Migrate the "Use this SIM" preference

This will fix the toggle flicker issue.

Fix: 262179656
Test: manual - on Mobile Settings
Test: unit test
Change-Id: Ided2445034a83a8efc11dc97bab8719686d63712

res/xml/mobile_network_settings.xml

@@ -18,9 +18,8 @@
     xmlns:settings="http://schemas.android.com/apk/res-auto"
     android:key="mobile_network_pref_screen">
 
-    <com.android.settings.widget.SettingsMainSwitchPreference
+    <com.android.settings.spa.preference.ComposePreference
         android:key="use_sim_switch"
-        android:title="@string/mobile_network_use_sim_on"
         settings:controller="com.android.settings.network.telephony.MobileNetworkSwitchController"/>
 
     <PreferenceCategory

src/com/android/settings/network/telephony/MobileNetworkSwitchController.java

@@ -1,147 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.settings.network.telephony;
-
-import static android.telephony.TelephonyManager.CALL_STATE_IDLE;
-
-import static androidx.lifecycle.Lifecycle.Event.ON_PAUSE;
-import static androidx.lifecycle.Lifecycle.Event.ON_RESUME;
-
-import android.content.Context;
-import android.telephony.SubscriptionInfo;
-import android.telephony.SubscriptionManager;
-import android.telephony.TelephonyCallback;
-import android.telephony.TelephonyManager;
-
-import androidx.lifecycle.LifecycleObserver;
-import androidx.lifecycle.OnLifecycleEvent;
-import androidx.preference.PreferenceScreen;
-
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.network.SubscriptionUtil;
-import com.android.settings.network.SubscriptionsChangeListener;
-import com.android.settings.widget.SettingsMainSwitchPreference;
-
-/** This controls a switch to allow enabling/disabling a mobile network */
-public class MobileNetworkSwitchController extends BasePreferenceController implements
-        SubscriptionsChangeListener.SubscriptionsChangeListenerClient, LifecycleObserver {
-    private static final String TAG = "MobileNetworkSwitchCtrl";
-    private SettingsMainSwitchPreference mSwitchBar;
-    private int mSubId;
-    private SubscriptionsChangeListener mChangeListener;
-    private SubscriptionManager mSubscriptionManager;
-    private TelephonyManager mTelephonyManager;
-    private CallStateTelephonyCallback mCallStateCallback;
-
-    public MobileNetworkSwitchController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
-        mSubscriptionManager = mContext.getSystemService(SubscriptionManager.class);
-        mTelephonyManager = mContext.getSystemService(TelephonyManager.class);
-        mChangeListener = new SubscriptionsChangeListener(context, this);
-    }
-
-    void init(int subId) {
-        mSubId = subId;
-        mTelephonyManager = mTelephonyManager.createForSubscriptionId(mSubId);
-    }
-
-    @OnLifecycleEvent(ON_RESUME)
-    public void onResume() {
-        mChangeListener.start();
-
-        if (mCallStateCallback == null) {
-            mCallStateCallback = new CallStateTelephonyCallback();
-            mTelephonyManager.registerTelephonyCallback(
-                    mContext.getMainExecutor(), mCallStateCallback);
-        }
-        update();
-    }
-
-    @OnLifecycleEvent(ON_PAUSE)
-    public void onPause() {
-        if (mCallStateCallback != null) {
-            mTelephonyManager.unregisterTelephonyCallback(mCallStateCallback);
-            mCallStateCallback = null;
-        }
-        mChangeListener.stop();
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-        mSwitchBar = (SettingsMainSwitchPreference) screen.findPreference(mPreferenceKey);
-
-        mSwitchBar.setOnBeforeCheckedChangeListener((isChecked) -> {
-            // TODO b/135222940: re-evaluate whether to use
-            // mSubscriptionManager#isSubscriptionEnabled
-            if (mSubscriptionManager.isActiveSubscriptionId(mSubId) != isChecked) {
-                SubscriptionUtil.startToggleSubscriptionDialogActivity(mContext, mSubId, isChecked);
-                return true;
-            }
-            return false;
-        });
-        update();
-    }
-
-    private void update() {
-        if (mSwitchBar == null) {
-            return;
-        }
-
-        SubscriptionInfo subInfo = null;
-        for (SubscriptionInfo info : SubscriptionUtil.getAvailableSubscriptions(mContext)) {
-            if (info.getSubscriptionId() == mSubId) {
-                subInfo = info;
-                break;
-            }
-        }
-
-        // For eSIM, we always want the toggle. If telephony stack support disabling a pSIM
-        // directly, we show the toggle.
-        if (subInfo == null || (!subInfo.isEmbedded() && !SubscriptionUtil.showToggleForPhysicalSim(
-                mSubscriptionManager))) {
-            mSwitchBar.hide();
-        } else {
-            mSwitchBar.show();
-            mSwitchBar.setCheckedInternal(mSubscriptionManager.isActiveSubscriptionId(mSubId));
-        }
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        return AVAILABLE_UNSEARCHABLE;
-
-    }
-
-    @Override
-    public void onAirplaneModeChanged(boolean airplaneModeEnabled) {
-    }
-
-    @Override
-    public void onSubscriptionsChanged() {
-        update();
-    }
-
-    private class CallStateTelephonyCallback extends TelephonyCallback implements
-            TelephonyCallback.CallStateListener {
-        @Override
-        public void onCallStateChanged(int state) {
-            mSwitchBar.setSwitchBarEnabled(state == CALL_STATE_IDLE);
-        }
-    }
-}

