Relocate display_manager from ash to ui

ash/display/display_manager_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 "ash/display/display_manager.h"
+#include "ui/display/manager/display_manager.h"
 
 #include "ash/accelerators/accelerator_commands_aura.h"
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/display/display_configuration_controller.h"
 #include "ash/display/display_util.h"
 #include "ash/display/mirror_window_controller.h"
 #include "ash/display/window_tree_host_manager.h"
 #include "ash/screen_util.h"
 #include "ash/shell.h"
 #include "ash/test/ash_md_test_base.h"
 #include "ash/test/ash_test_base.h"
-#include "ash/test/display_manager_test_api.h"
 #include "ash/test/mirror_window_test_api.h"
 #include "ash/wm/window_state_aura.h"
 #include "base/command_line.h"
 #include "base/format_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "build/build_config.h"
 #include "grit/ash_strings.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window_observer.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/display/display.h"
 #include "ui/display/display_observer.h"
 #include "ui/display/display_switches.h"
 #include "ui/display/manager/display_layout_builder.h"
 #include "ui/display/manager/display_layout_store.h"
 #include "ui/display/manager/display_manager_utilities.h"
 #include "ui/display/manager/managed_display_info.h"
 #include "ui/display/screen.h"
+#include "ui/display/test/display_manager_test_api.h"
 #include "ui/events/test/event_generator.h"
 #include "ui/gfx/font_render_params.h"
 
 namespace ash {
 
 using std::vector;
 using std::string;
 
 using base::StringPrintf;
 
@@ skipping 297 matching lines @@
             display_manager()->GetDisplayAt(1).bounds().ToString());
   EXPECT_EQ("20,680 400x300",
             display_manager()->GetDisplayAt(2).bounds().ToString());
 }
 
 TEST_P(DisplayManagerTest, LayoutMorethanThreeDisplaysTest) {
   if (!SupportsMultipleDisplays())
     return;
 
   int64_t primary_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
-  display::DisplayIdList list = ash::test::CreateDisplayIdListN(
+  display::DisplayIdList list = display::test::CreateDisplayIdListN(
       3, primary_id, primary_id + 1, primary_id + 2);
   {
     // Layout: [2]
     //         [1][P]
     display::DisplayLayoutBuilder builder(primary_id);
     builder.AddDisplayPlacement(list[1], primary_id,
                                 display::DisplayPlacement::LEFT, 10);
     builder.AddDisplayPlacement(list[2], list[1],
                                 display::DisplayPlacement::TOP, 10);
     display_manager()->layout_store()->RegisterLayoutForDisplayIdList(
@@ skipping 50 matching lines @@
 
     EXPECT_EQ("0,0 640x480",
               display_manager()->GetDisplayAt(0).bounds().ToString());
     EXPECT_EQ("20,780 320x200",
               display_manager()->GetDisplayAt(1).bounds().ToString());
     EXPECT_EQ("10,480 400x300",
               display_manager()->GetDisplayAt(2).bounds().ToString());
   }
 
   {
-    list = ash::test::CreateDisplayIdListN(5, primary_id, primary_id + 1,
-                                           primary_id + 2, primary_id + 3,
-                                           primary_id + 4);
+    list = display::test::CreateDisplayIdListN(5, primary_id, primary_id + 1,
+                                               primary_id + 2, primary_id + 3,
+                                               primary_id + 4);
     // Layout: [P][2]
     //      [3][4]
     //      [1]
     display::DisplayLayoutBuilder builder(primary_id);
     builder.AddDisplayPlacement(list[2], primary_id,
                                 display::DisplayPlacement::RIGHT, 10);
     builder.AddDisplayPlacement(list[1], list[3],
                                 display::DisplayPlacement::BOTTOM, 10);
     builder.AddDisplayPlacement(list[3], list[4],
                                 display::DisplayPlacement::LEFT, 10);
@@ skipping 204 matching lines @@
 
 display::ManagedDisplayInfo CreateDisplayInfo(int64_t id,
                                               const gfx::Rect& bounds) {
   display::ManagedDisplayInfo info(id, ToDisplayName(id), false);
   info.SetBounds(bounds);
   return info;
 }
 
