1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.app.sdksandbox; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import android.os.Bundle; 22 import android.os.Parcel; 23 24 import com.android.server.sdksandbox.DeviceSupportedBaseTest; 25 26 import org.junit.Test; 27 import org.junit.runner.RunWith; 28 import org.junit.runners.JUnit4; 29 30 import java.util.List; 31 32 /** Tests {@link SharedPreferencesUpdate} APIs. */ 33 @RunWith(JUnit4.class) 34 public class SharedPreferencesUpdateUnitTest extends DeviceSupportedBaseTest { 35 36 private static final String KEY_LONG = "long"; 37 private static final String KEY_STRING = "string"; 38 private static final long VALUE_LONG = 1L; 39 private static final String VALUE_STRING = "value"; 40 41 private static final List<SharedPreferencesKey> KEYS_TO_SYNC = 42 List.of( 43 new SharedPreferencesKey(KEY_LONG, SharedPreferencesKey.KEY_TYPE_LONG), 44 new SharedPreferencesKey(KEY_STRING, SharedPreferencesKey.KEY_TYPE_STRING)); 45 46 @Test testSharedPreferencesUpdate_DescribeContents()47 public void testSharedPreferencesUpdate_DescribeContents() throws Exception { 48 final SharedPreferencesUpdate update = 49 new SharedPreferencesUpdate(KEYS_TO_SYNC, getTestBundle()); 50 assertThat(update.describeContents()).isEqualTo(0); 51 } 52 53 @Test testSharedPreferencesUpdate_IsParcelable()54 public void testSharedPreferencesUpdate_IsParcelable() throws Exception { 55 final SharedPreferencesUpdate update = 56 new SharedPreferencesUpdate(KEYS_TO_SYNC, getTestBundle()); 57 58 final Parcel p = Parcel.obtain(); 59 update.writeToParcel(p, /*flags=*/ 0); 60 61 // Create SharedPreferencesUpdate with the same parcel 62 p.setDataPosition(0); // rewind 63 final SharedPreferencesUpdate newUpdate = 64 SharedPreferencesUpdate.CREATOR.createFromParcel(p); 65 66 // Verify the two objects have same value 67 assertThat(newUpdate.getKeysInUpdate()).containsExactlyElementsIn(update.getKeysInUpdate()); 68 assertThat(newUpdate.getData().getString(KEY_STRING)).isEqualTo(VALUE_STRING); 69 assertThat(newUpdate.getData().getLong(KEY_LONG)).isEqualTo(VALUE_LONG); 70 } 71 getTestBundle()72 Bundle getTestBundle() { 73 final Bundle data = new Bundle(); 74 data.putLong(KEY_LONG, VALUE_LONG); 75 data.putString(KEY_STRING, VALUE_STRING); 76 return data; 77 } 78 } 79