tests/src/android/ext/services/notification/SmartActionsHelperTest.java - platform/packages/modules/ExtServices - Git at Google

 /**
  * Copyright (C) 2018 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.ext.services.notification;

 import static com.google.common.truth.Truth.assertAbout;
 import static com.google.common.truth.Truth.assertThat;

 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;

 import android.annotation.NonNull;
 import android.app.Notification;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.Person;
 import android.app.RemoteInput;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.IPackageManager;
 import android.graphics.drawable.Icon;
 import android.os.Bundle;
 import android.os.Process;
 import android.service.notification.NotificationAssistantService;
 import android.service.notification.StatusBarNotification;
 import android.view.textclassifier.ConversationAction;
 import android.view.textclassifier.ConversationActions;
 import android.view.textclassifier.TextClassificationManager;
 import android.view.textclassifier.TextClassifier;
 import android.view.textclassifier.TextClassifierEvent;

 import androidx.test.InstrumentationRegistry;
 import androidx.test.runner.AndroidJUnit4;

 import com.google.common.truth.FailureMetadata;
 import com.google.common.truth.Subject;

 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.ArgumentMatcher;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;

 import java.time.Instant;
 import java.time.ZoneOffset;
 import java.time.ZonedDateTime;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;

 import javax.annotation.Nullable;

 import androidx.test.InstrumentationRegistry;
 import androidx.test.runner.AndroidJUnit4;

 @RunWith(AndroidJUnit4.class)
 public class SmartActionsHelperTest {
     private static final String RESULT_ID = "id";
     private static final float SCORE = 0.7f;
     private static final CharSequence SMART_REPLY = "Home";
     private static final ConversationAction REPLY_ACTION =
             new ConversationAction.Builder(ConversationAction.TYPE_TEXT_REPLY)
                     .setTextReply(SMART_REPLY)
                     .setConfidenceScore(SCORE)
                     .build();
     private static final String MESSAGE = "Where are you?";

     @Mock
     IPackageManager mIPackageManager;
     @Mock
     private TextClassifier mTextClassifier;
     private StatusBarNotification mStatusBarNotification;
     @Mock
     private SmsHelper mSmsHelper;

     private SmartActionsHelper mSmartActionsHelper;
     private Context mContext;
     private Notification.Builder mNotificationBuilder;
     private AssistantSettings mSettings;

     @Before
     public void setup() {
         MockitoAnnotations.initMocks(this);
         mContext = InstrumentationRegistry.getTargetContext();

         mContext.getSystemService(TextClassificationManager.class)
                 .setTextClassifier(mTextClassifier);
         when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
                 .thenReturn(new ConversationActions(Arrays.asList(REPLY_ACTION), RESULT_ID));

         mNotificationBuilder = new Notification.Builder(mContext, "channel");
         mSettings = AssistantSettings.createForTesting(
                 null, null, Process.myUserHandle().getIdentifier(), null);
         mSettings.mGenerateActions = true;
         mSettings.mGenerateReplies = true;
         mSmartActionsHelper = new SmartActionsHelper(mContext, mSettings);
     }

     private void setStatusBarNotification(Notification n) {
         mStatusBarNotification = new StatusBarNotification("random.app", "random.app", 0,
         "tag", Process.myUid(), Process.myPid(), n, Process.myUserHandle(), null, 0);
     }

     @Test
     public void testSuggest_notMessageNotification() {
         Notification notification = mNotificationBuilder.setContentText(MESSAGE).build();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());

         verify(mTextClassifier, never())
                 .suggestConversationActions(any(ConversationActions.Request.class));
     }

     @Test
     public void testSuggest_noInlineReply() {
         Notification notification =
                 mNotificationBuilder
                         .setContentText(MESSAGE)
                         .setCategory(Notification.CATEGORY_MESSAGE)
                         .build();
         setStatusBarNotification(notification);

         ConversationActions.Request request = runSuggestAndCaptureRequest();

         // actions are enabled, but replies are not.
         assertThat(
                 request.getTypeConfig().resolveEntityListModifications(
                         Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
                                 ConversationAction.TYPE_OPEN_URL)))
                 .containsExactly(ConversationAction.TYPE_OPEN_URL);
     }

     @Test
     public void testSuggest_settingsOff() {
         mSettings.mGenerateActions = false;
         mSettings.mGenerateReplies = false;
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());

         verify(mTextClassifier, never())
                 .suggestConversationActions(any(ConversationActions.Request.class));
     }

     @Test
     public void testSuggest_settings_repliesOnActionsOff() {
         mSettings.mGenerateReplies = true;
         mSettings.mGenerateActions = false;
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         ConversationActions.Request request = runSuggestAndCaptureRequest();

