Download autocheckout whitelist and enable autocheckout for whitelisted sites only.

chrome/browser/autofill/autocheckout/whitelist_manager_unittest.cc

+// Copyright (c) 2013 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 "base/command_line.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/autofill/autocheckout/whitelist_manager.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/base/testing_profile.h"
+#include "content/public/test/test_browser_thread.h"
+#include "googleurl/src/gurl.h"
+#include "net/base/net_errors.h"
+#include "net/http/http_status_code.h"
+#include "net/url_request/test_url_fetcher_factory.h"
+#include "net/url_request/url_fetcher_delegate.h"
+#include "net/url_request/url_request_status.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+const char kDownloadWhitelistResponse[] =
+    "https://www.merchant1.com/checkout/\n"
+    "https://cart.merchant2.com/";
+
+}  // namespace
+
+namespace autofill {
+namespace autocheckout {
+
+class WhitelistManagerTest;
+
+class TestWhitelistManager : public WhitelistManager {
+ public:
+  explicit TestWhitelistManager(net::URLRequestContextGetter* context_getter)
+      : WhitelistManager(context_getter),
+        did_start_download_timer_(false) {}
+
+  void ScheduleDownload(size_t interval_seconds) OVERRIDE {
+    did_start_download_timer_ = false;
+    return WhitelistManager::ScheduleDownload(interval_seconds);
+  }
+
+  void StartDownloadTimer(size_t interval_seconds) OVERRIDE {
+    WhitelistManager::StartDownloadTimer(interval_seconds);
+    did_start_download_timer_ = true;
+  }
+
+  bool did_start_download_timer() const {
+    return did_start_download_timer_;
+  }
+
+  void TriggerDownload() {
+    WhitelistManager::TriggerDownload();
+  }
+
+  void StopDownloadTimer() {
+    WhitelistManager::StopDownloadTimer();
+  }
+
+  void set_callback_is_pending(bool callback_is_pending) {
+    WhitelistManager::set_callback_is_pending(callback_is_pending);
+  }
+
+  const std::vector<std::string>& url_prefixes() const {
+    return WhitelistManager::url_prefixes();
+  }
+
+ private:
+  bool did_start_download_timer_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestWhitelistManager);
+};
+
+class WhitelistManagerTest : public testing::Test {
+ public:
+  WhitelistManagerTest() : io_thread_(content::BrowserThread::IO) {}
+
+  virtual void SetUp() {
+    io_thread_.StartIOThread();
+    profile_.CreateRequestContext();
+  }
+
+  virtual void TearDown() {
+    whitelist_manager_.reset();

[Ilya Sherman, 2013/01/31 05:01:29]

nit: This doesn't seem like it ought to be needed.

[benquan, 2013/01/31 23:17:08]

Done.

+    profile_.ResetRequestContext();
+    io_thread_.Stop();
+  }
+
+ protected:
+  void EnsureCreateWhitelistManager() {

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Omit "Create"

[benquan, 2013/01/31 23:17:08]

Done.

+    if (!whitelist_manager_.get())
+      whitelist_manager_.reset(new TestWhitelistManager(
+          profile_.GetRequestContext()));

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Please add curly braces, since the body of the if-stmt spans multiple
lines.

[benquan, 2013/01/31 23:17:08]

Done.

+  }
+
+  void DownloadWhitelist(int response_code, const std::string& response) {
+    // Create and register factory.
+    net::TestURLFetcherFactory factory;
+
+    EnsureCreateWhitelistManager();
+
+    whitelist_manager_->TriggerDownload();
+    net::TestURLFetcher* fetcher = factory.GetFetcherByID(0);
+    ASSERT_TRUE(fetcher);
+    fetcher->set_response_code(response_code);
+    fetcher->SetResponseString(response);
+    fetcher->delegate()->OnURLFetchComplete(fetcher);
+  }
+
+  void ResetBackOff() {
+    whitelist_manager_->StopDownloadTimer();
+    whitelist_manager_->set_callback_is_pending(false);
+  }
+
+  const std::vector<std::string>& GetUrlPrefixes() const {

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Name this method get_url_prefixes()

[benquan, 2013/01/31 23:17:08]

Done.

