Support auto-hide taskbar for panels on Windows.

chrome/browser/ui/panels/panel_browser_view_browsertest.cc

Index: chrome/browser/ui/panels/panel_browser_view_browsertest.cc
===================================================================
--- chrome/browser/ui/panels/panel_browser_view_browsertest.cc	(revision 97726)
+++ chrome/browser/ui/panels/panel_browser_view_browsertest.cc	(working copy)
@@ -2,11 +2,12 @@
 // 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 "chrome/browser/ui/panels/base_panel_browser_test.h"
+
 #include "base/i18n/time_formatting.h"
+#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_browser_frame_view.h"
@@ -16,7 +17,6 @@
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
-#include "chrome/test/base/in_process_browser_test.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -28,14 +28,10 @@
 #include "views/controls/link.h"
 #include "views/controls/textfield/textfield.h"
 
-class PanelBrowserViewTest : public InProcessBrowserTest {
+class PanelBrowserViewTest : public BasePanelBrowserTest {
  public:
-  PanelBrowserViewTest() : InProcessBrowserTest() { }
+  PanelBrowserViewTest() : BasePanelBrowserTest() { }
 
-  virtual void SetUpCommandLine(CommandLine* command_line) {
-    command_line->AppendSwitch(switches::kEnablePanels);
-  }
-
  protected:
   struct MenuItem {
     int id;
@@ -71,19 +67,9 @@
     bool is_cursor_in_view_;
   };
 
-  enum ShowFlag { SHOW_AS_ACTIVE, SHOW_AS_INACTIVE };
-
   PanelBrowserView* CreatePanelBrowserView(const std::string& panel_name,
                                            ShowFlag show_flag) {
-    Browser* panel_browser = Browser::CreateForApp(Browser::TYPE_PANEL,
-                                                   panel_name,
-                                                   gfx::Rect(),
-                                                   browser()->profile());
-    Panel* panel = static_cast<Panel*>(panel_browser->window());
-    if (show_flag == SHOW_AS_ACTIVE)
-      panel->Show();
-    else
-      panel->ShowInactive();
+    Panel* panel = CreatePanel(panel_name, gfx::Rect(), show_flag);
     return static_cast<PanelBrowserView*>(panel->native_panel());
   }
 
@@ -119,31 +105,17 @@
                                           const std::string& homepage_url,
                                           const std::string& options_page) {
     // Creates a testing extension.
-#if defined(OS_WIN)
-    FilePath full_path(FILE_PATH_LITERAL("c:\\"));
-#else
-    FilePath full_path(FILE_PATH_LITERAL("/"));
-#endif
-    full_path = full_path.Append(path);
-    DictionaryValue input_value;
-    input_value.SetString(extension_manifest_keys::kVersion, "1.0.0.0");
-    input_value.SetString(extension_manifest_keys::kName, "Sample Extension");
+    DictionaryValue extra_value;
     if (!homepage_url.empty()) {
-      input_value.SetString(extension_manifest_keys::kHomepageURL,
+      extra_value.SetString(extension_manifest_keys::kHomepageURL,
                             homepage_url);
     }
     if (!options_page.empty()) {
-      input_value.SetString(extension_manifest_keys::kOptionsPage,
+      extra_value.SetString(extension_manifest_keys::kOptionsPage,
                             options_page);
     }
-    std::string error;
-    scoped_refptr<Extension> extension = Extension::Create(
-        full_path, location, input_value, Extension::STRICT_ERROR_CHECKS,
-        &error);
-    ASSERT_TRUE(extension.get());
-    EXPECT_STREQ("", error.c_str());
-    browser()->GetProfile()->GetExtensionService()->OnLoadSingleExtension(
-        extension.get(), false);
+    scoped_refptr<Extension> extension = CreateExtension(
+        path, location, extra_value);
 
