Modifying SuggestionParser to support dismiss logic of smart
suggestions.

Test: RunSettingsLibRoboTests
Fixes: 35059823
Change-Id: I8c257f4f89f7dbc179aee85e013bdaecc8c3c09c
diff --git a/packages/SettingsLib/src/com/android/settingslib/SuggestionParser.java b/packages/SettingsLib/src/com/android/settingslib/SuggestionParser.java
index 13bbc33..4b0ab59 100644
--- a/packages/SettingsLib/src/com/android/settingslib/SuggestionParser.java
+++ b/packages/SettingsLib/src/com/android/settingslib/SuggestionParser.java
@@ -94,16 +94,27 @@
 
     private static final long MILLIS_IN_DAY = 24 * 60 * 60 * 1000;
 
+    // Default dismiss control for smart suggestions.
+    private static final String DEFAULT_SMART_DISMISS_CONTROL = "0,10";
+
     private final Context mContext;
     private final List<SuggestionCategory> mSuggestionList;
     private final ArrayMap<Pair<String, String>, Tile> mAddCache = new ArrayMap<>();
     private final SharedPreferences mSharedPrefs;
+    private final String mSmartDismissControl;
 
-    public SuggestionParser(Context context, SharedPreferences sharedPrefs, int orderXml) {
+
+    public SuggestionParser(
+        Context context, SharedPreferences sharedPrefs, int orderXml, String smartDismissControl) {
         mContext = context;
         mSuggestionList = (List<SuggestionCategory>) new SuggestionOrderInflater(mContext)
                 .parse(orderXml);
         mSharedPrefs = sharedPrefs;
+        mSmartDismissControl = smartDismissControl;
+    }
+
+    public SuggestionParser(Context context, SharedPreferences sharedPrefs, int orderXml) {
+       this(context, sharedPrefs, orderXml, DEFAULT_SMART_DISMISS_CONTROL);
     }
 
     @VisibleForTesting
@@ -111,26 +122,35 @@
         mContext = context;
         mSuggestionList = new ArrayList<SuggestionCategory>();
         mSharedPrefs = sharedPrefs;
+        mSmartDismissControl = DEFAULT_SMART_DISMISS_CONTROL;
         Log.wtf(TAG, "Only use this constructor for testing");
     }
 
     public List<Tile> getSuggestions() {
+        return getSuggestions(false);
+    }
+
+    public List<Tile> getSuggestions(boolean isSmartSuggestionEnabled) {
         List<Tile> suggestions = new ArrayList<>();
         final int N = mSuggestionList.size();
         for (int i = 0; i < N; i++) {
-            readSuggestions(mSuggestionList.get(i), suggestions);
+            readSuggestions(mSuggestionList.get(i), suggestions, isSmartSuggestionEnabled);
         }
         return suggestions;
     }
 
+    public boolean dismissSuggestion(Tile suggestion) {
+        return dismissSuggestion(suggestion, false);
+    }
+
     /**
      * Dismisses a suggestion, returns true if the suggestion has no more dismisses left and should
      * be disabled.
      */
-    public boolean dismissSuggestion(Tile suggestion) {
+    public boolean dismissSuggestion(Tile suggestion, boolean isSmartSuggestionEnabled) {
         String keyBase = suggestion.intent.getComponent().flattenToShortString();
         int index = mSharedPrefs.getInt(keyBase + DISMISS_INDEX, 0);
-        String dismissControl = suggestion.metaData.getString(META_DATA_DISMISS_CONTROL);
+        String dismissControl = getDismissControl(suggestion, isSmartSuggestionEnabled);
         if (dismissControl == null || parseDismissString(dismissControl).length == index) {
             return true;
         }
@@ -141,20 +161,23 @@
     }
 
