### Test Coverage | Test | What it verifies | |------|-----------------| | **Title renders** | Checkout page loads successfully | | **Iframe loads** | Payment iframe is present | | **Card form renders** | Card input fields are visible | | **Installment options appear after card entry** | Injected plans render after entering valid card details | | **Selecting an installment plan works** | User can select an installment option | | **Payment succeeds without installment** | Standard card flow remains functional | | **Payment succeeds with installment** | Selected plan is included in confirm API call | | **No plans → no installment UI** | UI does not render installment elements when none are returned |
Test Coverage