         // replies are enabled, but actions are not.
         assertThat(
                 request.getTypeConfig().resolveEntityListModifications(
                         Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
                                 ConversationAction.TYPE_OPEN_URL)))
                 .containsExactly(ConversationAction.TYPE_TEXT_REPLY);
     }

     @Test
     public void testSuggest_settings_repliesOffActionsOn() {
         mSettings.mGenerateReplies = false;
         mSettings.mGenerateActions = true;
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         ConversationActions.Request request = runSuggestAndCaptureRequest();

         // actions are enabled, but replies are not.
         assertThat(
                 request.getTypeConfig().resolveEntityListModifications(
                         Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
                                 ConversationAction.TYPE_OPEN_URL)))
                 .containsExactly(ConversationAction.TYPE_OPEN_URL);
     }


     @Test
     public void testSuggest_nonMessageStyleMessageNotification() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         List<ConversationActions.Message> messages =
                 runSuggestAndCaptureRequest().getConversation();

         assertThat(messages).hasSize(1);
         MessageSubject.assertThat(messages.get(0)).hasText(MESSAGE);
         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier).onTextClassifierEvent(argumentCaptor.capture());
         TextClassifierEvent textClassifierEvent = argumentCaptor.getValue();
         assertTextClassifierEvent(textClassifierEvent, TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertThat(textClassifierEvent.getEntityTypes()).asList()
                 .containsExactly(ConversationAction.TYPE_TEXT_REPLY);
     }

     @Test
     public void testSuggest_messageStyle() {
         Person me = new Person.Builder().setName("Me").build();
         Person userA = new Person.Builder().setName("A").build();
         Person userB = new Person.Builder().setName("B").build();
         Notification.MessagingStyle style =
                 new Notification.MessagingStyle(me)
                         .addMessage("firstMessage", 1000, (Person) null)
                         .addMessage("secondMessage", 2000, me)
                         .addMessage("thirdMessage", 3000, userA)
                         .addMessage("fourthMessage", 4000, userB);
         Notification notification =
                 mNotificationBuilder
                         .setContentText("You have three new messages")
                         .setStyle(style)
                         .setActions(createReplyAction())
                         .build();
         setStatusBarNotification(notification);

         List<ConversationActions.Message> messages =
                 runSuggestAndCaptureRequest().getConversation();
         assertThat(messages).hasSize(4);

         ConversationActions.Message firstMessage = messages.get(0);
         MessageSubject.assertThat(firstMessage).hasText("firstMessage");
         MessageSubject.assertThat(firstMessage)
                 .hasPerson(ConversationActions.Message.PERSON_USER_SELF);
         MessageSubject.assertThat(firstMessage)
                 .hasReferenceTime(createZonedDateTimeFromMsUtc(1000));

         ConversationActions.Message secondMessage = messages.get(1);
         MessageSubject.assertThat(secondMessage).hasText("secondMessage");
         MessageSubject.assertThat(secondMessage)
                 .hasPerson(ConversationActions.Message.PERSON_USER_SELF);
         MessageSubject.assertThat(secondMessage)
                 .hasReferenceTime(createZonedDateTimeFromMsUtc(2000));

         ConversationActions.Message thirdMessage = messages.get(2);
         MessageSubject.assertThat(thirdMessage).hasText("thirdMessage");
         MessageSubject.assertThat(thirdMessage).hasPerson(userA);
         MessageSubject.assertThat(thirdMessage)
                 .hasReferenceTime(createZonedDateTimeFromMsUtc(3000));

         ConversationActions.Message fourthMessage = messages.get(3);
         MessageSubject.assertThat(fourthMessage).hasText("fourthMessage");
         MessageSubject.assertThat(fourthMessage).hasPerson(userB);
         MessageSubject.assertThat(fourthMessage)
                 .hasReferenceTime(createZonedDateTimeFromMsUtc(4000));

         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier).onTextClassifierEvent(argumentCaptor.capture());
         TextClassifierEvent textClassifierEvent = argumentCaptor.getValue();
         assertTextClassifierEvent(textClassifierEvent, TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertThat(textClassifierEvent.getEntityTypes()).asList()
                 .containsExactly(ConversationAction.TYPE_TEXT_REPLY);
     }

