Miscellaneous fixes to DataUse UI

chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc

Index: chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc
diff --git a/chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc b/chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc
index 67d292fd001aba9532a911debbc164811e989d68..a234beb52cf1c5f5316e3398dfb20f20796ce44a 100644
--- a/chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc
+++ b/chrome/browser/android/data_usage/data_use_ui_tab_model_unittest.cc
@@ -28,6 +28,9 @@ namespace android {
 
 namespace {
 
+const char kFooLabel[] = "foo_label";
+const char kFooPackage[] = "com.foo";
+
 class TestDataUseTabModel : public DataUseTabModel {
  public:
   TestDataUseTabModel() {}
@@ -94,9 +97,6 @@ class DataUseUITabModelTest : public testing::Test {
 // Tests that DataUseTabModel is notified of tab closure and navigation events,
 // and DataUseTabModel notifies DataUseUITabModel.
 TEST_F(DataUseUITabModelTest, ReportTabEventsTest) {
-  const char kFooLabel[] = "foo_label";
-  const char kFooPackage[] = "com.foo";
-
   std::vector<std::string> url_regexes;
   url_regexes.push_back(
       "http://www[.]foo[.]com/#q=.*|https://www[.]foo[.]com/#q=.*");
@@ -127,9 +127,6 @@ TEST_F(DataUseUITabModelTest, ReportTabEventsTest) {
     data_use_ui_tab_model()->ReportBrowserNavigation(
         GURL("https://www.foo.com/#q=abc"), tests[i].transition_type,
         foo_tab_id);
-    // Wait for DataUseUITabModel to notify DataUseTabModel, which should notify
-    // DataUseUITabModel back.
-    base::RunLoop().RunUntilIdle();
 
     // |data_use_ui_tab_model| should receive callback about starting of
     // tracking of data usage for |foo_tab_id|.
@@ -148,7 +145,6 @@ TEST_F(DataUseUITabModelTest, ReportTabEventsTest) {
 
     // Report closure of tab.
     data_use_ui_tab_model()->ReportTabClosure(foo_tab_id);
-    base::RunLoop().RunUntilIdle();
 
     // DataUse object should not be labeled.
     EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id));
@@ -161,8 +157,7 @@ TEST_F(DataUseUITabModelTest, ReportTabEventsTest) {
   const SessionID::id_type bar_tab_id = foo_tab_id + 1;
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(bar_tab_id));
   data_use_ui_tab_model()->ReportCustomTabInitialNavigation(
-      bar_tab_id, std::string(), kFooPackage);
-  base::RunLoop().RunUntilIdle();
+      bar_tab_id, kFooPackage, std::string());
 
   // |data_use_ui_tab_model| should receive callback about starting of
   // tracking of data usage for |bar_tab_id|.
@@ -171,7 +166,6 @@ TEST_F(DataUseUITabModelTest, ReportTabEventsTest) {
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(bar_tab_id));
 
   data_use_ui_tab_model()->ReportTabClosure(bar_tab_id);
-  base::RunLoop().RunUntilIdle();
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(bar_tab_id));
 }
 
@@ -183,7 +177,6 @@ TEST_F(DataUseUITabModelTest, EntranceExitState) {
 
   // HasDataUseTrackingStarted should return true only once.
   data_use_tab_model()->NotifyObserversOfTrackingStarting(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kFooTabId));
@@ -193,7 +186,6 @@ TEST_F(DataUseUITabModelTest, EntranceExitState) {
 
   // HasDataUseTrackingEnded should return true only once.
   data_use_tab_model()->NotifyObserversOfTrackingEnding(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
   EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kFooTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kFooTabId));
@@ -201,26 +193,21 @@ TEST_F(DataUseUITabModelTest, EntranceExitState) {
 
   // The tab enters the tracking state again.
   data_use_tab_model()->NotifyObserversOfTrackingStarting(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
 
   // The tab exits the tracking state.
   data_use_tab_model()->NotifyObserversOfTrackingEnding(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
 
   // The tab enters the tracking state again.
   data_use_tab_model()->NotifyObserversOfTrackingStarting(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   data_use_tab_model()->NotifyObserversOfTrackingStarting(kFooTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kFooTabId));
 
   // ShowExit should return true only once.
   data_use_tab_model()->NotifyObserversOfTrackingEnding(kBarTabId);
-  base::RunLoop().RunUntilIdle();
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kBarTabId));
   EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kBarTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kBarTabId));
@@ -231,12 +218,106 @@ TEST_F(DataUseUITabModelTest, EntranceExitState) {
 
