1 /*
2  * Copyright (C) 2019 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 package android.wm;
18 
19 import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
20 import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
21 
22 import android.graphics.Rect;
23 import android.os.RemoteException;
24 import android.os.SystemClock;
25 import android.perftests.utils.ManualBenchmarkState;
26 import android.perftests.utils.ManualBenchmarkState.ManualBenchmarkTest;
27 import android.perftests.utils.PerfManualStatusReporter;
28 import android.view.Display;
29 import android.view.DisplayCutout;
30 import android.view.IWindowSession;
31 import android.view.InputChannel;
32 import android.view.InsetsSourceControl;
33 import android.view.InsetsState;
34 import android.view.View;
35 import android.view.WindowManager;
36 import android.view.WindowManagerGlobal;
37 
38 import androidx.test.filters.LargeTest;
39 
40 import com.android.internal.view.BaseIWindow;
41 
42 import org.junit.AfterClass;
43 import org.junit.BeforeClass;
44 import org.junit.Rule;
45 import org.junit.Test;
46 
47 @LargeTest
48 public class WindowAddRemovePerfTest extends WindowManagerPerfTestBase
49         implements ManualBenchmarkState.CustomizedIterationListener {
50 
51     private static final int PROFILED_ITERATIONS = 2;
52 
53     @Rule
54     public final PerfManualStatusReporter mPerfStatusReporter = new PerfManualStatusReporter();
55 
56     @BeforeClass
setUpClass()57     public static void setUpClass() {
58         // Get the permission to use most window types.
59         sUiAutomation.adoptShellPermissionIdentity();
60     }
61 
62     @AfterClass
tearDownClass()63     public static void tearDownClass() {
64         sUiAutomation.dropShellPermissionIdentity();
65     }
66 
67     /** The last {@link #PROFILED_ITERATIONS} will provide the information of method profiling. */
68     @Override
onStart(int iteration)69     public void onStart(int iteration) {
70         startProfiling(WindowAddRemovePerfTest.class.getSimpleName()
71                 + "_MethodTracing_" + iteration + ".trace");
72     }
73 
74     @Override
onFinished(int iteration)75     public void onFinished(int iteration) {
76         stopProfiling();
77     }
78 
79     @Test
80     @ManualBenchmarkTest(warmupDurationNs = TIME_1_S_IN_NS, targetTestDurationNs = TIME_5_S_IN_NS)
testAddRemoveWindow()81     public void testAddRemoveWindow() throws Throwable {
82         final ManualBenchmarkState state = mPerfStatusReporter.getBenchmarkState();
83         state.setCustomizedIterations(PROFILED_ITERATIONS, this);
84         new TestWindow().runBenchmark(state);
85     }
86 
87     private static class TestWindow extends BaseIWindow {
88         final WindowManager.LayoutParams mLayoutParams = new WindowManager.LayoutParams();
89         final Rect mOutFrame = new Rect();
90         final Rect mOutContentInsets = new Rect();
91         final Rect mOutStableInsets = new Rect();
92         final DisplayCutout.ParcelableWrapper mOutDisplayCutout =
93                 new DisplayCutout.ParcelableWrapper();
94         final InsetsState mOutInsetsState = new InsetsState();
95         final InsetsSourceControl[] mOutControls = new InsetsSourceControl[0];
96 
TestWindow()97         TestWindow() {
98             mLayoutParams.setTitle(TestWindow.class.getName());
99             mLayoutParams.type = WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
100             // Simulate as common phone window.
101             mLayoutParams.flags = FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR;
102         }
103 
runBenchmark(ManualBenchmarkState state)104         void runBenchmark(ManualBenchmarkState state) throws RemoteException {
105             final IWindowSession session = WindowManagerGlobal.getWindowSession();
106             long elapsedTimeNs = 0;
107             while (state.keepRunning(elapsedTimeNs)) {
108                 // InputChannel cannot be reused.
109                 final InputChannel inputChannel = new InputChannel();
110 
111                 long startTime = SystemClock.elapsedRealtimeNanos();
112                 session.addToDisplay(this, mSeq, mLayoutParams, View.VISIBLE,
113                         Display.DEFAULT_DISPLAY, mOutFrame, mOutContentInsets, mOutStableInsets,
114                         mOutDisplayCutout, inputChannel, mOutInsetsState, mOutControls);
115                 final long elapsedTimeNsOfAdd = SystemClock.elapsedRealtimeNanos() - startTime;
116                 state.addExtraResult("add", elapsedTimeNsOfAdd);
117 
118                 startTime = SystemClock.elapsedRealtimeNanos();
119                 session.remove(this);
120                 final long elapsedTimeNsOfRemove = SystemClock.elapsedRealtimeNanos() - startTime;
121                 state.addExtraResult("remove", elapsedTimeNsOfRemove);
122 
123                 elapsedTimeNs = elapsedTimeNsOfAdd + elapsedTimeNsOfRemove;
124                 inputChannel.dispose();
125             }
126         }
127     }
128 }
129