ash/display/display_info_unittest.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/display/display_info.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace ash {
  10 namespace {
  11
  12 std::string GetModeSizeInDIP(const gfx::Size& size,
  13                              float device_scale_factor,
  14                              float ui_scale,
  15                              bool is_internal) {
  16   DisplayMode mode;
  17   mode.size = size;
  18   mode.device_scale_factor = device_scale_factor;
  19   mode.ui_scale = ui_scale;
  20   return mode.GetSizeInDIP(is_internal).ToString();
  21 }
  22
  23 }  // namespace
  24
  25 typedef testing::Test DisplayInfoTest;
  26
  27 TEST_F(DisplayInfoTest, CreateFromSpec) {
  28   DisplayInfo info = DisplayInfo::CreateFromSpecWithID("200x100", 10);
  29   EXPECT_EQ(10, info.id());
  30   EXPECT_EQ("0,0 200x100", info.bounds_in_native().ToString());
  31   EXPECT_EQ("200x100", info.size_in_pixel().ToString());
  32   EXPECT_EQ(gfx::Display::ROTATE_0, info.rotation());
  33   EXPECT_EQ("0,0,0,0", info.overscan_insets_in_dip().ToString());
  34   EXPECT_EQ(1.0f, info.configured_ui_scale());
  35
  36   info = DisplayInfo::CreateFromSpecWithID("10+20-300x400*2/o", 10);
  37   EXPECT_EQ("10,20 300x400", info.bounds_in_native().ToString());
  38   EXPECT_EQ("288x380", info.size_in_pixel().ToString());
  39   EXPECT_EQ(gfx::Display::ROTATE_0, info.rotation());
  40   EXPECT_EQ("5,3,5,3", info.overscan_insets_in_dip().ToString());
  41
  42   info = DisplayInfo::CreateFromSpecWithID("10+20-300x400*2/ob", 10);
  43   EXPECT_EQ("10,20 300x400", info.bounds_in_native().ToString());
  44   EXPECT_EQ("288x380", info.size_in_pixel().ToString());
  45   EXPECT_EQ(gfx::Display::ROTATE_0, info.rotation());
  46   EXPECT_EQ("5,3,5,3", info.overscan_insets_in_dip().ToString());
  47
  48   info = DisplayInfo::CreateFromSpecWithID("10+20-300x400*2/or", 10);
  49   EXPECT_EQ("10,20 300x400", info.bounds_in_native().ToString());
  50   EXPECT_EQ("380x288", info.size_in_pixel().ToString());
  51   EXPECT_EQ(gfx::Display::ROTATE_90, info.rotation());
  52   // TODO(oshima): This should be rotated too. Fix this.
  53   EXPECT_EQ("5,3,5,3", info.overscan_insets_in_dip().ToString());
  54
  55   info = DisplayInfo::CreateFromSpecWithID("10+20-300x400*2/l@1.5", 10);
  56   EXPECT_EQ("10,20 300x400", info.bounds_in_native().ToString());
  57   EXPECT_EQ(gfx::Display::ROTATE_270, info.rotation());
  58   EXPECT_EQ(1.5f, info.configured_ui_scale());
  59
  60   info = DisplayInfo::CreateFromSpecWithID(
  61       "200x200#300x200|200x200%59.9|100x100%60|150x100*2|150x150*1.25%30", 10);
  62
  63   EXPECT_EQ("0,0 200x200", info.bounds_in_native().ToString());
  64   EXPECT_EQ(5u, info.display_modes().size());
  65   // Modes are sorted in DIP for external display.
