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Unified Diff: chrome/browser/engagement/site_engagement_helper_unittest.cc

Issue 1388293002: Notify WebContentsObservers of user interactions. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Addressing nits Created 5 years, 2 months ago
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Index: chrome/browser/engagement/site_engagement_helper_unittest.cc
diff --git a/chrome/browser/engagement/site_engagement_helper_unittest.cc b/chrome/browser/engagement/site_engagement_helper_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..92789f8249d66c4c4148484c562d0fe2ff8d148c
--- /dev/null
+++ b/chrome/browser/engagement/site_engagement_helper_unittest.cc
@@ -0,0 +1,362 @@
+// Copyright 2015 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/test/histogram_tester.h"
+#include "base/timer/mock_timer.h"
+#include "base/values.h"
+#include "chrome/browser/engagement/site_engagement_helper.h"
+#include "chrome/browser/engagement/site_engagement_service.h"
+#include "chrome/browser/engagement/site_engagement_service_factory.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/base/browser_with_test_window_test.h"
+#include "content/public/browser/page_navigator.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+class SiteEngagementHelperTest : public BrowserWithTestWindowTest {
+ public:
+ // Create a SiteEngagementHelper. Called here as friend class methods cannot
+ // be called in tests.
+ scoped_ptr<SiteEngagementHelper> CreateHelper(
+ content::WebContents* web_contents) {
+ scoped_ptr<SiteEngagementHelper> helper(
+ new SiteEngagementHelper(web_contents));
+ DCHECK(helper.get());
+
+ return helper.Pass();
+ }
+
+ void StartTracking(SiteEngagementHelper* helper) {
+ helper->input_tracker_.StartTracking();
+ }
+
+ // Simulate a user interaction event and handle it.
+ void HandleUserInput(SiteEngagementHelper* helper,
+ blink::WebInputEvent::Type type) {
+ helper->input_tracker_.DidGetUserInteraction(type);
+ }
+
+ // Simulate a user interaction event and handle it. Reactivates tracking
+ // immediately.
+ void HandleUserInputAndRestartTracking(SiteEngagementHelper* helper,
+ blink::WebInputEvent::Type type) {
+ helper->input_tracker_.DidGetUserInteraction(type);
+ helper->input_tracker_.StartTracking();
+ }
+
+ // Set a pause timer on the input tracker for test purposes.
+ void SetInputTrackerPauseTimer(SiteEngagementHelper* helper,
+ scoped_ptr<base::Timer> timer) {
+ helper->input_tracker_.SetPauseTimerForTesting(timer.Pass());
+ }
+
+ bool IsTracking(SiteEngagementHelper* helper) {
+ return helper->input_tracker_.is_tracking();
+ }
+
+ void NavigateWithDisposition(GURL& url, WindowOpenDisposition disposition) {
+ content::NavigationController* controller =
+ &browser()->tab_strip_model()->GetActiveWebContents()->GetController();
+ browser()->OpenURL(
+ content::OpenURLParams(url, content::Referrer(), disposition,
+ ui::PAGE_TRANSITION_TYPED, false));
+ CommitPendingLoad(controller);
+ }
+
+ void UserInputAccumulation(const blink::WebInputEvent::Type type) {
+ AddTab(browser(), GURL("about:blank"));
+ GURL url1("https://www.google.com/");
+ GURL url2("http://www.google.com/");
+ content::WebContents* web_contents =
+ browser()->tab_strip_model()->GetActiveWebContents();
+
+ scoped_ptr<SiteEngagementHelper> helper(CreateHelper(web_contents));
+ SiteEngagementService* service =
+ SiteEngagementServiceFactory::GetForProfile(browser()->profile());
+ DCHECK(service);
+
+ // Check that navigation triggers engagement.
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ StartTracking(helper.get());
+
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ // Simulate a user input trigger and ensure it is treated correctly.
+ HandleUserInputAndRestartTracking(helper.get(), type);
+
+ EXPECT_DOUBLE_EQ(0.55, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ // Simulate three inputs , and ensure they are treated correctly.
