| /* |
| * 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.server.location.gnss; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.verify; |
| |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.database.ContentObserver; |
| import android.os.Looper; |
| import android.platform.test.annotations.Presubmit; |
| import android.provider.Settings; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentCaptor; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.RobolectricTestRunner; |
| import org.robolectric.RuntimeEnvironment; |
| import org.robolectric.Shadows; |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| /** |
| * Unit tests for {@link GnssSatelliteBlacklistHelper}. |
| */ |
| @RunWith(RobolectricTestRunner.class) |
| @Presubmit |
| public class GnssSatelliteBlacklistHelperTest { |
| |
| private ContentResolver mContentResolver; |
| @Mock |
| private GnssSatelliteBlacklistHelper.GnssSatelliteBlacklistCallback |
| mCallback; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| Context context = RuntimeEnvironment.application; |
| mContentResolver = context.getContentResolver(); |
| new GnssSatelliteBlacklistHelper(context, Looper.myLooper(), mCallback); |
| } |
| |
| @Test |
| public void blacklistOf2Satellites_callbackIsCalled() { |
| String blacklist = "3,0,5,24"; |
| updateBlacklistAndVerifyCallbackIsCalled(blacklist); |
| } |
| |
| @Test |
| public void blacklistWithSpaces_callbackIsCalled() { |
| String blacklist = "3, 11"; |
| updateBlacklistAndVerifyCallbackIsCalled(blacklist); |
| } |
| |
| @Test |
| public void emptyBlacklist_callbackIsCalled() { |
| String blacklist = ""; |
| updateBlacklistAndVerifyCallbackIsCalled(blacklist); |
| } |
| |
| @Test |
| public void blacklistWithOddNumberOfValues_callbackIsNotCalled() { |
| String blacklist = "3,0,5"; |
| updateBlacklistAndNotifyContentObserver(blacklist); |
| verify(mCallback, never()).onUpdateSatelliteBlacklist(any(int[].class), any(int[].class)); |
| } |
| |
| @Test |
| public void blacklistWithNegativeValue_callbackIsNotCalled() { |
| String blacklist = "3,-11"; |
| updateBlacklistAndNotifyContentObserver(blacklist); |
| verify(mCallback, never()).onUpdateSatelliteBlacklist(any(int[].class), any(int[].class)); |
| } |
| |
| @Test |
| public void blacklistWithNonDigitCharacter_callbackIsNotCalled() { |
| String blacklist = "3,1a,5,11"; |
| updateBlacklistAndNotifyContentObserver(blacklist); |
| verify(mCallback, never()).onUpdateSatelliteBlacklist(any(int[].class), any(int[].class)); |
| } |
| |
| private void updateBlacklistAndNotifyContentObserver(String blacklist) { |
| Settings.Global.putString(mContentResolver, |
| Settings.Global.GNSS_SATELLITE_BLACKLIST, blacklist); |
| notifyContentObserverFor(Settings.Global.GNSS_SATELLITE_BLACKLIST); |
| } |
| |
| private void updateBlacklistAndVerifyCallbackIsCalled(String blacklist) { |
| updateBlacklistAndNotifyContentObserver(blacklist); |
| |
| ArgumentCaptor<int[]> constellationsCaptor = ArgumentCaptor.forClass(int[].class); |
| ArgumentCaptor<int[]> svIdsCaptor = ArgumentCaptor.forClass(int[].class); |
| verify(mCallback).onUpdateSatelliteBlacklist(constellationsCaptor.capture(), |
| svIdsCaptor.capture()); |
| |
| int[] constellations = constellationsCaptor.getValue(); |
| int[] svIds = svIdsCaptor.getValue(); |
| List<Integer> values = GnssSatelliteBlacklistHelper.parseSatelliteBlacklist(blacklist); |
| assertThat(values.size()).isEqualTo(constellations.length * 2); |
| assertThat(svIds.length).isEqualTo(constellations.length); |
| for (int i = 0; i < constellations.length; i++) { |
| assertThat(constellations[i]).isEqualTo(values.get(i * 2)); |
| assertThat(svIds[i]).isEqualTo(values.get(i * 2 + 1)); |
| } |
| } |
| |
| private static void notifyContentObserverFor(String globalSetting) { |
| Collection<ContentObserver> contentObservers = |
| Shadows.shadowOf(RuntimeEnvironment.application.getContentResolver()) |
| .getContentObservers(Settings.Global.getUriFor(globalSetting)); |
| assertThat(contentObservers).isNotEmpty(); |
| contentObservers.iterator().next().onChange(false /* selfChange */); |
| } |
| } |