  66   EXPECT_EQ("150x100", info.display_modes()[0].size.ToString());
  67   EXPECT_EQ("100x100", info.display_modes()[1].size.ToString());
  68   EXPECT_EQ("150x150", info.display_modes()[2].size.ToString());
  69   EXPECT_EQ("200x200", info.display_modes()[3].size.ToString());
  70   EXPECT_EQ("300x200", info.display_modes()[4].size.ToString());
  71
  72   EXPECT_EQ(0.0f, info.display_modes()[0].refresh_rate);
  73   EXPECT_EQ(60.0f, info.display_modes()[1].refresh_rate);
  74   EXPECT_EQ(30.0f, info.display_modes()[2].refresh_rate);
  75   EXPECT_EQ(59.9f, info.display_modes()[3].refresh_rate);
  76   EXPECT_EQ(0.0f, info.display_modes()[4].refresh_rate);
  77
  78   EXPECT_EQ(2.0f, info.display_modes()[0].device_scale_factor);
  79   EXPECT_EQ(1.0f, info.display_modes()[1].device_scale_factor);
  80   EXPECT_EQ(1.25f, info.display_modes()[2].device_scale_factor);
  81   EXPECT_EQ(1.0f, info.display_modes()[3].device_scale_factor);
  82   EXPECT_EQ(1.0f, info.display_modes()[4].device_scale_factor);
  83
  84   EXPECT_FALSE(info.display_modes()[0].native);
  85   EXPECT_FALSE(info.display_modes()[1].native);
  86   EXPECT_FALSE(info.display_modes()[2].native);
  87   EXPECT_FALSE(info.display_modes()[3].native);
  88   EXPECT_TRUE(info.display_modes()[4].native);
  89 }
  90
  91 TEST_F(DisplayInfoTest, DisplayModeGetSizeInDIPNormal) {
  92   gfx::Size size(1366, 768);
  93   EXPECT_EQ("1536x864", GetModeSizeInDIP(size, 1.0f, 1.125f, true));
  94   EXPECT_EQ("1366x768", GetModeSizeInDIP(size, 1.0f, 1.0f, true));
  95   EXPECT_EQ("1092x614", GetModeSizeInDIP(size, 1.0f, 0.8f, true));
  96   EXPECT_EQ("853x480", GetModeSizeInDIP(size, 1.0f, 0.625f, true));
  97   EXPECT_EQ("683x384", GetModeSizeInDIP(size, 1.0f, 0.5f, true));
  98 }
  99
 100 TEST_F(DisplayInfoTest, DisplayModeGetSizeInDIPHiDPI) {
 101   gfx::Size size(2560, 1700);
 102   EXPECT_EQ("2560x1700", GetModeSizeInDIP(size, 2.0f, 2.0f, true));
 103   EXPECT_EQ("1920x1275", GetModeSizeInDIP(size, 2.0f, 1.5f, true));
 104   EXPECT_EQ("1600x1062", GetModeSizeInDIP(size, 2.0f, 1.25f, true));
 105   EXPECT_EQ("1440x956", GetModeSizeInDIP(size, 2.0f, 1.125f, true));
 106   EXPECT_EQ("1280x850", GetModeSizeInDIP(size, 2.0f, 1.0f, true));
 107   EXPECT_EQ("1024x680", GetModeSizeInDIP(size, 2.0f, 0.8f, true));
 108   EXPECT_EQ("800x531", GetModeSizeInDIP(size, 2.0f, 0.625f, true));
 109   EXPECT_EQ("640x425", GetModeSizeInDIP(size, 2.0f, 0.5f, true));
 110 }
 111
 112 TEST_F(DisplayInfoTest, DisplayModeGetSizeInDIP125) {
 113   DisplayInfo::SetUse125DSFForUIScaling(true);
 114   gfx::Size size(1920, 1080);
 115   EXPECT_EQ("2400x1350", GetModeSizeInDIP(size, 1.25f, 1.25f, true));
 116   EXPECT_EQ("1920x1080", GetModeSizeInDIP(size, 1.25f, 1.0f, true));
 117   EXPECT_EQ("1536x864", GetModeSizeInDIP(size, 1.25f, 0.8f, true));
 118   EXPECT_EQ("1200x675", GetModeSizeInDIP(size, 1.25f, 0.625f, true));
 119   EXPECT_EQ("960x540", GetModeSizeInDIP(size, 1.25f, 0.5f, true));
 120   DisplayInfo::SetUse125DSFForUIScaling(false);
 121 }
 122
 123 TEST_F(DisplayInfoTest, DisplayModeGetSizeForExternal4K) {
 124   DisplayInfo::SetUse125DSFForUIScaling(true);
 125   gfx::Size size(3840, 2160);
 126   EXPECT_EQ("1920x1080", GetModeSizeInDIP(size, 2.0f, 1.0f, false));
 127   EXPECT_EQ("3072x1728", GetModeSizeInDIP(size, 1.25f, 1.0f, false));
 128   EXPECT_EQ("3840x2160", GetModeSizeInDIP(size, 1.0f, 1.0f, false));
 129   DisplayInfo::SetUse125DSFForUIScaling(false);
 130 }
 131
 132 }  // namespace ash