src/com/android/settings/network/telephony/MobileNetworkSwitchController.kt

@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2024 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.network.telephony
+
+import android.content.Context
+import android.telephony.SubscriptionManager
+import android.telephony.TelephonyManager
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import com.android.settings.R
+import com.android.settings.network.SubscriptionUtil
+import com.android.settings.spa.preference.ComposePreferenceController
+import com.android.settingslib.spa.widget.preference.MainSwitchPreference
+import com.android.settingslib.spa.widget.preference.SwitchPreferenceModel
+import kotlinx.coroutines.flow.map
+
+class MobileNetworkSwitchController @JvmOverloads constructor(
+    context: Context,
+    preferenceKey: String,
+    private val subscriptionRepository: SubscriptionRepository = SubscriptionRepository(context),
+) : ComposePreferenceController(context, preferenceKey) {
+
+    private var subId = SubscriptionManager.INVALID_SUBSCRIPTION_ID
+
+    override fun getAvailabilityStatus() = AVAILABLE_UNSEARCHABLE
+
+    fun init(subId: Int) {
+        this.subId = subId
+    }
+
+    @Composable
+    override fun Content() {
+        val context = LocalContext.current
+        if (remember { !context.isVisible() }) return
+        val checked by remember {
+            subscriptionRepository.isSubscriptionEnabledFlow(subId)
+        }.collectAsStateWithLifecycle(initialValue = null)
+        val changeable by remember {
+            context.callStateFlow(subId).map { it == TelephonyManager.CALL_STATE_IDLE }
+        }.collectAsStateWithLifecycle(initialValue = true)
+        MainSwitchPreference(model = object : SwitchPreferenceModel {
+            override val title = stringResource(R.string.mobile_network_use_sim_on)
+            override val changeable = { changeable }
+            override val checked = { checked }
+            override val onCheckedChange = { newChecked: Boolean ->
+                SubscriptionUtil.startToggleSubscriptionDialogActivity(mContext, subId, newChecked)
+            }
+        })
+    }
+
+    private fun Context.isVisible(): Boolean {
+        val subInfo = subscriptionRepository.getSelectableSubscriptionInfoList()
+            .firstOrNull { it.subscriptionId == subId }
+            ?: return false
+        // For eSIM, we always want the toggle. If telephony stack support disabling a pSIM
+        // directly, we show the toggle.
+        return subInfo.isEmbedded || requireSubscriptionManager().canDisablePhysicalSubscription()
+    }
+}

src/com/android/settings/network/telephony/SubscriptionRepository.kt

@@ -32,6 +32,18 @@ import kotlinx.coroutines.flow.onEach
 
 private const val TAG = "SubscriptionRepository"
 
