commit

Author: pathywang

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

@@ -18,3 +18,31 @@ test("should append 'st' for numbers ending with 1, except those ending with 11"
   expect(getOrdinalNumber(21)).toEqual("21st");
   expect(getOrdinalNumber(131)).toEqual("131st");
 });
+
+// case 2: last two digits ending with 11,12,13 
+test("should append 'th' for numbers with last digits 11,12,13", () =>{
+  expect(getOrdinalNumber(11)).toEqual("11th");
+  expect(getOrdinalNumber(313)).toEqual("313th")
+  expect(getOrdinalNumber(2112)).toEqual("2112th")
+})
+
+// Case 3: Numbers ending with 2(but not 12)
+test("should append 'nd' for numbers ending with 2, except those ending with 12", () => {
+  expect(getOrdinalNumber(2)).toEqual("2nd");
+  expect(getOrdinalNumber(52)).toEqual("52nd");
+  expect(getOrdinalNumber(232)).toEqual("232nd");
+});
+
+// Case 4: Numbers ending with 3(but not 13)
+test("should append 'rd' for numbers ending with 3, except those ending with 13", () => {
+  expect(getOrdinalNumber(3)).toEqual("3rd");
+  expect(getOrdinalNumber(83)).toEqual("83rd");
+  expect(getOrdinalNumber(463)).toEqual("463rd");
+});
+
+// case 5: Numbers ending with 4-9 and 0
+test("should append 'th' for numbers with last 4-9 and 0", () =>{
+  expect(getOrdinalNumber(8)).toEqual("8th");
+  expect(getOrdinalNumber(3130)).toEqual("3130th")
+  expect(getOrdinalNumber(2119)).toEqual("2119th")
+})