Complete excersie 9

09_palindromes/palindromes.js

@@ -1,5 +1,15 @@
-const palindromes = function () {
-
+const palindromes = function (checkString) {
+    const formattedString = checkString
+                                    .split("")
+                                    .filter(char => {return /[a-zA-Z0-9]/.test(char)})
+                                    .join("");
+    console.log("Original: " + formattedString.toUpperCase())
+    const reverseString = formattedString
+                                .split("")
+                                .reverse()
+                                .join("");
+    console.log("Reverse: " + reverseString.toUpperCase())
+    return (formattedString.toUpperCase() === reverseString.toUpperCase())
 };
 
 // Do not edit below this line

09_palindromes/palindromes.spec.js

@@ -4,25 +4,25 @@ describe('palindromes', () => {
   test('works with single words', () => {
     expect(palindromes('racecar')).toBe(true);
   });
-  test.skip('works with punctuation ', () => {
+  test('works with punctuation ', () => {
     expect(palindromes('racecar!')).toBe(true);
   });
-  test.skip('works with upper-case letters ', () => {
+  test('works with upper-case letters ', () => {
     expect(palindromes('Racecar!')).toBe(true);
   });
-  test.skip('works with multiple words', () => {
+  test('works with multiple words', () => {
     expect(palindromes('A car, a man, a maraca.')).toBe(true);
   });
-  test.skip('works with multiple words', () => {
+  test('works with multiple words', () => {
     expect(palindromes('Animal loots foliated detail of stool lamina.')).toBe(true);
   });
-  test.skip('doesn\'t just always return true', () => {
+  test('doesn\'t just always return true', () => {
     expect(palindromes('ZZZZ car, a man, a maracaz.')).toBe(false);
   });
-  test.skip('works with numbers in a string', () => {
+  test('works with numbers in a string', () => {
     expect(palindromes('rac3e3car')).toBe(true);
   });
-  test.skip('works with unevenly spaced numbers in a string', () => {
+  test('works with unevenly spaced numbers in a string', () => {
     expect(palindromes('r3ace3car')).toBe(false);
   });
 });