diff --git a/res/layout/storage_summary_donut.xml b/res/layout/storage_summary_donut.xml
index eadb6e5dd51..9fd48606f03 100644
--- a/res/layout/storage_summary_donut.xml
+++ b/res/layout/storage_summary_donut.xml
@@ -56,15 +56,6 @@
             android:textAlignment="viewStart"
             android:textAppearance="@android:style/TextAppearance.Material.Body1" />
 
-        <TextView
-            android:id="@+id/storage_manager_indicator"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginStart="4dp"
-            android:layout_marginEnd="4dp"
-            android:textAlignment="viewStart"
-            android:textAppearance="@android:style/TextAppearance.Material.Body1"/>
-
         <Button
             android:id="@+id/deletion_helper_button"
             android:layout_width="wrap_content"
diff --git a/res/values/strings.xml b/res/values/strings.xml
index e7a05350101..d372ce9ddc3 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -8251,18 +8251,6 @@
     <!-- The percent of storage used by a storage volume. Exposed inside of a donut graph. [CHAR LIMIT=4]-->
     <string name="storage_percent_used"><xliff:g id="percent" example="50%">%1$s</xliff:g>%%</string>
 
-    <!-- Indicates if the automatic storage manager is enabled or not. [CHAR_LIMIT=40] -->
-    <string name="storage_manager_indicator">Storage Manager: <xliff:g id="status" example="on">^1</xliff:g></string>
-
-    <!-- Off status for the automatic storage manager. [CHAR_LIMIT=10] -->
-    <string name="storage_manager_indicator_off">Off</string>
-
-    <!-- On status for the automatic storage manager. [CHAR_LIMIT=10] -->
-    <string name="storage_manager_indicator_on">On</string>
-
-    <!-- Added as the value of a header field indicating this is an instant app (as opposed to installed normally) -->
-    <string name="install_type_instant">Instant app</string>
-
     <!-- Title of games app storage screen [CHAR LIMIT=30] -->
     <string name="game_storage_settings">Games</string>
 
@@ -8291,4 +8279,16 @@
     <!-- Temporary reboot string, will be removed -->
     <string name="change_theme_reboot" translatable="false">Changing the theme requires a restart.</string>
 
