Skip mulitple-dispay tests on win8

ash/touch/touch_observer_hud_unittest.cc

 // Copyright (c) 2013 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/touch/touch_observer_hud.h"
 
 #include "ash/ash_switches.h"
 #include "ash/display/display_manager.h"
 #include "ash/root_window_controller.h"
 #include "ash/test/ash_test_base.h"
@@ skipping 225 matching lines @@
   DisplayInfo external_display_info_;
   DisplayInfo mirrored_display_info_;
 
   std::vector<DisplayInfo> display_info_list_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchHudTest);
 };
 
 // Checks if touch HUDs are correctly initialized for displays.
 TEST_F(TouchHudTest, Basic) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Check if touch HUDs are set correctly and associated with appropriate
   // displays.
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when primary display is changed.
 TEST_F(TouchHudTest, SwapPrimaryDisplay) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Set the primary display to the external one.
   SetExternalAsPrimary();
 
   // Check if displays' touch HUDs are not swapped as root windows are.
   EXPECT_EQ(external_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(internal_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 
   // Set the primary display back to the internal one.
   SetInternalAsPrimary();
 
   // Check if displays' touch HUDs are not swapped back as root windows are.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(external_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when displays are mirrored.
 TEST_F(TouchHudTest, MirrorDisplays) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Mirror displays.
   MirrorDisplays();
 
   // Check if the internal display is intact.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   CheckInternalDisplay();
 
   // Unmirror displays.
   UnmirrorDisplays();
 
   // Check if external display is added back correctly.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(external_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when displays are mirrored after
 // setting the external display as the primary one.
 TEST_F(TouchHudTest, SwapPrimaryThenMirrorDisplays) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Set the primary display to the external one.
   SetExternalAsPrimary();
 
   // Mirror displays.
   MirrorDisplays();
 
   // Check if the internal display is set as the primary one.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   CheckInternalDisplay();
 
   // Unmirror displays.
   UnmirrorDisplays();
 
   // Check if the external display is added back as the primary display and
   // touch HUDs are set correctly.
   EXPECT_EQ(external_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(internal_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when the external display, which
 // is the secondary one, is removed.
 TEST_F(TouchHudTest, RemoveSecondaryDisplay) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Remove external display which is the secondary one.
   RemoveExternalDisplay();
 
   // Check if the internal display is intact.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   CheckInternalDisplay();
 
   // Add external display back.
   AddExternalDisplay();
 
   // Check if displays' touch HUDs are set correctly.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(external_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when the external display, which
 // is set as the primary display, is removed.
 TEST_F(TouchHudTest, RemovePrimaryDisplay) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a dual display setting.
   SetupDualDisplays();
 
   // Set the primary display to the external one.
   SetExternalAsPrimary();
 
   // Remove the external display which is the primary display.
   RemoveExternalDisplay();
 
   // Check if the internal display is set as the primary one.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   CheckInternalDisplay();
 
   // Add the external display back.
   AddExternalDisplay();
 
   // Check if the external display is set as primary and touch HUDs are set
   // correctly.
   EXPECT_EQ(external_display_id(), GetPrimaryDisplay().id());
   EXPECT_EQ(internal_display_id(), GetSecondaryDisplay().id());
   CheckInternalDisplay();
   CheckExternalDisplay();
 }
 
 // Checks if touch HUDs are correctly handled when all displays are removed.
 TEST_F(TouchHudTest, Headless) {
+  if (!SupportsMultipleDisplays())
+    return;
+
   // Setup a single display setting.
   SetupSingleDisplay();
 
   // Remove the only display which is the internal one.
   RemoveInternalDisplay();
 
   // Add the internal display back.
   AddInternalDisplay();
 
   // Check if the display's touch HUD is set correctly.
   EXPECT_EQ(internal_display_id(), GetPrimaryDisplay().id());
   CheckInternalDisplay();
 }
 
 }  // namespace internal
 }  // namespace ash