Add test cases for panel overflow handling.

chrome/browser/ui/panels/base_panel_browser_test.h

Index: chrome/browser/ui/panels/base_panel_browser_test.h
diff --git a/chrome/browser/ui/panels/base_panel_browser_test.h b/chrome/browser/ui/panels/base_panel_browser_test.h
index b45ff14751bb08c408f2fbd5d1b655531c9ee4e8..788c2e06ca6159bfd37d4f2e4c709694b6a944ee 100644
--- a/chrome/browser/ui/panels/base_panel_browser_test.h
+++ b/chrome/browser/ui/panels/base_panel_browser_test.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_UI_PANELS_BASE_PANEL_BROWSER_TEST_H_
 #pragma once
 
+#include <vector>
 #include "base/task.h"
 #include "base/values.h"
 #include "base/memory/scoped_ptr.h"
@@ -15,6 +16,30 @@
 #include "chrome/test/base/in_process_browser_test.h"
 #include "ui/gfx/rect.h"
 
+// Encapsulates all the info we care about a panel when we do the testing.

[jennb, 2011/12/08 23:52:00]

If this is all for overflow, then create a PanelOverflowTest class and put this
stuff with it. Perhaps even put all overflow tests in its own
panel_overflow_browsertest.cc file.

[jianli, 2011/12/09 22:39:07]

Done.

+struct PanelData {
+  Panel* panel;
+  std::string name;
+  Panel::ExpansionState expansion_state;
+  bool visible;
+  bool active;
+
+  PanelData();
+  explicit PanelData(Panel* panel);
+  bool operator==(const PanelData& another) const;
+  bool operator!=(const PanelData& another) const;
+};
+
+// For gtest printing.
+::std::ostream& operator<<(::std::ostream& os, const PanelData& data);
+
+class PanelDataList : public std::vector<PanelData> {
+ public:
+  PanelData* get(Panel* panel);
+  void insertBefore(Panel* before_panel, const PanelData& panel_data);
+  PanelData remove(Panel* panel);
+};
+
 class BasePanelBrowserTest : public InProcessBrowserTest {
  public:
   class MockAutoHidingDesktopBar : public AutoHidingDesktopBar {
@@ -71,6 +96,9 @@ class BasePanelBrowserTest : public InProcessBrowserTest {
                                            Extension::Location location,
                                            const DictionaryValue& extra_value);
 
+  static std::string GetPanelName(int index);
+  static PanelDataList GetAllPanelData();
+
   gfx::Rect testing_work_area() const { return testing_work_area_; }
   void set_testing_work_area(const gfx::Rect& work_area) {
     testing_work_area_ = work_area;