1 /*
2 * Copyright 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <thread>
18
19 #include <gtest/gtest.h>
20
21 #include <gui/AidlStatusUtil.h>
22 #include <gui/SurfaceComposerClient.h>
23 #include <private/gui/ComposerService.h>
24 #include <private/gui/ComposerServiceAIDL.h>
25 #include <chrono>
26
27 namespace android {
28
29 using gui::aidl_utils::statusTFromBinderStatus;
30
31 struct BootDisplayModeTest : public ::testing::Test {
32 protected:
SetUpandroid::BootDisplayModeTest33 void SetUp() override {
34 mSf = ComposerServiceAIDL::getComposerService();
35
36 const auto ids = SurfaceComposerClient::getPhysicalDisplayIds();
37 ASSERT_FALSE(ids.empty());
38 mDisplayToken = SurfaceComposerClient::getPhysicalDisplayToken(ids.front());
39 bool bootModeSupport = false;
40 binder::Status status = mSf->getBootDisplayModeSupport(&bootModeSupport);
41 ASSERT_NO_FATAL_FAILURE(statusTFromBinderStatus(status));
42
43 if (!bootModeSupport) {
44 GTEST_SKIP() << "Boot mode not supported";
45 }
46
47 gui::DynamicDisplayInfo info;
48 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
49 ASSERT_EQ(NO_ERROR, statusTFromBinderStatus(status));
50 mOldMode = info.preferredBootDisplayMode;
51 const auto newMode = [&]() -> std::optional<ui::DisplayModeId> {
52 for (const auto& mode : info.supportedDisplayModes) {
53 if (mode.id != mOldMode) {
54 return std::optional(mode.id);
55 }
56 }
57 return std::nullopt;
58 }();
59
60 if (!newMode) {
61 GTEST_SKIP() << "Only a single mode is supported";
62 }
63
64 mNewMode = *newMode;
65 }
66
TearDownandroid::BootDisplayModeTest67 void TearDown() override {
68 binder::Status status = mSf->setBootDisplayMode(mDisplayToken, mOldMode);
69 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
70
71 gui::DynamicDisplayInfo info;
72 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
73 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
74 EXPECT_EQ(mOldMode, info.preferredBootDisplayMode);
75 }
76
77 ui::DisplayModeId mOldMode;
78 ui::DisplayModeId mNewMode;
79 sp<gui::ISurfaceComposer> mSf;
80 sp<IBinder> mDisplayToken;
81 };
82
TEST_F(BootDisplayModeTest,setBootDisplayMode)83 TEST_F(BootDisplayModeTest, setBootDisplayMode) {
84 // Set a new mode and check that it got applied
85 binder::Status status = mSf->setBootDisplayMode(mDisplayToken, mNewMode);
86 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
87
88 gui::DynamicDisplayInfo info;
89 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
90 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
91 EXPECT_EQ(mNewMode, info.preferredBootDisplayMode);
92 }
93
TEST_F(BootDisplayModeTest,clearBootDisplayMode)94 TEST_F(BootDisplayModeTest, clearBootDisplayMode) {
95 // Clear once to figure out what the system default is
96 binder::Status status = mSf->clearBootDisplayMode(mDisplayToken);
97 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
98
99 gui::DynamicDisplayInfo info;
100 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
101 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
102
103 const ui::DisplayModeId systemMode = info.preferredBootDisplayMode;
104 const ui::DisplayModeId newMode = systemMode == mOldMode ? mNewMode : mOldMode;
105
106 // Now set a new mode and clear the boot mode again to figure out if the api worked.
107 status = mSf->setBootDisplayMode(mDisplayToken, newMode);
108 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
109
110 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
111 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
112 EXPECT_EQ(newMode, info.preferredBootDisplayMode);
113
114 status = mSf->clearBootDisplayMode(mDisplayToken);
115 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
116
117 status = mSf->getDynamicDisplayInfoFromToken(mDisplayToken, &info);
118 EXPECT_EQ(NO_ERROR, statusTFromBinderStatus(status));
119 EXPECT_EQ(systemMode, info.preferredBootDisplayMode);
120 }
121
122 } // namespace android
123