     @Test
     public void testSuggest_lastMessageLocalUser() {
         Person me = new Person.Builder().setName("Me").build();
         Person userA = new Person.Builder().setName("A").build();
         Notification.MessagingStyle style =
                 new Notification.MessagingStyle(me)
                         .addMessage("firstMessage", 1000, userA)
                         .addMessage("secondMessage", 2000, me);
         Notification notification =
                 mNotificationBuilder
                         .setContentText("You have two new messages")
                         .setStyle(style)
                         .setActions(createReplyAction())
                         .build();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());

         verify(mTextClassifier, never())
                 .suggestConversationActions(any(ConversationActions.Request.class));
     }

     @Test
     public void testSuggest_messageStyle_noPerson() {
         Person me = new Person.Builder().setName("Me").build();
         Notification.MessagingStyle style =
                 new Notification.MessagingStyle(me).addMessage("message", 1000, (Person) null);
         Notification notification =
                 mNotificationBuilder
                         .setContentText("You have one new message")
                         .setStyle(style)
                         .setActions(createReplyAction())
                         .build();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());

         verify(mTextClassifier, never())
                 .suggestConversationActions(any(ConversationActions.Request.class));
     }

     @Test
     public void testOnSuggestedReplySent() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onSuggestedReplySent(mStatusBarNotification.getKey(), SMART_REPLY,
                 NotificationAssistantService.SOURCE_FROM_ASSISTANT);

         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
         List<TextClassifierEvent> events = argumentCaptor.getAllValues();
         assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_SMART_ACTION);
         float[] scores = events.get(1).getScores();
         assertThat(scores).hasLength(1);
         assertThat(scores[0]).isEqualTo(SCORE);
     }

     @Test
     public void testOnSuggestedReplySent_anotherNotification() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onSuggestedReplySent(
                 "something_else", MESSAGE, NotificationAssistantService.SOURCE_FROM_ASSISTANT);

         verify(mTextClassifier, never()).onTextClassifierEvent(
                 argThat(new TextClassifierEventMatcher(TextClassifierEvent.TYPE_SMART_ACTION)));
     }

     @Test
     public void testOnSuggestedReplySent_missingResultId() {
         when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
                 .thenReturn(new ConversationActions(Collections.singletonList(REPLY_ACTION), null));
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onSuggestedReplySent(mStatusBarNotification.getKey(), SMART_REPLY,
                 NotificationAssistantService.SOURCE_FROM_ASSISTANT);

         verify(mTextClassifier, never()).onTextClassifierEvent(any(TextClassifierEvent.class));
     }

     @Test
     public void testOnNotificationDirectReply() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onNotificationDirectReplied(mStatusBarNotification.getKey());

         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
         List<TextClassifierEvent> events = argumentCaptor.getAllValues();
         assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_MANUAL_REPLY);
     }

     @Test
     public void testOnNotificationExpansionChanged() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), true);

         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
         List<TextClassifierEvent> events = argumentCaptor.getAllValues();
         assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_ACTIONS_SHOWN);
     }

     @Test
     public void testOnNotificationsSeen_notExpanded() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), false);

         verify(mTextClassifier, never()).onTextClassifierEvent(
                 argThat(new TextClassifierEventMatcher(TextClassifierEvent.TYPE_ACTIONS_SHOWN)));
     }

     @Test
     public void testOnNotifications_expanded() {
         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);

         mSmartActionsHelper.suggest(createNotificationEntry());
         mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), true);

         ArgumentCaptor<TextClassifierEvent> argumentCaptor =
                 ArgumentCaptor.forClass(TextClassifierEvent.class);
         verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
         List<TextClassifierEvent> events = argumentCaptor.getAllValues();
         assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
         assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_ACTIONS_SHOWN);
     }

     @Test
     public void testCopyAction() {
         Bundle extras = new Bundle();
         Bundle entitiesExtras = new Bundle();
         entitiesExtras.putString(SmartActionsHelper.KEY_TEXT, "12345");
         extras.putParcelable(SmartActionsHelper.ENTITIES_EXTRAS, entitiesExtras);
         ConversationAction conversationAction =
                 new ConversationAction.Builder(ConversationAction.TYPE_COPY)
                         .setExtras(extras)
                         .build();
         when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
                 .thenReturn(
                         new ConversationActions(
                                 Collections.singletonList(conversationAction), null));

         Notification notification = createMessageNotification();
         setStatusBarNotification(notification);
         SmartActionsHelper.SmartSuggestions suggestions =
                 mSmartActionsHelper.suggest(createNotificationEntry());

         assertThat(suggestions.actions).hasSize(1);
         Notification.Action action = suggestions.actions.get(0);
         assertThat(action.title).isEqualTo("12345");
     }

     private ZonedDateTime createZonedDateTimeFromMsUtc(long msUtc) {
         return ZonedDateTime.ofInstant(Instant.ofEpochMilli(msUtc), ZoneOffset.systemDefault());
     }

     private ConversationActions.Request runSuggestAndCaptureRequest() {
         mSmartActionsHelper.suggest(createNotificationEntry());