+class SubscriptionRepository(private val context: Context) {
+    /**
+     * Return a list of subscriptions that are available and visible to the user.
+     *
+     * @return list of user selectable subscriptions.
+     */
+    fun getSelectableSubscriptionInfoList(): List<SubscriptionInfo> =
+        context.getSelectableSubscriptionInfoList()
+
+    fun isSubscriptionEnabledFlow(subId: Int) = context.isSubscriptionEnabledFlow(subId)
+}
+
 val Context.subscriptionManager: SubscriptionManager?
     get() = getSystemService(SubscriptionManager::class.java)
 

tests/spa_unit/src/com/android/settings/network/telephony/MobileNetworkSwitchControllerTest.kt

@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2024 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.network.telephony
+
+import android.content.Context
+import android.telephony.SubscriptionInfo
+import android.telephony.SubscriptionManager
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.test.hasText
+import androidx.compose.ui.test.isOff
+import androidx.compose.ui.test.isOn
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.android.settings.R
+import com.android.settingslib.spa.testutils.waitUntilExists
+import kotlinx.coroutines.flow.flowOf
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.any
+import org.mockito.kotlin.doNothing
+import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.spy
+import org.mockito.kotlin.stub
+import org.mockito.kotlin.whenever
+
+@RunWith(AndroidJUnit4::class)
+class MobileNetworkSwitchControllerTest {
+    @get:Rule
+    val composeTestRule = createComposeRule()
+
+    private val mockSubscriptionManager = mock<SubscriptionManager> {
+        on { isSubscriptionEnabled(SUB_ID) } doReturn true
+    }
+
+    private val context: Context = spy(ApplicationProvider.getApplicationContext()) {
+        on { subscriptionManager } doReturn mockSubscriptionManager
+        doNothing().whenever(mock).startActivity(any())
+    }
+
+    private val mockSubscriptionRepository = mock<SubscriptionRepository> {
+        on { getSelectableSubscriptionInfoList() } doReturn listOf(SubInfo)
+        on { isSubscriptionEnabledFlow(SUB_ID) } doReturn flowOf(false)
+    }
+
+    private val controller = MobileNetworkSwitchController(
+        context = context,
+        preferenceKey = TEST_KEY,
+        subscriptionRepository = mockSubscriptionRepository,
+    ).apply { init(SUB_ID) }
+
+    @Test
+    fun isVisible_pSimAndCanDisablePhysicalSubscription_returnTrue() {
+        val pSimSubInfo = SubscriptionInfo.Builder().apply {
+            setId(SUB_ID)
+            setEmbedded(false)
+        }.build()
+        mockSubscriptionManager.stub {
+            on { canDisablePhysicalSubscription() } doReturn true
+        }
+        mockSubscriptionRepository.stub {
+            on { getSelectableSubscriptionInfoList() } doReturn listOf(pSimSubInfo)
+        }
+
+        setContent()
+
+        composeTestRule.onNodeWithText(context.getString(R.string.mobile_network_use_sim_on))
+            .assertIsDisplayed()
+    }
+
+    @Test
+    fun isVisible_pSimAndCannotDisablePhysicalSubscription_returnFalse() {
+        val pSimSubInfo = SubscriptionInfo.Builder().apply {
+            setId(SUB_ID)
+            setEmbedded(false)
+        }.build()
+        mockSubscriptionManager.stub {
+            on { canDisablePhysicalSubscription() } doReturn false
+        }
+        mockSubscriptionRepository.stub {
+            on { getSelectableSubscriptionInfoList() } doReturn listOf(pSimSubInfo)
+        }
+
+        setContent()
+
+        composeTestRule.onNodeWithText(context.getString(R.string.mobile_network_use_sim_on))
+            .assertDoesNotExist()
+    }
+
+    @Test
+    fun isVisible_eSim_returnTrue() {
+        val eSimSubInfo = SubscriptionInfo.Builder().apply {
+            setId(SUB_ID)
+            setEmbedded(true)
+        }.build()
+        mockSubscriptionRepository.stub {
+            on { getSelectableSubscriptionInfoList() } doReturn listOf(eSimSubInfo)
+        }
+
+        setContent()
+
+        composeTestRule.onNodeWithText(context.getString(R.string.mobile_network_use_sim_on))
+            .assertIsDisplayed()
+    }
+
+    @Test
+    fun isChecked_subscriptionEnabled_switchIsOn() {
+        mockSubscriptionRepository.stub {
+            on { isSubscriptionEnabledFlow(SUB_ID) } doReturn flowOf(true)
+        }
+
+        setContent()
+
+        composeTestRule.waitUntilExists(
+            hasText(context.getString(R.string.mobile_network_use_sim_on)) and isOn()
+        )
+    }
+
+    @Test
+    fun isChecked_subscriptionNotEnabled_switchIsOff() {
+        mockSubscriptionRepository.stub {
+            on { isSubscriptionEnabledFlow(SUB_ID) } doReturn flowOf(false)
+        }
+
+        setContent()
+
+        composeTestRule.waitUntilExists(
+            hasText(context.getString(R.string.mobile_network_use_sim_on)) and isOff()
+        )
+    }
+
+    private fun setContent() {
+        composeTestRule.setContent {
+            CompositionLocalProvider(LocalContext provides context) {
+                controller.Content()
+            }
+        }
+    }
+
+    private companion object {
+        const val TEST_KEY = "test_key"
+        const val SUB_ID = 123
+
+        val SubInfo: SubscriptionInfo = SubscriptionInfo.Builder().apply {
+            setId(SUB_ID)
+            setEmbedded(true)
+        }.build()
+    }
+}

