Use focused RenderWidgetHostImpl instead of TextInputManager::GetActiveWidget() to obtain TextSelec…

content/browser/renderer_host/render_widget_host_view_aura_unittest.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <tuple>
@@ skipping 58 matching lines @@
 #include "ui/aura/env.h"
 #include "ui/aura/layout_manager.h"
 #include "ui/aura/test/aura_test_helper.h"
 #include "ui/aura/test/aura_test_utils.h"
 #include "ui/aura/test/test_cursor_client.h"
 #include "ui/aura/test/test_screen.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/aura/window_observer.h"
+#include "ui/base/clipboard/clipboard.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/layer_tree_owner.h"
 #include "ui/compositor/test/draw_waiter_for_test.h"
 #include "ui/events/blink/blink_event_util.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/gesture_detection/gesture_configuration.h"
 #include "ui/events/keycodes/dom/dom_code.h"
 #include "ui/events/keycodes/dom/keycode_converter.h"
@@ skipping 67 matching lines @@
   OverscrollMode current_mode_;
   OverscrollMode completed_mode_;
   float delta_x_;
   float delta_y_;
 
   DISALLOW_COPY_AND_ASSIGN(TestOverscrollDelegate);
 };
 
 class MockRenderWidgetHostDelegate : public RenderWidgetHostDelegate {
  public:
-  MockRenderWidgetHostDelegate() : rwh_(nullptr), is_fullscreen_(false) {}
+  MockRenderWidgetHostDelegate()
+      : rwh_(nullptr), is_fullscreen_(false), focused_widget_(nullptr) {}
   ~MockRenderWidgetHostDelegate() override {}
   const NativeWebKeyboardEvent* last_event() const { return last_event_.get(); }
   void set_widget_host(RenderWidgetHostImpl* rwh) { rwh_ = rwh; }
   void set_is_fullscreen(bool is_fullscreen) { is_fullscreen_ = is_fullscreen; }
   TextInputManager* GetTextInputManager() override {
     return &text_input_manager_;
   }
+  RenderWidgetHostImpl* GetFocusedRenderWidgetHost(
+      RenderWidgetHostImpl* widget_host) override {
+    return !!focused_widget_ ? focused_widget_ : widget_host;
+  }
+  void set_focused_widget(RenderWidgetHostImpl* focused_widget) {
+    focused_widget_ = focused_widget;
+  }
 
  protected:
   // RenderWidgetHostDelegate:
   bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
                               bool* is_keyboard_shortcut) override {
     last_event_.reset(new NativeWebKeyboardEvent(event));
     return true;
   }
   void Cut() override {}
   void Copy() override {}
   void Paste() override {}
   void SelectAll() override {}
   void SendScreenRects() override {
     if (rwh_)
       rwh_->SendScreenRects();
   }
   bool IsFullscreenForCurrentTab() const override { return is_fullscreen_; }
 
  private:
   std::unique_ptr<NativeWebKeyboardEvent> last_event_;
   RenderWidgetHostImpl* rwh_;
   bool is_fullscreen_;
   TextInputManager text_input_manager_;
+  RenderWidgetHostImpl* focused_widget_;
 
   DISALLOW_COPY_AND_ASSIGN(MockRenderWidgetHostDelegate);
 };
 
 // Simple observer that keeps track of changes to a window for tests.
 class TestWindowObserver : public aura::WindowObserver {
  public:
   explicit TestWindowObserver(aura::Window* window_to_observe)
       : window_(window_to_observe) {
     window_->AddObserver(this);
@@ skipping 354 matching lines @@
         WebInputEventTraits::GetUniqueTouchEventId(*event));
   }
 
   const ui::MotionEventAura& pointer_state() {
     return view_->pointer_state_for_test();
   }
 
  protected:
   BrowserContext* browser_context() { return browser_context_.get(); }
 
+  MockRenderWidgetHostDelegate* render_widget_host_delegate() const {
+    return delegates_.back().get();
+  }
+
   // Sets the |view| active in TextInputManager with the given |type|. |type|
   // cannot be ui::TEXT_INPUT_TYPE_NONE.
+  // Must not be called in the destruction path of |view|.
   void ActivateViewForTextInputManager(RenderWidgetHostViewBase* view,
                                        ui::TextInputType type) {
     DCHECK_NE(ui::TEXT_INPUT_TYPE_NONE, type);
+    // First mock-focus the widget if not already.
+    if (render_widget_host_delegate()->GetFocusedRenderWidgetHost(
+            widget_host_) != view->GetRenderWidgetHost()) {
+      render_widget_host_delegate()->set_focused_widget(
+          RenderWidgetHostImpl::From(view->GetRenderWidgetHost()));
+    }
+
     TextInputManager* manager =
         static_cast<RenderWidgetHostImpl*>(view->GetRenderWidgetHost())
             ->delegate()
             ->GetTextInputManager();
     if (manager->GetActiveWidget()) {
       manager->active_view_for_testing()->TextInputStateChanged(
           TextInputState());
     }
 
     if (!view)
@@ skipping 3640 matching lines @@
 
     RenderWidgetHost* widget_for_third_process =
         view_for_third_process_->GetRenderWidgetHost();
     view_for_third_process_->Destroy();
     delete widget_for_third_process;
 
     RenderWidgetHostViewAuraTest::TearDown();
   }
 
  protected:
-  MockRenderWidgetHostDelegate* render_widget_host_delegate() const {
-    return delegates_.back().get();
-  }
-
   ui::TextInputClient* text_input_client() const { return view_; }
 
   bool has_composition_text() const {
     return tab_view()->has_composition_text_;
   }
 
   MockRenderProcessHost* CreateNewProcessHost() {
     MockRenderProcessHost* process_host =
         new MockRenderProcessHost(browser_context());
     return process_host;
@@ skipping 282 matching lines @@
     // This method always returns true.
     EXPECT_TRUE(text_input_client()->GetSelectionRange(&range_from_client));
     EXPECT_EQ(expected_range, range_from_client);
 
     // Changing range to make sure that the next view has a different text
     // selection.
     expected_range.set_end(expected_range.end() + 1U);
   }
 }
 
+#if defined(USE_X11) && !defined(OS_CHROMEOS)
+// This test will verify that after selection, the selected text is written to
+// the clipboard from the focused widget.
+TEST_F(InputMethodStateAuraTest, SelectedTextCopiedToClipboard) {
+  ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
+  EXPECT_TRUE(!!clipboard);
+  std::vector<std::string> texts = {"text0", "text1", "text2", "text3"};
+  for (auto index : active_view_sequence_) {
+    clipboard->Clear(ui::CLIPBOARD_TYPE_SELECTION);
+
+    // Focus the corresponding widget.
+    render_widget_host_delegate()->set_focused_widget(
+        RenderWidgetHostImpl::From(views_[index]->GetRenderWidgetHost()));
+
+    // Change the selection of the currently focused widget. It suffices to just
+    // call the method on the view.
+    base::string16 expected_text = base::ASCIIToUTF16(texts[index]);
+    views_[index]->SelectionChanged(expected_text, 0U, gfx::Range(0, 5));
+
+    // Retrieve the selected text from clipboard and verify it is as expected.
+    base::string16 result_text;
+    clipboard->ReadText(ui::CLIPBOARD_TYPE_SELECTION, &result_text);
+    EXPECT_EQ(expected_text, result_text);
+  }
+}
+#endif
+
 }  // namespace content