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Commit 83b7fafe authored by Ioana Alexandru's avatar Ioana Alexandru Committed by Android (Google) Code Review
Browse files

Merge changes Ieb3493f2,Iff1926d2 into udc-qpr-dev 

* changes:
  Only notify listeners when group expansion changes.
  Add flag for group expansion listener changes.
parents 412fd60e 2a98b955

packages/SystemUI/src/com/android/systemui/flags/Flags.kt

+6 −0
Original line number Diff line number Diff line
@@ -112,6 +112,12 @@ object Flags { 
            default = true

        )



    /** Only notify group expansion listeners when a change happens. */

    // TODO(b/292213543): Tracking Bug

    @JvmField

    val NOTIFICATION_GROUP_EXPANSION_CHANGE =

            unreleasedFlag(292213543, "notification_group_expansion_change", teamfood = false)



    // 200 - keyguard/lockscreen

    // ** Flag retired **

    // public static final BooleanFlag KEYGUARD_LAYOUT =

packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/render/GroupExpansionManagerImpl.java

+18 −5
Original line number Diff line number Diff line
@@ -21,6 +21,8 @@ import androidx.annotation.NonNull; 
import com.android.systemui.Dumpable;

import com.android.systemui.dagger.SysUISingleton;

import com.android.systemui.dump.DumpManager;

import com.android.systemui.flags.FeatureFlags;

import com.android.systemui.flags.Flags;

import com.android.systemui.statusbar.notification.collection.GroupEntry;

import com.android.systemui.statusbar.notification.collection.ListEntry;

import com.android.systemui.statusbar.notification.collection.NotifPipeline;
@@ -44,14 +46,21 @@ public class GroupExpansionManagerImpl implements GroupExpansionManager, Dumpabl 
    private final GroupMembershipManager mGroupMembershipManager;

    private final Set<OnGroupExpansionChangeListener> mOnGroupChangeListeners = new HashSet<>();



    // Set of summary keys whose groups are expanded

    /**

     * Set of summary keys whose groups are expanded.

     * NOTE: This should not be modified without notifying listeners, so prefer using

     * {@code setGroupExpanded} when making changes.

      */

    private final Set<NotificationEntry> mExpandedGroups = new HashSet<>();



    private final FeatureFlags mFeatureFlags;



    @Inject

    public GroupExpansionManagerImpl(DumpManager dumpManager,

            GroupMembershipManager groupMembershipManager) {

            GroupMembershipManager groupMembershipManager, FeatureFlags featureFlags) {

        mDumpManager = dumpManager;

        mGroupMembershipManager = groupMembershipManager;

        mFeatureFlags = featureFlags;

    }



    /**
@@ -85,14 +94,18 @@ public class GroupExpansionManagerImpl implements GroupExpansionManager, Dumpabl 
    @Override

    public void setGroupExpanded(NotificationEntry entry, boolean expanded) {

        final NotificationEntry groupSummary = mGroupMembershipManager.getGroupSummary(entry);

        boolean changed;

        if (expanded) {

            mExpandedGroups.add(groupSummary);

            changed = mExpandedGroups.add(groupSummary);

        } else {

            mExpandedGroups.remove(groupSummary);

            changed = mExpandedGroups.remove(groupSummary);

        }



        // Only notify listeners if something changed.

        if (!mFeatureFlags.isEnabled(Flags.NOTIFICATION_GROUP_EXPANSION_CHANGE) || changed) {

            sendOnGroupExpandedChange(entry, expanded);

        }

    }



    @Override

    public boolean toggleGroupExpansion(NotificationEntry entry) {

packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/render/GroupExpansionManagerTest.kt

0 → 100644
+87 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2023 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.statusbar.notification.collection.render



import androidx.test.filters.SmallTest

import com.android.systemui.SysuiTestCase

import com.android.systemui.dump.DumpManager

import com.android.systemui.flags.FakeFeatureFlags

import com.android.systemui.flags.Flags

import com.android.systemui.statusbar.notification.collection.NotificationEntryBuilder

import com.android.systemui.util.mockito.mock

import org.junit.Assert

import org.junit.Before

import org.junit.Test

import org.mockito.Mockito.`when` as whenever



@SmallTest

class GroupExpansionManagerTest : SysuiTestCase() {

    private lateinit var gem: GroupExpansionManagerImpl



    private val dumpManager: DumpManager = mock()

    private val groupMembershipManager: GroupMembershipManager = mock()

    private val featureFlags = FakeFeatureFlags()



    private val entry1 = NotificationEntryBuilder().build()

    private val entry2 = NotificationEntryBuilder().build()



    @Before

    fun setUp() {

        whenever(groupMembershipManager.getGroupSummary(entry1)).thenReturn(entry1)

        whenever(groupMembershipManager.getGroupSummary(entry2)).thenReturn(entry2)



        gem = GroupExpansionManagerImpl(dumpManager, groupMembershipManager, featureFlags)

    }



    @Test

    fun testNotifyOnlyOnChange_enabled() {

        featureFlags.set(Flags.NOTIFICATION_GROUP_EXPANSION_CHANGE, true)



        var listenerCalledCount = 0

        gem.registerGroupExpansionChangeListener { _, _ -> listenerCalledCount++ }



        gem.setGroupExpanded(entry1, false)

        Assert.assertEquals(0, listenerCalledCount)

        gem.setGroupExpanded(entry1, true)

        Assert.assertEquals(1, listenerCalledCount)

        gem.setGroupExpanded(entry2, true)

        Assert.assertEquals(2, listenerCalledCount)

        gem.setGroupExpanded(entry1, true)

        Assert.assertEquals(2, listenerCalledCount)

        gem.setGroupExpanded(entry2, false)

        Assert.assertEquals(3, listenerCalledCount)

    }



    @Test

    fun testNotifyOnlyOnChange_disabled() {

        featureFlags.set(Flags.NOTIFICATION_GROUP_EXPANSION_CHANGE, false)



        var listenerCalledCount = 0

        gem.registerGroupExpansionChangeListener { _, _ -> listenerCalledCount++ }



        gem.setGroupExpanded(entry1, false)

        Assert.assertEquals(1, listenerCalledCount)

        gem.setGroupExpanded(entry1, true)

        Assert.assertEquals(2, listenerCalledCount)

        gem.setGroupExpanded(entry2, true)

        Assert.assertEquals(3, listenerCalledCount)

        gem.setGroupExpanded(entry1, true)

        Assert.assertEquals(4, listenerCalledCount)

        gem.setGroupExpanded(entry2, false)

        Assert.assertEquals(5, listenerCalledCount)

    }

}