tests/unit/src/com/android/settings/network/telephony/MobileNetworkSwitchControllerTest.java

@@ -1,275 +0,0 @@
-/*
- * Copyright (C) 2020 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.network.telephony;
-
-import static com.google.common.truth.Truth.assertThat;
-
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.ArgumentMatchers.anyBoolean;
-import static org.mockito.ArgumentMatchers.eq;
-import static org.mockito.Mockito.doNothing;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
-
-import android.content.Context;
-import android.content.Intent;
-import android.os.Bundle;
-import android.os.Looper;
-import android.platform.test.flag.junit.SetFlagsRule;
-import android.telephony.SubscriptionInfo;
-import android.telephony.SubscriptionManager;
-import android.telephony.TelephonyCallback;
-import android.telephony.TelephonyManager;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.LinearLayout;
-
-import androidx.preference.PreferenceManager;
-import androidx.preference.PreferenceScreen;
-import androidx.preference.PreferenceViewHolder;
-import androidx.test.annotation.UiThreadTest;
-import androidx.test.core.app.ApplicationProvider;
-
-import com.android.settings.flags.Flags;
-import com.android.settings.network.SubscriptionUtil;
-import com.android.settings.widget.SettingsMainSwitchPreference;
-
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Rule;
-import org.junit.Test;
-import org.mockito.ArgumentCaptor;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnit;
-import org.mockito.junit.MockitoRule;
-
-import java.util.Arrays;
-import java.util.concurrent.Executor;
-
-public class MobileNetworkSwitchControllerTest {
-    @Rule
-    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
-    @Rule
-    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
-
-    @Mock
-    private SubscriptionManager mSubscriptionManager;
-    @Mock
-    private SubscriptionInfo mSubscription;
-    @Mock
-    private TelephonyManager mTelephonyManager;
-
-    private PreferenceScreen mScreen;
-    private PreferenceManager mPreferenceManager;
-    private SettingsMainSwitchPreference mSwitchBar;
-    private Context mContext;
-    private MobileNetworkSwitchController mController;
-    private int mSubId = 123;
-
-    @Before
-    public void setUp() {
-        mSetFlagsRule.disableFlags(Flags.FLAG_IS_DUAL_SIM_ONBOARDING_ENABLED);
-
-        if (Looper.myLooper() == null) {
-            Looper.prepare();
-        }
-        mContext = spy(ApplicationProvider.getApplicationContext());
-        when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubscriptionManager);
-        when(mSubscriptionManager.setSubscriptionEnabled(eq(mSubId), anyBoolean()))
-                .thenReturn(true);
-
-        when(mSubscription.isEmbedded()).thenReturn(true);
-        when(mSubscription.getSubscriptionId()).thenReturn(mSubId);
-        // Most tests want to have 2 available subscriptions so that the switch bar will show.
-        final SubscriptionInfo sub2 = mock(SubscriptionInfo.class);
-        when(sub2.getSubscriptionId()).thenReturn(456);
-        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSubscription, sub2));
-
-        when(mContext.getSystemService(TelephonyManager.class)).thenReturn(mTelephonyManager);
-        when(mTelephonyManager.createForSubscriptionId(mSubId))
