Merge "Special-case backup/restore of replaced settings" into rvc-dev (c3a77a14) · Commits · e / os / android_frameworks_base

packages/SettingsProvider/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ android_test {
		],
		static_libs: [
		"androidx.test.rules",
		"mockito-target-minus-junit4",
		"SettingsLibDisplayDensityUtils",
		"platform-test-annotations",
		"truth-prebuilt",

packages/SettingsProvider/src/com/android/providers/settings/SettingsHelper.java

+32 −1

Original line number	Diff line number	Diff line
		@@ -48,6 +48,8 @@ import java.util.Locale;
		public class SettingsHelper {
		private static final String TAG = "SettingsHelper";
		private static final String SILENT_RINGTONE = "_silent";
		private static final String SETTINGS_REPLACED_KEY = "backup_skip_user_facing_data";
		private static final String SETTING_ORIGINAL_KEY_SUFFIX = "_original";
		private static final float FLOAT_TOLERANCE = 0.01f;

		private Context mContext;
		@@ -121,6 +123,10 @@ public class SettingsHelper {
		*/
		public void restoreValue(Context context, ContentResolver cr, ContentValues contentValues,
		Uri destination, String name, String value, int restoredFromSdkInt) {
		if (isReplacedSystemSetting(name)) {
		return;
		}

		// Will we need a post-restore broadcast for this element?
		String oldValue = null;
		boolean sendBroadcast = false;
		@@ -203,7 +209,32 @@ public class SettingsHelper {
		}
		}
		// Return the original value
		return value;
		return isReplacedSystemSetting(name) ? getRealValueForSystemSetting(name) : value;
		}

		/**
		* The setting value might have been replaced temporarily. If that's the case, return the real
		* value instead of the temporary one.
		*/
		@VisibleForTesting
		public String getRealValueForSystemSetting(String setting) {
		return Settings.System.getString(mContext.getContentResolver(),
		setting + SETTING_ORIGINAL_KEY_SUFFIX);
		}

		@VisibleForTesting
		public boolean isReplacedSystemSetting(String setting) {
		// This list should not be modified.
		if (!Settings.System.MASTER_MONO.equals(setting)
		&& !Settings.System.SCREEN_OFF_TIMEOUT.equals(setting)) {
		return false;
		}
		// If this flag is set, values for the system settings from the list above have been
		// temporarily replaced. We don't want to back up the temporary value or run restore for
		// such settings.
		// TODO(154822946): Remove this logic in the next release.
		return Settings.Secure.getInt(mContext.getContentResolver(), SETTINGS_REPLACED_KEY,
		/* def */ 0) != 0;
		}

		/**

packages/SettingsProvider/test/src/com/android/providers/settings/SettingsHelperTest.java

+61 −0

Original line number	Diff line number	Diff line
		@@ -18,18 +18,79 @@ package com.android.providers.settings;

		import static junit.framework.Assert.assertEquals;

		import static org.mockito.ArgumentMatchers.eq;
		import static org.mockito.Mockito.doReturn;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.verifyZeroInteractions;
		import static org.mockito.Mockito.when;

		import android.content.ContentResolver;
		import android.content.ContentValues;
		import android.content.Context;
		import android.media.AudioManager;
		import android.net.Uri;
		import android.os.LocaleList;
		import android.telephony.TelephonyManager;

		import androidx.test.runner.AndroidJUnit4;

		import org.junit.Before;
		import org.junit.Test;
		import org.junit.runner.RunWith;
		import org.mockito.Mock;
		import org.mockito.MockitoAnnotations;

		/**
		* Tests for the SettingsHelperTest
		*/
		@RunWith(AndroidJUnit4.class)
		public class SettingsHelperTest {
		private static final String SETTING_KEY = "setting_key";
		private static final String SETTING_VALUE = "setting_value";
		private static final String SETTING_REAL_VALUE = "setting_real_value";

		private SettingsHelper mSettingsHelper;

		@Mock private Context mContext;
		@Mock private ContentResolver mContentResolver;
		@Mock private AudioManager mAudioManager;
		@Mock private TelephonyManager mTelephonyManager;

		@Before
		public void setUp() {
		MockitoAnnotations.initMocks(this);
		when(mContext.getSystemService(eq(Context.AUDIO_SERVICE))).thenReturn(mAudioManager);
		when(mContext.getSystemService(eq(Context.TELEPHONY_SERVICE))).thenReturn(
		mTelephonyManager);

		mSettingsHelper = spy(new SettingsHelper(mContext));
		}

		@Test
		public void testOnBackupValue_settingReplaced_returnsRealValue() {
		when(mSettingsHelper.isReplacedSystemSetting(eq(SETTING_KEY))).thenReturn(true);
		doReturn(SETTING_REAL_VALUE).when(mSettingsHelper).getRealValueForSystemSetting(
		eq(SETTING_KEY));

		assertEquals(SETTING_REAL_VALUE, mSettingsHelper.onBackupValue(SETTING_KEY, SETTING_VALUE));
		}

		@Test
		public void testGetRealValue_settingNotReplaced_returnsSameValue() {
		when(mSettingsHelper.isReplacedSystemSetting(eq(SETTING_KEY))).thenReturn(false);

		assertEquals(SETTING_VALUE, mSettingsHelper.onBackupValue(SETTING_KEY, SETTING_VALUE));
		}

		@Test
		public void testRestoreValue_settingReplaced_doesNotRestore() {
		when(mSettingsHelper.isReplacedSystemSetting(eq(SETTING_KEY))).thenReturn(true);
		mSettingsHelper.restoreValue(mContext, mContentResolver, new ContentValues(), Uri.EMPTY,
		SETTING_KEY, SETTING_VALUE, /* restoredFromSdkInt */ 0);

		verifyZeroInteractions(mContentResolver);
		}

		@Test
		public void testResolveLocales() throws Exception {
		// Empty string from backup server