repeat test

Sprint-3/3-mandatory-practice/implement/repeat.js

@@ -1,5 +1,10 @@
-function repeat() {
-    return "hellohellohello";
+function repeat(str, count) {
+  if (count === 0) return "";
+  if (count < 0) {
+    throw new Error("Not Allowed");
+  } else {
+    return str.repeat(count);
+  }
 }
 
-module.exports = repeat;
+module.exports = repeat;

Sprint-3/3-mandatory-practice/implement/repeat.test.js

@@ -10,23 +10,36 @@ const repeat = require("./repeat");
 // Then it should repeat the str count times and return a new string containing the repeated str values.
 
 test("should repeat the string count times", () => {
-    const str = "hello";
-    const count = 3;
-    const repeatedStr = repeat(str, count);
-    expect(repeatedStr).toEqual("hellohellohello");
-    });
+  const str = "hello";
+  const count = 3;
+  const repeatedStr = repeat(str, count);
+  expect(repeatedStr).toEqual("hellohellohello");
+});
 
 // case: handle Count of 1:
 // Given a target string str and a count equal to 1,
 // When the repeat function is called with these inputs,
 // Then it should return the original str without repetition, ensuring that a count of 1 results in no repetition.
-
+test("should return original string", () => {
+  const str = "word";
+  const count = 1;
+  const repeatedStr = repeat(str, count);
+  expect(repeatedStr).toEqual("word");
+});
 // case: Handle Count of 0:
 // Given a target string str and a count equal to 0,
 // When the repeat function is called with these inputs,
 // Then it should return an empty string, ensuring that a count of 0 results in an empty output.
-
+test("should return empty string ", () => {
+  const str = "shannon";
+  const count = 0;
+  const repeatedStr = repeat(str, count);
+  expect(repeatedStr).toEqual("");
+});
 // case: Negative Count:
 // Given a target string str and a negative integer count,
 // When the repeat function is called with these inputs,
 // Then it should throw an error or return an appropriate error message, as negative counts are not valid.
+test("should return error", () => {
+  expect(() => repeat("hello", -4)).toThrow("Not Allowed");
+});