Merge "[Bouncer] Add bouncer log buffer." into tm-qpr-dev am: 1cd9826aa0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20667290

Change-Id: I675db79439d5a673f9fe83309642fd7fd2f89f11
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

packages/SystemUI/src/com/android/systemui/keyguard/data/repository/KeyguardBouncerRepository.kt

@@ -16,23 +16,36 @@
 
 package com.android.systemui.keyguard.data.repository
 
-import com.android.keyguard.KeyguardUpdateMonitor
+import android.os.Build
 import com.android.keyguard.ViewMediatorCallback
 import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.keyguard.shared.model.BouncerShowMessageModel
 import com.android.systemui.keyguard.shared.model.KeyguardBouncerModel
+import com.android.systemui.log.dagger.BouncerLog
+import com.android.systemui.log.table.TableLogBuffer
+import com.android.systemui.log.table.logDiffsForTable
 import com.android.systemui.statusbar.phone.KeyguardBouncer
 import javax.inject.Inject
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.filterNotNull
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.map
 
-/** Encapsulates app state for the lock screen primary and alternate bouncer. */
+/**
+ * Encapsulates app state for the lock screen primary and alternate bouncer.
+ *
+ * Make sure to add newly added flows to the logger.
+ */
 @SysUISingleton
 class KeyguardBouncerRepository
 @Inject
 constructor(
     private val viewMediatorCallback: ViewMediatorCallback,
-    keyguardUpdateMonitor: KeyguardUpdateMonitor,
+    @Application private val applicationScope: CoroutineScope,
+    @BouncerLog private val buffer: TableLogBuffer,
 ) {
     /** Values associated with the PrimaryBouncer (pin/pattern/password) input. */
     private val _primaryBouncerVisible = MutableStateFlow(false)
@@ -77,6 +90,10 @@ constructor(
     val bouncerErrorMessage: CharSequence?
         get() = viewMediatorCallback.consumeCustomMessage()
 
+    init {
+        setUpLogging()
+    }
+
     fun setPrimaryScrimmed(isScrimmed: Boolean) {
         _primaryBouncerScrimmed.value = isScrimmed
     }
@@ -132,4 +149,57 @@ constructor(
     fun setOnScreenTurnedOff(onScreenTurnedOff: Boolean) {
         _onScreenTurnedOff.value = onScreenTurnedOff
     }
+
+    /** Sets up logs for state flows. */
+    private fun setUpLogging() {
+        if (!Build.IS_DEBUGGABLE) {
+            return
+        }
+
+        primaryBouncerVisible
+            .logDiffsForTable(buffer, "", "PrimaryBouncerVisible", false)
+            .launchIn(applicationScope)
+        primaryBouncerShow
+            .map { it != null }
+            .logDiffsForTable(buffer, "", "PrimaryBouncerShow", false)
+            .launchIn(applicationScope)
+        primaryBouncerShowingSoon
+            .logDiffsForTable(buffer, "", "PrimaryBouncerShowingSoon", false)
+            .launchIn(applicationScope)
+        primaryBouncerHide
+            .logDiffsForTable(buffer, "", "PrimaryBouncerHide", false)
+            .launchIn(applicationScope)
+        primaryBouncerStartingToHide
+            .logDiffsForTable(buffer, "", "PrimaryBouncerStartingToHide", false)
+            .launchIn(applicationScope)
+        primaryBouncerStartingDisappearAnimation
+            .map { it != null }
+            .logDiffsForTable(buffer, "", "PrimaryBouncerStartingDisappearAnimation", false)
+            .launchIn(applicationScope)
+        primaryBouncerScrimmed
+            .logDiffsForTable(buffer, "", "PrimaryBouncerScrimmed", false)
+            .launchIn(applicationScope)
+        panelExpansionAmount
+            .map { (it * 1000).toInt() }
+            .logDiffsForTable(buffer, "", "PanelExpansionAmountMillis", -1)
+            .launchIn(applicationScope)
+        keyguardPosition
+            .map { it.toInt() }
+            .logDiffsForTable(buffer, "", "KeyguardPosition", -1)
+            .launchIn(applicationScope)
+        onScreenTurnedOff
+            .logDiffsForTable(buffer, "", "OnScreenTurnedOff", false)
+            .launchIn(applicationScope)
+        isBackButtonEnabled
+            .filterNotNull()
+            .logDiffsForTable(buffer, "", "IsBackButtonEnabled", false)
+            .launchIn(applicationScope)
+        showMessage
+            .map { it?.message }
+            .logDiffsForTable(buffer, "", "ShowMessage", null)
+            .launchIn(applicationScope)
+        resourceUpdateRequests
+            .logDiffsForTable(buffer, "", "ResourceUpdateRequests", false)
+            .launchIn(applicationScope)
+    }
 }