+    <!-- Indicates if the automatic storage manager is enabled or not. [CHAR_LIMIT=40] -->
+    <string name="storage_manager_indicator">Storage Manager: <xliff:g id="status" example="on">^1</xliff:g></string>
+
+    <!-- Off status for the automatic storage manager. [CHAR_LIMIT=10] -->
+    <string name="storage_manager_indicator_off">Off</string>
+
+    <!-- On status for the automatic storage manager. [CHAR_LIMIT=10] -->
+    <string name="storage_manager_indicator_on">On</string>
+
+    <!-- Added as the value of a header field indicating this is an instant app (as opposed to installed normally) -->
+    <string name="install_type_instant">Instant app</string>
+
 </resources>
diff --git a/res/xml/storage_dashboard_fragment.xml b/res/xml/storage_dashboard_fragment.xml
index fedc77fe4ce..78ccbbfb447 100644
--- a/res/xml/storage_dashboard_fragment.xml
+++ b/res/xml/storage_dashboard_fragment.xml
@@ -21,45 +21,38 @@
     <com.android.settings.deviceinfo.storage.StorageSummaryDonutPreference
         android:key="pref_summary"
         android:order="0" />
+    <com.android.settings.widget.MasterSwitchPreference
+        android:fragment="com.android.settings.deletionhelper.AutomaticStorageManagerSettings"
+        android:key="toggle_asm"
+        android:title="@string/automatic_storage_manager_preference_title"
+        android:icon="@drawable/ic_settings_storage"
+        android:order="1" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_photos_videos"
         android:title="@string/storage_photos_videos"
-        android:order="1" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="2" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_music_audio"
         android:title="@string/storage_music_audio"
-        android:order="2" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="3" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_games"
         android:title="@string/storage_games"
-        android:order="3" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="4" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_other_apps"
         android:title="@string/storage_other_apps"
-        android:order="4" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="5" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_files"
         android:title="@string/storage_files"
-        android:order="5" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="6" />
     <com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate
         android:key="pref_system"
         android:title="@string/storage_detail_system"
-        android:order="100" >
-    </com.android.settings.deviceinfo.storage.StorageItemPreferenceAlternate>
+        android:order="100" />
     <PreferenceCategory
         android:key="pref_secondary_users"
         android:title="@string/storage_other_users"
         android:order="200" />
-    <Preference
-        android:key="manage_storage"
-        android:title="@string/storage_menu_manage"
-        android:icon="@drawable/ic_settings_storage"
-        android:fragment="com.android.settings.deletionhelper.AutomaticStorageManagerSettings"
-        android:order="300" >
-    </Preference>
 </PreferenceScreen>
\ No newline at end of file
diff --git a/src/com/android/settings/deletionhelper/AutomaticStorageManagerSettings.java b/src/com/android/settings/deletionhelper/AutomaticStorageManagerSettings.java
index bff088277e2..4d4cfe8b42d 100644
--- a/src/com/android/settings/deletionhelper/AutomaticStorageManagerSettings.java
+++ b/src/com/android/settings/deletionhelper/AutomaticStorageManagerSettings.java
@@ -18,6 +18,7 @@ package com.android.settings.deletionhelper;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.app.FragmentManager;
 import android.content.ContentResolver;
 import android.content.Intent;
 import android.os.Bundle;
diff --git a/src/com/android/settings/deviceinfo/ManageStoragePreferenceController.java b/src/com/android/settings/deviceinfo/ManageStoragePreferenceController.java
deleted file mode 100644
index 769b69bb72e..00000000000
--- a/src/com/android/settings/deviceinfo/ManageStoragePreferenceController.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * 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.
- */
-package com.android.settings.deviceinfo;
-
-import android.content.Context;
-
-import com.android.settings.R;
-import com.android.settings.core.PreferenceController;
-
-public class ManageStoragePreferenceController extends PreferenceController {
-
-    public static final String KEY_MANAGE_STORAGE = "manage_storage";
-
-    public ManageStoragePreferenceController(Context context) {
-        super(context);
-    }
-
-    @Override
-    public String getPreferenceKey() {
-        return KEY_MANAGE_STORAGE;
-    }
-
-    @Override
-    public boolean isAvailable() {
-        return mContext.getResources().getBoolean(R.bool.config_storage_manager_settings_enabled);
-    }
-}
-
diff --git a/src/com/android/settings/deviceinfo/StorageDashboardFragment.java b/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
index 92703e35f12..133c56ca601 100644
--- a/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
+++ b/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
@@ -35,6 +35,7 @@ import com.android.settings.applications.UserManagerWrapper;
 import com.android.settings.applications.UserManagerWrapperImpl;
 import com.android.settings.core.PreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.deviceinfo.storage.AutomaticStorageManagementSwitchPreferenceController;
 import com.android.settings.deviceinfo.storage.SecondaryUserController;
 import com.android.settings.deviceinfo.storage.StorageAsyncLoader;
 import com.android.settings.deviceinfo.storage.StorageItemPreferenceController;
@@ -146,7 +147,11 @@ public class StorageDashboardFragment extends DashboardFragment
         mSecondaryUsers = SecondaryUserController.getSecondaryUserControllers(context, userManager);
         controllers.addAll(mSecondaryUsers);
 
-        controllers.add(new ManageStoragePreferenceController(context));
+        final AutomaticStorageManagementSwitchPreferenceController asmController =
+                new AutomaticStorageManagementSwitchPreferenceController(
+                        context, mMetricsFeatureProvider, getFragmentManager());
+        getLifecycle().addObserver(asmController);
+        controllers.add(asmController);
         return controllers;
     }
 
@@ -189,7 +194,6 @@ public class StorageDashboardFragment extends DashboardFragment
                             null /* volume */, new StorageManagerVolumeProvider(sm)));
                     controllers.addAll(SecondaryUserController.getSecondaryUserControllers(
                             context, userManager));
-                    controllers.add(new ManageStoragePreferenceController(context));
                     return controllers;
                 }
 
