[Payments] PR: Basic test for the order summary section.

chrome/test/data/payments/no_shipping.js

 /*
  * Copyright 2016 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /* global PaymentRequest:false */
 
 /**
  * Launches the PaymentRequest UI that does not require a shipping address.
  */
 function buy() {  // eslint-disable-line no-unused-vars
   try {
-    new PaymentRequest(
-        [{supportedMethods: ['visa', 'mastercard']}],
-        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}})
+    new PaymentRequest([{supportedMethods: ['visa', 'mastercard']}], {
+      total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}},
+      displayItems: [
+        {
+          label: 'Subtotal',
+          amount: {currency: 'USD', value: '4.50'},
+          pending: true
+        },
+        {label: 'Taxes', amount: {currency: 'USD', value: '0.50'}}
+      ]
+    })
         .show()
         .then(function(resp) {
           resp.complete('success')
               .then(function() {
                 print(
                     resp.methodName + '<br>' +
                     JSON.stringify(resp.details, undefined, 2));
               })
               .catch(function(error) {
                 print(error);
               });
         })
-        .catch(function(error) {
-          print(error);
-        });
+        .catch(function(error) { print(error); });

[please use gerrit instead, 2017/01/26 20:44:43]

Bless your heart, clang-format: you can't format JS at all :-)

[Mathieu, 2017/01/26 22:41:33]

Ah! Not sure if you're serious, but I've reverted it. It does look better the
other way...

   } catch (error) {
     print(error.message);
   }
 }