iKnowJavaScript
diff --git a/‎operations/arithmethics/operations.js
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+7Lines changed: 7 additions & 0 deletions b/‎operations/arithmethics/operations.js
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diff --git a/‎operations/arithmethics/operations.test.js
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+6Lines changed: 6 additions & 0 deletions b/‎operations/arithmethics/operations.test.js
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diff --git a/‎operations/git_api/db.js
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-9Lines changed: 0 additions & 9 deletions b/‎operations/git_api/db.js
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-9Lines changed: 0 additions & 9 deletions
@@ -9,6 +9,8 @@ const twoSum = function(a, b) {
 
 //Adding Infinite sum of numbers
 const addAll = function() {
+  if(arguments.length < 2) return "Input at least two Number";
+  
   let total = 0;
   for (let arg in arguments) {
     let loop = typeof arguments[arg] === "number";
@@ -33,6 +35,9 @@ const subtract = function(a, b) {
 
 //Multiplication Operation
 const multiply = function() {
+  
+  if(arguments.length < 2) return "Input at least two Number";
+
   let total = 1;
   for (let arg in arguments) {
     let loop = typeof arguments[arg] === "number";
@@ -46,6 +51,8 @@ const multiply = function() {
   return total;
 };
 
+
+
 //Division Operation
 const divide = function(a, b) {
   return arguments.length < 2 || arguments.length > 3
 
@@ -31,6 +31,9 @@ describe("Testing add operation for Infinite numbers", () => {
   it("Addition of multiple value", () => {
     expect(addAll(11, 2, 3, 4, 5, 6, 7, 8, 8, 9, 10)).toBe(73);
   });
+  it("Parameter should at least be two", () => {
+    expect(addAll(1)).toMatch(/least two Number/);
+  });
   it("Parameter should only be Numbers", () => {
     function logError() {
       addAll([], 2, 3, 4, 5, 6, 7, 8, 8, 9, 10);
@@ -75,6 +78,9 @@ describe("Testing Multiply implimentation for infinite number", () => {
   it("Multiplication of 1132 and 1131331", () => {
     expect(multiply(1132, 1131331)).toBe(1280666692);
   });
+  it("Parameter should at least be two", () => {
+    expect(multiply(1)).toMatch(/least two Number/);
+  });
   it("All parameter should only be Numbers", () => {
     function logError() {
       multiply([], 2, 3, 4, 5, 6, 7, 8, 8, 9, 10);
 
@@ -1,12 +1,3 @@
 module.exports.getCustomer = function(id) {
   return { id: id, points: 12 };
 };
-
-
-
-let check = function(a,b,c) {
-  console.log(arguments.length)
-}
-check(1,2)
-
-console.log(1 < 2) //1 less than 2