Merge "Adjust UX for toggles when active scorer is not set."
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 2c58aae..46735e6 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1708,6 +1708,7 @@
     <string name="wifi_wakeup_summary">Wi\u2011Fi will turn back on near high\u2011quality saved networks, like your home network</string>
     <!-- Checkbox summary for Wi-Fi wakeup option to explain that Wi-Fi wakeup is disabled because Wi-Fi scanning is turned off -->
     <string name="wifi_wakeup_summary_scanning_disabled">Unavailable because Wi\u2011Fi scanning is turned off</string>
+    <string name="wifi_wakeup_summary_scoring_disabled">Unavailable because network rating provider is set to none</string>
     <!-- Checkbox title for option to toggle poor network detection -->
     <string name="wifi_poor_network_detection">Avoid poor connections</string>
     <!-- Checkbox summary for option to toggle poor network detection -->
@@ -1718,6 +1719,8 @@
     <string name="use_open_wifi_automatically_title">Connect to open networks</string>
     <!-- Checkbox summary for option to connect to open Wi-Fi automatically  [CHAR LIMIT=100] -->
     <string name="use_open_wifi_automatically_summary">Automatically connect to high\u2011quality public networks</string>
+    <string name="use_open_wifi_automatically_summary_scoring_disabled">Unavailable because network rating provider is set to none</string>
+    <string name="use_open_wifi_automatically_summary_scorer_unsupported_disabled">Unavailable because the network rating provider does not support this feature</string>
     <!-- Preference title for option to install certificates -->
     <string name="wifi_install_credentials">Install certificates</string>
     <!-- Message to describe "Wi-Fi scan always available feature" when Wi-Fi is off and Wi-Fi
diff --git a/src/com/android/settings/wifi/ConfigureWifiSettings.java b/src/com/android/settings/wifi/ConfigureWifiSettings.java
index f00fb73..aeee6ff 100644
--- a/src/com/android/settings/wifi/ConfigureWifiSettings.java
+++ b/src/com/android/settings/wifi/ConfigureWifiSettings.java
@@ -25,7 +25,6 @@
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
-import com.android.settings.SettingsActivity;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.network.NetworkScoreManagerWrapper;
 import com.android.settings.network.NetworkScorerPickerPreferenceController;
@@ -43,6 +42,7 @@
 
     private static final String TAG = "ConfigureWifiSettings";
 
+    private WifiWakeupPreferenceController mWifiWakeupPreferenceController;
     private UseOpenWifiPreferenceController mUseOpenWifiPreferenceController;
 
     @Override
@@ -58,8 +58,14 @@
     @Override
     public void onAttach(Context context) {
         super.onAttach(context);
-        mProgressiveDisclosureMixin.setTileLimit(
-            mUseOpenWifiPreferenceController.isAvailable() ? 3 : 2);
+        int tileLimit = 1;
+        if (mWifiWakeupPreferenceController.isAvailable()) {
+            tileLimit++;
+        }
+        if (mUseOpenWifiPreferenceController.isAvailable()) {
+            tileLimit++;
+        }
+        mProgressiveDisclosureMixin.setTileLimit(tileLimit);
     }
 
     @Override
@@ -71,11 +77,13 @@
     protected List<AbstractPreferenceController> getPreferenceControllers(Context context) {
         final NetworkScoreManagerWrapper networkScoreManagerWrapper =
                 new NetworkScoreManagerWrapper(context.getSystemService(NetworkScoreManager.class));
+        mWifiWakeupPreferenceController = new WifiWakeupPreferenceController(
+                context, getLifecycle(), networkScoreManagerWrapper);
         mUseOpenWifiPreferenceController = new UseOpenWifiPreferenceController(context, this,
                 networkScoreManagerWrapper, getLifecycle());
         final WifiManager wifiManager = (WifiManager) getSystemService(WIFI_SERVICE);
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
-        controllers.add(new WifiWakeupPreferenceController(context, getLifecycle()));
+        controllers.add(mWifiWakeupPreferenceController);
         controllers.add(new NetworkScorerPickerPreferenceController(context,
                 networkScoreManagerWrapper));
         controllers.add(new NotifyOpenNetworksPreferenceController(context, getLifecycle()));
diff --git a/src/com/android/settings/wifi/UseOpenWifiPreferenceController.java b/src/com/android/settings/wifi/UseOpenWifiPreferenceController.java
index c284679..d44c8a9 100644
--- a/src/com/android/settings/wifi/UseOpenWifiPreferenceController.java
+++ b/src/com/android/settings/wifi/UseOpenWifiPreferenceController.java
@@ -8,7 +8,6 @@
 import android.content.Intent;
 import android.database.ContentObserver;
 import android.net.NetworkScoreManager;
-
 import android.net.NetworkScorerAppData;
 import android.net.Uri;
 import android.os.Handler;
@@ -20,14 +19,17 @@
 import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 
-import com.android.settings.network.NetworkScoreManagerWrapper;
+import com.android.settings.R;
 import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.network.NetworkScoreManagerWrapper;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
 
