Automated tests for full screen & mouse lock M16 features

chrome/browser/ui/browser_browsertest.cc

Index: chrome/browser/ui/browser_browsertest.cc
diff --git a/chrome/browser/ui/browser_browsertest.cc b/chrome/browser/ui/browser_browsertest.cc
index 9715b49cbc6f0b7d84fe569c44105bfdb66f0034..95c8283db36b9bf9e3d00ad2443906f1306aae05 100644
--- a/chrome/browser/ui/browser_browsertest.cc
+++ b/chrome/browser/ui/browser_browsertest.cc
@@ -14,6 +14,7 @@
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/command_updater.h"
+#include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ -86,6 +87,7 @@ const char* kOpenNewBeforeUnloadPage =
 const FilePath::CharType* kBeforeUnloadFile =
     FILE_PATH_LITERAL("beforeunload.html");
 
+const FilePath::CharType* kSimpleFile = FILE_PATH_LITERAL("simple.html");
 const FilePath::CharType* kTitle1File = FILE_PATH_LITERAL("title1.html");
 const FilePath::CharType* kTitle2File = FILE_PATH_LITERAL("title2.html");
 
@@ -176,6 +178,15 @@ class TestInterstitialPage : public content::InterstitialPageDelegate {
   InterstitialPage* interstitial_page_;  // Owns us.
 };
 
+// Fullscreen transition notification observer simplifies test code.
+class FullscreenNotificationObserver
+    : public ui_test_utils::WindowedNotificationObserver {
+ public:
+  FullscreenNotificationObserver() : WindowedNotificationObserver(
+      chrome::NOTIFICATION_FULLSCREEN_CHANGED,
+      content::NotificationService::AllSources()) {}
+};
+
 }  // namespace
 
 class BrowserTest : public ExtensionBrowserTest {
@@ -211,6 +222,93 @@ class BrowserTest : public ExtensionBrowserTest {
     NOTREACHED();
     return NULL;
   }
+
+  void ToggleTabFullscreen(WebContents* tab, bool enter_fullscreen)  {
+    if (IsFullscreenForBrowser()) {
+      // Changing tab fullscreen state will not actually change the window
+      // when browser fullscreen is in effect.
+      browser()->ToggleFullscreenModeForTab(tab, enter_fullscreen);
+    } else {  // Not in browser fullscreen, expect window to actually change.
+      FullscreenNotificationObserver fullscreen_observer;
+      browser()->ToggleFullscreenModeForTab(tab, enter_fullscreen);
+      fullscreen_observer.Wait();
+      ASSERT_EQ(browser()->window()->IsFullscreen(), enter_fullscreen);
+    }
+  }
+
+  void ToggleBrowserFullscreen(bool enter_fullscreen)  {
+    ASSERT_EQ(browser()->window()->IsFullscreen(), !enter_fullscreen);
+    FullscreenNotificationObserver fullscreen_observer;
+
+    browser()->ToggleFullscreenMode();
+
+    fullscreen_observer.Wait();
+    ASSERT_EQ(browser()->window()->IsFullscreen(), enter_fullscreen);
+    ASSERT_EQ(IsFullscreenForBrowser(), enter_fullscreen);
+  }
+
+  void RequestToLockMouse(content::WebContents* tab) {
+    browser()->RequestToLockMouse(tab);
+  }
+
+  void LostMouseLock() {
+    browser()->LostMouseLock();
+  }
+
+  bool IsFullscreenForBrowser() {
+    return browser()->fullscreen_controller_->IsFullscreenForBrowser();
+  }
+
+  bool IsFullscreenForTabOrPending() {
+    return browser()->IsFullscreenForTabOrPending();
+  }
+
+  bool IsMouseLockedOrPending() {
+    return browser()->IsMouseLockedOrPending();
+  }
+
+  bool IsMouseLockPermissionRequested() {
+    FullscreenExitBubbleType type =
+        browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+    bool mouse_lock = false;
+    fullscreen_bubble::PermissionRequestedByType(type, NULL, &mouse_lock);
+    return mouse_lock;
+  }
+
+  bool IsFullscreenPermissionRequested() {
+    FullscreenExitBubbleType type =
+        browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+    bool fullscreen = false;
+    fullscreen_bubble::PermissionRequestedByType(type, &fullscreen, NULL);
+    return fullscreen;
+  }
+
+  FullscreenExitBubbleType GetFullscreenExitBubbleType() {
+    return browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+  }
+
+  bool IsFullscreenBubbleDisplayed() {
+    FullscreenExitBubbleType type =
+        browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+    // TODO(scheib): Should be FEB_TYPE_NONE, crbug.com/107013 will include fix.
+    return type != FEB_TYPE_BROWSER_FULLSCREEN_EXIT_INSTRUCTION;
+  }
+
+  bool IsFullscreenBubbleDisplayingButtons() {
+    FullscreenExitBubbleType type =
+        browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+    return fullscreen_bubble::ShowButtonsForType(type);
+  }
+
+  void AcceptCurrentFullscreenOrMouseLockRequest() {
+    WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
+    FullscreenExitBubbleType type =
+        browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
+    browser()->OnAcceptFullscreenPermission(fullscreen_tab->GetURL(), type);
+  }
+
+  // Helper method to be called by multiple tests.
+  void TestFullscreenMouseLockContentSettings();
 };
 
