first Jest test 💫

components/__tests__/time.test.ts

@@ -0,0 +1,14 @@
+import {describe, expect, test} from '@jest/globals';
+import {formatTime} from "../../model/formatTime";
+
+describe('return formated time', () => {
+    test('125to 2h 05m', () => {
+        expect(formatTime(125)).toBe("2h 05m");
+    });
+    test('45to 0h 45m', () => {
+        expect(formatTime(45)).toBe("0h 45m");
+    });
+    test('203to 3h 23m', () => {
+        expect(formatTime(203)).toBe("3h 23m");
+    });
+});

package.json

@@ -61,6 +61,8 @@
   },
   "devDependencies": {
     "@babel/core": "^7.12.9",
+    "@jest/globals": "^29.5.0",
+    "@types/jest": "^29.5.0",
     "@types/react": "~18.0.24",
     "@types/react-native": "~0.70.6",
     "jest": "^26.6.3",