fix: correct median test output and remove unnecessary comments

Author: MattCarolus10

Sprint-1/implement/describe-median.test.js

@@ -1,28 +1,8 @@
-/* Describe the median, or explain why there isn't one
-
-calculateMedian is given to you at the top of describe-median.js. It throws
-when it can't calculate a median. Don't change it.
-
-Implement describeMedian, which calls calculateMedian and returns a sentence
-instead of crashing.
-
-E.g. describeMedian([1, 2, 3]), target output: "The median is 2"
-E.g. describeMedian([]), target output: "Could not calculate a median: calculateMedian requires a non-empty array"
-
-You'll need a try/catch block for this. The catch block must use the error's
-message, so the caller can see what went wrong.
-*/
-
 const describeMedian = require("./describe-median.js");
 
-// Acceptance criteria:
 
-// Given an array of numbers
-// When passed to describeMedian
-// Then it should return "The median is " followed by the median
-// Delete this test.todo and replace it with a test.
 test('given [1, 2, 3], returns "The median is 2"', () => {
-  expect(describeMedian([1, 2, 3])).toBe("Tne median is 2");
+  expect(describeMedian([1, 2, 3])).toBe("The median is 2");
 });
 
 test("returns a sentence for an empty array", () => {
@@ -36,11 +16,3 @@ test("return a sentence for a non-array", () => {
     "Could not calculate a median: calculateMedian requires an array of numbers"
   );
 });
-
-// Given an empty array
-// When passed to describeMedian
-// Then it should return "Could not calculate a median: calculateMedian requires a non-empty array"
-
-// Given something that isn't an array of numbers, e.g. "banana"
-// When passed to describeMedian
-// Then it should return "Could not calculate a median: calculateMedian requires an array of numbers"

prep/doubleAllNumbers.js

@@ -0,0 +1,13 @@
+function doubleAllNumbers() {
+  let doubledNumbers;
+
+  for (let n of numbers) {
+    doubledNumbers.push(n * 2);
+  }
+
+  return doubledNumbers;
+}
+
+const myNums = [10, 20, 30];
+doubleAllNumbers(myNums);
+console.log(myNums);