Enable keyboard navigation for Desktopcapture window selection dialog

chrome/browser/ui/views/desktop_media_picker_views_unittest.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/bind.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/media/fake_desktop_media_list.h"
 #include "chrome/browser/ui/views/desktop_media_picker_views.h"
 #include "components/web_modal/test_web_contents_modal_dialog_host.h"
@@ skipping 69 matching lines @@
       GetPickerDialogView()->IsDialogButtonEnabled(ui::DIALOG_BUTTON_OK));
 
   GetPickerDialogView()->GetMediaSourceViewForTesting(0)->OnFocus();
   EXPECT_TRUE(
       GetPickerDialogView()->IsDialogButtonEnabled(ui::DIALOG_BUTTON_OK));
 
   GetPickerDialogView()->GetDialogClientView()->AcceptWindow();
   base::RunLoop().RunUntilIdle();
 }
 
+// Verifies that a MediaSourceView is selected with mouse left click and
+// original selected MediaSourceView gets unselected.
+TEST_F(DesktopMediaPickerViewsTest, SelectMediaSourceViewOnSingleClick) {
+  media_list_->AddSource(0);
+  media_list_->AddSource(1);
+
+  DesktopMediaSourceView* source_view_0 =
+      GetPickerDialogView()->GetMediaSourceViewForTesting(0);
+
+  DesktopMediaSourceView* source_view_1 =
+      GetPickerDialogView()->GetMediaSourceViewForTesting(1);
+
+  // Both media source views are not selected initially.
+  EXPECT_FALSE(source_view_0->is_selected());
+  EXPECT_FALSE(source_view_1->is_selected());
+
+  // Source view 0 is selected with mouse click.
+  ui::MouseEvent press(ui::ET_MOUSE_PRESSED, gfx::Point(), gfx::Point(),
+                       ui::EventTimeForNow(), ui::EF_LEFT_MOUSE_BUTTON, 0);
+
+  GetPickerDialogView()->GetMediaSourceViewForTesting(0)->OnMousePressed(press);
+
+  EXPECT_TRUE(source_view_0->is_selected());
+  EXPECT_FALSE(source_view_1->is_selected());
+
+  // Source view 1 is selected and source view 0 is unselected with mouse click.
+  GetPickerDialogView()->GetMediaSourceViewForTesting(1)->OnMousePressed(press);
+
+  EXPECT_FALSE(source_view_0->is_selected());
+  EXPECT_TRUE(source_view_1->is_selected());
+}
+
 TEST_F(DesktopMediaPickerViewsTest, DoneCallbackCalledOnDoubleClick) {
   const int kFakeId = 222;
   EXPECT_CALL(*this,
               OnPickerDone(content::DesktopMediaID(
                   content::DesktopMediaID::TYPE_WINDOW, kFakeId)));
 
   media_list_->AddSource(kFakeId);
 
   ui::MouseEvent double_click(ui::ET_MOUSE_PRESSED, gfx::Point(), gfx::Point(),
                               ui::EventTimeForNow(),
@@ skipping 78 matching lines @@
 
   GetPickerDialogView()->GetMediaSourceViewForTesting(0)->OnFocus();
   EXPECT_TRUE(
       GetPickerDialogView()->IsDialogButtonEnabled(ui::DIALOG_BUTTON_OK));
 
   media_list_->RemoveSource(0);
   EXPECT_FALSE(
       GetPickerDialogView()->IsDialogButtonEnabled(ui::DIALOG_BUTTON_OK));
 }
 
+// Verifies that the MediaListView get the initial focus.
+TEST_F(DesktopMediaPickerViewsTest, ListViewHasInitialFocus) {
+  EXPECT_TRUE(GetPickerDialogView()->GetMediaListViewForTesting()->HasFocus());
+}
+
 }  // namespace views