added a new way of catching error by throwing and testing for a thrown error

Author: asaniDev

Sprint-3/2-practice-tdd/repeat.js

@@ -4,15 +4,19 @@ function repeat(str, count) {
   if (count === 0) {
     return newStr;
   } else if (count === 1) {
-    return (newStr += str);
+    return str;
   } else if (count > 1) {
     for (let i = 0; i < count; i++) {
       newStr += str;
     }
     return newStr;
   } else {
-    return "Error invalid count used, please use integers from 0 upwards.";
+    throw new Error(
+      "Error invalid count used, please use integers from 0 upwards."
+    );
+    //return "Error invalid count used, please use integers from 0 upwards.";
   }
+  return true;
 }
 
 module.exports = repeat;

Sprint-3/2-practice-tdd/repeat.test.js

@@ -45,8 +45,10 @@ test("should return an empty string", () => {
 test("should throw an error for invalid count", () => {
   const str = "hello";
   const count = -4;
-  const repeatedStr = repeat(str, count);
-  expect(repeatedStr).toEqual(
+  function repeatedStr() {
+    repeat(str, count);
+  }
+  expect(repeatedStr).toThrow(
     "Error invalid count used, please use integers from 0 upwards."
   );
 });