Create payments.test.js

tests/payments.test.js

@@ -0,0 +1,19 @@
+// tests/payments.test.js
+const Payments = require('../payments'); // Assuming you have a payments module
+
+describe('Payments Module', () => {
+    let payments;
+
+    beforeEach(() => {
+        payments = new Payments();
+    });
+
+    test('should process payment correctly', () => {
+        const result = payments.processPayment(100, 'credit_card');
+        expect(result).toBe('Payment processed');
+    });
+
+    test('should not allow payment with insufficient funds', () => {
+        expect(() => payments .processPayment(1000, 'credit_card')).toThrow('Insufficient funds');
+    });
+});