 TEST_P(DisplayManagerTest, TestNativeDisplaysChanged) {
   const int64_t internal_display_id =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .SetFirstDisplayAsInternalDisplay();
   const int external_id = 10;
   const int mirror_id = 11;
   const int64_t invalid_id = display::Display::kInvalidDisplayID;
   const display::ManagedDisplayInfo internal_display_info =
       CreateDisplayInfo(internal_display_id, gfx::Rect(0, 0, 500, 500));
   const display::ManagedDisplayInfo external_display_info =
       CreateDisplayInfo(external_id, gfx::Rect(1, 1, 100, 100));
   const display::ManagedDisplayInfo mirroring_display_info =
       CreateDisplayInfo(mirror_id, gfx::Rect(0, 0, 500, 500));
@@ skipping 208 matching lines @@
                            .size()
                            .ToString());
 }
 #endif  // defined(OS_CHROMEOS)
 
 TEST_P(DisplayManagerTest, NativeDisplaysChangedAfterPrimaryChange) {
   if (!SupportsMultipleDisplays())
     return;
 
   const int64_t internal_display_id =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .SetFirstDisplayAsInternalDisplay();
   const display::ManagedDisplayInfo native_display_info =
       CreateDisplayInfo(internal_display_id, gfx::Rect(0, 0, 500, 500));
   const display::ManagedDisplayInfo secondary_display_info =
       CreateDisplayInfo(10, gfx::Rect(1, 1, 100, 100));
 
   std::vector<display::ManagedDisplayInfo> display_info_list;
   display_info_list.push_back(native_display_info);
   display_info_list.push_back(secondary_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
@@ skipping 40 matching lines @@
   scoped_refptr<display::ManagedDisplayMode> expected_mode(
       new display::ManagedDisplayMode(gfx::Size(1000, 500), 0.0f, false,
                                       false));
 
   mode = display_manager()->GetSelectedModeForDisplayId(display_id);
   EXPECT_FALSE(!!mode);
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
 
   // Unsupported resolution.
-  test::SetDisplayResolution(display_manager(), display_id,
-                             gfx::Size(800, 4000));
+  display::test::SetDisplayResolution(display_manager(), display_id,
+                                      gfx::Size(800, 4000));
   mode = display_manager()->GetSelectedModeForDisplayId(display_id);
   EXPECT_FALSE(!!mode);
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
 
   // Supported resolution.
-  test::SetDisplayResolution(display_manager(), display_id,
-                             gfx::Size(800, 300));
+  display::test::SetDisplayResolution(display_manager(), display_id,
+                                      gfx::Size(800, 300));
   mode = display_manager()->GetSelectedModeForDisplayId(display_id);
   EXPECT_TRUE(!!mode);
   EXPECT_EQ("800x300", mode->size().ToString());
   EXPECT_EQ(59.0f, mode->refresh_rate());
   EXPECT_FALSE(mode->native());
 
   expected_mode =
       new display::ManagedDisplayMode(gfx::Size(800, 300), 0.0f, false, false);
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
 
   // Best resolution.
-  test::SetDisplayResolution(display_manager(), display_id,
-                             gfx::Size(1000, 500));
+  display::test::SetDisplayResolution(display_manager(), display_id,
+                                      gfx::Size(1000, 500));
   mode = display_manager()->GetSelectedModeForDisplayId(display_id);
   EXPECT_TRUE(!!mode);
   EXPECT_EQ("1000x500", mode->size().ToString());
   EXPECT_EQ(58.0f, mode->refresh_rate());
   EXPECT_TRUE(mode->native());
 
   expected_mode =
       new display::ManagedDisplayMode(gfx::Size(1000, 500), 0.0f, false, false);
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
@@ skipping 15 matching lines @@
   display_modes.push_back(make_scoped_refptr(new display::ManagedDisplayMode(
       gfx::Size(400, 500), 60.0f, false, false)));
 
   display::ManagedDisplayInfo::ManagedDisplayModeList copy = display_modes;
   native_display_info.SetManagedDisplayModes(copy);
 