+import java.util.List;
+
 /**
  * {@link AbstractPreferenceController} that controls whether a user wants to enable the "use open
  * networks automatically" feature provider by the current network recommendation provider.
@@ -45,6 +47,7 @@
 
     private Preference mPreference;
     private ComponentName mEnableUseWifiComponentName;
+    private boolean mDoFeatureSupportedScorersExist;
 
     public UseOpenWifiPreferenceController(Context context, Fragment fragment,
             NetworkScoreManagerWrapper networkScoreManagerWrapper, Lifecycle lifecycle) {
@@ -54,6 +57,7 @@
         mNetworkScoreManagerWrapper = networkScoreManagerWrapper;
         mSettingObserver = new SettingObserver();
         updateEnableUseWifiComponentName();
+        checkForFeatureSupportedScorers();
         lifecycle.addObserver(this);
     }
 
@@ -63,6 +67,21 @@
                 appData == null ? null : appData.getEnableUseOpenWifiActivity();
     }
 
+    private void checkForFeatureSupportedScorers() {
+        if (mEnableUseWifiComponentName != null) {
+            mDoFeatureSupportedScorersExist = true;
+            return;
+        }
+        List<NetworkScorerAppData> scorers = mNetworkScoreManagerWrapper.getAllValidScorers();
+        for (NetworkScorerAppData scorer : scorers) {
+            if (scorer.getEnableUseOpenWifiActivity() != null) {
+                mDoFeatureSupportedScorersExist = true;
+                return;
+            }
+        }
+        mDoFeatureSupportedScorersExist = false;
+    }
+
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
@@ -81,7 +100,7 @@
 
     @Override
     public boolean isAvailable() {
-        return mEnableUseWifiComponentName != null;
+        return mDoFeatureSupportedScorersExist;
     }
 
     @Override
@@ -95,8 +114,23 @@
             return;
         }
         final SwitchPreference useOpenWifiPreference = (SwitchPreference) preference;
-        useOpenWifiPreference.setVisible(isAvailable());
+
+        boolean isScorerSet = mNetworkScoreManagerWrapper.getActiveScorerPackage() != null;
+        boolean doesActiveScorerSupportFeature = mEnableUseWifiComponentName != null;
+
         useOpenWifiPreference.setChecked(isSettingEnabled());
+        useOpenWifiPreference.setVisible(isAvailable());
+        useOpenWifiPreference.setEnabled(isScorerSet && doesActiveScorerSupportFeature);
+
+        if (!isScorerSet) {
+            useOpenWifiPreference.setSummary(
+                    R.string.use_open_wifi_automatically_summary_scoring_disabled);
+        } else if (!doesActiveScorerSupportFeature) {
+            useOpenWifiPreference.setSummary(
+                    R.string.use_open_wifi_automatically_summary_scorer_unsupported_disabled);
+        } else {
+            useOpenWifiPreference.setSummary(R.string.use_open_wifi_automatically_summary);
+        }
     }
 
     @Override
diff --git a/src/com/android/settings/wifi/WifiWakeupPreferenceController.java b/src/com/android/settings/wifi/WifiWakeupPreferenceController.java
index 3496246..0017a5d 100644
--- a/src/com/android/settings/wifi/WifiWakeupPreferenceController.java
+++ b/src/com/android/settings/wifi/WifiWakeupPreferenceController.java
@@ -26,9 +26,10 @@
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
-import com.android.settings.R;
 