diff --git a/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceController.java b/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceController.java
new file mode 100644
index 00000000000..a8ca5b9f02c
--- /dev/null
+++ b/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceController.java
@@ -0,0 +1,100 @@
+/**
+ * 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.settings.deviceinfo.storage;
+
+import android.app.FragmentManager;
+import android.content.Context;
+import android.os.SystemProperties;
+import android.provider.Settings;
+import android.support.annotation.VisibleForTesting;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.core.PreferenceController;
+import com.android.settings.core.instrumentation.MetricsFeatureProvider;
+import com.android.settings.core.lifecycle.LifecycleObserver;
+import com.android.settings.core.lifecycle.events.OnResume;
+import com.android.settings.deletionhelper.ActivationWarningFragment;
+import com.android.settings.widget.MasterSwitchController;
+import com.android.settings.widget.MasterSwitchPreference;
+import com.android.settings.widget.SwitchWidgetController;
+
+public class AutomaticStorageManagementSwitchPreferenceController extends PreferenceController
+        implements LifecycleObserver, OnResume, SwitchWidgetController.OnSwitchChangeListener {
+    private static final String KEY_TOGGLE_ASM = "toggle_asm";
+    @VisibleForTesting
+    static final String STORAGE_MANAGER_ENABLED_BY_DEFAULT_PROPERTY = "ro.storage_manager.enabled";
+
+    private MasterSwitchPreference mSwitch;
+    private MasterSwitchController mSwitchController;
+    private final MetricsFeatureProvider mMetricsFeatureProvider;
+    private final FragmentManager mFragmentManager;
+
+    public AutomaticStorageManagementSwitchPreferenceController(Context context,
+            MetricsFeatureProvider metricsFeatureProvider, FragmentManager fragmentManager) {
+        super(context);
+        mMetricsFeatureProvider = metricsFeatureProvider;
+        mFragmentManager = fragmentManager;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mSwitch = (MasterSwitchPreference) screen.findPreference(KEY_TOGGLE_ASM);
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return true;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_TOGGLE_ASM;
+    }
+
+    @Override
+    public void onResume() {
+        boolean isStorageManagerEnabled = Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 0) != 0;
+        mSwitch.setChecked(isStorageManagerEnabled);
+
+        if (mSwitch != null) {
+            mSwitchController = new MasterSwitchController(mSwitch);
+            mSwitchController.setListener(this);
+            mSwitchController.startListening();
+        }
+    }
+
+    @Override
+    public boolean onSwitchToggled(boolean isChecked) {
+        mMetricsFeatureProvider.action(mContext,
+                MetricsEvent.ACTION_TOGGLE_STORAGE_MANAGER, isChecked);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED,
+                isChecked ? 1 : 0);
+
+        boolean storageManagerEnabledByDefault = SystemProperties.getBoolean(
+                STORAGE_MANAGER_ENABLED_BY_DEFAULT_PROPERTY, false);
+        if (isChecked && !storageManagerEnabledByDefault) {
+            ActivationWarningFragment fragment = ActivationWarningFragment.newInstance();
+            fragment.show(mFragmentManager, ActivationWarningFragment.TAG);
+        }
+
+        return true;
+    }
+}
diff --git a/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreference.java b/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreference.java
index 8b6bac05f48..44d3d44e714 100644
--- a/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreference.java
+++ b/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreference.java
@@ -80,23 +80,6 @@ public class StorageSummaryDonutPreference extends Preference implements View.On
         if (deletionHelperButton != null) {
             deletionHelperButton.setOnClickListener(this);
         }
-
-        final TextView storageManagerText =
-                (TextView) view.findViewById(R.id.storage_manager_indicator);
-        if (storageManagerText != null) {
-            Context context = getContext();
-            final SpannableString templateSs = new SpannableString(
-                    context.getString(R.string.storage_manager_indicator));
-            boolean isStorageManagerEnabled = Settings.Secure.getInt(context.getContentResolver(),
-                    Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 0) != 0;
-            String value = isStorageManagerEnabled ?
-                    context.getString(R.string.storage_manager_indicator_on) :
-                    context.getString(R.string.storage_manager_indicator_off);
-            Locale locale = storageManagerText.getTextLocale();
-            final SpannableString ss = new SpannableString(value.toUpperCase(locale));
-            ss.setSpan(new BoldLinkSpan(), 0, value.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
-            storageManagerText.setText(TextUtils.expandTemplate(templateSs, ss));
-        }
     }
 
     @Override
diff --git a/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceController.java b/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceController.java
index a9626692677..c4613edf3f6 100644
--- a/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceController.java
+++ b/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceController.java
@@ -17,7 +17,6 @@
 package com.android.settings.deviceinfo.storage;
 
 import android.content.Context;
-import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
@@ -26,7 +25,6 @@ import android.text.format.Formatter;
 
 import com.android.settings.R;
 import com.android.settings.core.PreferenceController;
-import com.android.settingslib.deviceinfo.StorageManagerVolumeProvider;
 import com.android.settingslib.deviceinfo.StorageVolumeProvider;
 