   std::vector<display::ManagedDisplayInfo> display_info_list;
   display_info_list.push_back(native_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
   {
-    test::SetDisplayResolution(display_manager(), display_id,
-                               gfx::Size(800, 300));
+    display::test::SetDisplayResolution(display_manager(), display_id,
+                                        gfx::Size(800, 300));
     display::ManagedDisplayInfo new_native_display_info =
         CreateDisplayInfo(display_id, gfx::Rect(0, 0, 400, 500));
     copy = display_modes;
     new_native_display_info.SetManagedDisplayModes(copy);
     std::vector<display::ManagedDisplayInfo> new_display_info_list;
     new_display_info_list.push_back(new_native_display_info);
     display_manager()->OnNativeDisplaysChanged(new_display_info_list);
 
     scoped_refptr<display::ManagedDisplayMode> mode =
         display_manager()->GetSelectedModeForDisplayId(display_id);
     EXPECT_TRUE(!!mode);
     EXPECT_EQ("400x500", mode->size().ToString());
     EXPECT_EQ(60.0f, mode->refresh_rate());
     EXPECT_FALSE(mode->native());
   }
   {
     // Best resolution should find itself on the resolutions list.
-    test::SetDisplayResolution(display_manager(), display_id,
-                               gfx::Size(800, 300));
+    display::test::SetDisplayResolution(display_manager(), display_id,
+                                        gfx::Size(800, 300));
     display::ManagedDisplayInfo new_native_display_info =
         CreateDisplayInfo(display_id, gfx::Rect(0, 0, 1000, 500));
     display::ManagedDisplayInfo::ManagedDisplayModeList copy = display_modes;
     new_native_display_info.SetManagedDisplayModes(copy);
     std::vector<display::ManagedDisplayInfo> new_display_info_list;
     new_display_info_list.push_back(new_native_display_info);
     display_manager()->OnNativeDisplaysChanged(new_display_info_list);
 
     scoped_refptr<display::ManagedDisplayMode> mode =
         display_manager()->GetSelectedModeForDisplayId(display_id);
@@ skipping 50 matching lines @@
   EXPECT_EQ("1 0 0", GetCountSummary());
   reset();
 
   UpdateDisplay("200x200/l");
   EXPECT_EQ("1 0 0", GetCountSummary());
 
   // Having the internal display deactivated should restore user rotation. Newly
   // set rotations should be applied.
   UpdateDisplay("200x200, 200x200");
   const int64_t internal_display_id =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .SetFirstDisplayAsInternalDisplay();
 
   display_manager()->SetDisplayRotation(internal_display_id,
                                         display::Display::ROTATE_90,
                                         display::Display::ROTATION_SOURCE_USER);
   display_manager()->SetDisplayRotation(
       internal_display_id, display::Display::ROTATE_0,
       display::Display::ROTATION_SOURCE_ACTIVE);
 
   const display::ManagedDisplayInfo info =
       GetDisplayInfoForId(internal_display_id);
   EXPECT_EQ(display::Display::ROTATE_0, info.GetActiveRotation());
 
   // Deactivate internal display to simulate Docked Mode.
   vector<display::ManagedDisplayInfo> secondary_only;
   secondary_only.push_back(GetDisplayInfoAt(1));
   display_manager()->OnNativeDisplaysChanged(secondary_only);
 
   const display::ManagedDisplayInfo& post_removal_info =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .GetInternalManagedDisplayInfo(internal_display_id);
   EXPECT_NE(info.GetActiveRotation(), post_removal_info.GetActiveRotation());
   EXPECT_EQ(display::Display::ROTATE_90, post_removal_info.GetActiveRotation());
 
   display_manager()->SetDisplayRotation(
       internal_display_id, display::Display::ROTATE_180,
       display::Display::ROTATION_SOURCE_ACTIVE);
   const display::ManagedDisplayInfo& post_rotation_info =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .GetInternalManagedDisplayInfo(internal_display_id);
   EXPECT_NE(info.GetActiveRotation(), post_rotation_info.GetActiveRotation());
   EXPECT_EQ(display::Display::ROTATE_180,
             post_rotation_info.GetActiveRotation());
 }
 
 // TODO(msw): Broken on Windows. http://crbug.com/584038
 #if defined(OS_CHROMEOS)
 TEST_P(DisplayManagerTest, UIScale) {
-  test::ScopedDisable125DSFForUIScaling disable;
+  display::test::ScopedDisable125DSFForUIScaling disable;
 
