tempConversion done

unconnect · unconnect · commit 84072a96c9ec · 2022-03-13T08:39:12.000+01:00
diff --git a/07_tempConversion/tempConversion.js b/07_tempConversion/tempConversion.js
@@ -1,9 +1,17 @@
-const ftoc = function() {
+// Rounding numbers by representing them in exponential notation
+// https://www.jacklmoore.com/notes/rounding-in-javascript/#:~:text=rounding%20in%20JavaScript.-,Rounding%20Errors,round()%20.
+function round(value, decimals) {
+  return Number(Math.round(value + 'e' + decimals) + 'e-' + decimals);
+}
 
+const ftoc = function(ftemp) {
+  const ctemp = (ftemp - 32) * 5 / 9;
+  return round(ctemp, 1);
 };
 
-const ctof = function() {
-
+const ctof = function(ctemp) {
+  const ftemp = ctemp * 9 / 5 + 32;
+  return round(ftemp, 1);
 };
 
 // Do not edit below this line
diff --git a/07_tempConversion/tempConversion.spec.js b/07_tempConversion/tempConversion.spec.js
@@ -4,22 +4,22 @@ describe('ftoc', () => {
   test('works', () => {
     expect(ftoc(32)).toEqual(0);
   });
-  test.skip('rounds to 1 decimal', () => {
+  test('rounds to 1 decimal', () => {
     expect(ftoc(100)).toEqual(37.8);
   });
-  test.skip('works with negatives', () => {
+  test('works with negatives', () => {
     expect(ftoc(-100)).toEqual(-73.3);
   });
 });
 
 describe('ctof', () => {
-  test.skip('works', () => {
+  test('works', () => {
     expect(ctof(0)).toEqual(32);
   });
-  test.skip('rounds to 1 decimal', () => {
+  test('rounds to 1 decimal', () => {
     expect(ctof(73.2)).toEqual(163.8);
   });
-  test.skip('works with negatives', () => {
+  test('works with negatives', () => {
     expect(ctof(-10)).toEqual(14);
   });
 });