     // Creates a panel with the app name that comes from the extension ID.
     PanelBrowserView* browser_view = CreatePanelBrowserView(
@@ -200,7 +172,16 @@
   // We put all the testing logic in this class instead of the test so that
   // we do not need to declare each new test as a friend of PanelBrowserView
   // for the purpose of accessing its private members.
-  void TestMinimizeAndRestore() {
+  void TestMinimizeAndRestore(bool enable_auto_hide) {
+    PanelManager* panel_manager = PanelManager::GetInstance();
+
+    // Setup the mock bottom bar.
+    mock_auto_hide_bottom_bar()->enable_auto_hide(enable_auto_hide);
+    int expected_bottom_on_unminimized =
+        testing_work_area().height() - mock_auto_hide_bottom_bar()->GetHeight();
+    int expected_bottom_on_minimized = testing_work_area().height();
+
+    // Create and test one panel first.
     PanelBrowserView* browser_view1 = CreatePanelBrowserView("PanelTest1",
                                                              SHOW_AS_ACTIVE);
     Panel* panel1 = browser_view1->panel_.get();
@@ -216,6 +197,7 @@
     EXPECT_EQ(Panel::MINIMIZED, panel1->expansion_state());
     EXPECT_LT(panel1->GetBounds().height(), titlebar_height);
     EXPECT_GT(panel1->GetBounds().height(), 0);
+    EXPECT_EQ(expected_bottom_on_minimized, panel1->GetBounds().bottom());
     EXPECT_TRUE(IsMouseWatcherStarted());
     EXPECT_FALSE(panel1->IsActive());
     WaitTillBoundsAnimationFinished(browser_view1);
@@ -223,6 +205,7 @@
     panel1->SetExpansionState(Panel::TITLE_ONLY);
     EXPECT_EQ(Panel::TITLE_ONLY, panel1->expansion_state());
     EXPECT_EQ(titlebar_height, panel1->GetBounds().height());
+    EXPECT_EQ(expected_bottom_on_unminimized, panel1->GetBounds().bottom());
     WaitTillBoundsAnimationFinished(browser_view1);
     EXPECT_TRUE(frame_view1->close_button_->IsVisible());
     EXPECT_TRUE(frame_view1->title_icon_->IsVisible());
@@ -231,6 +214,7 @@
     panel1->SetExpansionState(Panel::EXPANDED);
     EXPECT_EQ(Panel::EXPANDED, panel1->expansion_state());
     EXPECT_EQ(initial_height, panel1->GetBounds().height());
+    EXPECT_EQ(expected_bottom_on_unminimized, panel1->GetBounds().bottom());
     WaitTillBoundsAnimationFinished(browser_view1);
     EXPECT_TRUE(frame_view1->close_button_->IsVisible());
     EXPECT_TRUE(frame_view1->title_icon_->IsVisible());
@@ -239,11 +223,13 @@
     panel1->SetExpansionState(Panel::TITLE_ONLY);
     EXPECT_EQ(Panel::TITLE_ONLY, panel1->expansion_state());
     EXPECT_EQ(titlebar_height, panel1->GetBounds().height());
+    EXPECT_EQ(expected_bottom_on_unminimized, panel1->GetBounds().bottom());
 
     panel1->SetExpansionState(Panel::MINIMIZED);
     EXPECT_EQ(Panel::MINIMIZED, panel1->expansion_state());
     EXPECT_LT(panel1->GetBounds().height(), titlebar_height);
     EXPECT_GT(panel1->GetBounds().height(), 0);
+    EXPECT_EQ(expected_bottom_on_minimized, panel1->GetBounds().bottom());
 
     // Create 2 more panels for more testing.
     PanelBrowserView* browser_view2 = CreatePanelBrowserView("PanelTest2",
@@ -259,39 +245,41 @@
     panel3->SetExpansionState(Panel::MINIMIZED);
     EXPECT_EQ(Panel::MINIMIZED, panel3->expansion_state());
 
-    PanelManager* panel_manager = PanelManager::GetInstance();
-
-    panel_manager->BringUpOrDownTitlebarForAllMinimizedPanels(true);
+    mock_auto_hide_bottom_bar()->SetVisibility(AutoHideBottomBar::VISIBLE);
+    panel_manager->BringUpOrDownTitlebars(true);
+    MessageLoop::current()->RunAllPending();
     EXPECT_EQ(Panel::TITLE_ONLY, panel1->expansion_state());
     EXPECT_EQ(Panel::EXPANDED, panel2->expansion_state());
     EXPECT_EQ(Panel::TITLE_ONLY, panel3->expansion_state());
 
-    panel_manager->BringUpOrDownTitlebarForAllMinimizedPanels(false);
+    mock_auto_hide_bottom_bar()->SetVisibility(AutoHideBottomBar::HIDDEN);
+    panel_manager->BringUpOrDownTitlebars(false);
+    MessageLoop::current()->RunAllPending();
     EXPECT_EQ(Panel::MINIMIZED, panel1->expansion_state());
     EXPECT_EQ(Panel::EXPANDED, panel2->expansion_state());
     EXPECT_EQ(Panel::MINIMIZED, panel3->expansion_state());
 