   UpdateDisplay("1280x800");
   int64_t display_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.125f);
   EXPECT_EQ(1.0, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.75f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.625f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
 
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.5f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.125f);
   EXPECT_EQ(1.125f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.75f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.625f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.6f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).configured_ui_scale());
 
   UpdateDisplay("1366x768");
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.5f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.125f);
   EXPECT_EQ(1.125f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(1.125f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.75f);
   EXPECT_EQ(0.75f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.6f);
   EXPECT_EQ(0.6f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.625f);
   EXPECT_EQ(0.6f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).configured_ui_scale());
 
   UpdateDisplay("1280x850*2");
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.5f);
   EXPECT_EQ(1.5f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.25f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.125f);
   EXPECT_EQ(1.125f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.0f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
   display::Display display = display::Screen::GetScreen()->GetPrimaryDisplay();
   EXPECT_EQ(2.0f, display.device_scale_factor());
   EXPECT_EQ("640x425", display.bounds().size().ToString());
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.75f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.625f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.6f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).configured_ui_scale());
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 2.0f);
   EXPECT_EQ(2.0f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   display = display::Screen::GetScreen()->GetPrimaryDisplay();
   EXPECT_EQ(1.0f, display.device_scale_factor());
   EXPECT_EQ("1280x850", display.bounds().size().ToString());
 
   // 1.25 ui scaling on 1.25 DSF device should use 1.0 DSF
   // on screen.
   UpdateDisplay("1280x850*1.25");
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.25f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   display = display::Screen::GetScreen()->GetPrimaryDisplay();
   EXPECT_EQ(1.0f, display.device_scale_factor());
   EXPECT_EQ("1280x850", display.bounds().size().ToString());
 }
 #endif  // defined(OS_CHROMEOS)
 
 TEST_P(DisplayManagerTest, UIScaleWithDisplayMode) {
@@ skipping 10 matching lines @@
   native_display_info.SetManagedDisplayModes(mode_list);
 
   std::vector<display::ManagedDisplayInfo> display_info_list;
   display_info_list.push_back(native_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
 
   scoped_refptr<display::ManagedDisplayMode> expected_mode = base_mode;
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
 
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.5f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.125f);
   EXPECT_EQ(1.125f, GetDisplayInfoAt(0).configured_ui_scale());
 
   expected_mode = new display::ManagedDisplayMode(
       expected_mode->size(), expected_mode->refresh_rate(),
       expected_mode->is_interlaced(), expected_mode->native(),
       1.125f /* ui_scale */, expected_mode->device_scale_factor());
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
 
   expected_mode = new display::ManagedDisplayMode(
       expected_mode->size(), expected_mode->refresh_rate(),
       expected_mode->is_interlaced(), expected_mode->native(),
       0.8f /* ui_scale */, expected_mode->device_scale_factor());
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.75f);
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.625f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
 
   expected_mode = new display::ManagedDisplayMode(
       expected_mode->size(), expected_mode->refresh_rate(),
       expected_mode->is_interlaced(), expected_mode->native(),
       0.625f /* ui_scale */, expected_mode->device_scale_factor());
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.6f);
   EXPECT_EQ(0.625f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).configured_ui_scale());
 
   expected_mode = new display::ManagedDisplayMode(
       expected_mode->size(), expected_mode->refresh_rate(),
       expected_mode->is_interlaced(), expected_mode->native(),
       0.5f /* ui_scale */, expected_mode->device_scale_factor());
 
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
@@ skipping 18 matching lines @@
   native_display_info.SetManagedDisplayModes(mode_list);
 
   std::vector<display::ManagedDisplayInfo> display_info_list;
   display_info_list.push_back(native_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
 
   scoped_refptr<display::ManagedDisplayMode> expected_mode = base_mode;
   EXPECT_TRUE(expected_mode->IsEquivalent(
       display_manager()->GetActiveModeForDisplayId(display_id)));
 
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_EQ("960x540", GetDisplayForId(display_id).size().ToString());
 