+import com.android.settings.R;
 import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.network.NetworkScoreManagerWrapper;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
@@ -43,10 +44,13 @@
         implements PreferenceControllerMixin, LifecycleObserver, OnResume, OnPause {
 
     private static final String KEY_ENABLE_WIFI_WAKEUP = "enable_wifi_wakeup";
+    private final NetworkScoreManagerWrapper mNetworkScoreManager;
     private SettingObserver mSettingObserver;
 
-    public WifiWakeupPreferenceController(Context context, Lifecycle lifecycle) {
+    public WifiWakeupPreferenceController(
+            Context context, Lifecycle lifecycle, NetworkScoreManagerWrapper networkScoreManager) {
         super(context);
+        mNetworkScoreManager = networkScoreManager;
         lifecycle.addObserver(this);
     }
 
@@ -112,11 +116,17 @@
         boolean networkRecommendationsEnabled = Settings.Global.getInt(
                 mContext.getContentResolver(),
                 Settings.Global.NETWORK_RECOMMENDATIONS_ENABLED, 0) == 1;
-        enableWifiWakeup.setEnabled(networkRecommendationsEnabled && wifiScanningEnabled);
+        boolean activeScorerSet = mNetworkScoreManager.getActiveScorerPackage() != null;
+        enableWifiWakeup.setEnabled(
+                networkRecommendationsEnabled && wifiScanningEnabled && activeScorerSet);
 
-        enableWifiWakeup.setSummary(wifiScanningEnabled ?
-                R.string.wifi_wakeup_summary :
-                R.string.wifi_wakeup_summary_scanning_disabled);
+        if (!activeScorerSet) {
+            enableWifiWakeup.setSummary(R.string.wifi_wakeup_summary_scoring_disabled);
+        } else if (!wifiScanningEnabled) {
+            enableWifiWakeup.setSummary(R.string.wifi_wakeup_summary_scanning_disabled);
+        } else {
+            enableWifiWakeup.setSummary(R.string.wifi_wakeup_summary);
+        }
     }
 
     class SettingObserver extends ContentObserver {
diff --git a/tests/robotests/src/com/android/settings/wifi/UseOpenWifiPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/wifi/UseOpenWifiPreferenceControllerTest.java
index 60d38b6..a76b82a 100644
--- a/tests/robotests/src/com/android/settings/wifi/UseOpenWifiPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/UseOpenWifiPreferenceControllerTest.java
@@ -19,12 +19,12 @@
 import static android.provider.Settings.Global.USE_OPEN_WIFI_PACKAGE;
 import static com.android.settings.wifi.UseOpenWifiPreferenceController.REQUEST_CODE_OPEN_WIFI_AUTOMATICALLY;
 import static com.google.common.truth.Truth.assertThat;
-
 import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import android.annotation.NonNull;
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.ComponentName;
@@ -36,11 +36,13 @@
 import android.support.v14.preference.SwitchPreference;
 import android.support.v7.preference.Preference;
 
+import com.android.settings.R;
+import com.android.settings.TestConfig;
 import com.android.settings.network.NetworkScoreManagerWrapper;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
-import com.android.settings.TestConfig;
 import com.android.settingslib.core.lifecycle.Lifecycle;
 
+import com.google.common.collect.Lists;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -51,10 +53,14 @@
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
 public class UseOpenWifiPreferenceControllerTest {
-    private static ComponentName ENABLE_ACTIVITY_COMPONENT = new ComponentName("package", "activityClass");
+    private static ComponentName ENABLE_ACTIVITY_COMPONENT =
+            new ComponentName("package", "activityClass");
     private static NetworkScorerAppData APP_DATA =
             new NetworkScorerAppData(0, null, null, ENABLE_ACTIVITY_COMPONENT, null);
     private static NetworkScorerAppData APP_DATA_NO_ACTIVITY =
@@ -79,28 +85,45 @@
                 mContext, mFragment, mNetworkScoreManagerWrapper, mLifecycle);
     }
 
