Refactor AdbPreferenceController

- Refactor AdbPreferenceController to use
 AbstractEnableAdbPreferenceController

Bug: 34203528
Test: make RunSettingsRoboTests -j40
Change-Id: If34e2968ff8900276023e12f89d9cc86468adf7a

src/com/android/settings/development/AdbPreferenceController.java

@@ -18,70 +18,44 @@ package com.android.settings.development;
 
 
 import android.content.Context;
-import android.content.Intent;
+import android.support.annotation.Nullable;
-import android.os.UserManager;
-import android.provider.Settings;
-import android.support.annotation.VisibleForTesting;
-import android.support.v14.preference.SwitchPreference;
-import android.support.v4.content.LocalBroadcastManager;
 import android.support.v7.preference.Preference;
-import android.support.v7.preference.PreferenceScreen;
 
 import com.android.settings.core.PreferenceControllerMixin;
-import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+import com.android.settingslib.development.AbstractEnableAdbPreferenceController;
 
-public class AdbPreferenceController extends DeveloperOptionsPreferenceController implements
+public class AdbPreferenceController extends AbstractEnableAdbPreferenceController implements
-        Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
+        PreferenceControllerMixin {
-
-    public static final String ADB_STATE_CHANGED =
-            "com.android.settings.development.AdbPreferenceController.ADB_STATE_CHANGED";
-    public static final int ADB_SETTING_ON = 1;
-    public static final int ADB_SETTING_OFF = 0;
-
-    private static final String KEY_ENABLE_ADB = "enable_adb";
 
     private final DevelopmentSettingsDashboardFragment mFragment;
-    private SwitchPreference mPreference;
 
     public AdbPreferenceController(Context context, DevelopmentSettingsDashboardFragment fragment) {
         super(context);
         mFragment = fragment;
     }
 
-    @Override
+    public void onAdbDialogConfirmed() {
-    public boolean isAvailable() {
+        writeAdbSetting(true);
-        return mContext.getSystemService(UserManager.class).isAdminUser();
+    }
+
+    public void onAdbDialogDismissed() {
+        updateState(mPreference);
     }
 
     @Override
-    public String getPreferenceKey() {
+    public void showConfirmationDialog(@Nullable Preference preference) {
-        return KEY_ENABLE_ADB;
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-
-        mPreference = (SwitchPreference) screen.findPreference(getPreferenceKey());
-    }
-
-    @Override
-    public boolean onPreferenceChange(Preference preference, Object newValue) {
-        final boolean isAdbEnabled = (Boolean) newValue;
-        if (isAdbEnabled) {
         EnableAdbWarningDialog.show(mFragment);
-        } else {
-            writeAdbSetting(isAdbEnabled);
-            notifyStateChanged();
-        }
-        return true;
     }
 
     @Override
-    public void updateState(Preference preference) {
+    public void dismissConfirmationDialog() {
-        final int adbMode = Settings.Global.getInt(mContext.getContentResolver(),
+        // intentional no-op
-                Settings.Global.ADB_ENABLED, 0 /* default */);
+    }
-        mPreference.setChecked(adbMode != ADB_SETTING_OFF);
+
+    @Override
+    public boolean isConfirmationDialogShowing() {
+        // intentional no-op
+        return false;
     }
 
     @Override
@@ -92,28 +66,7 @@ public class AdbPreferenceController extends DeveloperOptionsPreferenceControlle
     @Override
     protected void onDeveloperOptionsSwitchDisabled() {
         writeAdbSetting(false);
-        notifyStateChanged();
         mPreference.setEnabled(false);
         mPreference.setChecked(false);
     }
-
-    public void onAdbDialogConfirmed() {
-        writeAdbSetting(true);
-        notifyStateChanged();
-    }
-
-    public void onAdbDialogDismissed() {
-        updateState(mPreference);
-    }
-
-    private void writeAdbSetting(boolean enabled) {
-        Settings.Global.putInt(mContext.getContentResolver(),
-                Settings.Global.ADB_ENABLED, enabled ? ADB_SETTING_ON : ADB_SETTING_OFF);
-    }
-
-    @VisibleForTesting
-    void notifyStateChanged() {
-        LocalBroadcastManager.getInstance(mContext)
-                .sendBroadcast(new Intent(ADB_STATE_CHANGED));
-    }
 }

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -222,7 +222,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
     private void registerReceivers() {
         LocalBroadcastManager.getInstance(getContext())
                 .registerReceiver(mEnableAdbReceiver, new IntentFilter(
-                        AdbPreferenceController.ADB_STATE_CHANGED));
+                        AdbPreferenceController.ACTION_ENABLE_ADB_STATE_CHANGED));
     }
 
     private void unregisterReceivers() {

tests/robotests/src/com/android/settings/development/AdbPreferenceControllerTest.java

@@ -18,12 +18,11 @@ package com.android.settings.development;
 
 import static com.google.common.truth.Truth.assertThat;
 
-import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
-import android.content.ContentResolver;
 import android.content.Context;
 import android.os.UserManager;
 import android.provider.Settings;
@@ -44,8 +43,7 @@ import org.robolectric.annotation.Config;
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
 public class AdbPreferenceControllerTest {
-    @Mock
+
-    private Context mContext;
     @Mock
     private SwitchPreference mPreference;
     @Mock
@@ -55,71 +53,24 @@ public class AdbPreferenceControllerTest {
     @Mock
     private DevelopmentSettingsDashboardFragment mFragment;
 
