Update tests and logic so 0 is classified as an invalid angle

Author: KKtech06

Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js

@@ -15,7 +15,7 @@
 // execute the code to ensure all tests pass.
 
 function getAngleType(angle) {
-  if (angle >= 0 && angle < 90) {
+  if (angle > 0 && angle < 90) {
     return "Acute angle";
   } else if (angle === 90) {
     return "Right angle";
@@ -28,7 +28,6 @@ function getAngleType(angle) {
   }
   return "Invalid angle";
 }
-
 // The line below allows us to load the getAngleType function into tests in other files.
 // This will be useful in the "rewrite tests with jest" step.
 module.exports = getAngleType;

Sprint-3/1-implement-and-rewrite-tests/rewrite-tests-with-jest/1-get-angle-type.test.js

@@ -6,8 +6,7 @@ const getAngleType = require("../implement/1-get-angle-type");
 // including boundary and invalid cases.
 
 // Case 1: Acute angles
-test("should return 'Acute angle' when angle ∈ [0, 90[", () => {
-  expect(getAngleType(0)).toEqual("Acute angle");
+test("should return 'Acute angle' when angle ∈ ]0, 90[", () => {
   expect(getAngleType(1)).toEqual("Acute angle");
   expect(getAngleType(45)).toEqual("Acute angle");
   expect(getAngleType(89)).toEqual("Acute angle");
@@ -20,7 +19,7 @@ test("should return 'Right angle' when angle is 90", () => {
 
 // Case 3: Obtuse angles
 test("should return 'Obtuse angle' when angle ∈ ]90, 180[", () => {
-  expect(getAngleType(91)).toEqual("Obtuse angle");
+ expect(getAngleType(91)).toEqual("Obtuse angle");
   expect(getAngleType(135)).toEqual("Obtuse angle");
   expect(getAngleType(179)).toEqual("Obtuse angle");
 });
@@ -40,6 +39,7 @@ test("should return 'Reflex angle' when angle ∈ ]180, 360[", () => {
 // Case 6: Invalid angles
 test("should return 'Invalid angle' when angle is < 0 or >= 360", () => {
   expect(getAngleType(-1)).toEqual("Invalid angle");
+  expect(getAngleType(0)).toEqual("Invalid angle");
   expect(getAngleType(360)).toEqual("Invalid angle");
   expect(getAngleType(400)).toEqual("Invalid angle");
 });