function celsToFahr(celsTemp) {
  return celsTemp * 1.8 + 32;
  // your code here
}

function fahrToCels(fahrTemp) {
  return (fahrTemp - 32) / 1.8;
  // your code here
}

/* From here down, you are not expected to
   understand.... for now :)


   Nothing to see here!

*/

// tests

function testConversion(fn, input, expected) {
  if (fn(input) === expected) {
    console.log('SUCCESS: `' + fn.name + '` is working');
    return true;
  } else {
    console.log('FAILURE: `' + fn.name + '` is not working');
    return false;
  }
}

function testConverters() {
  let cel2FahrInput = 100;
  let cel2FahrExpect = 212;
  let fahr2CelInput = 32;
  let fahr2CelExpect = 0;

  if (
    testConversion(celsToFahr, cel2FahrInput, cel2FahrExpect) &&
    testConversion(fahrToCels, fahr2CelInput, fahr2CelExpect)
  ) {
    console.log('SUCCESS: All tests passing');
  } else {
    console.log('FAILURE: Some tests are failing');
  }
}

testConverters();