text: const { calculateAvg } = require('./avg-calculator');
  
  let testNumbers = [4, 5, 3];
  let avg = calculateAvg(testNumbers);
  if(avg == 4) {
      console.log("Test 1 Passed!");
  }
  else {
      console.log("Test 1 Failed");
  }
  
  try {
      avg = calculateAvg(null);
  }
  catch(err) {
      if(err == "Error: Invalid Input") {
          console.log("Test 2 Passed");
      }
      else {
          console.log("Test 2 Failed");
      }
  }