         ArgumentCaptor<ConversationActions.Request> argumentCaptor =
                 ArgumentCaptor.forClass(ConversationActions.Request.class);
         verify(mTextClassifier).suggestConversationActions(argumentCaptor.capture());
         return argumentCaptor.getValue();
     }

     private Notification.Action createReplyAction() {
         PendingIntent pendingIntent =
                 PendingIntent.getActivity(mContext, 0, new Intent(mContext, this.getClass()), 0);
         RemoteInput remoteInput = new RemoteInput.Builder("result")
                 .setAllowFreeFormInput(true)
                 .build();
         return new Notification.Action.Builder(
                 Icon.createWithResource(mContext.getResources(),
                         android.R.drawable.stat_sys_warning),
                 "Reply", pendingIntent)
                 .addRemoteInput(remoteInput)
                 .build();
     }

     private NotificationEntry createNotificationEntry() {
         NotificationChannel channel =
                 new NotificationChannel("id", "name", NotificationManager.IMPORTANCE_DEFAULT);
         return new NotificationEntry(
                 mContext, mIPackageManager, mStatusBarNotification, channel, mSmsHelper);
     }

     private Notification createMessageNotification() {
         return mNotificationBuilder
                 .setContentText(MESSAGE)
                 .setCategory(Notification.CATEGORY_MESSAGE)
                 .setActions(createReplyAction())
                 .build();
     }

     private void assertTextClassifierEvent(
             TextClassifierEvent textClassifierEvent, int expectedEventType) {
         assertThat(textClassifierEvent.getEventCategory())
                 .isEqualTo(TextClassifierEvent.CATEGORY_CONVERSATION_ACTIONS);
         assertThat(textClassifierEvent.getEventContext().getPackageName())
                 .isEqualTo(InstrumentationRegistry.getTargetContext().getPackageName());
         assertThat(textClassifierEvent.getEventContext().getWidgetType())
                 .isEqualTo(TextClassifier.WIDGET_TYPE_NOTIFICATION);
         assertThat(textClassifierEvent.getEventType()).isEqualTo(expectedEventType);
     }

     private static final class MessageSubject
             extends Subject<MessageSubject, ConversationActions.Message> {

         private static final Subject.Factory<MessageSubject, ConversationActions.Message> FACTORY =
                 new Subject.Factory<MessageSubject, ConversationActions.Message>() {
                     @Override
                     public MessageSubject createSubject(
                             @NonNull FailureMetadata failureMetadata,
                             @NonNull ConversationActions.Message subject) {
                         return new MessageSubject(failureMetadata, subject);
                     }
                 };

         private MessageSubject(
                 FailureMetadata failureMetadata, @Nullable ConversationActions.Message subject) {
             super(failureMetadata, subject);
         }

         private void hasText(String text) {
             if (!Objects.equals(text, getSubject().getText().toString())) {
                 failWithBadResults("has text", text, "has", getSubject().getText());
             }
         }

         private void hasPerson(Person person) {
             if (!Objects.equals(person, getSubject().getAuthor())) {
                 failWithBadResults("has author", person, "has", getSubject().getAuthor());
             }
         }

         private void hasReferenceTime(ZonedDateTime referenceTime) {
             if (!Objects.equals(referenceTime, getSubject().getReferenceTime())) {
                 failWithBadResults(
                         "has reference time",
                         referenceTime,
                         "has",
                         getSubject().getReferenceTime());
             }
         }

         private static MessageSubject assertThat(ConversationActions.Message message) {
             return assertAbout(FACTORY).that(message);
         }
     }

     private final class TextClassifierEventMatcher implements ArgumentMatcher<TextClassifierEvent> {

         private int mType;

         private TextClassifierEventMatcher(int type) {
             mType = type;
         }