packages/SystemUI/src/com/android/systemui/log/dagger/BouncerLog.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2022 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 com.android.systemui.log.dagger
+
+import java.lang.annotation.Documented
+import java.lang.annotation.Retention
+import java.lang.annotation.RetentionPolicy
+import javax.inject.Qualifier
+
+/** Logger for the primary and alternative bouncers. */
+@Qualifier @Documented @Retention(RetentionPolicy.RUNTIME) annotation class BouncerLog

packages/SystemUI/src/com/android/systemui/log/dagger/LogModule.java

@@ -23,6 +23,8 @@ import android.os.Looper;
 import com.android.systemui.dagger.SysUISingleton;
 import com.android.systemui.dagger.qualifiers.Main;
 import com.android.systemui.log.LogBufferFactory;
+import com.android.systemui.log.table.TableLogBuffer;
+import com.android.systemui.log.table.TableLogBufferFactory;
 import com.android.systemui.plugins.log.LogBuffer;
 import com.android.systemui.plugins.log.LogcatEchoTracker;
 import com.android.systemui.plugins.log.LogcatEchoTrackerDebug;
@@ -345,6 +347,14 @@ public class LogModule {
         return factory.create("BluetoothLog", 50);
     }
 
+    /** Provides a logging buffer for the primary bouncer. */
+    @Provides
+    @SysUISingleton
+    @BouncerLog
+    public static TableLogBuffer provideBouncerLogBuffer(TableLogBufferFactory factory) {
+        return factory.create("BouncerLog", 250);
+    }
+
     /**
      * Provides a {@link LogBuffer} for general keyguard-related logs.
      */

packages/SystemUI/src/com/android/systemui/log/table/Diffable.kt

@@ -100,3 +100,46 @@ fun Flow<Boolean>.logDiffsForTable(
         newVal
     }
 }
+/**
+ * Each time the Int flow is updated with a new value that's different from the previous value, logs
+ * the new value to the given [tableLogBuffer].
+ */
+fun Flow<Int>.logDiffsForTable(
+    tableLogBuffer: TableLogBuffer,
+    columnPrefix: String,
+    columnName: String,
+    initialValue: Int,
+): Flow<Int> {
+    val initialValueFun = {
+        tableLogBuffer.logChange(columnPrefix, columnName, initialValue)
+        initialValue
+    }
+    return this.pairwiseBy(initialValueFun) { prevVal, newVal: Int ->
+        if (prevVal != newVal) {
+            tableLogBuffer.logChange(columnPrefix, columnName, newVal)
+        }
+        newVal
+    }
+}
+
+/**
+ * Each time the String? flow is updated with a new value that's different from the previous value,
+ * logs the new value to the given [tableLogBuffer].
+ */
+fun Flow<String?>.logDiffsForTable(
+    tableLogBuffer: TableLogBuffer,
+    columnPrefix: String,
+    columnName: String,
+    initialValue: String?,
+): Flow<String?> {
+    val initialValueFun = {
+        tableLogBuffer.logChange(columnPrefix, columnName, initialValue)
+        initialValue
+    }
+    return this.pairwiseBy(initialValueFun) { prevVal, newVal: String? ->
+        if (prevVal != newVal) {
+            tableLogBuffer.logChange(columnPrefix, columnName, newVal)
+        }
+        newVal
+    }
+}

packages/SystemUI/src/com/android/systemui/log/table/TableLogBuffer.kt

@@ -127,11 +127,21 @@ class TableLogBuffer(
         rowInitializer(row)
     }
 
+    /** Logs a String? change. */
+    fun logChange(prefix: String, columnName: String, value: String?) {
+        logChange(systemClock.currentTimeMillis(), prefix, columnName, value)
+    }
+
     /** Logs a boolean change. */
     fun logChange(prefix: String, columnName: String, value: Boolean) {
         logChange(systemClock.currentTimeMillis(), prefix, columnName, value)
     }
 