-                .thenReturn(mTelephonyManager);
-
-        final String key = "prefKey";
-        mController = new MobileNetworkSwitchController(mContext, key);
-        mController.init(mSubscription.getSubscriptionId());
-
-        mPreferenceManager = new PreferenceManager(mContext);
-        mScreen = mPreferenceManager.createPreferenceScreen(mContext);
-        mSwitchBar = new SettingsMainSwitchPreference(mContext);
-        mSwitchBar.setKey(key);
-        mSwitchBar.setTitle("123");
-        mScreen.addPreference(mSwitchBar);
-
-        final LayoutInflater inflater = LayoutInflater.from(mContext);
-        final View view = inflater.inflate(mSwitchBar.getLayoutResource(),
-                new LinearLayout(mContext), false);
-        final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(view);
-        mSwitchBar.onBindViewHolder(holder);
-    }
-
-    @After
-    public void cleanUp() {
-        SubscriptionUtil.setAvailableSubscriptionsForTesting(null);
-    }
-
-    @Test
-    @UiThreadTest
-    public void isAvailable_pSIM_isNotAvailable() {
-        when(mSubscription.isEmbedded()).thenReturn(false);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isFalse();
-
-        when(mSubscriptionManager.canDisablePhysicalSubscription()).thenReturn(true);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-    }
-
-    @Test
-    @UiThreadTest
-    public void displayPreference_oneEnabledSubscription_switchBarNotHidden() {
-        doReturn(true).when(mSubscriptionManager).isActiveSubscriptionId(mSubId);
-        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSubscription));
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-    }
-
-    @Test
-    @UiThreadTest
-    public void displayPreference_oneDisabledSubscription_switchBarNotHidden() {
-        doReturn(false).when(mSubscriptionManager).isActiveSubscriptionId(mSubId);
-        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSubscription));
-
-        mController.displayPreference(mScreen);
-
-        assertThat(mSwitchBar.isShowing()).isTrue();
-    }
-
-    @Test
-    @UiThreadTest
-    public void displayPreference_subscriptionEnabled_switchIsOn() {
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(true);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-        assertThat(mSwitchBar.isChecked()).isTrue();
-    }
-
-    @Test
-    @UiThreadTest
-    public void displayPreference_subscriptionDisabled_switchIsOff() {
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(false);
-
-        mController.displayPreference(mScreen);
-
-        assertThat(mSwitchBar.isShowing()).isTrue();
-        assertThat(mSwitchBar.isChecked()).isFalse();
-    }
-
-    @Test
-    @UiThreadTest
-    public void switchChangeListener_fromEnabledToDisabled_setSubscriptionEnabledCalledCorrectly() {
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(true);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-        assertThat(mSwitchBar.isChecked()).isTrue();
-
-        final ArgumentCaptor<Intent> intentCaptor = ArgumentCaptor.forClass(Intent.class);
-        doNothing().when(mContext).startActivity(intentCaptor.capture());
-
-        // set switch off then should start a Activity.
-        mSwitchBar.setChecked(false);
-
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(false);