   //  HasDataUseTrackingStarted/Ended should return false for closed tabs.
   data_use_tab_model()->NotifyObserversOfTrackingStarting(kBazTabId);
-  base::RunLoop().RunUntilIdle();
   data_use_ui_tab_model()->ReportTabClosure(kBazTabId);
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(kBazTabId));
   EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(kBazTabId));
 }
 
+// Tests if the Entrance/Exit UI state is tracked correctly.
+TEST_F(DataUseUITabModelTest, EntranceExitStateWithDialogBox) {
+  const SessionID::id_type kFooTabId = 1;
+
+  std::vector<std::string> url_regexes;
+  url_regexes.push_back(
+      "http://www[.]foo[.]com/#q=.*|https://www[.]foo[.]com/#q=.*");
+  RegisterURLRegexes(std::vector<std::string>(url_regexes.size(), kFooPackage),
+                     url_regexes,
+                     std::vector<std::string>(url_regexes.size(), kFooLabel));
+
+  SessionID::id_type foo_tab_id = kFooTabId;
+
+  const struct {
+    // True if a dialog box was shown to the user. It may not be shown if the
+    // user has previously selected the option to opt out.
+    bool continue_dialog_box_shown;
+    bool user_proceeded_with_navigation;
+  } tests[] = {
+      {false, false}, {true, true}, {true, false},
+  };
+
+  for (size_t i = 0; i < arraysize(tests); ++i) {
+    // Start a new tab.
+    ++foo_tab_id;
+    data_use_ui_tab_model()->ReportBrowserNavigation(
+        GURL("https://www.foo.com/#q=abc"), ui::PAGE_TRANSITION_GENERATED,
+        foo_tab_id);
+
+    // |data_use_ui_tab_model| should receive callback about starting of
+    // tracking of data usage for |foo_tab_id|.
+    EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingStarted(foo_tab_id))
+        << i;
+    EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingStarted(foo_tab_id))
+        << i;
+    EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id))
+        << i;
+
+    std::string got_label;
+    data_use_tab_model()->GetLabelForTabAtTime(
+        foo_tab_id, base::TimeTicks::Now(), &got_label);
+    EXPECT_EQ(kFooLabel, got_label) << i;
+
+    // Tab enters non-tracking state.
+    data_use_ui_tab_model()->ReportBrowserNavigation(
+        GURL("https://www.bar.com/#q=abc"),
+        ui::PageTransition::PAGE_TRANSITION_TYPED, foo_tab_id);
+
+    EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id))
+        << i;
+    EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id))
+        << i;
+
+    // Tab enters tracking state.
+    data_use_ui_tab_model()->ReportBrowserNavigation(
+        GURL("https://www.foo.com/#q=abc"), ui::PAGE_TRANSITION_GENERATED,
+        foo_tab_id);
+
+    EXPECT_TRUE(data_use_ui_tab_model()->HasDataUseTrackingStarted(foo_tab_id))
+        << i;
+
+    // Tab may enter non-tracking state.
+    EXPECT_TRUE(data_use_ui_tab_model()->WouldDataUseTrackingEnd(
+        "https://www.bar.com/#q=abc", ui::PageTransition::PAGE_TRANSITION_TYPED,
+        foo_tab_id));
+    if (tests[i].continue_dialog_box_shown &&
+        tests[i].user_proceeded_with_navigation) {
+      data_use_ui_tab_model()->UserClickedContinueOnDialogBox(foo_tab_id);
+    }
+
+    if (tests[i].user_proceeded_with_navigation) {
+      data_use_ui_tab_model()->ReportBrowserNavigation(
+          GURL("https://www.bar.com/#q=abc"),
+          ui::PageTransition::PAGE_TRANSITION_TYPED, foo_tab_id);
+    }
+
+    const std::string expected_label =
+        tests[i].user_proceeded_with_navigation ? "" : kFooLabel;
+    data_use_tab_model()->GetLabelForTabAtTime(
+        foo_tab_id, base::TimeTicks::Now(), &got_label);
+    EXPECT_EQ(expected_label, got_label) << i;
+
+    if (tests[i].user_proceeded_with_navigation) {
+      // No UI element should be shown afterwards if the dialog box was shown
+      // before.
+      EXPECT_NE(tests[i].continue_dialog_box_shown,
+                data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id))
+          << i;
+    } else {
+      EXPECT_FALSE(data_use_ui_tab_model()->HasDataUseTrackingEnded(foo_tab_id))
+          << i;
+    }
+  }
+}
+
 // Checks if page transition type is converted correctly.
 TEST_F(DataUseUITabModelTest, ConvertTransitionType) {
   DataUseTabModel::TransitionType transition_type;