     @VisibleForTesting
-    public void filterSuggestions(List<Tile> suggestions, int countBefore) {
+    public void filterSuggestions(
+        List<Tile> suggestions, int countBefore, boolean isSmartSuggestionEnabled) {
         for (int i = countBefore; i < suggestions.size(); i++) {
             if (!isAvailable(suggestions.get(i)) ||
                     !isSupported(suggestions.get(i)) ||
                     !satisifesRequiredUserType(suggestions.get(i)) ||
                     !satisfiesRequiredAccount(suggestions.get(i)) ||
                     !satisfiesConnectivity(suggestions.get(i)) ||
-                    isDismissed(suggestions.get(i))) {
+                    isDismissed(suggestions.get(i), isSmartSuggestionEnabled)) {
                 suggestions.remove(i--);
             }
         }
     }
 
-    private void readSuggestions(SuggestionCategory category, List<Tile> suggestions) {
+    @VisibleForTesting
+    void readSuggestions(
+        SuggestionCategory category, List<Tile> suggestions, boolean isSmartSuggestionEnabled) {
         int countBefore = suggestions.size();
         Intent intent = new Intent(Intent.ACTION_MAIN);
         intent.addCategory(category.category);
@@ -163,7 +186,7 @@
         }
         TileUtils.getTilesForIntent(mContext, new UserHandle(UserHandle.myUserId()), intent,
                 mAddCache, null, suggestions, true, false);
-        filterSuggestions(suggestions, countBefore);
+        filterSuggestions(suggestions, countBefore, isSmartSuggestionEnabled);
         if (!category.multiple && suggestions.size() > (countBefore + 1)) {
             // If there are too many, remove them all and only re-add the one with the highest
             // priority.
@@ -288,12 +311,11 @@
         Settings.Secure.putInt(mContext.getContentResolver(), name, 1);
     }
 
-    private boolean isDismissed(Tile suggestion) {
-        Object dismissObj = suggestion.metaData.get(META_DATA_DISMISS_CONTROL);
-        if (dismissObj == null) {
+    private boolean isDismissed(Tile suggestion, boolean isSmartSuggestionEnabled) {
+        String dismissControl = getDismissControl(suggestion, isSmartSuggestionEnabled);
+        if (dismissControl == null) {
             return false;
         }
-        String dismissControl = String.valueOf(dismissObj);
         String keyBase = suggestion.intent.getComponent().flattenToShortString();
         if (!mSharedPrefs.contains(keyBase + SETUP_TIME)) {
             mSharedPrefs.edit()
@@ -333,7 +355,16 @@
         return dismisses;
     }
 
-    private static class SuggestionCategory {
+    private String getDismissControl(Tile suggestion, boolean isSmartSuggestionEnabled) {
+        if (isSmartSuggestionEnabled) {
+            return mSmartDismissControl;
+        } else {
+            return suggestion.metaData.getString(META_DATA_DISMISS_CONTROL);
+        }
+    }
+
+    @VisibleForTesting
+    static class SuggestionCategory {
         public String category;
         public String pkg;
         public boolean multiple;
diff --git a/packages/SettingsLib/tests/robotests/Android.mk b/packages/SettingsLib/tests/robotests/Android.mk
index 7a89884a..596d614 100644
--- a/packages/SettingsLib/tests/robotests/Android.mk
+++ b/packages/SettingsLib/tests/robotests/Android.mk
@@ -43,6 +43,12 @@
 LOCAL_SRC_FILES := \
     $(call all-java-files-under, src)
 
+LOCAL_JAR_EXCLUDE_FILES := none
+
+LOCAL_RESOURCE_DIR := \
+    $(LOCAL_PATH)/res
+
+
 include frameworks/base/packages/SettingsLib/common.mk
 