         @Override
         public boolean matches(TextClassifierEvent textClassifierEvent) {
             if (textClassifierEvent == null) {
                 return false;
             }
             return mType == textClassifierEvent.getEventType();
         }
     }
 }
	/**
	* Copyright (C) 2018 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.ext.services.notification;

	import static com.google.common.truth.Truth.assertAbout;
	import static com.google.common.truth.Truth.assertThat;

	import static org.mockito.ArgumentMatchers.any;
	import static org.mockito.ArgumentMatchers.argThat;
	import static org.mockito.Mockito.never;
	import static org.mockito.Mockito.times;
	import static org.mockito.Mockito.verify;
	import static org.mockito.Mockito.when;

	import android.annotation.NonNull;
	import android.app.Notification;
	import android.app.NotificationChannel;
	import android.app.NotificationManager;
	import android.app.PendingIntent;
	import android.app.Person;
	import android.app.RemoteInput;
	import android.content.Context;
	import android.content.Intent;
	import android.content.pm.IPackageManager;
	import android.graphics.drawable.Icon;
	import android.os.Bundle;
	import android.os.Process;
	import android.service.notification.NotificationAssistantService;
	import android.service.notification.StatusBarNotification;
	import android.view.textclassifier.ConversationAction;
	import android.view.textclassifier.ConversationActions;
	import android.view.textclassifier.TextClassificationManager;
	import android.view.textclassifier.TextClassifier;
	import android.view.textclassifier.TextClassifierEvent;

	import androidx.test.InstrumentationRegistry;
	import androidx.test.runner.AndroidJUnit4;

	import com.google.common.truth.FailureMetadata;
	import com.google.common.truth.Subject;

	import org.junit.Before;
	import org.junit.Test;
	import org.junit.runner.RunWith;
	import org.mockito.ArgumentCaptor;
	import org.mockito.ArgumentMatcher;
	import org.mockito.Mock;
	import org.mockito.MockitoAnnotations;

	import java.time.Instant;
	import java.time.ZoneOffset;
	import java.time.ZonedDateTime;
	import java.util.Arrays;
	import java.util.Collections;
	import java.util.List;
	import java.util.Objects;

	import javax.annotation.Nullable;

	import androidx.test.InstrumentationRegistry;
	import androidx.test.runner.AndroidJUnit4;

	@RunWith(AndroidJUnit4.class)
	public class SmartActionsHelperTest {
	private static final String RESULT_ID = "id";
	private static final float SCORE = 0.7f;
	private static final CharSequence SMART_REPLY = "Home";
	private static final ConversationAction REPLY_ACTION =
	new ConversationAction.Builder(ConversationAction.TYPE_TEXT_REPLY)
	.setTextReply(SMART_REPLY)
	.setConfidenceScore(SCORE)
	.build();
	private static final String MESSAGE = "Where are you?";

	@Mock
	IPackageManager mIPackageManager;
	@Mock
	private TextClassifier mTextClassifier;
	private StatusBarNotification mStatusBarNotification;
	@Mock
	private SmsHelper mSmsHelper;

	private SmartActionsHelper mSmartActionsHelper;
	private Context mContext;
	private Notification.Builder mNotificationBuilder;
	private AssistantSettings mSettings;

	@Before
	public void setup() {
	MockitoAnnotations.initMocks(this);
	mContext = InstrumentationRegistry.getTargetContext();

	mContext.getSystemService(TextClassificationManager.class)
	.setTextClassifier(mTextClassifier);
	when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
	.thenReturn(new ConversationActions(Arrays.asList(REPLY_ACTION), RESULT_ID));

	mNotificationBuilder = new Notification.Builder(mContext, "channel");
	mSettings = AssistantSettings.createForTesting(
	null, null, Process.myUserHandle().getIdentifier(), null);
	mSettings.mGenerateActions = true;
	mSettings.mGenerateReplies = true;
	mSmartActionsHelper = new SmartActionsHelper(mContext, mSettings);
	}

	private void setStatusBarNotification(Notification n) {
	mStatusBarNotification = new StatusBarNotification("random.app", "random.app", 0,
	"tag", Process.myUid(), Process.myPid(), n, Process.myUserHandle(), null, 0);
	}

	@Test
	public void testSuggest_notMessageNotification() {
	Notification notification = mNotificationBuilder.setContentText(MESSAGE).build();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());

	verify(mTextClassifier, never())
	.suggestConversationActions(any(ConversationActions.Request.class));
	}

	@Test
	public void testSuggest_noInlineReply() {
	Notification notification =
	mNotificationBuilder
	.setContentText(MESSAGE)
	.setCategory(Notification.CATEGORY_MESSAGE)
	.build();
	setStatusBarNotification(notification);

	ConversationActions.Request request = runSuggestAndCaptureRequest();

	// actions are enabled, but replies are not.
	assertThat(
	request.getTypeConfig().resolveEntityListModifications(
	Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
	ConversationAction.TYPE_OPEN_URL)))
	.containsExactly(ConversationAction.TYPE_OPEN_URL);
	}

	@Test
	public void testSuggest_settingsOff() {
	mSettings.mGenerateActions = false;
	mSettings.mGenerateReplies = false;
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());

	verify(mTextClassifier, never())
	.suggestConversationActions(any(ConversationActions.Request.class));
	}

