I wrote different test cases to handel repeating string for times more than 1, and to give empty out put for (0)

and 'invalid count' output for negative counts.

Author: Mona-Eltantawy

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

@@ -1,5 +1,7 @@
-function repeatStr() {
-  return "hellohellohello";
-}
+function repeatStr(str, count) {
+  if( count >= 0 )
+  {return str.repeat (count)};
+else { return 'invalid count'};
+};
 
-module.exports = repeatStr;
+module.exports = repeatStr;