added tests for ordinal numbers up to 20, then created a function to get the ordinal numbers

Author: asaniDev

Sprint-3/2-practice-tdd/get-ordinal-number.js

@@ -1,5 +1,14 @@
 function getOrdinalNumber(num) {
-  return "1st";
+  if (num === 1) {
+    return "1st";
+  } else if (num === 2) {
+    return "2nd";
+  } else if (num === 3) {
+    console.log(num);
+    return "3rd";
+  } else if (num > 3 || num < 21) {
+    return `${num}th`;
+  }
 }
 
 module.exports = getOrdinalNumber;

Sprint-3/2-practice-tdd/get-ordinal-number.test.js

@@ -11,3 +11,15 @@ const getOrdinalNumber = require("./get-ordinal-number");
 test("should return '1st' for 1", () => {
   expect(getOrdinalNumber(1)).toEqual("1st");
 });
+
+test("should return '2nd' for 2", () => {
+  expect(getOrdinalNumber(2)).toEqual("2nd");
+});
+
+test("should return '3rd' for 3", () => {
+  expect(getOrdinalNumber(3)).toEqual("3rd");
+});
+
+test("should return any number between 4 and 20 with a suffix of 'th' at end of number", () => {
+  expect(getOrdinalNumber(10)).toEqual("10th");
+});