+    /** Logs a Int change. */
+    fun logChange(prefix: String, columnName: String, value: Int) {
+        logChange(systemClock.currentTimeMillis(), prefix, columnName, value)
+    }
+
     // Keep these individual [logChange] methods private (don't let clients give us their own
     // timestamps.)
 

packages/SystemUI/tests/src/com/android/systemui/biometrics/UdfpsKeyguardViewControllerWithCoroutinesTest.kt

@@ -27,16 +27,19 @@ import com.android.systemui.keyguard.data.BouncerView
 import com.android.systemui.keyguard.data.repository.KeyguardBouncerRepository
 import com.android.systemui.keyguard.domain.interactor.PrimaryBouncerCallbackInteractor
 import com.android.systemui.keyguard.domain.interactor.PrimaryBouncerInteractor
+import com.android.systemui.log.table.TableLogBuffer
 import com.android.systemui.statusbar.StatusBarState
 import com.android.systemui.statusbar.phone.KeyguardBouncer
 import com.android.systemui.statusbar.phone.KeyguardBypassController
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.test.TestCoroutineScope
 import kotlinx.coroutines.yield
 import org.junit.Assert.assertTrue
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.Mock
 import org.mockito.Mockito.mock
 import org.mockito.MockitoAnnotations
 
@@ -45,6 +48,7 @@ import org.mockito.MockitoAnnotations
 @TestableLooper.RunWithLooper
 class UdfpsKeyguardViewControllerWithCoroutinesTest : UdfpsKeyguardViewControllerBaseTest() {
     lateinit var keyguardBouncerRepository: KeyguardBouncerRepository
+    @Mock private lateinit var bouncerLogger: TableLogBuffer
 
     @Before
     override fun setUp() {
@@ -53,7 +57,8 @@ class UdfpsKeyguardViewControllerWithCoroutinesTest : UdfpsKeyguardViewControlle
         keyguardBouncerRepository =
             KeyguardBouncerRepository(
                 mock(com.android.keyguard.ViewMediatorCallback::class.java),
-                mKeyguardUpdateMonitor
+                TestCoroutineScope(),
+                bouncerLogger,
             )
         super.setUp()
     }

packages/SystemUI/tests/src/com/android/systemui/keyguard/data/repository/KeyguardBouncerRepositoryTest.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2022 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 com.android.systemui.keyguard.data.repository
+
+import androidx.test.filters.SmallTest
+import com.android.keyguard.ViewMediatorCallback
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.log.table.TableLogBuffer
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.test.TestCoroutineScope
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+import org.mockito.Mock
+import org.mockito.Mockito.verify
+import org.mockito.MockitoAnnotations
+
+@SmallTest
+@RunWith(JUnit4::class)
+class KeyguardBouncerRepositoryTest : SysuiTestCase() {
+
+    @Mock private lateinit var viewMediatorCallback: ViewMediatorCallback
+    @Mock private lateinit var bouncerLogger: TableLogBuffer
+    lateinit var underTest: KeyguardBouncerRepository
+
+    @Before
+    fun setup() {
+        MockitoAnnotations.initMocks(this)
+        val testCoroutineScope = TestCoroutineScope()
+        underTest =
+            KeyguardBouncerRepository(viewMediatorCallback, testCoroutineScope, bouncerLogger)
+    }
+
+    @Test
+    fun changingFlowValueTriggersLogging() = runBlocking {
+        underTest.setPrimaryHide(true)
+        verify(bouncerLogger).logChange("", "PrimaryBouncerHide", false)
+    }
+}