['a', 'ab', 'abc'],'abcd')).toEqual('abcd');
+  expect(longestItem(...['a', 'ab', 'abc'], 'abcd')).toEqual('abcd');
 });
 test('Returns the longest array', () => {
   expect(longestItem([1, 2, 3], [1, 2], [1, 2, 3, 4, 5])).toEqual([1, 2, 3, 4, 5]);
@@ -23,10 +23,10 @@ test('Returns undefined without any input', () => {
   expect(longestItem()).toEqual(undefined);
 });
 test('Returns first found of all similar', () => {
-  expect(longestItem('a','b','c')).toEqual('a');
+  expect(longestItem('a', 'b', 'c')).toEqual('a');
 });
 test('Throws TypeError if all inputs are undefined', () => {
   expect(() => {
-    longestItem(undefined,undefined);
+    longestItem(undefined, undefined);
   }).toThrow(TypeError);
 });