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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.IWindowSession;
30 import android.view.InputChannel;
31 import android.view.InsetsSourceControl;
32 import android.view.InsetsState;
33 import android.view.View;
34 import android.view.WindowInsets;
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     @Rule
52     public final PerfManualStatusReporter mPerfStatusReporter = new PerfManualStatusReporter();
53 
54     @BeforeClass
setUpClass()55     public static void setUpClass() {
56         // Get the permission to use most window types.
57         getUiAutomation().adoptShellPermissionIdentity();
58     }
59 
60     @AfterClass
tearDownClass()61     public static void tearDownClass() {
62         getUiAutomation().dropShellPermissionIdentity();
63     }
64 
65     /** The last customized iterations will provide the information of method profiling. */
66     @Override
onStart(int iteration)67     public void onStart(int iteration) {
68         startProfiling(WindowAddRemovePerfTest.class.getSimpleName()
69                 + "_MethodTracing_" + iteration + ".trace");
70     }
71 
72     @Override
onFinished(int iteration)73     public void onFinished(int iteration) {
74         stopProfiling();
75     }
76 
77     @Test
78     @ManualBenchmarkTest(warmupDurationNs = TIME_1_S_IN_NS, targetTestDurationNs = TIME_5_S_IN_NS)
testAddRemoveWindow()79     public void testAddRemoveWindow() throws Throwable {
80         final ManualBenchmarkState state = mPerfStatusReporter.getBenchmarkState();
81         state.setCustomizedIterations(getProfilingIterations(), this);
82         new TestWindow().runBenchmark(state);
83     }
84 
85     private static class TestWindow extends BaseIWindow {
86         final WindowManager.LayoutParams mLayoutParams = new WindowManager.LayoutParams();
87         final int mRequestedVisibleTypes = WindowInsets.Type.defaultVisible();
88         final InsetsState mOutInsetsState = new InsetsState();
89         final InsetsSourceControl.Array mOutControls = new InsetsSourceControl.Array();
90         final Rect mOutAttachedFrame = new Rect();
91         final float[] mOutSizeCompatScale = { 1f };
92 
TestWindow()93         TestWindow() {
94             mLayoutParams.setTitle(TestWindow.class.getName());
95             mLayoutParams.type = WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
96             // Simulate as common phone window.
97             mLayoutParams.flags = FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR;
98         }
99 
runBenchmark(ManualBenchmarkState state)100         void runBenchmark(ManualBenchmarkState state) throws RemoteException {
101             final IWindowSession session = WindowManagerGlobal.getWindowSession();
102             long elapsedTimeNs = 0;
103             while (state.keepRunning(elapsedTimeNs)) {
104                 // InputChannel cannot be reused.
105                 final InputChannel inputChannel = new InputChannel();
106 
107                 long startTime = SystemClock.elapsedRealtimeNanos();
108                 session.addToDisplay(this, mLayoutParams, View.VISIBLE,
109                         Display.DEFAULT_DISPLAY, mRequestedVisibleTypes, inputChannel,
110                         mOutInsetsState, mOutControls, mOutAttachedFrame, mOutSizeCompatScale);
111                 final long elapsedTimeNsOfAdd = SystemClock.elapsedRealtimeNanos() - startTime;
112                 state.addExtraResult("add", elapsedTimeNsOfAdd);
113 
114                 startTime = SystemClock.elapsedRealtimeNanos();
115                 session.remove(asBinder());
116                 final long elapsedTimeNsOfRemove = SystemClock.elapsedRealtimeNanos() - startTime;
117                 state.addExtraResult("remove", elapsedTimeNsOfRemove);
118 
119                 elapsedTimeNs = elapsedTimeNsOfAdd + elapsedTimeNsOfRemove;
120                 inputChannel.dispose();
121             }
122         }
123     }
124 }
125