Move icon fallbacks into ExtensionAction.

chrome/common/extensions/extension_action_unittest.cc

Index: chrome/common/extensions/extension_action_unittest.cc
diff --git a/chrome/common/extensions/extension_action_unittest.cc b/chrome/common/extensions/extension_action_unittest.cc
index 23696f0f1c33fced8b68586fc80d463de09edea5..ad4db52a622320cb60a1e5c9127052b3035ca141 100644
--- a/chrome/common/extensions/extension_action_unittest.cc
+++ b/chrome/common/extensions/extension_action_unittest.cc
@@ -8,14 +8,21 @@
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension_action.h"
 #include "googleurl/src/gurl.h"
+#include "grit/theme_resources.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkBitmap.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/image/image.h"
 #include "ui/gfx/skia_util.h"
 #include "webkit/glue/image_decoder.h"
 
-using gfx::BitmapsAreEqual;
+namespace {
 
-static SkBitmap LoadIcon(const std::string& filename) {
+bool ImagesAreEqual(const gfx::Image& i1, const gfx::Image& i2) {
+  return gfx::BitmapsAreEqual(*i1.ToSkBitmap(), *i2.ToSkBitmap());
+}
+
+gfx::Image LoadIcon(const std::string& filename) {
   FilePath path;
   PathService::Get(chrome::DIR_TEST_DATA, &path);
   path = path.AppendASCII("extensions").AppendASCII(filename);
@@ -29,13 +36,19 @@ static SkBitmap LoadIcon(const std::string& filename) {
   webkit_glue::ImageDecoder decoder;
   bitmap = decoder.Decode(data, file_contents.length());
 
-  return bitmap;
+  return gfx::Image(bitmap);
 }
 
-TEST(ExtensionActionTest, TabSpecificState) {
-  ExtensionAction action("", ExtensionAction::TYPE_PAGE);
+class ExtensionActionTest : public testing::Test {
+ public:
+  ExtensionActionTest()
+      : action("", ExtensionAction::TYPE_PAGE) {
+  }
 
-  // title
+  ExtensionAction action;
+};
+
+TEST_F(ExtensionActionTest, Title) {
   ASSERT_EQ("", action.GetTitle(1));
   action.SetTitle(ExtensionAction::kDefaultTabId, "foo");
   ASSERT_EQ("foo", action.GetTitle(1));
@@ -47,32 +60,58 @@ TEST(ExtensionActionTest, TabSpecificState) {
   ASSERT_EQ("baz", action.GetTitle(1));
   action.ClearAllValuesForTab(100);
   ASSERT_EQ("baz", action.GetTitle(100));
+}
+
+TEST_F(ExtensionActionTest, Icon) {
+  gfx::Image puzzle_piece =
+      ui::ResourceBundle::GetSharedInstance().GetImageNamed(
+          IDR_EXTENSIONS_FAVICON);
+  gfx::Image icon1 = LoadIcon("icon1.png");
+  gfx::Image icon2 = LoadIcon("icon2.png");
+  ASSERT_TRUE(ImagesAreEqual(puzzle_piece, action.GetIcon(1)));
+
+  action.set_default_icon_path("the_default.png");
+  ASSERT_TRUE(ImagesAreEqual(puzzle_piece, action.GetIcon(1)))
+      << "Still returns the puzzle piece because the image isn't loaded yet.";
+  action.CacheIcon("the_default.png", icon2);
+  ASSERT_TRUE(ImagesAreEqual(icon2, action.GetIcon(1)));
+
+  action.SetIcon(ExtensionAction::kDefaultTabId, *icon1.ToSkBitmap());
+  ASSERT_TRUE(ImagesAreEqual(icon1, action.GetIcon(100)))
+      << "SetIcon(kDefaultTabId) overrides the default_icon_path.";
+
+  action.SetIcon(100, *icon2.ToSkBitmap());
+  ASSERT_TRUE(ImagesAreEqual(icon1, action.GetIcon(1)));
+  ASSERT_TRUE(ImagesAreEqual(icon2, action.GetIcon(100)));
+}
+
+TEST_F(ExtensionActionTest, IconIndex) {
+  gfx::Image icon1 = LoadIcon("icon1.png");
+  gfx::Image icon2 = LoadIcon("icon2.png");
+  gfx::Image puzzle_piece =
+      ui::ResourceBundle::GetSharedInstance().GetImageNamed(
+          IDR_EXTENSIONS_FAVICON);
 
