3-function-output.js

// This function round the decimal number to the nearset whole number 
function getNumber() {
  return Math.random() * 10;
}

// The concat() method is used to join two or more strings.
function s(w1, w2) {
  return w1.concat(w2);
}

function concatenate(firstword, secondWord, thirdWord) {

   const join = firstword.concat(" "+secondWord +" " + thirdWord);


   return join;
}

console.log(concatenate("code", "your", "future"));





/* ======= TESTS - DO NOT MODIFY ===== */

/*There are some Tests in this file that will help you work out if your code is working.
To run these tests type `node 3-function-output` into your terminal
*/

const util = require('util');

function test(test_name, actual, expected) {
    let status;
    if (actual === expected) {
        status = "PASSED";
    } else {
        status = `FAILED: expected: ${util.inspect(expected)} but your function returned: ${util.inspect(actual)}`;
    }

    console.log(`${test_name}: ${status}`);
}

test(
  "concatenate function - case 1 works",
  concatenate('code', 'your', 'future'),
  "code your future"
);
test(
  "concatenate function - case 2 works",
  concatenate('I', 'like', 'pizza'),
  "I like pizza"
);
test(
  "concatenate function - case 3 works",
  concatenate('I', 'am', 13),
  "I am 13"
);