 include $(BUILD_PACKAGE)
diff --git a/packages/SettingsLib/tests/robotests/res/xml/suggestion_ordering.xml b/packages/SettingsLib/tests/robotests/res/xml/suggestion_ordering.xml
new file mode 100644
index 0000000..1eeafba
--- /dev/null
+++ b/packages/SettingsLib/tests/robotests/res/xml/suggestion_ordering.xml
@@ -0,0 +1,27 @@
+<?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.
+-->
+
+<optional-steps>
+    <step category="com.android.settings.suggested.category.LOCK_SCREEN" />
+    <step category="com.android.settings.suggested.category.EMAIL" />
+    <step category="com.android.settings.suggested.category.PARTNER_ACCOUNT"
+        multiple="true" />
+    <step category="com.android.settings.suggested.category.HOTWORD" />
+    <step category="com.android.settings.suggested.category.DEFAULT"
+        multiple="true" />
+    <step category="com.android.settings.suggested.category.SETTINGS_ONLY"
+        multiple="true" />
+</optional-steps>
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SettingLibRobolectricTestRunner.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SettingLibRobolectricTestRunner.java
new file mode 100644
index 0000000..11c925e
--- /dev/null
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SettingLibRobolectricTestRunner.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2017 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.settingslib;
+
+import org.junit.runners.model.InitializationError;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+import org.robolectric.manifest.AndroidManifest;
+import org.robolectric.res.Fs;
+import org.robolectric.res.ResourcePath;
+
+import java.util.List;
+
+public class SettingLibRobolectricTestRunner extends RobolectricTestRunner {
+
+    public SettingLibRobolectricTestRunner(Class<?> testClass) throws InitializationError {
+        super(testClass);
+    }
+
+    @Override
+    protected AndroidManifest getAppManifest(Config config) {
+        // Using the manifest file's relative path, we can figure out the application directory.
+        final String appRoot = "frameworks/base/packages/SettingsLib";
+        final String manifestPath = appRoot + "/AndroidManifest.xml";
+        final String resDir = appRoot + "/tests/robotests/res";
+        final String assetsDir = appRoot + config.assetDir();
+
+        final AndroidManifest manifest = new AndroidManifest(Fs.fileFromPath(manifestPath),
+                Fs.fileFromPath(resDir), Fs.fileFromPath(assetsDir));
+
+        manifest.setPackageName("com.android.settingslib");
+        return manifest;
+    }
+
+}
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SuggestionParserTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SuggestionParserTest.java
new file mode 100644
index 0000000..0032cf0
--- /dev/null
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/SuggestionParserTest.java
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2017 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.settingslib;
+
+import android.util.Log;
+import android.content.Context;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.preference.PreferenceManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+
+import com.android.settingslib.drawer.Tile;
+import com.android.settingslib.drawer.TileUtilsTest;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(SettingLibRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class SuggestionParserTest {
+
+    @Mock
+    private PackageManager mPackageManager;
+    private Context mContext;
+    private SuggestionParser mSuggestionParser;
+    private SuggestionParser.SuggestionCategory mSuggestioCategory;
+    private List<Tile> mSuggestionsBeforeDismiss;
+    private List<Tile> mSuggestionsAfterDismiss;
+    private SharedPreferences mPrefs;
+    private Tile mSuggestion;
+    private List<ResolveInfo> mInfo;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
+        when(mContext.getPackageManager()).thenReturn(mPackageManager);
+        mPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
+        mSuggestion = new Tile();
+        mSuggestion.intent = new Intent("action");
+        mSuggestion.intent.setComponent(new ComponentName("pkg", "cls"));
+        mSuggestion.metaData = new Bundle();
+        mSuggestionParser = new SuggestionParser(
+            mContext, mPrefs, R.xml.suggestion_ordering, "0,0");
+        mSuggestioCategory = new SuggestionParser.SuggestionCategory();
+        mSuggestioCategory.category = "category1";
+        mSuggestioCategory.multiple = true;
+        mInfo = new ArrayList<>();
+        ResolveInfo info1 = TileUtilsTest.newInfo(true, "category1");
+        info1.activityInfo.packageName = "pkg";
+        ResolveInfo info2 = TileUtilsTest.newInfo(true, "category1");
+        info2.activityInfo.packageName = "pkg2";
+        mInfo.add(info1);
+        mInfo.add(info2);
+        when(mPackageManager.queryIntentActivitiesAsUser(
+            any(Intent.class), anyInt(), anyInt())).thenReturn(mInfo);
+    }
+
+    @Test
+    public void testDismissSuggestion_withoutSmartSuggestion() {
+        assertThat(mSuggestionParser.dismissSuggestion(mSuggestion, false)).isTrue();
+    }
+
+    @Test
+    public void testDismissSuggestion_withSmartSuggestion() {
+        assertThat(mSuggestionParser.dismissSuggestion(mSuggestion, true)).isFalse();
+    }
+
+    @Test
+    public void testGetSuggestions_withoutSmartSuggestions() {
+        readAndDismissSuggestion(false);
+        mSuggestionParser.readSuggestions(mSuggestioCategory, mSuggestionsAfterDismiss, false);
+        assertThat(mSuggestionsBeforeDismiss.size()).isEqualTo(2);
+        assertThat(mSuggestionsAfterDismiss.size()).isEqualTo(1);
+        assertThat(mSuggestionsBeforeDismiss.get(1)).isEqualTo(mSuggestionsAfterDismiss.get(0));
+    }
+
+    @Test
+    public void testGetSuggestions_withSmartSuggestions() {
+        readAndDismissSuggestion(true);
+        assertThat(mSuggestionsBeforeDismiss.size()).isEqualTo(2);
+        assertThat(mSuggestionsAfterDismiss.size()).isEqualTo(2);
+        assertThat(mSuggestionsBeforeDismiss).isEqualTo(mSuggestionsAfterDismiss);
+    }
+
+    private void readAndDismissSuggestion(boolean isSmartSuggestionEnabled) {
+        mSuggestionsBeforeDismiss = new ArrayList<Tile>();
+        mSuggestionsAfterDismiss = new ArrayList<Tile>();
+        mSuggestionParser.readSuggestions(
+            mSuggestioCategory, mSuggestionsBeforeDismiss, isSmartSuggestionEnabled);
+        if (mSuggestionParser.dismissSuggestion(
+            mSuggestionsBeforeDismiss.get(0), isSmartSuggestionEnabled)) {
+            mInfo.remove(0);
+        }
+        mSuggestionParser.readSuggestions(
+            mSuggestioCategory, mSuggestionsAfterDismiss, isSmartSuggestionEnabled);
+    }
+}
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
index 021a96c..1683901 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/drawer/TileUtilsTest.java
@@ -40,6 +40,7 @@
 
