Prerequisites
- Sandbox PayPal Developer account.
- Test API credentials.
- Understanding of expected data formats.
- Verification checklist.
Steps for testing
1. Sandbox environment setup
- Create sandbox business account.
- Generate test API credentials.
- Configure sandbox endpoints.
- Create test transactions.
2. API endpoint testing
3. Data validation testing
- Verify transaction data completeness.
- Check date range filtering.
- Test pagination functionality.
- Validate response formats.
4. Error handling verification
- Test invalid credentials.
- Check rate limit responses.
- Verify timeout handling.
- Test malformed requests.
Using webhooks events dashboard
Access event details
- Navigate to PayPal Developer Dashboard.
- Select “Webhooks Events” section.
- View event status and details.
- Use resend functionality for testing.
Webhook verification testing
- Test webhook endpoint reception.
- Verify signature validation.
- Check event processing logic.
- Test retry mechanisms.
Samples
Testing checklist
- Authentication works correctly.
- API responses are properly parsed.
- Date filtering functions as expected.
- Pagination handles all scenarios.
- Error responses are handled gracefully.
- Webhook events are received and processed.
Best practices
- Test with realistic data volumes.
- Verify all error scenarios.
- Use automated testing where possible.
- Document test results and fixes.