src/ash/display/display_change_observer_chromeos_unittest.cc

   1 // Copyright 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_change_observer_chromeos.h"
   6
   7 #include "ash/display/display_info.h"
   8 #include "chromeos/display/output_configurator.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 using chromeos::OutputConfigurator;
  12
  13 typedef testing::Test DisplayChangeObserverTest;
  14
  15 namespace ash {
  16 namespace internal {
  17
  18 TEST_F(DisplayChangeObserverTest, GetDisplayModeList) {
  19   OutputConfigurator::OutputSnapshot output;
  20   output.mode_infos[11] = OutputConfigurator::ModeInfo(1920, 1200, false, 60);
  21
  22   // All non-interlaced (as would be seen with different refresh rates).
  23   output.mode_infos[12] = OutputConfigurator::ModeInfo(1920, 1080, false, 80);
  24   output.mode_infos[13] = OutputConfigurator::ModeInfo(1920, 1080, false, 70);
  25   output.mode_infos[14] = OutputConfigurator::ModeInfo(1920, 1080, false, 60);
  26
  27   // Interlaced vs non-interlaced.
  28   output.mode_infos[15] = OutputConfigurator::ModeInfo(1280, 720, true, 60);
  29   output.mode_infos[16] = OutputConfigurator::ModeInfo(1280, 720, false, 60);
  30
  31   // Interlaced only.
  32   output.mode_infos[17] = OutputConfigurator::ModeInfo(1024, 768, true, 70);
  33   output.mode_infos[18] = OutputConfigurator::ModeInfo(1024, 768, true, 60);
  34
  35   // Mixed.
  36   output.mode_infos[19] = OutputConfigurator::ModeInfo(1024, 600, true, 60);
  37   output.mode_infos[20] = OutputConfigurator::ModeInfo(1024, 600, false, 70);
  38   output.mode_infos[21] = OutputConfigurator::ModeInfo(1024, 600, false, 60);
  39
  40   // Just one interlaced mode.
  41   output.mode_infos[22] = OutputConfigurator::ModeInfo(640, 480, true, 60);
  42
  43   std::vector<DisplayMode> display_modes =
  44       DisplayChangeObserver::GetDisplayModeList(output);
  45   ASSERT_EQ(6u, display_modes.size());
  46   EXPECT_EQ("1920x1200", display_modes[0].size.ToString());
  47   EXPECT_FALSE(display_modes[0].interlaced);
  48   EXPECT_EQ(display_modes[0].refresh_rate, 60);
  49
  50   EXPECT_EQ("1920x1080", display_modes[1].size.ToString());
  51   EXPECT_FALSE(display_modes[1].interlaced);
  52   EXPECT_EQ(display_modes[1].refresh_rate, 80);
  53
  54   EXPECT_EQ("1280x720", display_modes[2].size.ToString());
  55   EXPECT_FALSE(display_modes[2].interlaced);
  56   EXPECT_EQ(display_modes[2].refresh_rate, 60);
  57
  58   EXPECT_EQ("1024x768", display_modes[3].size.ToString());
  59   EXPECT_TRUE(display_modes[3].interlaced);
  60   EXPECT_EQ(display_modes[3].refresh_rate, 70);
  61
  62   EXPECT_EQ("1024x600", display_modes[4].size.ToString());
  63   EXPECT_FALSE(display_modes[4].interlaced);
  64   EXPECT_EQ(display_modes[4].refresh_rate, 70);
  65
  66   EXPECT_EQ("640x480", display_modes[5].size.ToString());
  67   EXPECT_TRUE(display_modes[5].interlaced);
  68   EXPECT_EQ(display_modes[5].refresh_rate, 60);
  69
  70   // Outputs without any modes shouldn't cause a crash.
  71   output.mode_infos.clear();
  72   display_modes = DisplayChangeObserver::GetDisplayModeList(output);
  73   EXPECT_EQ(0u, display_modes.size());
  74 }
  75
  76 }  // namespace internal
  77 }  // namespace ash