added test cases for angles

Author: mshayriyesaricicek

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

@@ -25,8 +25,8 @@ function getAngleType(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;
 
+module.exports = getAngleType;
 // This helper function is written to make our assertions easier to read.
 // If the actual output matches the target output, the test will pass
 function assertEquals(actualOutput, targetOutput) {

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

@@ -2,19 +2,48 @@
 // We will use the same function, but write tests for it using Jest in this file.
 const getAngleType = require("../implement/1-get-angle-type");
 
-// TODO: Write tests in Jest syntax to cover all cases/outcomes,
-// including boundary and invalid cases.
-
 // Case 1: Acute angles
 test(`should return "Acute angle" when (0 < angle < 90)`, () => {
   // Test various acute angles, including boundary cases
   expect(getAngleType(1)).toEqual("Acute angle");
   expect(getAngleType(45)).toEqual("Acute angle");
   expect(getAngleType(89)).toEqual("Acute angle");
+  expect(getAngleType(91)).toEqual("Obtuse angle");
 });
 
 // Case 2: Right angle
+test(`should return "Right angle" when (angle === 90)`, () => {
+  // Test various right angles, including boundary cases
+  expect(getAngleType(90)).toEqual("Right angle");
+  expect(getAngleType(89)).toEqual("Acute angle");
+  expect(getAngleType(91)).toEqual("Obtuse angle");
+});
+
 // Case 3: Obtuse angles
+test(`should return "Obtuse angle" when (angle > 90) && when (angle < 180)`, () => {
+  // Test various obtuse angles, including boundary cases
+  expect(getAngleType(91)).toEqual("Obtuse angle");
+  expect(getAngleType(150)).toEqual("Obtuse angle");
+  expect(getAngleType(189)).toEqual("Reflex angle");
+});
+
 // Case 4: Straight angle
+test(`should return "Straight angle" when (angle === 180)`, () => {
+  // Test various straight angles, including boundary cases
+  expect(getAngleType(180)).toEqual("Straight angle");
+  expect(getAngleType(179)).toEqual("Obtuse angle");
+  expect(getAngleType(181)).toEqual("Reflex angle");
+});
+
 // Case 5: Reflex angles
+test(`should return "Reflex angle" when (angle > 180)`, () => {
+  expect(getAngleType(181)).toEqual("Reflex angle");
+  expect(getAngleType(270)).toEqual("Reflex angle");
+  expect(getAngleType(359)).toEqual("Reflex angle");
+});
+
 // Case 6: Invalid angles
+test(`should return "Invalid angle" when (angle < 0 || angle >= 360)`, () => {
+  expect(getAngleType(-1)).toEqual("Invalid angle");
+  expect(getAngleType(360)).toEqual("Invalid angle");
+});