 // Launch the app on a page with no title, check that the app title was set
@@ -875,6 +973,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, PageLanguageDetection) {
 #define MAYBE_TestNewTabExitsFullscreen TestNewTabExitsFullscreen
 #endif
 
+// Tests that while in fullscreen creating a new tab will exit fullscreen.
 IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_TestNewTabExitsFullscreen) {
   ASSERT_TRUE(test_server()->Start());
 
@@ -883,19 +982,10 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_TestNewTabExitsFullscreen) {
 
   WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
 
-  {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
-    browser()->ToggleFullscreenModeForTab(fullscreen_tab, true);
-    fullscreen_observer.Wait();
-    ASSERT_TRUE(browser()->window()->IsFullscreen());
-  }
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, true));
 
   {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
+    FullscreenNotificationObserver fullscreen_observer;
     AddTabAtIndex(
         1, GURL(chrome::kAboutBlankURL), content::PAGE_TRANSITION_TYPED);
     fullscreen_observer.Wait();
@@ -911,6 +1001,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_TestNewTabExitsFullscreen) {
 #define MAYBE_TestTabExitsItselfFromFullscreen TestTabExitsItselfFromFullscreen
 #endif
 
+// Tests a tab exiting fullscreen will bring the browser out of fullscreen.
 IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_TestTabExitsItselfFromFullscreen) {
   ASSERT_TRUE(test_server()->Start());
 
@@ -918,26 +1009,12 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_TestTabExitsItselfFromFullscreen) {
       0, GURL(chrome::kAboutBlankURL), content::PAGE_TRANSITION_TYPED);
 
   WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
-
-  {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
-    browser()->ToggleFullscreenModeForTab(fullscreen_tab, true);
-    fullscreen_observer.Wait();
-    ASSERT_TRUE(browser()->window()->IsFullscreen());
-  }
-
-  {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
-    browser()->ToggleFullscreenModeForTab(fullscreen_tab, false);
-    fullscreen_observer.Wait();
-    ASSERT_FALSE(browser()->window()->IsFullscreen());
-  }
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, true));
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, false));
 }
 
+// Tests entering fullscreen and then requesting mouse lock results in
+// buttons for the user, and that after confirming the buttons are dismissed.
 IN_PROC_BROWSER_TEST_F(BrowserTest, TestFullscreenBubbleMouseLockState) {
   ASSERT_TRUE(test_server()->Start());
 
@@ -948,25 +1025,156 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, TestFullscreenBubbleMouseLockState) {
 
   WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
 
-  {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
-    browser()->ToggleFullscreenModeForTab(fullscreen_tab, true);
-    fullscreen_observer.Wait();
-    ASSERT_TRUE(browser()->window()->IsFullscreen());
-  }
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, true));
+
+  // Request mouse lock and verify the bubble is waiting for user confirmation.
+  RequestToLockMouse(fullscreen_tab);
+  ASSERT_TRUE(IsMouseLockPermissionRequested());
+
+  // Accept mouse lock and verify bubble no longer shows confirmation buttons.
+  AcceptCurrentFullscreenOrMouseLockRequest();
+  ASSERT_FALSE(IsFullscreenBubbleDisplayingButtons());
+}
+
+// Tests mouse lock fails before fullscreen is entered.
+IN_PROC_BROWSER_TEST_F(BrowserTest, MouseLockThenFullscreen) {
+  WebContents* tab = browser()->GetSelectedWebContents();
+  ASSERT_FALSE(IsFullscreenBubbleDisplayed());
+
+  RequestToLockMouse(tab);
+  ASSERT_FALSE(IsFullscreenBubbleDisplayed());
+
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, true));
+  ASSERT_TRUE(IsFullscreenPermissionRequested());
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+}
+
+// Helper method to be called by multiple tests.
+// Tests Fullscreen and Mouse Lock with varying content settings ALLOW & BLOCK.
+void BrowserTest::TestFullscreenMouseLockContentSettings() {
+  GURL url = test_server()->GetURL("simple.html");
+  AddTabAtIndex(0, url, content::PAGE_TRANSITION_TYPED);
+  WebContents* tab = browser()->GetSelectedWebContents();
+
+  // Validate that going fullscreen for a URL defaults to asking permision.
+  ASSERT_FALSE(IsFullscreenPermissionRequested());
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, true));
+  ASSERT_TRUE(IsFullscreenPermissionRequested());
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, false));
+
+  // Add content setting to ALLOW fullscreen.
+  HostContentSettingsMap* settings_map =
+      browser()->profile()->GetHostContentSettingsMap();
+  ContentSettingsPattern pattern =
+      ContentSettingsPattern::FromURL(url);
+  settings_map->SetContentSetting(
+      pattern, ContentSettingsPattern::Wildcard(),
+      CONTENT_SETTINGS_TYPE_FULLSCREEN, std::string(),
+      CONTENT_SETTING_ALLOW);
+
+  // Now, fullscreen should not prompt for permission.
+  ASSERT_FALSE(IsFullscreenPermissionRequested());
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, true));
+  ASSERT_FALSE(IsFullscreenPermissionRequested());
+
+  // Leaving tab in fullscreen, now test mouse lock ALLOW:
+
+  // Validate that mouse lock defaults to asking permision.
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+  ASSERT_FALSE(IsMouseLockedOrPending());
+  RequestToLockMouse(tab);
+  ASSERT_TRUE(IsMouseLockPermissionRequested());
+  ASSERT_TRUE(IsMouseLockedOrPending());
+  LostMouseLock();
+
+  // Add content setting to ALLOW mouse lock.
+  settings_map->SetContentSetting(
+      pattern, ContentSettingsPattern::Wildcard(),
+      CONTENT_SETTINGS_TYPE_MOUSELOCK, std::string(),
+      CONTENT_SETTING_ALLOW);
+
+  // Now, mouse lock should not prompt for permission.
+  ASSERT_FALSE(IsMouseLockedOrPending());
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+  RequestToLockMouse(tab);
+  ASSERT_TRUE(IsMouseLockedOrPending());
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+  LostMouseLock();
+
+  // Leaving tab in fullscreen, now test mouse lock BLOCK:
+
+  // Add content setting to BLOCK mouse lock.
+  settings_map->SetContentSetting(
+      pattern, ContentSettingsPattern::Wildcard(),
+      CONTENT_SETTINGS_TYPE_MOUSELOCK, std::string(),
+      CONTENT_SETTING_BLOCK);
+
+  // Now, mouse lock should not be pending.
+  ASSERT_FALSE(IsMouseLockedOrPending());
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+  RequestToLockMouse(tab);
+  ASSERT_FALSE(IsMouseLockedOrPending());
+  ASSERT_FALSE(IsMouseLockPermissionRequested());
+}
+
+// Tests fullscreen and Mouse Lock with varying content settings ALLOW & BLOCK.
+IN_PROC_BROWSER_TEST_F(BrowserTest, FullscreenMouseLockContentSettings) {
+  TestFullscreenMouseLockContentSettings();
+}
+
+// Tests fullscreen and Mouse Lock with varying content settings ALLOW & BLOCK,
+// but with the browser initiated in fullscreen mode first.
+IN_PROC_BROWSER_TEST_F(BrowserTest, BrowserFullscreenMouseLockContentSettings) {
+  // Enter browser fullscreen first.
+  ASSERT_NO_FATAL_FAILURE(ToggleBrowserFullscreen(true));
+  TestFullscreenMouseLockContentSettings();
+  ASSERT_NO_FATAL_FAILURE(ToggleBrowserFullscreen(false));
+}
+
+// Tests Fullscreen entered in Browser, then Tab mode, then exited via Browser.
+IN_PROC_BROWSER_TEST_F(BrowserTest, BrowserFullscreenExit) {
+  // Enter browser fullscreen.
+  ASSERT_NO_FATAL_FAILURE(ToggleBrowserFullscreen(true));
 