+ HandleUserInputAndRestartTracking(helper.get(), type);
+ HandleUserInputAndRestartTracking(helper.get(), type);
+ HandleUserInputAndRestartTracking(helper.get(), type);
+
+ EXPECT_DOUBLE_EQ(0.7, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ // Simulate inputs for a different link.
+ NavigateWithDisposition(url2, CURRENT_TAB);
+ StartTracking(helper.get());
+
+ EXPECT_DOUBLE_EQ(0.7, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url2));
+ EXPECT_DOUBLE_EQ(1.2, service->GetTotalEngagementPoints());
+
+ HandleUserInputAndRestartTracking(helper.get(), type);
+ EXPECT_DOUBLE_EQ(0.7, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.55, service->GetScore(url2));
+ EXPECT_DOUBLE_EQ(1.25, service->GetTotalEngagementPoints());
+ }
+};
+
+TEST_F(SiteEngagementHelperTest, KeyPressEngagementAccumulation) {
+ UserInputAccumulation(blink::WebInputEvent::RawKeyDown);
+}
+
+TEST_F(SiteEngagementHelperTest, MouseEventEngagementAccumulation) {
+ UserInputAccumulation(blink::WebInputEvent::MouseDown);
+}
+
+TEST_F(SiteEngagementHelperTest, GestureEngagementAccumulation) {
+ UserInputAccumulation(blink::WebInputEvent::GestureTapDown);
+}
+
+TEST_F(SiteEngagementHelperTest, MixedInputEngagementAccumulation) {
+ AddTab(browser(), GURL("about:blank"));
+ GURL url1("https://www.google.com/");
+ GURL url2("http://www.google.com/");
+ content::WebContents* web_contents =
+ browser()->tab_strip_model()->GetActiveWebContents();
+
+ scoped_ptr<SiteEngagementHelper> helper(CreateHelper(web_contents));
+ SiteEngagementService* service =
+ SiteEngagementServiceFactory::GetForProfile(browser()->profile());
+ DCHECK(service);
+
+ base::HistogramTester histograms;
+
+ // Histograms should start off empty.
+ histograms.ExpectTotalCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ 0);
+
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ StartTracking(helper.get());
+
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+ histograms.ExpectTotalCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ 1);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_NAVIGATION, 1);
+
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::RawKeyDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::GestureTapDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::GestureTapDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::RawKeyDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::MouseDown);
+
+ EXPECT_DOUBLE_EQ(0.75, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+ histograms.ExpectTotalCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ 6);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_NAVIGATION, 1);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_KEYPRESS, 2);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_MOUSE, 1);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_TOUCH_GESTURE,
+ 2);
+
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::MouseDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::MouseDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::GestureTapDown);
+
+ EXPECT_DOUBLE_EQ(0.9, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+ histograms.ExpectTotalCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ 9);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_MOUSE, 3);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_TOUCH_GESTURE,
+ 3);
+
+ NavigateWithDisposition(url2, CURRENT_TAB);
+ StartTracking(helper.get());
+
+ EXPECT_DOUBLE_EQ(0.9, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url2));
+ EXPECT_DOUBLE_EQ(1.4, service->GetTotalEngagementPoints());
+
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::GestureTapDown);
+ HandleUserInputAndRestartTracking(helper.get(),
+ blink::WebInputEvent::RawKeyDown);
+
+ EXPECT_DOUBLE_EQ(0.9, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.6, service->GetScore(url2));
+ EXPECT_DOUBLE_EQ(1.5, service->GetTotalEngagementPoints());
+ histograms.ExpectTotalCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ 12);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_NAVIGATION, 2);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_KEYPRESS, 3);
+ histograms.ExpectBucketCount(SiteEngagementMetrics::kEngagementTypeHistogram,
+ SiteEngagementMetrics::ENGAGEMENT_TOUCH_GESTURE,
+ 4);
+}
+
+TEST_F(SiteEngagementHelperTest, CheckTimerAndCallbacks) {
+ AddTab(browser(), GURL("about:blank"));
+ GURL url1("https://www.google.com/");
+ GURL url2("http://www.google.com/");
+ content::WebContents* web_contents =
+ browser()->tab_strip_model()->GetActiveWebContents();
+
+ base::MockTimer* input_tracker_timer = new base::MockTimer(true, false);
+ scoped_ptr<SiteEngagementHelper> helper(CreateHelper(web_contents));
+ SetInputTrackerPauseTimer(helper.get(), make_scoped_ptr(input_tracker_timer));
+
+ SiteEngagementService* service =
+ SiteEngagementServiceFactory::GetForProfile(browser()->profile());
+ DCHECK(service);
+
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ // Timer should be running for navigation delay.
