Extract NoManSimulator to top level

So it can be used by other tests (see following CLs)

Also adds some more methods to SbnBuilder to modify the underling
Notification.

Test: atest
Change-Id: I44c0b13ceabd30d633848a68074c2a9b31427d56
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/SbnBuilder.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/SbnBuilder.java
index 94b3ac4..2605402 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/SbnBuilder.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/SbnBuilder.java
@@ -116,6 +116,27 @@
 
     public SbnBuilder setNotification(Notification notification) {
         mNotification = notification;
+        mNotificationBuilder = null;
+        return this;
+    }
+
+    public SbnBuilder setContentTitle(Context context, String contentTitle) {
+        modifyNotification(context).setContentTitle(contentTitle);
+        return this;
+    }
+
+    public SbnBuilder setContentText(Context context, String contentText) {
+        modifyNotification(context).setContentText(contentText);
+        return this;
+    }
+
+    public SbnBuilder setGroup(Context context, String groupKey) {
+        modifyNotification(context).setGroup(groupKey);
+        return this;
+    }
+
+    public SbnBuilder setGroupSummary(Context context, boolean isGroupSummary) {
+        modifyNotification(context).setGroupSummary(isGroupSummary);
         return this;
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NoManSimulator.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NoManSimulator.java
new file mode 100644
index 0000000..fcfe43f
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NoManSimulator.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2019 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;
+
+import static org.junit.Assert.assertNotNull;
+
+import android.service.notification.NotificationListenerService.Ranking;
+import android.service.notification.NotificationListenerService.RankingMap;
+import android.service.notification.StatusBarNotification;
+import android.util.ArrayMap;
+
+import com.android.systemui.statusbar.NotificationListener.NotifServiceListener;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Simulates a NotificationManager
+ *
+ * You can post and retract notifications, each with an accompanying Ranking. The simulator will
+ * keep its RankingMap up to date and call appropriate event listeners.
+ */
+public class NoManSimulator {
+    private final List<NotifServiceListener> mListeners = new ArrayList<>();
+    private final Map<String, Ranking> mRankings = new ArrayMap<>();
+
+    public NoManSimulator() {
+    }
+
+    public void addListener(NotifServiceListener listener) {
+        mListeners.add(listener);
+    }
+
+    public NotifEvent postNotif(NotificationEntryBuilder builder) {
+        final NotificationEntry entry = builder.build();
+        mRankings.put(entry.getKey(), entry.getRanking());
+        final RankingMap rankingMap = buildRankingMap();
+        for (NotifServiceListener listener : mListeners) {
+            listener.onNotificationPosted(entry.getSbn(), rankingMap);
+        }
+        return new NotifEvent(entry.getSbn(), entry.getRanking(), rankingMap);
+    }
+
+    public NotifEvent retractNotif(StatusBarNotification sbn, int reason) {
+        assertNotNull(mRankings.remove(sbn.getKey()));
+        final RankingMap rankingMap = buildRankingMap();
+        for (NotifServiceListener listener : mListeners) {
+            listener.onNotificationRemoved(sbn, rankingMap, reason);
+        }
+        return new NotifEvent(sbn, null, rankingMap);
+    }
+
+    public void issueRankingUpdate() {
+        final RankingMap rankingMap = buildRankingMap();
+        for (NotifServiceListener listener : mListeners) {
+            listener.onNotificationRankingUpdate(rankingMap);
+        }
+    }
+
+    public void setRanking(String key, Ranking ranking) {
+        mRankings.put(key, ranking);
+    }
+
+    private RankingMap buildRankingMap() {
+        return new RankingMap(mRankings.values().toArray(new Ranking[0]));
+    }
+
+    public static class NotifEvent {
+        public final String key;
+        public final StatusBarNotification sbn;
+        public final Ranking ranking;
+        public final RankingMap rankingMap;
+
+        private NotifEvent(
+                StatusBarNotification sbn,
+                Ranking ranking,
+                RankingMap rankingMap) {
+            this.key = sbn.getKey();
+            this.sbn = sbn;
+            this.ranking = ranking;
+            this.rankingMap = rankingMap;
+        }
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotifCollectionTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotifCollectionTest.java
index e1e7220..f6a7abd 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotifCollectionTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotifCollectionTest.java
@@ -24,7 +24,6 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotEquals;
-import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
@@ -35,9 +34,7 @@
 import android.annotation.Nullable;
 import android.os.RemoteException;
 import android.service.notification.NotificationListenerService.Ranking;
-import android.service.notification.NotificationListenerService.RankingMap;
 import android.service.notification.NotificationStats;
-import android.service.notification.StatusBarNotification;
 import android.testing.AndroidTestingRunner;
 import android.testing.TestableLooper;
 import android.util.ArrayMap;
@@ -50,6 +47,7 @@
 import com.android.systemui.statusbar.NotificationListener;
 import com.android.systemui.statusbar.NotificationListener.NotifServiceListener;
 import com.android.systemui.statusbar.RankingBuilder;
+import com.android.systemui.statusbar.notification.collection.NoManSimulator.NotifEvent;
 import com.android.systemui.statusbar.notification.collection.NotifCollection.CancellationReason;
 import com.android.systemui.util.Assert;
 
