Add infrastructure for Chrome Actions

chrome/browser/ui/views/toolbar/chrome_actions_browsertest.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/views/frame/browser_view.h"
+#include "chrome/browser/ui/views/toolbar/browser_action_view.h"
+#include "chrome/browser/ui/views/toolbar/browser_actions_container.h"
+#include "chrome/browser/ui/views/toolbar/chrome_actions_registry.h"
+#include "chrome/browser/ui/views/toolbar/toolbar_action_view_controller.h"
+#include "chrome/browser/ui/views/toolbar/toolbar_view.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "extensions/common/feature_switch.h"
+#include "grit/theme_resources.h"
+#include "ui/base/resource/resource_bundle.h"
+
+namespace {
+
+class MockChromeAction : public ToolbarActionViewController {
+ public:
+  MockChromeAction() : click_count_(0u) {}
+  virtual ~MockChromeAction() {}
+
+  // ToolbarActionButtonController:
+  virtual void SetDelegate(ToolbarActionViewDelegate* delegate) override {}
+  virtual gfx::Image GetIcon(int tab_id) override {
+    return ui::ResourceBundle::GetSharedInstance().GetImageNamed(
+        IDR_BROWSER_ACTION);
+  }
+  virtual base::string16 GetAccessibleName(int tab_id) const override {
+    return base::ASCIIToUTF16("Chrome Action");
+  }
+  virtual base::string16 GetTooltip(int tab_id) const override {
+    return GetAccessibleName(tab_id);
+  }
+  virtual bool IsEnabled(int tab_id) const override { return true; }
+  virtual bool HasPopup(int tab_id) const override { return true; }
+  virtual void HidePopup() override {}
+  virtual bool IsMenuRunning() const override { return false; }
+  virtual void ExecuteActionByUser() override { ++click_count_; }
+
+  size_t click_count() const { return click_count_; }
+
+ private:
+  size_t click_count_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockChromeAction);
+};
+
+ScopedVector<ToolbarActionViewController> GetChromeActions() {
+  ScopedVector<ToolbarActionViewController> chrome_actions;
+  chrome_actions.push_back(new MockChromeAction());
+  return chrome_actions.Pass();
+}
+
+}  // namespace
+
+class ChromeActionsBrowserTest : public InProcessBrowserTest {
+ protected:
+  ChromeActionsBrowserTest() {}
+  virtual ~ChromeActionsBrowserTest() {}
+
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
+    InProcessBrowserTest::SetUpCommandLine(command_line);
+    enable_redesign_.reset(new extensions::FeatureSwitch::ScopedOverride(
+        extensions::FeatureSwitch::extension_action_redesign(), true));
+    ChromeActionsRegistry::SetTestingChromeActionsFunction(&GetChromeActions);
+  }
+
+ private:
+  scoped_ptr<extensions::FeatureSwitch::ScopedOverride> enable_redesign_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeActionsBrowserTest);
+};
+
+// Test that Chrome Actions appear in the browser actions container and can
+// receive click events properly.
+IN_PROC_BROWSER_TEST_F(ChromeActionsBrowserTest,
+                       ChromeActionsShowUpAndRespondToClicks) {
+  BrowserActionsContainer* browser_actions_container =
+      BrowserView::GetBrowserViewForBrowser(browser())
+          ->toolbar()->browser_actions();
+
+  // There should be only one chrome action view.
+  ASSERT_EQ(1u, browser_actions_container->num_chrome_actions());
+
+  BrowserActionView* view =
+      browser_actions_container->GetChromeActionViewAt(0u);
+  ASSERT_EQ(BrowserActionView::TYPE_CHROME_ACTION, view->type());
+  MockChromeAction* mock_chrome_action =
+      static_cast<MockChromeAction*>(view->view_controller());
+
+  // Test that clicking on the chrome action works.
+  EXPECT_EQ(0u, mock_chrome_action->click_count());
+  view->Activate();
+  EXPECT_EQ(1u, mock_chrome_action->click_count());
+}