	@Test
	public void testSuggest_settings_repliesOnActionsOff() {
	mSettings.mGenerateReplies = true;
	mSettings.mGenerateActions = false;
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	ConversationActions.Request request = runSuggestAndCaptureRequest();

	// replies are enabled, but actions are not.
	assertThat(
	request.getTypeConfig().resolveEntityListModifications(
	Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
	ConversationAction.TYPE_OPEN_URL)))
	.containsExactly(ConversationAction.TYPE_TEXT_REPLY);
	}

	@Test
	public void testSuggest_settings_repliesOffActionsOn() {
	mSettings.mGenerateReplies = false;
	mSettings.mGenerateActions = true;
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	ConversationActions.Request request = runSuggestAndCaptureRequest();

	// actions are enabled, but replies are not.
	assertThat(
	request.getTypeConfig().resolveEntityListModifications(
	Arrays.asList(ConversationAction.TYPE_TEXT_REPLY,
	ConversationAction.TYPE_OPEN_URL)))
	.containsExactly(ConversationAction.TYPE_OPEN_URL);
	}


	@Test
	public void testSuggest_nonMessageStyleMessageNotification() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	List<ConversationActions.Message> messages =
	runSuggestAndCaptureRequest().getConversation();

	assertThat(messages).hasSize(1);
	MessageSubject.assertThat(messages.get(0)).hasText(MESSAGE);
	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier).onTextClassifierEvent(argumentCaptor.capture());
	TextClassifierEvent textClassifierEvent = argumentCaptor.getValue();
	assertTextClassifierEvent(textClassifierEvent, TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertThat(textClassifierEvent.getEntityTypes()).asList()
	.containsExactly(ConversationAction.TYPE_TEXT_REPLY);
	}

	@Test
	public void testSuggest_messageStyle() {
	Person me = new Person.Builder().setName("Me").build();
	Person userA = new Person.Builder().setName("A").build();
	Person userB = new Person.Builder().setName("B").build();
	Notification.MessagingStyle style =
	new Notification.MessagingStyle(me)
	.addMessage("firstMessage", 1000, (Person) null)
	.addMessage("secondMessage", 2000, me)
	.addMessage("thirdMessage", 3000, userA)
	.addMessage("fourthMessage", 4000, userB);
	Notification notification =
	mNotificationBuilder
	.setContentText("You have three new messages")
	.setStyle(style)
	.setActions(createReplyAction())
	.build();
	setStatusBarNotification(notification);

	List<ConversationActions.Message> messages =
	runSuggestAndCaptureRequest().getConversation();
	assertThat(messages).hasSize(4);

	ConversationActions.Message firstMessage = messages.get(0);
	MessageSubject.assertThat(firstMessage).hasText("firstMessage");
	MessageSubject.assertThat(firstMessage)
	.hasPerson(ConversationActions.Message.PERSON_USER_SELF);
	MessageSubject.assertThat(firstMessage)
	.hasReferenceTime(createZonedDateTimeFromMsUtc(1000));

	ConversationActions.Message secondMessage = messages.get(1);
	MessageSubject.assertThat(secondMessage).hasText("secondMessage");
	MessageSubject.assertThat(secondMessage)
	.hasPerson(ConversationActions.Message.PERSON_USER_SELF);
	MessageSubject.assertThat(secondMessage)
	.hasReferenceTime(createZonedDateTimeFromMsUtc(2000));

	ConversationActions.Message thirdMessage = messages.get(2);
	MessageSubject.assertThat(thirdMessage).hasText("thirdMessage");
	MessageSubject.assertThat(thirdMessage).hasPerson(userA);
	MessageSubject.assertThat(thirdMessage)
	.hasReferenceTime(createZonedDateTimeFromMsUtc(3000));

	ConversationActions.Message fourthMessage = messages.get(3);
	MessageSubject.assertThat(fourthMessage).hasText("fourthMessage");
	MessageSubject.assertThat(fourthMessage).hasPerson(userB);
	MessageSubject.assertThat(fourthMessage)
	.hasReferenceTime(createZonedDateTimeFromMsUtc(4000));

	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier).onTextClassifierEvent(argumentCaptor.capture());
	TextClassifierEvent textClassifierEvent = argumentCaptor.getValue();
	assertTextClassifierEvent(textClassifierEvent, TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertThat(textClassifierEvent.getEntityTypes()).asList()
	.containsExactly(ConversationAction.TYPE_TEXT_REPLY);
	}