   // Reset the internal display zoom and expect the UI scale to go to the
   // default 0.8f.
   display_manager()->ResetInternalDisplayZoom();
   EXPECT_EQ(1.25f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   EXPECT_EQ(0.8f, GetDisplayInfoAt(0).configured_ui_scale());
   EXPECT_EQ("1536x864", GetDisplayForId(display_id).size().ToString());
 }
 
 // TODO(msw): Broken on Windows. http://crbug.com/584038
 #if defined(OS_CHROMEOS)
 TEST_P(DisplayManagerTest, Use125DSFForUIScaling) {
   int64_t display_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
 
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
   UpdateDisplay("1920x1080*1.25");
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveUIScale());
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.8f);
   EXPECT_EQ(1.25f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   EXPECT_EQ("1536x864", GetDisplayForId(display_id).size().ToString());
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 0.5f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(0.5f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   EXPECT_EQ("960x540", GetDisplayForId(display_id).size().ToString());
 
-  test::DisplayManagerTestApi(display_manager())
+  display::test::DisplayManagerTestApi(display_manager())
       .SetDisplayUIScale(display_id, 1.25f);
   EXPECT_EQ(1.0f, GetDisplayInfoAt(0).GetEffectiveDeviceScaleFactor());
   EXPECT_EQ(1.25f, GetDisplayInfoAt(0).GetEffectiveUIScale());
   EXPECT_EQ("2400x1350", GetDisplayForId(display_id).size().ToString());
 }
 #endif  // defined(OS_CHROMEOS)
 
 // TODO(msw): Broken on Windows. http://crbug.com/584038
 #if defined(OS_CHROMEOS)
 TEST_P(DisplayManagerTest, FHD125DefaultsTo08UIScaling) {
   int64_t display_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
 
   display_id++;
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
 
   // Setup the display modes with UI-scale.
   display::ManagedDisplayInfo native_display_info =
       CreateDisplayInfo(display_id, gfx::Rect(0, 0, 1920, 1080));
   native_display_info.set_device_scale_factor(1.25);
 
   const scoped_refptr<display::ManagedDisplayMode>& base_mode(
       new display::ManagedDisplayMode(gfx::Size(1920, 1080), 60.0f, false,
                                       false));
   display::ManagedDisplayInfo::ManagedDisplayModeList mode_list =
@@ skipping 11 matching lines @@
 #endif  // defined(OS_CHROMEOS)
 
 // TODO(msw): Broken on Windows. http://crbug.com/584038
 #if defined(OS_CHROMEOS)
 // Don't default to 1.25 DSF if the user already has a prefrence stored for
 // the internal display.
 TEST_P(DisplayManagerTest, FHD125DefaultsTo08UIScalingNoOverride) {
   int64_t display_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
 
   display_id++;
-  test::ScopedSetInternalDisplayId set_internal(display_manager(), display_id);
+  display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                         display_id);
   const gfx::Insets dummy_overscan_insets;
   display_manager()->RegisterDisplayProperty(
       display_id, display::Display::ROTATE_0, 1.0f, &dummy_overscan_insets,
       gfx::Size(), 1.0f, ui::ColorCalibrationProfile());
 
   // Setup the display modes with UI-scale.
   display::ManagedDisplayInfo native_display_info =
       CreateDisplayInfo(display_id, gfx::Rect(0, 0, 1920, 1080));
   native_display_info.set_device_scale_factor(1.25);
 
@@ skipping 33 matching lines @@
   EXPECT_EQ("800x400", info.display_modes()[1]->size().ToString());
   EXPECT_FALSE(info.display_modes()[1]->native());
   EXPECT_EQ(
       "400x200",
       display::Screen::GetScreen()->GetPrimaryDisplay().size().ToString());
   scoped_refptr<display::ManagedDisplayMode> active_mode =
       display_manager()->GetActiveModeForDisplayId(unified_id);
   EXPECT_EQ(1.0f, active_mode->ui_scale());
   EXPECT_EQ("400x200", active_mode->size().ToString());
 
