Remove the replaced activity checking to impact launching performance

Bug: 209081502
Test: make SettingsRoboTests
Change-Id: Id8e2144a5965601be9c290bc4df6db0d0beb0917
Merged-In: Id8e2144a5965601be9c290bc4df6db0d0beb0917
diff --git a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
index 0947938..cbfbd34 100644
--- a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
@@ -18,7 +18,6 @@
 
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.Intent;
 
 import androidx.annotation.VisibleForTesting;
 import androidx.preference.Preference;
@@ -32,8 +31,6 @@
 import com.android.settingslib.core.lifecycle.events.OnStop;
 import com.android.settingslib.utils.ThreadUtils;
 
-import java.util.HashMap;
-
 public class TopLevelBatteryPreferenceController extends BasePreferenceController implements
         LifecycleObserver, OnStart, OnStop, BatteryPreferenceController {
 
@@ -43,13 +40,9 @@
     Preference mPreference;
     private final BatteryBroadcastReceiver mBatteryBroadcastReceiver;
     private BatteryInfo mBatteryInfo;
-    private BatterySettingsFeatureProvider mBatterySettingsFeatureProvider;
     private BatteryStatusFeatureProvider mBatteryStatusFeatureProvider;
     private String mBatteryStatusLabel;
 
-    @VisibleForTesting
-    protected static HashMap<String, ComponentName> sReplacingActivityMap = new HashMap<>();
-
     public TopLevelBatteryPreferenceController(Context context, String preferenceKey) {
         super(context, preferenceKey);
         mBatteryBroadcastReceiver = new BatteryBroadcastReceiver(mContext);
@@ -63,8 +56,6 @@
             }, true /* shortString */);
         });
 
-        mBatterySettingsFeatureProvider = FeatureFactory.getFactory(context)
-                .getBatterySettingsFeatureProvider(context);
         mBatteryStatusFeatureProvider = FeatureFactory.getFactory(context)
                 .getBatteryStatusFeatureProvider(context);
     }
@@ -82,37 +73,6 @@
     }
 
     @Override
-    public boolean handlePreferenceTreeClick(Preference preference) {
-        String prefFrag = preference.getFragment();
-        if (prefFrag == null || prefFrag.isEmpty()) {
-            // Not a redirect, so use the default.
-            return super.handlePreferenceTreeClick(preference);
-        }
-
-        ComponentName currentFragmentName = convertClassPathToComponentName(prefFrag);
-        if (currentFragmentName == null) {
-            return super.handlePreferenceTreeClick(preference);
-        }
-
-        ComponentName replacingActivity;
-        if (sReplacingActivityMap.containsKey(prefFrag)) {
-            replacingActivity = sReplacingActivityMap.get(prefFrag);
-        } else {
-            replacingActivity = mBatterySettingsFeatureProvider.getReplacingActivity(
-                    currentFragmentName);
-            sReplacingActivityMap.put(prefFrag, replacingActivity);
-        }
-
-        if (replacingActivity == null || currentFragmentName.compareTo(replacingActivity) == 0) {
-            return super.handlePreferenceTreeClick(preference);
-        }
-        Intent intent = new Intent();
-        intent.setComponent(currentFragmentName);
-        mContext.startActivity(intent);
-        return true;
-    }
-
-    @Override
     public void onStart() {
         mBatteryBroadcastReceiver.register();
     }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
index eef6988..9e563f2 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
@@ -21,11 +21,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.doNothing;
-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;
 
@@ -36,9 +32,7 @@
 import androidx.preference.Preference;
 
 import com.android.settings.R;
-import com.android.settings.testutils.FakeFeatureFactory;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -50,23 +44,13 @@
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelBatteryPreferenceControllerTest {
     private Context mContext;
-    private FakeFeatureFactory mFeatureFactory;
     private TopLevelBatteryPreferenceController mController;
-    private BatterySettingsFeatureProvider mBatterySettingsFeatureProvider;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
-        mFeatureFactory = FakeFeatureFactory.setupForTest();
         mContext = spy(Robolectric.setupActivity(Activity.class));
         mController = new TopLevelBatteryPreferenceController(mContext, "test_key");
-        mBatterySettingsFeatureProvider =
-                mFeatureFactory.batterySettingsFeatureProvider;
-    }
-
-    @After
-    public void cleanUp() {
-        TopLevelBatteryPreferenceController.sReplacingActivityMap.clear();
     }
 
     @Test
@@ -81,54 +65,6 @@
     }
 
     @Test
-    public void handlePreferenceTreeClick_noFragment_noCustomActivityCalled() {
-        Preference preference = new Preference(mContext);
-
-        assertThat(mController.handlePreferenceTreeClick(preference)).isFalse();
-    }
-
-    @Test
-    public void handlePreferenceTreeClick_sameActivityReturned_noCustomActivityCalled() {
-        String fragmentPath = "my.fragment.ClassName";
-        Preference preference = mock(Preference.class);
-        when(preference.getFragment()).thenReturn(fragmentPath);
-        ComponentName pathName = mController.convertClassPathToComponentName(fragmentPath);
-        when(mBatterySettingsFeatureProvider.getReplacingActivity(any())).thenReturn(pathName);
-
-        assertThat(mController.handlePreferenceTreeClick(preference)).isFalse();
-    }
-
-    @Test
-    public void handlePreferenceTreeClick_newActivityReturned_newActivityRedirected() {
-        String fragmentPath = "my.fragment.ClassName";
-        Preference preference = mock(Preference.class);
-        when(preference.getFragment()).thenReturn(fragmentPath);
-        String newFragmentPath = "my.fragment.NewClassName";
-        ComponentName newPathName = mController.convertClassPathToComponentName(newFragmentPath);
-        when(mBatterySettingsFeatureProvider.getReplacingActivity(any())).thenReturn(
-                newPathName);
-        doNothing().when(mContext).startActivity(any());
-
-        assertThat(mController.handlePreferenceTreeClick(preference)).isTrue();
-    }
-
-    @Test
-    public void handlePreferenceTreeClick_calledMultipleTimes_fetchedFromCache() {
-        String fragmentPath = "my.fragment.ClassName";
-        Preference preference = mock(Preference.class);
-        when(preference.getFragment()).thenReturn(fragmentPath);
-        String newFragmentPath = "my.fragment.NewClassName";
-        ComponentName newPathName = mController.convertClassPathToComponentName(newFragmentPath);
-        when(mBatterySettingsFeatureProvider.getReplacingActivity(any())).thenReturn(
-                newPathName);
-        doNothing().when(mContext).startActivity(any());
-
-        assertThat(mController.handlePreferenceTreeClick(preference)).isTrue();
-        assertThat(mController.handlePreferenceTreeClick(preference)).isTrue();
-        verify(mBatterySettingsFeatureProvider, times(1)).getReplacingActivity(any());
-    }
-
-    @Test
     public void convertClassPathToComponentName_nullInput_returnsNull() {
         assertThat(mController.convertClassPathToComponentName(null)).isNull();
     }