shortJSExercise

// sayHi.js
const sayHi = (name) => (typeof name !== "string" || name === "" || name === " ") ? "Hi!" : "Hi, " + name + "!"

// sayHi.spec.js
let assert = require("chai").assert;

describe("chai tests for sayHi function", () => {
  it("should say hi to Chai", () => assert.equal(sayHi("Chai"), "Hi, Chai!"));

  it("should say hi to Walmyr", () => assert.equal(sayHi("Walmyr"), "Hi, Walmyr!"));
  
  it("should say hi to '321'", () => assert.equal(sayHi("321"), "Hi, 321!"));

  it("should handle empty string input", () => assert.equal(sayHi(""), "Hi!"));

  it("should handle no input", () => assert.equal(sayHi(), "Hi!"));

  it("should handle number input", () => assert.equal(sayHi(1), "Hi!"));

  it("should handle true boolean input", () => assert.equal(sayHi(true), "Hi!"));

  it("should handle false boolean input", () => assert.equal(sayHi(false), "Hi!"));

  it("should handle null input", () => assert.equal(sayHi(null), "Hi!"));

  it("should handle ' ' input", () => assert.equal(sayHi(" "), "Hi!"));
});