+    return whitelist_manager_->url_prefixes();
+  }
+
+ protected:
+  TestingProfile profile_;
+  scoped_ptr<TestWhitelistManager> whitelist_manager_;
+
+ private:
+  MessageLoopForIO message_loop_;
+  // The profile's request context must be released on the IO thread.
+  content::TestBrowserThread io_thread_;
+};
+
+TEST_F(WhitelistManagerTest, DownloadWhitelist) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnableExperimentalFormFilling);
+  DownloadWhitelist(net::HTTP_OK, kDownloadWhitelistResponse);
+  ASSERT_EQ(2U, GetUrlPrefixes().size());
+  EXPECT_EQ("https://www.merchant1.com/checkout/",
+            GetUrlPrefixes()[0]);
+  EXPECT_EQ("https://cart.merchant2.com/",
+            GetUrlPrefixes()[1]);
+}
+
+TEST_F(WhitelistManagerTest, DoNotDownloadWhitelistWhenSwitchIsOff) {
+  EnsureCreateWhitelistManager();
+  whitelist_manager_->ScheduleDownload(3);

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Please define a named constant for "3".

[benquan, 2013/01/31 23:17:08]

Done.

+  EXPECT_FALSE(whitelist_manager_->did_start_download_timer());
+}
+
+TEST_F(WhitelistManagerTest, DoNotDownloadWhitelistWhenBackOff) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnableExperimentalFormFilling);
+  EnsureCreateWhitelistManager();
+  // First attempt should schedule a download.
+  whitelist_manager_->ScheduleDownload(3);
+  EXPECT_TRUE(whitelist_manager_->did_start_download_timer());
+  // Second attempt should NOT schedule a download while there is already one.
+  whitelist_manager_->ScheduleDownload(3);
+  EXPECT_FALSE(whitelist_manager_->did_start_download_timer());
+  // It should schedule a new download when not in backoff mode.
+  ResetBackOff();
+  whitelist_manager_->ScheduleDownload(3);
+  EXPECT_TRUE(whitelist_manager_->did_start_download_timer());
+}
+
+TEST_F(WhitelistManagerTest, DownloadWhitelistFailed) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnableExperimentalFormFilling);
+  DownloadWhitelist(net::HTTP_INTERNAL_SERVER_ERROR,
+                    kDownloadWhitelistResponse);
+  EXPECT_EQ(0U, GetUrlPrefixes().size());
+
+  ResetBackOff();
+  DownloadWhitelist(net::HTTP_OK, kDownloadWhitelistResponse);
+  EXPECT_EQ(2U, GetUrlPrefixes().size());
+
+  ResetBackOff();
+  DownloadWhitelist(net::HTTP_INTERNAL_SERVER_ERROR,
+                    kDownloadWhitelistResponse);
+  EXPECT_EQ(2U, GetUrlPrefixes().size());
+}
+
+TEST_F(WhitelistManagerTest, GetMatchedURLPrefix) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnableExperimentalFormFilling);
+  DownloadWhitelist(net::HTTP_OK, kDownloadWhitelistResponse);
+  EXPECT_EQ(2U, GetUrlPrefixes().size());
+
+  // Empty url.
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(GURL(std::string())));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(GURL()));
+
+  // Positive tests.
+  EXPECT_EQ("https://www.merchant1.com/checkout/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/checkout/")));
+  EXPECT_EQ("https://www.merchant1.com/checkout/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/checkout/Shipping")));
+  EXPECT_EQ("https://www.merchant1.com/checkout/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/checkout/?a=b&c=d")));
+  EXPECT_EQ("https://cart.merchant2.com/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://cart.merchant2.com/")));
+  EXPECT_EQ("https://cart.merchant2.com/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://cart.merchant2.com/ShippingInfo")));
+  EXPECT_EQ("https://cart.merchant2.com/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://cart.merchant2.com/ShippingInfo?a=b&c=d")));
+
+  // Negative tests.
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/checkout")));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/")));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/Building")));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant2.com/cart")));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("a random string")));
+
+  // Test different cases in schema, host and path.
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("http://www.Merchant1.com/checkout/")));

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Please use lowercase Merchant here, since what you're really testing is the
scheme.

[benquan, 2013/01/31 23:17:08]

Done

+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("www.Merchant1.com/checkout/")));

[Ilya Sherman, 2013/01/31 05:01:29]

nit: Ditto.

[benquan, 2013/01/31 23:17:08]

Ditto.

+  EXPECT_EQ("https://www.merchant1.com/checkout/",
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.Merchant1.com/checkout/")));
+  EXPECT_EQ(std::string(),
+            whitelist_manager_->GetMatchedURLPrefix(
+                GURL("https://www.merchant1.com/CheckOut/")));
+}
+
+}  // namespace autocheckout
+}  // namespace autofill
+