	@Test
	public void testSuggest_lastMessageLocalUser() {
	Person me = new Person.Builder().setName("Me").build();
	Person userA = new Person.Builder().setName("A").build();
	Notification.MessagingStyle style =
	new Notification.MessagingStyle(me)
	.addMessage("firstMessage", 1000, userA)
	.addMessage("secondMessage", 2000, me);
	Notification notification =
	mNotificationBuilder
	.setContentText("You have two new messages")
	.setStyle(style)
	.setActions(createReplyAction())
	.build();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());

	verify(mTextClassifier, never())
	.suggestConversationActions(any(ConversationActions.Request.class));
	}

	@Test
	public void testSuggest_messageStyle_noPerson() {
	Person me = new Person.Builder().setName("Me").build();
	Notification.MessagingStyle style =
	new Notification.MessagingStyle(me).addMessage("message", 1000, (Person) null);
	Notification notification =
	mNotificationBuilder
	.setContentText("You have one new message")
	.setStyle(style)
	.setActions(createReplyAction())
	.build();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());

	verify(mTextClassifier, never())
	.suggestConversationActions(any(ConversationActions.Request.class));
	}

	@Test
	public void testOnSuggestedReplySent() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onSuggestedReplySent(mStatusBarNotification.getKey(), SMART_REPLY,
	NotificationAssistantService.SOURCE_FROM_ASSISTANT);

	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
	List<TextClassifierEvent> events = argumentCaptor.getAllValues();
	assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_SMART_ACTION);
	float[] scores = events.get(1).getScores();
	assertThat(scores).hasLength(1);
	assertThat(scores[0]).isEqualTo(SCORE);
	}

	@Test
	public void testOnSuggestedReplySent_anotherNotification() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onSuggestedReplySent(
	"something_else", MESSAGE, NotificationAssistantService.SOURCE_FROM_ASSISTANT);

	verify(mTextClassifier, never()).onTextClassifierEvent(
	argThat(new TextClassifierEventMatcher(TextClassifierEvent.TYPE_SMART_ACTION)));
	}

	@Test
	public void testOnSuggestedReplySent_missingResultId() {
	when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
	.thenReturn(new ConversationActions(Collections.singletonList(REPLY_ACTION), null));
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onSuggestedReplySent(mStatusBarNotification.getKey(), SMART_REPLY,
	NotificationAssistantService.SOURCE_FROM_ASSISTANT);

	verify(mTextClassifier, never()).onTextClassifierEvent(any(TextClassifierEvent.class));
	}

	@Test
	public void testOnNotificationDirectReply() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onNotificationDirectReplied(mStatusBarNotification.getKey());

	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
	List<TextClassifierEvent> events = argumentCaptor.getAllValues();
	assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_MANUAL_REPLY);
	}

	@Test
	public void testOnNotificationExpansionChanged() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), true);

	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
	List<TextClassifierEvent> events = argumentCaptor.getAllValues();
	assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_ACTIONS_SHOWN);
	}

	@Test
	public void testOnNotificationsSeen_notExpanded() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), false);

	verify(mTextClassifier, never()).onTextClassifierEvent(
	argThat(new TextClassifierEventMatcher(TextClassifierEvent.TYPE_ACTIONS_SHOWN)));
	}

	@Test
	public void testOnNotifications_expanded() {
	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);

	mSmartActionsHelper.suggest(createNotificationEntry());
	mSmartActionsHelper.onNotificationExpansionChanged(createNotificationEntry(), true);

	ArgumentCaptor<TextClassifierEvent> argumentCaptor =
	ArgumentCaptor.forClass(TextClassifierEvent.class);
	verify(mTextClassifier, times(2)).onTextClassifierEvent(argumentCaptor.capture());
	List<TextClassifierEvent> events = argumentCaptor.getAllValues();
	assertTextClassifierEvent(events.get(0), TextClassifierEvent.TYPE_ACTIONS_GENERATED);
	assertTextClassifierEvent(events.get(1), TextClassifierEvent.TYPE_ACTIONS_SHOWN);
	}

	@Test
	public void testCopyAction() {
	Bundle extras = new Bundle();
	Bundle entitiesExtras = new Bundle();
	entitiesExtras.putString(SmartActionsHelper.KEY_TEXT, "12345");
	extras.putParcelable(SmartActionsHelper.ENTITIES_EXTRAS, entitiesExtras);
	ConversationAction conversationAction =
	new ConversationAction.Builder(ConversationAction.TYPE_COPY)
	.setExtras(extras)
	.build();
	when(mTextClassifier.suggestConversationActions(any(ConversationActions.Request.class)))
	.thenReturn(
	new ConversationActions(
	Collections.singletonList(conversationAction), null));

