Added capability on Windows to get the physical dimensions of your attached monitors. Also added th…

ui/gfx/display_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 "ui/gfx/display.h"
 
 #include "base/command_line.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/insets.h"
 #include "ui/gfx/switches.h"
@@ skipping 44 matching lines @@
   Display::ResetForceDeviceScaleFactorForTesting();
 
   // Look ma, no value!
   base::CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kForceDeviceScaleFactor);
 
   EXPECT_EQ(1, Display::GetForcedDeviceScaleFactor());
   Display::ResetForceDeviceScaleFactorForTesting();
 }
 
+TEST(DisplayTest, PhysicalSize) {
+  Display display;
+  EXPECT_FALSE(display.IsPhysicalSizeAvailable());
+  display.SetPhysicalSizeMm(gfx::Size(420, 69));
+  EXPECT_TRUE(display.IsPhysicalSizeAvailable());
+  gfx::Size size = display.GetPhysicalSizeMm();
+  EXPECT_EQ(420, size.width());
+  EXPECT_EQ(69, size.height());
+}
+
 }  // namespace
 
 }  // namespace gfx