-    @Test
-    public void testIsAvailable_noScorer() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(null);
+    /**
+     * Sets the scorers.
+     * @param scorers list of scorers returned by {@link NetworkScoreManager#getAllValidScorers()}.
+     *                First scorer in the list is the active scorer.
+     */
+    private void setupScorers(@NonNull List<NetworkScorerAppData> scorers) {
+        when(mNetworkScoreManagerWrapper.getActiveScorerPackage()).thenReturn(
+                ENABLE_ACTIVITY_COMPONENT.getPackageName());
+        when(mNetworkScoreManagerWrapper.getAllValidScorers()).thenReturn(scorers);
+        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(scorers.get(0));
+    }
 
+    @Test
+    public void testIsAvailable_returnsFalseWhenNoScorerSet() {
         createController();
 
         assertThat(mController.isAvailable()).isFalse();
     }
 
     @Test
-    public void testIsAvailable_noEnableActivity() {
+    public void testIsAvailable_returnsFalseWhenScorersNotSupported() {
+        setupScorers(Lists.newArrayList(APP_DATA_NO_ACTIVITY));
+        createController();
+
+        assertThat(mController.isAvailable()).isFalse();
+    }
+
+    @Test
+    public void testIsAvailable_returnsTrueIfActiveScorerSupported() {
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
+        createController();
+
+        assertThat(mController.isAvailable()).isTrue();
+    }
+
+    @Test
+    public void testIsAvailable_returnsTrueIfNonActiveScorerSupported() {
+        setupScorers(Lists.newArrayList(APP_DATA_NO_ACTIVITY, APP_DATA));
         when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA_NO_ACTIVITY);
-
-        createController();
-
-        assertThat(mController.isAvailable()).isFalse();
-    }
-
-    @Test
-    public void testIsAvailable_enableActivityExists() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA);
-
         createController();
 
         assertThat(mController.isAvailable()).isTrue();
@@ -117,8 +140,6 @@
 
     @Test
     public void onPreferenceChange_notAvailable_shouldDoNothing() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA_NO_ACTIVITY);
-
         createController();
 
         final Preference pref = new Preference(mContext);
@@ -129,7 +150,7 @@
 
     @Test
     public void onPreferenceChange_matchingKeyAndAvailable_enableShouldStartEnableActivity() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA);
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
         createController();
 
         final SwitchPreference pref = new SwitchPreference(mContext);
@@ -145,7 +166,7 @@
 
     @Test
     public void onPreferenceChange_matchingKeyAndAvailable_disableShouldUpdateSetting() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA);
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
         Settings.Global.putString(mContext.getContentResolver(), USE_OPEN_WIFI_PACKAGE,
                 ENABLE_ACTIVITY_COMPONENT.getPackageName());
 
@@ -161,6 +182,7 @@
 
     @Test
     public void onActivityResult_nonmatchingRequestCode_shouldDoNothing() {
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
         createController();
 
         assertThat(mController.onActivityResult(234 /* requestCode */ , Activity.RESULT_OK))
@@ -171,6 +193,7 @@
 
     @Test
     public void onActivityResult_matchingRequestCode_nonOkResult_shouldDoNothing() {
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
         createController();
 
         assertThat(mController
@@ -182,7 +205,7 @@
 
     @Test
     public void onActivityResult_matchingRequestCode_okResult_updatesSetting() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA);
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
         createController();
 
         assertThat(mController
@@ -193,8 +216,8 @@
     }
 
     @Test
-    public void updateState_preferenceSetCheckedAndSetVisibleWhenSettingsAreEnabled() {
-        when(mNetworkScoreManagerWrapper.getActiveScorer()).thenReturn(APP_DATA);
+    public void updateState_noEnableActivity_preferenceDisabled_summaryChanged() {
+        setupScorers(Lists.newArrayList(APP_DATA_NO_ACTIVITY));
         createController();
 
         final SwitchPreference preference = mock(SwitchPreference.class);
@@ -203,19 +226,39 @@
 
         mController.updateState(preference);
 
-        verify(preference).setVisible(true);
-        verify(preference).setChecked(true);
+        verify(preference).setChecked(false);
+        verify(preference).setSummary(
+                R.string.use_open_wifi_automatically_summary_scorer_unsupported_disabled);
     }
 