@@ -101,13 +99,14 @@
         verify(mListenerService).addNotificationListener(mListenerCaptor.capture());
         mServiceListener = Objects.requireNonNull(mListenerCaptor.getValue());
 
-        mNoMan = new NoManSimulator(mServiceListener);
+        mNoMan = new NoManSimulator();
+        mNoMan.addListener(mServiceListener);
     }
 
     @Test
     public void testEventDispatchedWhenNotifPosted() {
         // WHEN a notification is posted
-        PostedNotif notif1 = mNoMan.postNotif(
+        NotifEvent notif1 = mNoMan.postNotif(
                 buildNotif(TEST_PACKAGE, 3)
                         .setRank(4747));
 
@@ -127,7 +126,7 @@
                 .setRank(4747));
 
         // WHEN the notif is reposted
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
                 .setRank(89));
 
         // THEN the listener is notified
@@ -145,7 +144,7 @@
         mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3));
         clearInvocations(mCollectionListener);
 
-        PostedNotif notif = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
         NotificationEntry entry = mCollectionListener.getEntry(notif.key);
         clearInvocations(mCollectionListener);
 
@@ -161,7 +160,7 @@
     @Test
     public void testRankingsAreUpdatedForOtherNotifs() {
         // GIVEN a collection with one notif
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
                 .setRank(47));
         NotificationEntry entry1 = mCollectionListener.getEntry(notif1.key);
 
@@ -178,11 +177,11 @@
     @Test
     public void testRankingUpdateIsProperlyIssuedToEveryone() {
         // GIVEN a collection with a couple notifs
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3)
                 .setRank(3));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 8)
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 8)
                 .setRank(2));
-        PostedNotif notif3 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 77)
+        NotifEvent notif3 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 77)
                 .setRank(1));
 
         NotificationEntry entry1 = mCollectionListener.getEntry(notif1.key);
@@ -217,7 +216,7 @@
     @Test
     public void testNotifEntriesAreNotPersistedAcrossRemovalAndReposting() {
         // GIVEN a notification that has been posted
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 3));
         NotificationEntry entry1 = mCollectionListener.getEntry(notif1.key);
 
         // WHEN the notification is retracted and then reposted
@@ -234,8 +233,8 @@
         // GIVEN a collection with a couple notifications and a lifetime extender
         mCollection.addNotificationLifetimeExtender(mExtender1);
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47, "myTag"));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88, "barTag"));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47, "myTag"));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88, "barTag"));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // WHEN a notification is manually dismissed
@@ -267,9 +266,9 @@
     @Test(expected = IllegalStateException.class)
     public void testDismissingNonExistentNotificationThrows() {
         // GIVEN a collection that originally had three notifs, but where one was dismissed
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
-        PostedNotif notif3 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 99));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif3 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 99));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
         mNoMan.retractNotif(notif2.sbn, REASON_UNKNOWN);
 
