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
11using chromeos::OutputConfigurator;
12
13typedef testing::Test DisplayChangeObserverTest;
14
15namespace ash {
16namespace internal {
17
18TEST_F(DisplayChangeObserverTest, GetResolutionList) {
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<Resolution> resolutions =
44      DisplayChangeObserver::GetResolutionList(output);
45  ASSERT_EQ(6u, resolutions.size());
46  EXPECT_EQ("1920x1200", resolutions[0].size.ToString());
47  EXPECT_FALSE(resolutions[0].interlaced);
48
49  EXPECT_EQ("1920x1080", resolutions[1].size.ToString());
50  EXPECT_FALSE(resolutions[1].interlaced);
51
52  EXPECT_EQ("1280x720", resolutions[2].size.ToString());
53  EXPECT_FALSE(resolutions[2].interlaced);
54
55  EXPECT_EQ("1024x768", resolutions[3].size.ToString());
56  EXPECT_TRUE(resolutions[3].interlaced);
57
58  EXPECT_EQ("1024x600", resolutions[4].size.ToString());
59  EXPECT_FALSE(resolutions[4].interlaced);
60
61  EXPECT_EQ("640x480", resolutions[5].size.ToString());
62  EXPECT_TRUE(resolutions[5].interlaced);
63
64  // Outputs without any modes shouldn't cause a crash.
65  output.mode_infos.clear();
66  resolutions = DisplayChangeObserver::GetResolutionList(output);
67  EXPECT_EQ(0u, resolutions.size());
68}
69
70}  // namespace internal
71}  // namespace ash
72