-  EXPECT_TRUE(test::SetDisplayResolution(display_manager(), unified_id,
-                                         gfx::Size(800, 400)));
+  EXPECT_TRUE(display::test::SetDisplayResolution(display_manager(), unified_id,
+                                                  gfx::Size(800, 400)));
   EXPECT_EQ(
       "800x400",
       display::Screen::GetScreen()->GetPrimaryDisplay().size().ToString());
 
   active_mode = display_manager()->GetActiveModeForDisplayId(unified_id);
   EXPECT_EQ(1.0f, active_mode->ui_scale());
   EXPECT_EQ("800x400", active_mode->size().ToString());
 
   // resolution change will not persist in unified desktop mode.
   UpdateDisplay("600x600, 200x200");
@@ skipping 96 matching lines @@
     return;
 
   UpdateDisplay("300x400,400x500");
 
   test::MirrorWindowTestApi test_api;
   EXPECT_EQ(nullptr, test_api.GetHost());
 
   TestDisplayObserver display_observer;
   display::Screen::GetScreen()->AddObserver(&display_observer);
 
-  display_manager()->SetMultiDisplayMode(DisplayManager::MIRRORING);
+  display_manager()->SetMultiDisplayMode(display::DisplayManager::MIRRORING);
   display_manager()->UpdateDisplays();
   RunAllPendingInMessageLoop();
   EXPECT_TRUE(display_observer.changed_and_reset());
   EXPECT_EQ(1U, display_manager()->GetNumDisplays());
   EXPECT_EQ(
       "0,0 300x400",
       display::Screen::GetScreen()->GetPrimaryDisplay().bounds().ToString());
   EXPECT_EQ("400x500", test_api.GetHost()->GetBounds().size().ToString());
   EXPECT_EQ("300x400",
             test_api.GetHost()->window()->bounds().size().ToString());
@@ skipping 52 matching lines @@
       primary_id, display::Display::ROTATE_180,
       display::Display::ROTATION_SOURCE_ACTIVE);
   display_manager()->SetMirrorMode(false);
 }
 
 TEST_P(DisplayManagerTest, SingleDisplayToSoftwareMirroring) {
   if (!SupportsMultipleDisplays())
     return;
   UpdateDisplay("600x400");
 
-  display_manager()->SetMultiDisplayMode(DisplayManager::MIRRORING);
+  display_manager()->SetMultiDisplayMode(display::DisplayManager::MIRRORING);
   UpdateDisplay("600x400,600x400");
 
   EXPECT_TRUE(display_manager()->IsInMirrorMode());
   EXPECT_EQ(1U, display_manager()->GetNumDisplays());
   WindowTreeHostManager* window_tree_host_manager =
       ash::Shell::GetInstance()->window_tree_host_manager();
   EXPECT_TRUE(
       window_tree_host_manager->mirror_window_controller()->GetWindow());
 
   UpdateDisplay("600x400");
@@ skipping 234 matching lines @@
   UpdateDisplay("500x300,400x500");
   // 400 * 300 / 500 + 500 ~= 739.
   EXPECT_EQ(gfx::Size(739, 300), screen->GetPrimaryDisplay().size());
 
   // The default should fit to the internal display.
   std::vector<display::ManagedDisplayInfo> display_info_list;
   display_info_list.push_back(CreateDisplayInfo(10, gfx::Rect(0, 0, 500, 300)));
   display_info_list.push_back(
       CreateDisplayInfo(11, gfx::Rect(500, 0, 400, 500)));
   {
-    test::ScopedSetInternalDisplayId set_internal(display_manager(), 11);
+    display::test::ScopedSetInternalDisplayId set_internal(display_manager(),
+                                                           11);
     display_manager()->OnNativeDisplaysChanged(display_info_list);
     // 500 * 500 / 300 + 400 ~= 1233.
     EXPECT_EQ(gfx::Size(1233, 500), screen->GetPrimaryDisplay().size());
   }
 
   // Switch to 3 displays.
   UpdateDisplay("500x300,400x500,500x300");
   EXPECT_EQ(gfx::Size(1239, 300), screen->GetPrimaryDisplay().size());
 
   // Switch back to extended desktop.
@@ skipping 24 matching lines @@
   display_info_list.push_back(d2);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
   ASSERT_TRUE(display_manager()->IsInMirrorMode());
   display_manager()->SetUnifiedDesktopEnabled(true);
   EXPECT_TRUE(display_manager()->IsInMirrorMode());
 
