LayoutTests/http/tests/paymentrequest/ApplePayPaymentCompleteDetails.https.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Tests for providing `ApplePayPaymentCompleteDetails`.</title>
<script src="/js-test-resources/ui-helper.js"></script>
<script src="/resources/payment-request.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script>
setup({ explicit_done: true, explicit_timeout: true });

function testInvalidPaymentCompleteData(description, {data, expectedErrorSubstring}) {
    user_activation_test(async (test) => {
        let request = new PaymentRequest([validPaymentMethod()], validPaymentDetails());
        request.addEventListener("merchantvalidation", (event) => {
            event.complete({ });
        });
        request.addEventListener("shippingaddresschange", (event) => {
            event.updateWith({ });
            internals.mockPaymentCoordinator.acceptPayment();
        });

        let response = await request.show();

        try {
            await response.complete("success", {data});
            assert_true(false, `should error about '${expectedErrorSubstring}'`);
        } catch (e) {
            assert_true(e.message.includes(expectedErrorSubstring), `should error about '${expectedErrorSubstring}'`);
        }

        try {
            await response.complete("success");
            assert_true(true, "should be able to recover from error");
        } catch (e) {
            assert_true(false, `should be able to recover from error, but exception was thrown '${e.message}'`);
        }
    }, description);
}

testInvalidPaymentCompleteData("Should error if not JSON serializable", {
    data: window,
    expectedErrorSubstring: "JSON.stringify cannot serialize",
});

done();
</script>