-  // icon
-  SkBitmap icon1 = LoadIcon("icon1.png");
-  SkBitmap icon2 = LoadIcon("icon2.png");
-  ASSERT_TRUE(action.GetIcon(1).isNull());
-  action.SetIcon(ExtensionAction::kDefaultTabId, icon1);
-  ASSERT_TRUE(BitmapsAreEqual(icon1, action.GetIcon(100)));
-  action.SetIcon(100, icon2);
-  ASSERT_TRUE(BitmapsAreEqual(icon1, action.GetIcon(1)));
-  ASSERT_TRUE(BitmapsAreEqual(icon2, action.GetIcon(100)));
-
-  // icon index
   ASSERT_EQ(-1, action.GetIconIndex(1));
   action.icon_paths()->push_back("foo.png");
   action.icon_paths()->push_back("bar.png");
   action.SetIconIndex(ExtensionAction::kDefaultTabId, 1);
   ASSERT_EQ(1, action.GetIconIndex(1));
   ASSERT_EQ(1, action.GetIconIndex(100));
+  ASSERT_TRUE(ImagesAreEqual(puzzle_piece, action.GetIcon(100)))
+      << "Non-loaded icon gets the puzzle piece.";
+  action.CacheIcon("bar.png", icon1);
+  ASSERT_TRUE(ImagesAreEqual(icon1, action.GetIcon(100)));
+
   action.SetIconIndex(100, 0);
   ASSERT_EQ(0, action.GetIconIndex(100));
   ASSERT_EQ(1, action.GetIconIndex(1));
   action.ClearAllValuesForTab(100);
   ASSERT_EQ(1, action.GetIconIndex(100));
   ASSERT_EQ(1, action.GetIconIndex(1));
+}
 
-  // visibility
+TEST_F(ExtensionActionTest, Visibility) {
   ASSERT_FALSE(action.GetIsVisible(1));
   action.SetIsVisible(ExtensionAction::kDefaultTabId, true);
   ASSERT_TRUE(action.GetIsVisible(1));
@@ -86,8 +125,9 @@ TEST(ExtensionActionTest, TabSpecificState) {
   action.ClearAllValuesForTab(100);
   ASSERT_FALSE(action.GetIsVisible(1));
   ASSERT_FALSE(action.GetIsVisible(100));
+}
 
-  // badge text
+TEST_F(ExtensionActionTest, Badge) {
   ASSERT_EQ("", action.GetBadgeText(1));
   action.SetBadgeText(ExtensionAction::kDefaultTabId, "foo");
   ASSERT_EQ("foo", action.GetBadgeText(1));
@@ -99,8 +139,9 @@ TEST(ExtensionActionTest, TabSpecificState) {
   ASSERT_EQ("baz", action.GetBadgeText(1));
   action.ClearAllValuesForTab(100);
   ASSERT_EQ("baz", action.GetBadgeText(100));
+}
 
-  // badge text color
+TEST_F(ExtensionActionTest, BadgeTextColor) {
   ASSERT_EQ(0x00000000u, action.GetBadgeTextColor(1));
   action.SetBadgeTextColor(ExtensionAction::kDefaultTabId, 0xFFFF0000u);
   ASSERT_EQ(0xFFFF0000u, action.GetBadgeTextColor(1));
@@ -112,8 +153,9 @@ TEST(ExtensionActionTest, TabSpecificState) {
   ASSERT_EQ(0xFF0000FFu, action.GetBadgeTextColor(1));
   action.ClearAllValuesForTab(100);
   ASSERT_EQ(0xFF0000FFu, action.GetBadgeTextColor(100));
+}
 
-  // badge background color
+TEST_F(ExtensionActionTest, BadgeBackgroundColor) {
   ASSERT_EQ(0x00000000u, action.GetBadgeBackgroundColor(1));
   action.SetBadgeBackgroundColor(ExtensionAction::kDefaultTabId,
                                  0xFFFF0000u);
@@ -127,8 +169,9 @@ TEST(ExtensionActionTest, TabSpecificState) {
   ASSERT_EQ(0xFF0000FFu, action.GetBadgeBackgroundColor(1));
   action.ClearAllValuesForTab(100);
   ASSERT_EQ(0xFF0000FFu, action.GetBadgeBackgroundColor(100));
+}
 
-  // popup url
+TEST_F(ExtensionActionTest, PopupUrl) {
   GURL url_unset;
   GURL url_foo("http://www.example.com/foo.html");
   GURL url_bar("http://www.example.com/bar.html");
@@ -155,3 +198,5 @@ TEST(ExtensionActionTest, TabSpecificState) {
   ASSERT_EQ(url_baz, action.GetPopupUrl(1));
   ASSERT_EQ(url_baz, action.GetPopupUrl(100));
 }
+
+}  // namespace