 /**
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/ManageStoragePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/ManageStoragePreferenceControllerTest.java
deleted file mode 100644
index 14c6d72f9a5..00000000000
--- a/tests/robotests/src/com/android/settings/deviceinfo/ManageStoragePreferenceControllerTest.java
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * 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.
- */
-package com.android.settings.deviceinfo;
-
-
-import android.content.Context;
-import android.support.v7.preference.Preference;
-import android.support.v7.preference.PreferenceScreen;
-import com.android.settings.SettingsRobolectricTestRunner;
-import com.android.settings.TestConfig;
-import java.util.ArrayList;
-import java.util.List;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Answers;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-import org.robolectric.annotation.Config;
-
-import static com.google.common.truth.Truth.assertThat;
-import static org.mockito.Answers.RETURNS_DEEP_STUBS;
-import static org.mockito.Matchers.any;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.never;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
-
-@RunWith(SettingsRobolectricTestRunner.class)
-@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
-public class ManageStoragePreferenceControllerTest {
-
-
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
-    private Context mContext;
-    @Mock(answer = RETURNS_DEEP_STUBS)
-    private PreferenceScreen mScreen;
-
-    private ManageStoragePreferenceController mController;
-
-    @Before
-    public void setUp() {
-        MockitoAnnotations.initMocks(this);
-        mController = new ManageStoragePreferenceController(mContext);
-    }
-
-    @Test
-    public void updateNonIndexableKey_prefUnavaiable_shouldUpdate() {
-        final List<String> keys = new ArrayList<>();
-        mController.updateNonIndexableKeys(keys);
-
-        assertThat(keys).isNotEmpty();
-    }
-
-    @Test
-    public void updateNonIndexableKey_prefAvaiable_shouldNotUpdate() {
-        final List<String> keys = new ArrayList<>();
-        when(mContext.getResources().getBoolean(
-                com.android.settings.R.bool.config_storage_manager_settings_enabled))
-                .thenReturn(true);
-
-        mController.updateNonIndexableKeys(keys);
-
-        assertThat(keys).isEmpty();
-    }
-
-    @Test
-    public void displayPref_prefAvaiable_shouldDisplay() {
-        when(mContext.getResources().getBoolean(
-                com.android.settings.R.bool.config_storage_manager_settings_enabled))
-                .thenReturn(true);
-
-        mController.displayPreference(mScreen);
-
-        verify(mScreen, never()).removePreference(any(Preference.class));
-    }
-
-    @Test
-    public void displayPref_prefNotAvaiable_shouldNotDisplay() {
-        final Preference preference = mock(Preference.class);
-        when(mScreen.getPreferenceCount()).thenReturn(1);
-        when(mScreen.getPreference(0)).thenReturn(preference);
-        when(preference.getKey()).thenReturn(mController.getPreferenceKey());
-
-        mController.displayPreference(mScreen);
-
-        verify(mScreen).removePreference(any(Preference.class));
-    }
-}
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceControllerTest.java
new file mode 100644
index 00000000000..ee8e7d1ec9b
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/deviceinfo/storage/AutomaticStorageManagementSwitchPreferenceControllerTest.java
@@ -0,0 +1,172 @@
+/*
+ * 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.settings.deviceinfo.storage;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+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.app.FragmentManager;
+import android.app.FragmentTransaction;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.SettingsRobolectricTestRunner;
+import com.android.settings.TestConfig;
+import com.android.settings.core.instrumentation.MetricsFeatureProvider;
+import com.android.settings.deletionhelper.ActivationWarningFragment;
+import com.android.settings.testutils.FakeFeatureFactory;
+import com.android.settings.testutils.shadow.SettingsShadowSystemProperties;
+import com.android.settings.widget.MasterSwitchPreference;
+import com.android.settings.overlay.FeatureFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Answers;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class AutomaticStorageManagementSwitchPreferenceControllerTest {
+
+    @Mock
+    private PreferenceScreen mScreen;
+    @Mock
+    private MasterSwitchPreference mPreference;
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private Context mMockContext;
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private FragmentManager mFragmentManager;
+
+    private Context mContext;
+    private AutomaticStorageManagementSwitchPreferenceController mController;
+    private MetricsFeatureProvider mMetricsFeature;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = RuntimeEnvironment.application.getApplicationContext();
+        FeatureFactory factory = FeatureFactory.getFactory(mContext);
+        mMetricsFeature = factory.getMetricsFeatureProvider();