   // The display manager automaticaclly switches to software mirroring
   // if the displays are configured to use mirroring when running on desktop.
   // This is a workdaround to force the display manager to forget
   // the mirroing layout.
-  display::DisplayIdList list = test::CreateDisplayIdList2(1, 2);
+  display::DisplayIdList list = display::test::CreateDisplayIdList2(1, 2);
   display::DisplayLayoutBuilder builder(
       display_manager()->layout_store()->GetRegisteredDisplayLayout(list));
   builder.SetMirrored(false);
   display_manager()->layout_store()->RegisterLayoutForDisplayIdList(
       list, builder.Build());
 
   // Exit from hardware mirroring.
   d2.SetBounds(gfx::Rect(0, 500, 500, 500));
   display_info_list.clear();
   display_info_list.push_back(d1);
@@ skipping 202 matching lines @@
       CreateDisplayInfo(internal_id, gfx::Rect(0, 0, 500, 500));
   const display::ManagedDisplayInfo external_display_info =
       CreateDisplayInfo(external_id, gfx::Rect(1, 1, 100, 100));
   std::vector<display::ManagedDisplayInfo> display_info_list;
 
   // software mirroring.
   display_info_list.push_back(internal_display_info);
   display_info_list.push_back(external_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
   const int64_t internal_display_id =
-      test::DisplayManagerTestApi(display_manager())
+      display::test::DisplayManagerTestApi(display_manager())
           .SetFirstDisplayAsInternalDisplay();
   EXPECT_EQ(internal_id, internal_display_id);
 
   display_info_list.clear();
   display_info_list.push_back(external_display_info);
   display_manager()->OnNativeDisplaysChanged(display_info_list);
   EXPECT_EQ(1U, display_manager()->active_display_list().size());
 
   EXPECT_TRUE(display_manager()->IsActiveDisplayId(external_id));
   EXPECT_FALSE(display_manager()->IsActiveDisplayId(internal_id));
 
   EXPECT_FALSE(display_manager()->ZoomInternalDisplay(true));
   EXPECT_FALSE(display_manager()->ZoomInternalDisplay(false));
-  EXPECT_FALSE(test::DisplayManagerTestApi(display_manager())
+  EXPECT_FALSE(display::test::DisplayManagerTestApi(display_manager())
                    .SetDisplayUIScale(internal_id, 1.0f));
 }
 
 // Make sure that bad layout information is ignored and does not crash.
 TEST_P(DisplayManagerTest, DontRegisterBadConfig) {
   if (!SupportsMultipleDisplays())
     return;
-  display::DisplayIdList list = ash::test::CreateDisplayIdList2(1, 2);
+  display::DisplayIdList list = display::test::CreateDisplayIdList2(1, 2);
   display::DisplayLayoutBuilder builder(1);
   builder.AddDisplayPlacement(2, 1, display::DisplayPlacement::LEFT, 0);
   builder.AddDisplayPlacement(3, 1, display::DisplayPlacement::BOTTOM, 0);
 
   display_manager()->layout_store()->RegisterLayoutForDisplayIdList(
       list, builder.Build());
 }
 
 class ScreenShutdownTest : public test::AshTestBase {
  public:
@@ skipping 72 matching lines @@
 TEST_F(DisplayManagerFontTest, TextSubpixelPositioningWithDsf100Internal) {
   FontTestHelper helper(1.0f, FontTestHelper::INTERNAL);
   ASSERT_DOUBLE_EQ(
       1.0f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_FALSE(IsTextSubpixelPositioningEnabled());
   EXPECT_NE(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 }
 
 TEST_F(DisplayManagerFontTest, TextSubpixelPositioningWithDsf125Internal) {
-  test::ScopedDisable125DSFForUIScaling disable;
+  display::test::ScopedDisable125DSFForUIScaling disable;
   FontTestHelper helper(1.25f, FontTestHelper::INTERNAL);
   ASSERT_DOUBLE_EQ(
       1.25f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_TRUE(IsTextSubpixelPositioningEnabled());
   EXPECT_EQ(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 }
 
