testing-example.js

// Traccia:
// Crea una funzione che prende come parametri 2 numeri e li somma e ritorna il risultato

function myFunc(x, y) {
  return x + y
}

function test() {
  let result = myFunc()

  if (typeof result !== 'number') {
    throw new Error('myFunc should return a number')
  }

  const num1 = 10
  const num2 = 15

  result = myFunc(num1, num2)

  let expected = num1 + num2

  if (result !== expected) {
    throw new Error(`got ${result}, expected: ${expected}`)
  }

  const num3 = 321
  const num4 = 2

  result = myFunc(num3, num4)

  expected = num3 + num4

  if (result !== expected) {
    throw new Error(`got ${result}, expected: ${expected}`)
  }

  const num5 = 31
  const num6 = 2

  result = myFunc(num5, num6)

  expected = num5 + num6

  if (result !== expected) {
    throw new Error(`got ${result}, expected: ${expected}`)
  }

  console.log('ok')
}

test()