     @Test
-    public void updateState_preferenceSetCheckedAndSetVisibleWhenSettingsAreDisabled() {
-        final SwitchPreference preference = mock(SwitchPreference.class);
-        Settings.Global.putString(mContext.getContentResolver(), USE_OPEN_WIFI_PACKAGE, "");
+    public void updateState_noScorer_preferenceDisabled_summaryChanged() {
+        when(mNetworkScoreManagerWrapper.getAllValidScorers()).thenReturn(new ArrayList<>());
         createController();
 
+        final SwitchPreference preference = mock(SwitchPreference.class);
+        Settings.Global.putString(mContext.getContentResolver(), USE_OPEN_WIFI_PACKAGE,
+                ENABLE_ACTIVITY_COMPONENT.getPackageName());
+
         mController.updateState(preference);
 
-        verify(preference).setVisible(false);
         verify(preference).setChecked(false);
+        verify(preference).setSummary(
+                R.string.use_open_wifi_automatically_summary_scoring_disabled);
+    }
+
+    @Test
+    public void updateState_enableActivityExists_preferenceEnabled() {
+        setupScorers(Lists.newArrayList(APP_DATA, APP_DATA_NO_ACTIVITY));
+        createController();
+
+        final SwitchPreference preference = mock(SwitchPreference.class);
+        Settings.Global.putString(mContext.getContentResolver(), USE_OPEN_WIFI_PACKAGE,
+                ENABLE_ACTIVITY_COMPONENT.getPackageName());
+
+        mController.updateState(preference);
+
+        verify(preference).setChecked(true);
+        verify(preference).setSummary(R.string.use_open_wifi_automatically_summary);
     }
 }
diff --git a/tests/robotests/src/com/android/settings/wifi/WifiWakeupPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/wifi/WifiWakeupPreferenceControllerTest.java
index 6fb0abd..8be686e 100644
--- a/tests/robotests/src/com/android/settings/wifi/WifiWakeupPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/WifiWakeupPreferenceControllerTest.java
@@ -23,6 +23,7 @@
 import static com.google.common.truth.Truth.assertThat;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
 
 import android.content.Context;
 import android.provider.Settings;
@@ -30,6 +31,7 @@
 import android.support.v7.preference.Preference;
 
 import com.android.settings.R;
+import com.android.settings.network.NetworkScoreManagerWrapper;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 import com.android.settings.TestConfig;
 import com.android.settings.testutils.shadow.SettingsShadowResources;
@@ -39,6 +41,7 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
@@ -50,17 +53,23 @@
         shadows = { SettingsShadowResources.class })
 public class WifiWakeupPreferenceControllerTest {
 
+    private static final String TEST_SCORER_PACKAGE_NAME = "Test Scorer";
+
     private Context mContext;
+    @Mock
+    private NetworkScoreManagerWrapper mNetworkScorer;
     private WifiWakeupPreferenceController mController;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = RuntimeEnvironment.application;
-        mController = new WifiWakeupPreferenceController(mContext, mock(Lifecycle.class));
+        mController = new WifiWakeupPreferenceController(
+                mContext, mock(Lifecycle.class), mNetworkScorer);
         Settings.System.putInt(mContext.getContentResolver(), WIFI_SCAN_ALWAYS_AVAILABLE, 1);
         SettingsShadowResources.overrideResource(
                 com.android.internal.R.integer.config_wifi_wakeup_available, 0);
+        when(mNetworkScorer.getActiveScorerPackage()).thenReturn(TEST_SCORER_PACKAGE_NAME);
     }
 
     @After
@@ -145,4 +154,18 @@
         verify(preference).setEnabled(false);
         verify(preference).setSummary(R.string.wifi_wakeup_summary_scanning_disabled);
     }
+
+    @Test
+    public void updateState_preferenceSetUncheckedAndSetDisabledWhenScoringDisabled() {
+        final SwitchPreference preference = mock(SwitchPreference.class);
+        Settings.System.putInt(mContext.getContentResolver(), NETWORK_RECOMMENDATIONS_ENABLED, 1);
+        Settings.System.putInt(mContext.getContentResolver(), WIFI_WAKEUP_ENABLED, 1);
+        when(mNetworkScorer.getActiveScorerPackage()).thenReturn(null);
+
+        mController.updateState(preference);
+
+        verify(preference).setChecked(true);
+        verify(preference).setEnabled(false);
+        verify(preference).setSummary(R.string.wifi_wakeup_summary_scoring_disabled);
+    }
 }