+
+        mController = new AutomaticStorageManagementSwitchPreferenceController(
+                mContext, mMetricsFeature, mFragmentManager);
+        when(mScreen.findPreference(mController.getPreferenceKey())).thenReturn(mPreference);
+    }
+
+    @Test
+    public void isAvailable_shouldAlwaysReturnTrue() {
+        assertThat(mController.isAvailable()).isTrue();
+    }
+
+    @Test
+    public void onResume_shouldReflectEnabledStatus() {
+        mController.displayPreference(mScreen);
+        ContentResolver resolver = mContext.getContentResolver();
+        Settings.Secure.putInt(resolver, Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 1);
+
+        mController.onResume();
+
+        verify(mPreference).setChecked(eq(true));
+    }
+
+    @Test
+    public void onResume_shouldRegisterCallback() {
+        mController.displayPreference(mScreen);
+        mController.onResume();
+
+        verify(mPreference).setOnPreferenceChangeListener(
+                any(Preference.OnPreferenceChangeListener.class));
+    }
+
+    @Test
+    public void togglingShouldCauseMetricsEvent() {
+        // FakeFeatureFactory uses mock contexts, so this test scaffolds itself rather than using
+        // the instance variables.
+        FakeFeatureFactory.setupForTest(mMockContext);
+        FakeFeatureFactory factory =
+                (FakeFeatureFactory) FakeFeatureFactory.getFactory(mMockContext);
+        AutomaticStorageManagementSwitchPreferenceController controller =
+                new AutomaticStorageManagementSwitchPreferenceController(
+                        mMockContext, factory.metricsFeatureProvider, mFragmentManager);
+
+        controller.onSwitchToggled(true);
+
+        verify(factory.metricsFeatureProvider, times(1)).action(
+                any(Context.class), eq(MetricsEvent.ACTION_TOGGLE_STORAGE_MANAGER), eq(true));
+    }
+
+    @Test
+    public void togglingShouldUpdateSettingsSecure() {
+        mController.onSwitchToggled(true);
+
+        ContentResolver resolver = mContext.getContentResolver();
+        assertThat(Settings.Secure.getInt(
+                resolver, Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 0)).isNotEqualTo(0);
+    }
+
+    @Test
+    public void togglingOnShouldTriggerWarningFragment() {
+        FragmentTransaction transaction = mock(FragmentTransaction.class);
+        when (mFragmentManager.beginTransaction()).thenReturn(transaction);
+
+        mController.onSwitchToggled(true);
+
+        verify(transaction).add(any(), eq(ActivationWarningFragment.TAG));
+    }
+
+    @Test
+    public void togglingOffShouldTriggerWarningFragment() {
+        FragmentTransaction transaction = mock(FragmentTransaction.class);
+        when (mFragmentManager.beginTransaction()).thenReturn(transaction);
+
+        mController.onSwitchToggled(false);
+
+        verify(transaction, never()).add(any(), eq(ActivationWarningFragment.TAG));
+    }
+
+
+    @Config(shadows = {SettingsShadowSystemProperties.class})
+    @Test
+    public void togglingOnShouldNotTriggerWarningFragmentIfEnabledByDefault() {
+        FragmentTransaction transaction = mock(FragmentTransaction.class);
+        when (mFragmentManager.beginTransaction()).thenReturn(transaction);
+        SettingsShadowSystemProperties.set(
+                AutomaticStorageManagementSwitchPreferenceController
+                        .STORAGE_MANAGER_ENABLED_BY_DEFAULT_PROPERTY, "true");
+
+        mController.onSwitchToggled(true);
+
+        verify(transaction, never()).add(any(), eq(ActivationWarningFragment.TAG));
+    }
+}
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceControllerTest.java
index c12e51560ef..cbf3414424c 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/storage/StorageSummaryDonutPreferenceControllerTest.java
@@ -113,13 +113,6 @@ public class StorageSummaryDonutPreferenceControllerTest {
         assertThat(mPreference.getSummary().toString()).isEqualTo("1.00KB free");
     }
 
-    @Test
-    public void testAutomaticStorageManagerLabelOff() throws Exception {
-        mPreference.onBindViewHolder(mHolder);
-        TextView asmTextView = (TextView) mHolder.findViewById(R.id.storage_manager_indicator);
-        assertThat(asmTextView.getText().toString()).isEqualTo("Storage Manager: OFF");
-    }
-
     @Test
     public void testFreeUpSpaceMetricIsTriggered() throws Exception {
         mPreference.onBindViewHolder(mHolder);
@@ -130,15 +123,4 @@ public class StorageSummaryDonutPreferenceControllerTest {
         verify(mMetricsFeatureProvider, times(1)).action(
                 any(Context.class), eq(MetricsEvent.STORAGE_FREE_UP_SPACE_NOW));
     }
-
-    @Test
-    public void testAutomaticStorageManagerLabelOn() throws Exception {
-        Settings.Secure.putInt(mContext.getContentResolver(),
-                Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED, 1);
-
-        mPreference.onBindViewHolder(mHolder);
-
-        TextView asmTextView = (TextView) mHolder.findViewById(R.id.storage_manager_indicator);
-        assertThat(asmTextView.getText().toString()).isEqualTo("Storage Manager: ON");
-    }
 }