-  browser()->RequestToLockMouse(fullscreen_tab);
-  FullscreenExitBubbleType type =
-      browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
-  bool mouse_lock = false;
-  fullscreen_bubble::PermissionRequestedByType(type, NULL, &mouse_lock);
-  ASSERT_TRUE(mouse_lock);
+  // Enter tab fullscreen.
+  AddTabAtIndex(0, GURL(chrome::kAboutBlankURL),
+                content::PAGE_TRANSITION_TYPED);
+  WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, true));
 
-  browser()->OnAcceptFullscreenPermission(fullscreen_tab->GetURL(), type);
-  type = browser()->fullscreen_controller_->GetFullscreenExitBubbleType();
-  ASSERT_FALSE(fullscreen_bubble::ShowButtonsForType(type));
+  // Exit browser fullscreen.
+  ASSERT_NO_FATAL_FAILURE(ToggleBrowserFullscreen(false));
+  ASSERT_FALSE(browser()->window()->IsFullscreen());
+}
+
+// Tests Browser Fullscreen remains active after Tab mode entered and exited.
+IN_PROC_BROWSER_TEST_F(BrowserTest, BrowserFullscreenAfterTabFSExit) {
+  // Enter browser fullscreen.
+  ASSERT_NO_FATAL_FAILURE(ToggleBrowserFullscreen(true));
+
+  // Enter and then exit tab fullscreen.
+  AddTabAtIndex(0, GURL(chrome::kAboutBlankURL),
+                content::PAGE_TRANSITION_TYPED);
+  WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, true));
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(fullscreen_tab, false));
+
+  // Verify browser fullscreen still active.
+  ASSERT_TRUE(IsFullscreenForBrowser());
+}
+
+// Tests fullscreen entered without permision prompt for file:// urls.
+IN_PROC_BROWSER_TEST_F(BrowserTest, FullscreenFileURL) {
+  ui_test_utils::NavigateToURL(browser(),
+      ui_test_utils::GetTestUrl(FilePath(FilePath::kCurrentDirectory),
+                                FilePath(kSimpleFile)));
+  WebContents* tab = browser()->GetSelectedWebContents();
+
+  // Validate that going fullscreen for a file does not ask permision.
+  ASSERT_FALSE(IsFullscreenPermissionRequested());
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, true));
+  ASSERT_FALSE(IsFullscreenPermissionRequested());
+  ASSERT_NO_FATAL_FAILURE(ToggleTabFullscreen(tab, false));
 }
 
 #if defined(OS_MACOSX)
@@ -981,9 +1189,7 @@ IN_PROC_BROWSER_TEST_F(
   WebContents* fullscreen_tab = browser()->GetSelectedWebContents();
 
   {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
+    FullscreenNotificationObserver fullscreen_observer;
     EXPECT_FALSE(browser()->window()->IsFullscreen());
     EXPECT_FALSE(browser()->window()->InPresentationMode());
     browser()->ToggleFullscreenModeForTab(fullscreen_tab, true);
@@ -993,9 +1199,7 @@ IN_PROC_BROWSER_TEST_F(
   }
 
   {
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
+    FullscreenNotificationObserver fullscreen_observer;
     browser()->TogglePresentationMode();
     fullscreen_observer.Wait();
     ASSERT_FALSE(browser()->window()->IsFullscreen());
@@ -1005,9 +1209,7 @@ IN_PROC_BROWSER_TEST_F(
   if (base::mac::IsOSLionOrLater()) {
     // Test that tab fullscreen mode doesn't make presentation mode the default
     // on Lion.
-    ui_test_utils::WindowedNotificationObserver fullscreen_observer(
-        chrome::NOTIFICATION_FULLSCREEN_CHANGED,
-        content::NotificationService::AllSources());
+    FullscreenNotificationObserver fullscreen_observer;
     browser()->ToggleFullscreenMode();
     fullscreen_observer.Wait();
     ASSERT_TRUE(browser()->window()->IsFullscreen());