[Payments] Introduce basic interactive browsertests for Payment Request

chrome/browser/payments/payment_request_web_contents_manager_browsertest.cc

-// Copyright 2017 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.
-
-#include <vector>
-
-#include "base/command_line.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/tabs/tab_strip_model.h"
-#include "chrome/test/base/in_process_browser_test.h"
-#include "chrome/test/base/ui_test_utils.h"
-#include "components/payments/payment_request.h"
-#include "components/payments/payment_request_web_contents_manager.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/common/content_switches.h"
-#include "net/test/embedded_test_server/embedded_test_server.h"
-#include "url/gurl.h"
-
-namespace payments {
-
-class PaymentRequestWebContentsManagerBrowserTest
-    : public InProcessBrowserTest {
- public:
-  PaymentRequestWebContentsManagerBrowserTest() {}
-  ~PaymentRequestWebContentsManagerBrowserTest() override {}
-
-  void SetUpCommandLine(base::CommandLine* command_line) override {
-    InProcessBrowserTest::SetUpCommandLine(command_line);
-    command_line->AppendSwitch(
-        switches::kEnableExperimentalWebPlatformFeatures);
-  }
-
-  void SetUpOnMainThread() override {
-    https_server_.reset(
-        new net::EmbeddedTestServer(net::EmbeddedTestServer::TYPE_HTTPS));
-    ASSERT_TRUE(https_server_->InitializeAndListen());
-    https_server_->ServeFilesFromSourceDirectory("chrome/test/data/payments");
-    https_server_->StartAcceptingConnections();
-  }
-
-  // Convenience method to get a list of PaymentRequest associated with
-  // |web_contents|.
-  const std::vector<PaymentRequest*> GetPaymentRequests(
-      content::WebContents* web_contents) {
-    PaymentRequestWebContentsManager* manager =
-        PaymentRequestWebContentsManager::GetOrCreateForWebContents(
-            web_contents);
-    if (!manager)
-      return std::vector<PaymentRequest*>();
-
-    std::vector<PaymentRequest*> payment_requests_ptrs;
-    for (const auto& p : manager->payment_requests_) {
-      payment_requests_ptrs.push_back(p.first);
-    }
-    return payment_requests_ptrs;
-  }
-
-  std::unique_ptr<net::EmbeddedTestServer> https_server_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(PaymentRequestWebContentsManagerBrowserTest);
-};
-
-IN_PROC_BROWSER_TEST_F(PaymentRequestWebContentsManagerBrowserTest,
-                       MultiplePaymentRequests) {
-  GURL url = https_server_->GetURL("/payment_request_multiple_requests.html");
-  ui_test_utils::NavigateToURL(browser(), url);
-
-  const std::vector<PaymentRequest*> payment_requests =
-      GetPaymentRequests(browser()->tab_strip_model()->GetActiveWebContents());
-  EXPECT_EQ(5U, payment_requests.size());
-}
-
-}  // namespace payments