-        // Simulate action of back from previous activity.
-        mController.displayPreference(mScreen);
-        Bundle extra = intentCaptor.getValue().getExtras();
-
-        verify(mContext, times(1)).startActivity(any());
-        assertThat(extra.getInt(ToggleSubscriptionDialogActivity.ARG_SUB_ID)).isEqualTo(mSubId);
-        assertThat(extra.getBoolean(ToggleSubscriptionDialogActivity.ARG_enable))
-                .isEqualTo(false);
-        assertThat(mSwitchBar.isChecked()).isFalse();
-    }
-
-    @Test
-    @UiThreadTest
-    public void switchChangeListener_fromEnabledToDisabled_setSubscriptionEnabledFailed() {
-        when(mSubscriptionManager.setSubscriptionEnabled(eq(mSubId), anyBoolean()))
-                .thenReturn(false);
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(true);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-        assertThat(mSwitchBar.isChecked()).isTrue();
-
-        final ArgumentCaptor<Intent> intentCaptor = ArgumentCaptor.forClass(Intent.class);
-        doNothing().when(mContext).startActivity(intentCaptor.capture());
-
-        // set switch off then should start a Activity.
-        mSwitchBar.setChecked(false);
-
-        // Simulate action of back from previous activity.
-        mController.displayPreference(mScreen);
-        Bundle extra = intentCaptor.getValue().getExtras();
-
-        verify(mContext, times(1)).startActivity(any());
-        assertThat(extra.getInt(ToggleSubscriptionDialogActivity.ARG_SUB_ID)).isEqualTo(mSubId);
-        assertThat(extra.getBoolean(ToggleSubscriptionDialogActivity.ARG_enable))
-                .isEqualTo(false);
-        assertThat(mSwitchBar.isChecked()).isTrue();
-    }
-
-    @Test
-    @UiThreadTest
-    public void switchChangeListener_fromDisabledToEnabled_setSubscriptionEnabledCalledCorrectly() {
-        when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(false);
-        mController.displayPreference(mScreen);
-        assertThat(mSwitchBar.isShowing()).isTrue();
-        assertThat(mSwitchBar.isChecked()).isFalse();
-
-        final ArgumentCaptor<Intent> intentCaptor = ArgumentCaptor.forClass(Intent.class);
-        doNothing().when(mContext).startActivity(intentCaptor.capture());
-        mSwitchBar.setChecked(true);
-        Bundle extra = intentCaptor.getValue().getExtras();
-
-        verify(mContext, times(1)).startActivity(any());
-        assertThat(extra.getInt(ToggleSubscriptionDialogActivity.ARG_SUB_ID)).isEqualTo(mSubId);
-        assertThat(extra.getBoolean(ToggleSubscriptionDialogActivity.ARG_enable)).isEqualTo(true);
-    }
-    @Test
-    @UiThreadTest
-    public void onResumeAndonPause_registerAndUnregisterTelephonyCallback() {
-        mController.onResume();
-
-        verify(mTelephonyManager)
-                .registerTelephonyCallback(any(Executor.class), any(TelephonyCallback.class));
-
-        mController.onPause();
-        verify(mTelephonyManager)
-                .unregisterTelephonyCallback(any(TelephonyCallback.class));
-    }
-
-    @Test
-    @UiThreadTest
-    public void onPause_doNotRegisterAndUnregisterTelephonyCallback() {
-        mController.onPause();
-        verify(mTelephonyManager, times(0))
-                .unregisterTelephonyCallback(any(TelephonyCallback.class));
-    }
-}