@@ -292,8 +291,8 @@
         mCollection.addNotificationLifetimeExtender(mExtender2);
         mCollection.addNotificationLifetimeExtender(mExtender3);
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // WHEN a notification is removed
@@ -320,8 +319,8 @@
         mCollection.addNotificationLifetimeExtender(mExtender2);
         mCollection.addNotificationLifetimeExtender(mExtender3);
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by one of them
@@ -357,8 +356,8 @@
         mCollection.addNotificationLifetimeExtender(mExtender2);
         mCollection.addNotificationLifetimeExtender(mExtender3);
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by a couple of them
@@ -392,8 +391,8 @@
         mCollection.addNotificationLifetimeExtender(mExtender2);
         mCollection.addNotificationLifetimeExtender(mExtender3);
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by a couple of them
@@ -422,8 +421,8 @@
         mExtender1.shouldExtendLifetime = true;
         mExtender2.shouldExtendLifetime = true;
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by a couple of them
@@ -452,8 +451,8 @@
         mExtender1.shouldExtendLifetime = true;
         mExtender2.shouldExtendLifetime = true;
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by a couple of them
@@ -481,8 +480,8 @@
         mExtender1.shouldExtendLifetime = true;
         mExtender2.shouldExtendLifetime = true;
 
-        PostedNotif notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
-        PostedNotif notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
+        NotifEvent notif1 = mNoMan.postNotif(buildNotif(TEST_PACKAGE, 47));
+        NotifEvent notif2 = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88));
         NotificationEntry entry2 = mCollectionListener.getEntry(notif2.key);
 
         // GIVEN a notification gets lifetime-extended by a couple of them
@@ -491,7 +490,7 @@
         clearInvocations(mExtender1, mExtender2, mExtender3);
 
         // WHEN the notification is reposted
-        PostedNotif notif2a = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88)
+        NotifEvent notif2a = mNoMan.postNotif(buildNotif(TEST_PACKAGE2, 88)
                 .setRank(4747)
                 .setExplanation("Some new explanation"));
 
@@ -512,53 +511,6 @@
                 .setId(id);
     }
 
-    private static class NoManSimulator {
-        private final NotifServiceListener mListener;
-        private final Map<String, Ranking> mRankings = new ArrayMap<>();
-
-        private NoManSimulator(
-                NotifServiceListener listener) {
-            mListener = listener;
-        }
-
-        PostedNotif postNotif(NotificationEntryBuilder builder) {
-            NotificationEntry entry = builder.build();
-            mRankings.put(entry.getKey(), entry.getRanking());
-            mListener.onNotificationPosted(entry.getSbn(), buildRankingMap());
-            return new PostedNotif(entry.getSbn(), entry.getRanking());
-        }
-
-        void retractNotif(StatusBarNotification sbn, int reason) {
-            assertNotNull(mRankings.remove(sbn.getKey()));
-            mListener.onNotificationRemoved(sbn, buildRankingMap(), reason);
-        }
-
-        void issueRankingUpdate() {
-            mListener.onNotificationRankingUpdate(buildRankingMap());
-        }
-
-        void setRanking(String key, Ranking ranking) {
-            mRankings.put(key, ranking);
-        }
-
-        private RankingMap buildRankingMap() {
-            return new RankingMap(mRankings.values().toArray(new Ranking[0]));
-        }
-    }
-
-    private static class PostedNotif {
-        public final String key;
-        public final StatusBarNotification sbn;
-        public final Ranking ranking;
-
-        private PostedNotif(StatusBarNotification sbn,
-                Ranking ranking) {
-            this.key = sbn.getKey();
-            this.sbn = sbn;
-            this.ranking = ranking;
-        }
-    }
-
     private static class RecordingCollectionListener implements NotifCollectionListener {
         private final Map<String, NotificationEntry> mLastSeenEntries = new ArrayMap<>();
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotificationEntryBuilder.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotificationEntryBuilder.java
index e6a61d6..300ec18 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotificationEntryBuilder.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/collection/NotificationEntryBuilder.java
@@ -140,6 +140,28 @@
         return this;
     }
 
+    /* Delegated to Notification.Builder (via SbnBuilder) */
+
+    public NotificationEntryBuilder setContentTitle(Context context, String contentTitle) {
+        mSbnBuilder.setContentTitle(context, contentTitle);
+        return this;
+    }
+
+    public NotificationEntryBuilder setContentText(Context context, String contentText) {
+        mSbnBuilder.setContentText(context, contentText);
+        return this;
+    }
+
+    public NotificationEntryBuilder setGroup(Context context, String groupKey) {
+        mSbnBuilder.setGroup(context, groupKey);
+        return this;
+    }
+
+    public NotificationEntryBuilder setGroupSummary(Context context, boolean isGroupSummary) {
+        mSbnBuilder.setGroupSummary(context, isGroupSummary);
+        return this;
+    }
+
     /* Delegated to RankingBuilder */
 
     public NotificationEntryBuilder setRank(int rank) {