From c51b7c2c61c32950ab2251c6e8970a5eaf96fdd4 Mon Sep 17 00:00:00 2001
From: pedro-petrov <petrovonrails@gmail.com>
Date: Fri, 28 Jan 2022 19:59:32 +0000
Subject: [PATCH] commit

---
 08_calculator/calculator.js      | 34 +++++++++++++++++++++-----------
 08_calculator/calculator.spec.js | 20 +++++++++----------
 2 files changed, 33 insertions(+), 21 deletions(-)

diff --git a/08_calculator/calculator.js b/08_calculator/calculator.js
index c22e8d2..487bedc 100644
--- a/08_calculator/calculator.js
+++ b/08_calculator/calculator.js
@@ -1,24 +1,36 @@
-const add = function() {
-	
+const add = function(num1, num2) {
+	return (num1 + num2);
 };
 
-const subtract = function() {
-	
+const subtract = function(num1, num2) {
+	return (num1 - num2);
 };
 
-const sum = function() {
-	
+const sum = function(array1) {
+	var mySum = 0;
+  for (var i = 0; i < array1.length; i++) {
+    mySum = mySum + array1[i];
+  }
+  return mySum;
 };
 
-const multiply = function() {
-
+const multiply = function(...nums) {
+  var myNum = 1;
+  for (var num in nums) {
+    console.log(`total: ${myNum}, index: ${num}, value: ${nums[num]}, is number ${typeof myNum}`);
+    myNum = myNum * nums[num];
+  }
+return myNum;
 };
 
-const power = function() {
-	
+var test1 = multiply(2, 4, 6, 8, 10, 12, 14);
+console.log(test1);
+
+const power = function(num1, num2) {
+	return (num1 ^ num2);
 };
 
-const factorial = function() {
+const factorial = function(num1) {
 	
 };
 
diff --git a/08_calculator/calculator.spec.js b/08_calculator/calculator.spec.js
index dc317ec..1e7f2fe 100644
--- a/08_calculator/calculator.spec.js
+++ b/08_calculator/calculator.spec.js
@@ -5,51 +5,51 @@ describe('add', () => {
 		expect(calculator.add(0,0)).toBe(0);
 	});
 
-	test.skip('adds 2 and 2', () => {
+	test('adds 2 and 2', () => {
 		expect(calculator.add(2,2)).toBe(4);
 	});
 
-	test.skip('adds positive numbers', () => {
+	test('adds positive numbers', () => {
 		expect(calculator.add(2,6)).toBe(8);
 	});
 });
 
 describe('subtract', () => {
-	test.skip('subtracts numbers', () => {
+	test('subtracts numbers', () => {
 		expect(calculator.subtract(10,4)).toBe(6);
 	});
 });
 
 describe('sum', () => {
-	test.skip('computes the sum of an empty array', () => {
+	test('computes the sum of an empty array', () => {
 		expect(calculator.sum([])).toBe(0);
 	});
 
-	test.skip('computes the sum of an array of one number', () => {
+	test('computes the sum of an array of one number', () => {
 		expect(calculator.sum([7])).toBe(7);
 	});
 
-	test.skip('computes the sum of an array of two numbers', () => {
+	test('computes the sum of an array of two numbers', () => {
 		expect(calculator.sum([7,11])).toBe(18);
 	});
 
-	test.skip('computes the sum of an array of many numbers', () => {
+	test('computes the sum of an array of many numbers', () => {
 		expect(calculator.sum([1,3,5,7,9])).toBe(25);
 	});
 });
 
 describe('multiply', () => {
-	test.skip('multiplies two numbers', () => {
+	test('multiplies two numbers', () => {
 		expect(calculator.multiply([2,4])).toBe(8);
 	});
 
-	test.skip('multiplies several numbers', () => {
+	test('multiplies several numbers', () => {
 		expect(calculator.multiply([2,4,6,8,10,12,14])).toBe(645120);
 	});
 });
 
 describe('power', () => {
-	test.skip('raises one number to the power of another number', () => {
+	test('raises one number to the power of another number', () => {
 		expect(calculator.power(4,3)).toBe(64); // 4 to third power is 64
 	});
 });