 TEST_F(DisplayManagerFontTest, TextSubpixelPositioningWithDsf200Internal) {
   FontTestHelper helper(2.0f, FontTestHelper::INTERNAL);
   ASSERT_DOUBLE_EQ(
       2.0f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_TRUE(IsTextSubpixelPositioningEnabled());
   EXPECT_EQ(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 
-  test::DisplayManagerTestApi(helper.display_manager())
+  display::test::DisplayManagerTestApi(helper.display_manager())
       .SetDisplayUIScale(display::Screen::GetScreen()->GetPrimaryDisplay().id(),
                          2.0f);
 
   ASSERT_DOUBLE_EQ(
       1.0f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_FALSE(IsTextSubpixelPositioningEnabled());
   EXPECT_NE(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 }
 
@@ skipping 26 matching lines @@
 
 TEST_F(DisplayManagerFontTest,
        TextSubpixelPositioningWithDsf125InternalWithScaling) {
   FontTestHelper helper(1.25f, FontTestHelper::INTERNAL);
   ASSERT_DOUBLE_EQ(
       1.0f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_FALSE(IsTextSubpixelPositioningEnabled());
   EXPECT_NE(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 
-  test::DisplayManagerTestApi(helper.display_manager())
+  display::test::DisplayManagerTestApi(helper.display_manager())
       .SetDisplayUIScale(display::Screen::GetScreen()->GetPrimaryDisplay().id(),
                          0.8f);
 
   ASSERT_DOUBLE_EQ(
       1.25f,
       display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
   EXPECT_TRUE(IsTextSubpixelPositioningEnabled());
   EXPECT_EQ(gfx::FontRenderParams::HINTING_NONE, GetFontHintingParams());
 }
 
@@ skipping 14 matching lines @@
 
 TEST_P(DisplayManagerTest, RejectInvalidLayoutData) {
   display::DisplayLayoutStore* layout_store = display_manager()->layout_store();
   int64_t id1 = 10001;
   int64_t id2 = 10002;
   ASSERT_TRUE(display::CompareDisplayIds(id1, id2));
   display::DisplayLayoutBuilder good_builder(id1);
   good_builder.SetSecondaryPlacement(id2, display::DisplayPlacement::LEFT, 0);
   std::unique_ptr<display::DisplayLayout> good(good_builder.Build());
 
-  display::DisplayIdList good_list = test::CreateDisplayIdList2(id1, id2);
+  display::DisplayIdList good_list =
+      display::test::CreateDisplayIdList2(id1, id2);
   layout_store->RegisterLayoutForDisplayIdList(good_list, good->Copy());
 
   display::DisplayLayoutBuilder bad(id1);
   bad.SetSecondaryPlacement(id2, display::DisplayPlacement::BOTTOM, 0);
 
   display::DisplayIdList bad_list(2);
   bad_list[0] = id2;
   bad_list[1] = id1;
   layout_store->RegisterLayoutForDisplayIdList(bad_list, bad.Build());
 
   EXPECT_EQ(good->ToString(),
             layout_store->GetRegisteredDisplayLayout(good_list).ToString());
 }
 
 TEST_P(DisplayManagerTest, GuessDisplayIdFieldsInDisplayLayout) {
   int64_t id1 = 10001;
   int64_t id2 = 10002;
 
   std::unique_ptr<display::DisplayLayout> old_layout(
       new display::DisplayLayout);
   old_layout->placement_list.emplace_back(display::DisplayPlacement::BOTTOM, 0);
   old_layout->primary_id = id1;
 
   display::DisplayLayoutStore* layout_store = display_manager()->layout_store();
-  display::DisplayIdList list = test::CreateDisplayIdList2(id1, id2);
+  display::DisplayIdList list = display::test::CreateDisplayIdList2(id1, id2);
   layout_store->RegisterLayoutForDisplayIdList(list, std::move(old_layout));
   const display::DisplayLayout& stored =
       layout_store->GetRegisteredDisplayLayout(list);
 
   EXPECT_EQ(id1, stored.placement_list[0].parent_display_id);
   EXPECT_EQ(id2, stored.placement_list[0].display_id);
 }
 
 #endif  // OS_CHROMEOS
 
 }  // namespace ash