Add SafeBrowsingNavigationObserver to listen to navigation events

chrome/browser/safe_browsing/safe_browsing_navigation_observer_unittest.cc

+// 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.
+
+#include "chrome/browser/safe_browsing/safe_browsing_navigation_observer.h"
+#include "chrome/browser/safe_browsing/safe_browsing_navigation_observer_manager.h"
+#include "chrome/browser/sessions/session_tab_helper.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/test/base/browser_with_test_window_test.h"
+#include "content/public/test/test_renderer_host.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/window_open_disposition.h"
+
+namespace safe_browsing {
+
+class SBNavigationObserverTest : public BrowserWithTestWindowTest {
+ public:
+  SBNavigationObserverTest() {}
+  void SetUp() override {
+    BrowserWithTestWindowTest::SetUp();
+    AddTab(browser(), GURL("http://foo/0"));
+    navigation_observer_manager_ = new SafeBrowsingNavigationObserverManager();
+    navigation_observer_ = new SafeBrowsingNavigationObserver(
+        browser()->tab_strip_model()->GetWebContentsAt(0),
+        navigation_observer_manager_);
+  }
+  void TearDown() override {
+    delete navigation_observer_;
+    BrowserWithTestWindowTest::TearDown();
+  }
+  void VerifyNavigationEvent(const GURL& expected_source_url,
+                             int expected_source_tab,
+                             const GURL& expected_original_request_url,
+                             int expected_target_tab,
+                             const GURL& expected_source_main_frame_url,
+                             bool expected_is_user_initiated,
+                             bool expected_has_committed,
+                             bool expected_has_server_redirect,
+                             const GURL& expected_destination_url,
+                             const NavigationEvent& actual_nav_event) {
+    EXPECT_EQ(expected_source_url, actual_nav_event.source_url);
+    EXPECT_EQ(expected_source_tab, actual_nav_event.source_tab_id);
+    EXPECT_EQ(expected_original_request_url,
+              actual_nav_event.original_request_url);
+    EXPECT_EQ(expected_target_tab, actual_nav_event.target_tab_id);
+    EXPECT_EQ(expected_source_main_frame_url,
+              actual_nav_event.source_main_frame_url);
+    EXPECT_EQ(expected_is_user_initiated, actual_nav_event.is_user_initiated);
+    EXPECT_EQ(expected_has_committed, actual_nav_event.has_committed);
+    EXPECT_EQ(expected_has_server_redirect,
+              actual_nav_event.has_server_redirect);
+    EXPECT_EQ(expected_destination_url, actual_nav_event.destination_url);
+  }
+
+  SafeBrowsingNavigationObserverManager::NavigationMap* navigation_map() {
+    return navigation_observer_manager_->navigation_map();
+  }
+
+ protected:
+  SafeBrowsingNavigationObserverManager* navigation_observer_manager_;
+  SafeBrowsingNavigationObserver* navigation_observer_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SBNavigationObserverTest);
+};
+
+TEST_F(SBNavigationObserverTest, BasicNavigationAndCommit) {
+  // Navigation in current tab

[Charlie Reis, 2016/10/25 04:52:27]

nit: End comment with period.

[Jialiu Lin, 2016/10/27 02:15:21]

Done.

+  content::NavigationController* controller =
+      &browser()->tab_strip_model()->GetWebContentsAt(0)->GetController();
+  browser()->OpenURL(
+      content::OpenURLParams(GURL("http://foo/1"), content::Referrer(),
+                             WindowOpenDisposition::CURRENT_TAB,
+                             ui::PAGE_TRANSITION_AUTO_BOOKMARK, false));
+  CommitPendingLoad(controller);
+  int tab_id = SessionTabHelper::IdForTab(controller->GetWebContents());
+  auto nav_map = navigation_map();
+  ASSERT_EQ(std::size_t(1), nav_map->size());
+  ASSERT_EQ(std::size_t(1), nav_map->at(GURL("http://foo/1")).size());
+  VerifyNavigationEvent(GURL("http://foo/0"),  // source_url
+                        tab_id,                // source_tab_id
+                        GURL("http://foo/1"),  // original_request_url
+                        tab_id,                // target_tab_id
+                        GURL("http://foo/0"),  // source_main_frame_url
+                        true,                  // is_user_initiated
+                        true,                  // has_committed
+                        false,                 // has_server_redirect
+                        GURL("http://foo/1"),  // destination_url
+                        nav_map->at(GURL("http://foo/1")).at(0));
+}
+
+TEST_F(SBNavigationObserverTest, ServerRedirect) {
+  content::RenderFrameHostTester* rfh_tester =
+      content::RenderFrameHostTester::For(
+          browser()->tab_strip_model()->GetActiveWebContents()->GetMainFrame());
+  rfh_tester->SimulateNavigationStart(GURL("http://foo/3"));
+  GURL redirect("http://redirect/1");
+  rfh_tester->SimulateRedirect(redirect);
+  rfh_tester->SimulateNavigationCommit(redirect);
+  int tab_id = SessionTabHelper::IdForTab(
+      browser()->tab_strip_model()->GetWebContentsAt(0));
+  auto nav_map = navigation_map();
+  ASSERT_EQ(std::size_t(1), nav_map->size());
+  ASSERT_EQ(std::size_t(1), nav_map->at(redirect).size());
+  VerifyNavigationEvent(GURL("http://foo/0"),       // source_url
+                        tab_id,                     // source_tab_id
+                        GURL("http://foo/3"),       // original_request_url
+                        tab_id,                     // target_tab_id
+                        GURL("http://foo/0"),       // source_main_frame_url
+                        false,                      // is_user_initiated
+                        true,                       // has_committed
+                        true,                       // has_server_redirect
+                        GURL("http://redirect/1"),  // destination_url
+                        nav_map->at(GURL("http://redirect/1")).at(0));
+}
+
+}  // namespace safe_browsing