Add usermanager related perf tests - part1

Bug: 30948225
Change-Id: I0668a012435e9954729e5085fdb4b1f5ce422d97

4 files changed, 235 insertions, 3 deletions

diff --git a/apct-tests/perftests/multiuser/Android.mk b/apct-tests/perftests/multiuser/Android.mk
new file mode 100644
index 000000000000..f67004358ee6
--- /dev/null
+++ b/apct-tests/perftests/multiuser/Android.mk
@@ -0,0 +1,31 @@
+# Copyright (C) 2016 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-test \
+    apct-perftests-utils
+
+LOCAL_PACKAGE_NAME := MultiUserPerfTests
+
+LOCAL_CERTIFICATE := platform
+
+include $(BUILD_PACKAGE)
+
diff --git a/apct-tests/perftests/multiuser/AndroidManifest.xml b/apct-tests/perftests/multiuser/AndroidManifest.xml
new file mode 100644
index 000000000000..ace71068fe20
--- /dev/null
+++ b/apct-tests/perftests/multiuser/AndroidManifest.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+        package="com.android.multiuser.frameworks.perftests">
+
+    <uses-permission android:name="android.permission.MANAGE_USERS" />
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS" />
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS_FULL" />
+
+    <application>
+        <uses-library android:name="android.test.runner" />
+    </application>
+
+    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+            android:targetPackage="com.android.multiuser.frameworks.perftests"/>
+
+</manifest>
\ No newline at end of file
diff --git a/apct-tests/perftests/multiuser/src/android/multiuser/UserLifecycleTest.java b/apct-tests/perftests/multiuser/src/android/multiuser/UserLifecycleTest.java
new file mode 100644
index 000000000000..bd0139f7811d
--- /dev/null
+++ b/apct-tests/perftests/multiuser/src/android/multiuser/UserLifecycleTest.java
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.multiuser;
+
+import android.app.ActivityManager;
+import android.app.ActivityManagerNative;
+import android.app.IActivityManager;
+import android.app.SynchronousUserSwitchObserver;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.UserInfo;
+import android.os.RemoteException;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.perftests.utils.BenchmarkState;
+import android.perftests.utils.PerfStatusReporter;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.filters.LargeTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.ArrayList;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+
+@LargeTest
+@RunWith(AndroidJUnit4.class)
+public class UserLifecycleTest {
+    private final int MIN_REPEAT_TIMES = 4;
+
+    private final int TIMEOUT_REMOVE_USER_SEC = 4;
+    private final int CHECK_USER_REMOVED_INTERVAL_MS = 200; // 0.2 sec
+
+    private final int TIMEOUT_USER_START_SEC = 4; // 4 sec
+
+    private final int TIMEOUT_USER_SWITCH_SEC = 8; // 8 sec
+
+    private UserManager mUm;
+    private ActivityManager mAm;
+    private IActivityManager mIam;
+    private BenchmarkState mState;
+    private ArrayList<Integer> mUsersToRemove;
+
+    @Rule
+    public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();
+
+    @Before
+    public void setUp() {
+        final Context context = InstrumentationRegistry.getContext();
+        mUm = UserManager.get(context);
+        mAm = context.getSystemService(ActivityManager.class);
+        mIam = ActivityManagerNative.getDefault();
+        mState = mPerfStatusReporter.getBenchmarkState();
+        mState.setMinRepeatTimes(MIN_REPEAT_TIMES);
+        mUsersToRemove = new ArrayList<>();
+    }
+
+    @After
+    public void tearDown() {
+        for (int userId : mUsersToRemove) {
+            mUm.removeUser(userId);
+        }
+    }
+
+    @Test
+    public void createAndStartUserPerf() throws Exception {
+        while (mState.keepRunning()) {
+            final UserInfo userInfo = mUm.createUser("TestUser", 0);
+
+            final CountDownLatch latch = new CountDownLatch(1);
+            InstrumentationRegistry.getContext().registerReceiverAsUser(new BroadcastReceiver() {
+                @Override
+                public void onReceive(Context context, Intent intent) {
+                    if (Intent.ACTION_USER_STARTED.equals(intent.getAction())) {
+                        latch.countDown();
+                    }
+                }
+            }, UserHandle.ALL, new IntentFilter(Intent.ACTION_USER_STARTED), null, null);
+            mIam.startUserInBackground(userInfo.id);
+            latch.await(TIMEOUT_USER_START_SEC, TimeUnit.SECONDS);
+
+            mState.pauseTiming();
+            removeUser(userInfo.id);
+            mState.resumeTiming();
+        }
+    }
+
+    @Test
+    public void switchUserPerf() throws Exception {
+        while (mState.keepRunning()) {
+            mState.pauseTiming();
+            final int startUser = mAm.getCurrentUser();
+            final UserInfo userInfo = mUm.createUser("TestUser", 0);
+            mState.resumeTiming();
+
+            switchUser(userInfo.id);
+
+            mState.pauseTiming();
+            switchUser(startUser);
+            removeUser(userInfo.id);
+            mState.resumeTiming();
+        }
+    }
+
+    private void switchUser(int userId) throws Exception {
+        final CountDownLatch latch = new CountDownLatch(1);
+        registerUserSwitchObserver(latch);
+        mAm.switchUser(userId);
+        latch.await(TIMEOUT_USER_SWITCH_SEC, TimeUnit.SECONDS);
+    }
+
+    private void registerUserSwitchObserver(final CountDownLatch latch) throws Exception {
+        ActivityManagerNative.getDefault().registerUserSwitchObserver(
+                new SynchronousUserSwitchObserver() {
+                    @Override
+                    public void onUserSwitching(int newUserId) throws RemoteException {
+                    }
+
+                    @Override
+                    public void onUserSwitchComplete(int newUserId) throws RemoteException {
+                        latch.countDown();
+                    }
+
+                    @Override
+                    public void onForegroundProfileSwitch(int newProfileId) throws RemoteException {
+                    }
+                }, "UserLifecycleTest");
+    }
+
+    private void removeUser(int userId) throws Exception {
+        mUm.removeUser(userId);
+        final long startTime = System.currentTimeMillis();
+        while (mUm.getUserInfo(userId) != null &&
+                System.currentTimeMillis() - startTime < TIMEOUT_REMOVE_USER_SEC) {
+            Thread.sleep(CHECK_USER_REMOVED_INTERVAL_MS);
+        }
+        if (mUm.getUserInfo(userId) != null) {
+            mUsersToRemove.add(userId);
+        }
+    }
+}
\ No newline at end of file
diff --git a/apct-tests/perftests/utils/src/android/perftests/utils/BenchmarkState.java b/apct-tests/perftests/utils/src/android/perftests/utils/BenchmarkState.java
index 4213e4a3aa2b..b27d71b943a1 100644
--- a/apct-tests/perftests/utils/src/android/perftests/utils/BenchmarkState.java
+++ b/apct-tests/perftests/utils/src/android/perftests/utils/BenchmarkState.java
@@ -48,7 +48,6 @@ public class BenchmarkState {
     private static final int RUNNING = 2;  // The benchmark is running.
     private static final int RUNNING_PAUSED = 3;  // The benchmark is temporary paused.
     private static final int FINISHED = 4;  // The benchmark has stopped.
-    private static final int MIN_REPEAT_TIMES = 16;
 