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+ input_tracker_timer->Fire();
+
+ // Timer should start running again after input.
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+ HandleUserInput(helper.get(), blink::WebInputEvent::RawKeyDown);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ EXPECT_DOUBLE_EQ(0.55, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ input_tracker_timer->Fire();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+
+ // Timer should start running again after input.
+ HandleUserInput(helper.get(), blink::WebInputEvent::GestureTapDown);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ EXPECT_DOUBLE_EQ(0.6, service->GetScore(url1));
+ EXPECT_EQ(0, service->GetScore(url2));
+
+ input_tracker_timer->Fire();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+
+ // Timer should be running for navigation delay.
+ NavigateWithDisposition(url2, CURRENT_TAB);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ EXPECT_DOUBLE_EQ(0.6, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.5, service->GetScore(url2));
+
+ input_tracker_timer->Fire();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+
+ HandleUserInput(helper.get(), blink::WebInputEvent::MouseDown);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ EXPECT_DOUBLE_EQ(0.6, service->GetScore(url1));
+ EXPECT_DOUBLE_EQ(0.55, service->GetScore(url2));
+ EXPECT_DOUBLE_EQ(1.15, service->GetTotalEngagementPoints());
+}
+
+// Ensure that navigation does not trigger input tracking until after a delay.
+// We must manually call WasShown/WasHidden as they are not triggered
+// automatically in this test environment.
+TEST_F(SiteEngagementHelperTest, ShowAndHide) {
+ AddTab(browser(), GURL("about:blank"));
+ GURL url1("https://www.google.com/");
+ GURL url2("http://www.google.com/");
+ content::WebContents* web_contents =
+ browser()->tab_strip_model()->GetActiveWebContents();
+
+ base::MockTimer* input_tracker_timer = new base::MockTimer(true, false);
+ scoped_ptr<SiteEngagementHelper> helper(CreateHelper(web_contents));
+ SetInputTrackerPauseTimer(helper.get(), make_scoped_ptr(input_tracker_timer));
+
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ input_tracker_timer->Fire();
+
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+
+ // Hiding the tab should stop input tracking.
+ web_contents->WasHidden();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ // Showing the tab should start tracking again after another delay.
+ web_contents->WasShown();
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ input_tracker_timer->Fire();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+}
+
+// Ensure tracking behavior is correct for multiple navigations in a single tab.
+TEST_F(SiteEngagementHelperTest, SingleTabNavigation) {
+ AddTab(browser(), GURL("about:blank"));
+ GURL url1("https://www.google.com/");
+ GURL url2("https://www.example.com/");
+ content::WebContents* web_contents =
+ browser()->tab_strip_model()->GetActiveWebContents();
+
+ base::MockTimer* input_tracker_timer = new base::MockTimer(true, false);
+ scoped_ptr<SiteEngagementHelper> helper(CreateHelper(web_contents));
+ SetInputTrackerPauseTimer(helper.get(), make_scoped_ptr(input_tracker_timer));
+
+ // Navigation should start the initial delay timer.
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ // Navigating before the timer fires should simply reset the timer.
+ NavigateWithDisposition(url2, CURRENT_TAB);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+
+ // When the timer fires, callbacks are added.
+ input_tracker_timer->Fire();
+ EXPECT_FALSE(input_tracker_timer->IsRunning());
+ EXPECT_TRUE(IsTracking(helper.get()));
+
+ // Navigation should start the initial delay timer again.
+ NavigateWithDisposition(url1, CURRENT_TAB);
+ EXPECT_TRUE(input_tracker_timer->IsRunning());
+ EXPECT_FALSE(IsTracking(helper.get()));
+}
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