     // Test if it is OK to bring up title-bar given the mouse position.
-    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebars(
         panel1->GetBounds().x(), panel1->GetBounds().y()));
-    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebars(
         panel2->GetBounds().x(), panel2->GetBounds().y()));
-    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebars(
         panel3->GetBounds().right() - 1, panel3->GetBounds().bottom() - 1));
-    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebars(
         panel3->GetBounds().right() - 1, panel3->GetBounds().bottom() + 10));
-    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebars(
         0, 0));
 
     // Test that the panel in title-only state should not be minimized
     // regardless of the current mouse position when the panel is being dragged.
     panel1->SetExpansionState(Panel::TITLE_ONLY);
-    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_FALSE(panel_manager->ShouldBringUpTitlebars(
         0, 0));
     browser_view1->OnTitlebarMousePressed(panel1->GetBounds().origin());
     browser_view1->OnTitlebarMouseDragged(
         panel1->GetBounds().origin().Subtract(gfx::Point(5, 5)));
-    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebarForAllMinimizedPanels(
+    EXPECT_TRUE(panel_manager->ShouldBringUpTitlebars(
         0, 0));
     browser_view1->OnTitlebarMouseReleased();
 
@@ -345,12 +333,10 @@
     // Test that we cannot bring up other minimized panel if the mouse is over
     // the panel that draws attension.
     EXPECT_FALSE(PanelManager::GetInstance()->
-        ShouldBringUpTitlebarForAllMinimizedPanels(
-            panel->GetBounds().x(), panel->GetBounds().y()));
+        ShouldBringUpTitlebars(panel->GetBounds().x(), panel->GetBounds().y()));
 
     // Test that we cannot bring down the panel that is drawing the attention.
-    PanelManager::GetInstance()->BringUpOrDownTitlebarForAllMinimizedPanels(
-        false);
+    PanelManager::GetInstance()->BringUpOrDownTitlebars(false);
     EXPECT_EQ(Panel::TITLE_ONLY, panel->expansion_state());
 
     // Test that the attention is cleared.
@@ -362,6 +348,38 @@
 
     panel->Close();
   }
+
+  void TestChangeAutoHideTaskBarHeight() {
+    mock_auto_hide_bottom_bar()->enable_auto_hide(true);
+    int test_work_area_bottom = testing_work_area().height();
+    int mock_bar_height = mock_auto_hide_bottom_bar()->GetHeight();
+
+    PanelBrowserView* browser_view = CreatePanelBrowserView("PanelTest",
+                                                            SHOW_AS_ACTIVE);
+    Panel* panel = browser_view->panel_.get();
+    EXPECT_EQ(test_work_area_bottom - mock_bar_height,
+              panel->GetBounds().bottom());
+
+    int new_mock_bar_height = mock_bar_height + 10;
+    mock_auto_hide_bottom_bar()->SetHeight(new_mock_bar_height);
+    MessageLoop::current()->RunAllPending();
+    EXPECT_EQ(test_work_area_bottom - new_mock_bar_height,
+              panel->GetBounds().bottom());
+
+    new_mock_bar_height = 0;
+    mock_auto_hide_bottom_bar()->SetHeight(new_mock_bar_height);
+    MessageLoop::current()->RunAllPending();
+    EXPECT_EQ(test_work_area_bottom - new_mock_bar_height,
+              panel->GetBounds().bottom());
+
+    new_mock_bar_height = mock_bar_height - 10;
+    mock_auto_hide_bottom_bar()->SetHeight(new_mock_bar_height);
+    MessageLoop::current()->RunAllPending();
+    EXPECT_EQ(test_work_area_bottom - new_mock_bar_height,
+              panel->GetBounds().bottom());
+
+    panel->Close();
+  }
 };
 
 // Panel is not supported for Linux view yet.
@@ -494,11 +512,23 @@
       "http://home", "options.html");
 }
 
-IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest, MinimizeAndRestore) {
-  TestMinimizeAndRestore();
+IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest,
+                       MinimizeAndRestoreOnNormalTaskBar) {
+  // Test that the taskbar is always visible.
+  TestMinimizeAndRestore(false);
 }
 
+IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest,
+                       MinimizeAndRestoreOnAutoHideTaskBar) {
+  // Test that the taskbar is in auto-hide mode.
+  TestMinimizeAndRestore(true);
+}
+
 IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest, DrawAttention) {
   TestDrawAttention();
 }
+
+IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest, ChangeAutoHideTaskBarHeight) {
+  TestChangeAutoHideTaskBarHeight();
+}
 #endif