-    private ContentResolver mContentResolver;
+    private Context mContext;
     private AdbPreferenceController mController;
 
     @Before
     public void setup() {
         MockitoAnnotations.initMocks(this);
-        mContentResolver = RuntimeEnvironment.application.getContentResolver();
+        mContext = RuntimeEnvironment.application;
         mController = spy(new AdbPreferenceController(mContext, mFragment));
-        doNothing().when(mController).notifyStateChanged();
+        doReturn(true).when(mController).isAvailable();
-        when(mContext.getSystemService(UserManager.class)).thenReturn(mUserManager);
-        when(mContext.getContentResolver()).thenReturn(mContentResolver);
         when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn(
                 mPreference);
         mController.displayPreference(mPreferenceScreen);
     }
 
-    @Test
-    public void isAvailable_notAdmin_shouldBeFalse() {
-        when(mUserManager.isAdminUser()).thenReturn(false);
-
-        assertThat(mController.isAvailable()).isFalse();
-    }
-
-    @Test
-    public void isAvailable_isAdmin_shouldBeTrue() {
-        when(mUserManager.isAdminUser()).thenReturn(true);
-
-        assertThat(mController.isAvailable()).isTrue();
-    }
-
-    @Test
-    public void onPreferenceChanged_settingDisabled_shouldTurnOffAdb() {
-        when(mContext.getApplicationContext()).thenReturn(RuntimeEnvironment.application);
-        mController.onPreferenceChange(null, false);
-
-        final int mode = Settings.System.getInt(mContentResolver,
-                Settings.Global.ADB_ENABLED, -1);
-
-        assertThat(mode).isEqualTo(AdbPreferenceController.ADB_SETTING_OFF);
-    }
-
-    @Test
-    public void updateState_settingEnabled_preferenceShouldBeChecked() {
-        Settings.System.putInt(mContentResolver, Settings.Global.ADB_ENABLED,
-                AdbPreferenceController.ADB_SETTING_ON);
-        mController.updateState(mPreference);
-
-        verify(mPreference).setChecked(true);
-    }
-
-    @Test
-    public void updateState_settingDisabled_preferenceShouldNotBeChecked() {
-        Settings.System.putInt(mContentResolver, Settings.Global.ADB_ENABLED,
-                AdbPreferenceController.ADB_SETTING_OFF);
-        mController.updateState(mPreference);
-
-        verify(mPreference).setChecked(false);
-    }
-
     @Test
     public void onDeveloperOptionsDisabled_shouldDisablePreference() {
-        when(mContext.getApplicationContext()).thenReturn(RuntimeEnvironment.application);
-        when(mUserManager.isAdminUser()).thenReturn(true);
         mController.onDeveloperOptionsDisabled();
-        final int mode = Settings.System.getInt(mContentResolver,
+        final int mode = Settings.System.getInt(mContext.getContentResolver(),
                 Settings.Global.ADB_ENABLED, -1);
 
         assertThat(mode).isEqualTo(AdbPreferenceController.ADB_SETTING_OFF);
@@ -138,7 +89,7 @@ public class AdbPreferenceControllerTest {
     @Test
     public void onAdbDialogConfirmed_shouldEnableAdbSetting() {
         mController.onAdbDialogConfirmed();
-        final int mode = Settings.System.getInt(mContentResolver,
+        final int mode = Settings.System.getInt(mContext.getContentResolver(),
                 Settings.Global.ADB_ENABLED, -1);
 
         assertThat(mode).isEqualTo(AdbPreferenceController.ADB_SETTING_ON);
@@ -146,7 +97,7 @@ public class AdbPreferenceControllerTest {
 
     @Test
     public void onAdbDialogDismissed_preferenceShouldNotBeChecked() {
-        Settings.System.putInt(mContentResolver, Settings.Global.ADB_ENABLED,
+        Settings.System.putInt(mContext.getContentResolver(), Settings.Global.ADB_ENABLED,
                 AdbPreferenceController.ADB_SETTING_OFF);
         mController.onAdbDialogDismissed();
 

tests/robotests/src/com/android/settings/development/DevelopmentSettingsDashboardFragmentTest.java

@@ -34,6 +34,7 @@ import com.android.settings.testutils.SettingsRobolectricTestRunner;
 import com.android.settings.testutils.shadow.SettingsShadowResources;
 import com.android.settings.widget.SwitchBar;
 import com.android.settings.widget.ToggleSwitch;
+import com.android.settingslib.development.AbstractEnableAdbPreferenceController;
 import com.android.settingslib.development.DevelopmentSettingsEnabler;
 
 import org.junit.After;
@@ -243,7 +244,7 @@ public class DevelopmentSettingsDashboardFragmentTest {
         }
     }
 
-    @Implements(AdbPreferenceController.class)
+    @Implements(AbstractEnableAdbPreferenceController.class)
     public static class ShadowAdbPreferenceController {
         @Implementation
         public boolean isAvailable() {