Chapter 50 — Testing Asoslari: Exercise 1 — Easy

Exercise 1 — Easy

Task:
Chapter 9'dagi toUpperCase() metodini ishlatuvchi oddiy function uchun Jest test yozing: shout(text) — matnni katta harflarga o'tkazadi, "!" qo'shadi.
Required Concepts:

• test(), expect().toBe()
  Hint:
  expect(shout("salom")).toBe("SALOM!");