     private int mState = NOT_STARTED;  // Current benchmark state.
 
@@ -64,10 +63,20 @@ public class BenchmarkState {
     private double mMean = 0.0;
     private double mStandardDeviation = 0.0;
 
+    // Number of iterations needed for calculating the stats.
+    private int mMinRepeatTimes = 16;
+
     // Individual duration in nano seconds.
     private ArrayList<Long> mResults = new ArrayList<>();
 
     /**
+     * Sets the number of iterations needed for calculating the stats. Default is 16.
+     */
+    public void setMinRepeatTimes(int minRepeatTimes) {
+        mMinRepeatTimes = minRepeatTimes;
+    }
+
+    /**
      * Calculates statistics.
      */
     private void calculateSatistics() {
@@ -133,7 +142,7 @@ public class BenchmarkState {
                 mNanoPausedDuration = 0;
 
                 // To calculate statistics, needs two or more samples.
-                if (mResults.size() > MIN_REPEAT_TIMES && currentTime > mNanoFinishTime) {
+                if (mResults.size() > mMinRepeatTimes && currentTime > mNanoFinishTime) {
                     calculateSatistics();
                     mState = FINISHED;
                     return false;
@@ -181,7 +190,7 @@ public class BenchmarkState {
         sb.append("sigma=").append(standardDeviation()).append(", ");
         sb.append("iteration=").append(mResults.size()).append(", ");
         // print out the first few iterations' number for double checking.
-        int sampleNumber = Math.min(mResults.size(), MIN_REPEAT_TIMES);
+        int sampleNumber = Math.min(mResults.size(), mMinRepeatTimes);
         for (int i = 0; i < sampleNumber; i++) {
             sb.append("No ").append(i).append(" result is ").append(mResults.get(i)).append(", ");
         }