	Notification notification = createMessageNotification();
	setStatusBarNotification(notification);
	SmartActionsHelper.SmartSuggestions suggestions =
	mSmartActionsHelper.suggest(createNotificationEntry());

	assertThat(suggestions.actions).hasSize(1);
	Notification.Action action = suggestions.actions.get(0);
	assertThat(action.title).isEqualTo("12345");
	}

	private ZonedDateTime createZonedDateTimeFromMsUtc(long msUtc) {
	return ZonedDateTime.ofInstant(Instant.ofEpochMilli(msUtc), ZoneOffset.systemDefault());
	}

	private ConversationActions.Request runSuggestAndCaptureRequest() {
	mSmartActionsHelper.suggest(createNotificationEntry());

	ArgumentCaptor<ConversationActions.Request> argumentCaptor =
	ArgumentCaptor.forClass(ConversationActions.Request.class);
	verify(mTextClassifier).suggestConversationActions(argumentCaptor.capture());
	return argumentCaptor.getValue();
	}

	private Notification.Action createReplyAction() {
	PendingIntent pendingIntent =
	PendingIntent.getActivity(mContext, 0, new Intent(mContext, this.getClass()), 0);
	RemoteInput remoteInput = new RemoteInput.Builder("result")
	.setAllowFreeFormInput(true)
	.build();
	return new Notification.Action.Builder(
	Icon.createWithResource(mContext.getResources(),
	android.R.drawable.stat_sys_warning),
	"Reply", pendingIntent)
	.addRemoteInput(remoteInput)
	.build();
	}

	private NotificationEntry createNotificationEntry() {
	NotificationChannel channel =
	new NotificationChannel("id", "name", NotificationManager.IMPORTANCE_DEFAULT);
	return new NotificationEntry(
	mContext, mIPackageManager, mStatusBarNotification, channel, mSmsHelper);
	}

	private Notification createMessageNotification() {
	return mNotificationBuilder
	.setContentText(MESSAGE)
	.setCategory(Notification.CATEGORY_MESSAGE)
	.setActions(createReplyAction())
	.build();
	}

	private void assertTextClassifierEvent(
	TextClassifierEvent textClassifierEvent, int expectedEventType) {
	assertThat(textClassifierEvent.getEventCategory())
	.isEqualTo(TextClassifierEvent.CATEGORY_CONVERSATION_ACTIONS);
	assertThat(textClassifierEvent.getEventContext().getPackageName())
	.isEqualTo(InstrumentationRegistry.getTargetContext().getPackageName());
	assertThat(textClassifierEvent.getEventContext().getWidgetType())
	.isEqualTo(TextClassifier.WIDGET_TYPE_NOTIFICATION);
	assertThat(textClassifierEvent.getEventType()).isEqualTo(expectedEventType);
	}

	private static final class MessageSubject
	extends Subject<MessageSubject, ConversationActions.Message> {

	private static final Subject.Factory<MessageSubject, ConversationActions.Message> FACTORY =
	new Subject.Factory<MessageSubject, ConversationActions.Message>() {
	@Override
	public MessageSubject createSubject(
	@NonNull FailureMetadata failureMetadata,
	@NonNull ConversationActions.Message subject) {
	return new MessageSubject(failureMetadata, subject);
	}
	};

	private MessageSubject(
	FailureMetadata failureMetadata, @Nullable ConversationActions.Message subject) {
	super(failureMetadata, subject);
	}

	private void hasText(String text) {
	if (!Objects.equals(text, getSubject().getText().toString())) {
	failWithBadResults("has text", text, "has", getSubject().getText());
	}
	}

	private void hasPerson(Person person) {
	if (!Objects.equals(person, getSubject().getAuthor())) {
	failWithBadResults("has author", person, "has", getSubject().getAuthor());
	}
	}

	private void hasReferenceTime(ZonedDateTime referenceTime) {
	if (!Objects.equals(referenceTime, getSubject().getReferenceTime())) {
	failWithBadResults(
	"has reference time",
	referenceTime,
	"has",
	getSubject().getReferenceTime());
	}
	}

	private static MessageSubject assertThat(ConversationActions.Message message) {
	return assertAbout(FACTORY).that(message);
	}
	}

	private final class TextClassifierEventMatcher implements ArgumentMatcher<TextClassifierEvent> {

	private int mType;

	private TextClassifierEventMatcher(int type) {
	mType = type;
	}

	@Override
	public boolean matches(TextClassifierEvent textClassifierEvent) {
	if (textClassifierEvent == null) {
	return false;
	}
	return mType == textClassifierEvent.getEventType();
	}
	}
	}