 import com.android.settingslib.SuggestionParser;
 import com.android.settingslib.TestConfig;
+import com.android.settingslib.drawer.TileUtilsTest;
 import static org.mockito.Mockito.atLeastOnce;
 
 import org.junit.Before;
@@ -179,7 +180,7 @@
 
         assertThat(outTiles.size()).isEqualTo(1);
         SuggestionParser parser = new SuggestionParser(mContext, null);
-        parser.filterSuggestions(outTiles, 0);
+        parser.filterSuggestions(outTiles, 0, false);
         assertThat(outTiles.size()).isEqualTo(0);
     }
 
@@ -303,16 +304,16 @@
         assertThat(outTiles.get(0).summary).isEqualTo("dynamic-summary");
     }
 
-    private ResolveInfo newInfo(boolean systemApp, String category) {
+    public static ResolveInfo newInfo(boolean systemApp, String category) {
         return newInfo(systemApp, category, null);
     }
 
-    private ResolveInfo newInfo(boolean systemApp, String category, String keyHint) {
+    private static ResolveInfo newInfo(boolean systemApp, String category, String keyHint) {
         return newInfo(systemApp, category, keyHint, null, null);
     }
 
-    private ResolveInfo newInfo(boolean systemApp, String category, String keyHint, String iconUri,
-            String summaryUri) {
+    private static ResolveInfo newInfo(boolean systemApp, String category, String keyHint,
+        String iconUri, String summaryUri) {
         ResolveInfo info = new ResolveInfo();
         info.system = systemApp;
         info.activityInfo = new ActivityInfo();