| /* |
| * Copyright (C) 2016 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.settingslib.wifi; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| import static org.mockito.Mockito.any; |
| import static org.mockito.Mockito.anyInt; |
| import static org.mockito.Mockito.atMost; |
| import static org.mockito.Mockito.doAnswer; |
| import static org.mockito.Mockito.doNothing; |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.verifyNoMoreInteractions; |
| import static org.mockito.Mockito.when; |
| |
| import android.content.Context; |
| import android.content.Intent; |
| import android.net.ConnectivityManager; |
| import android.net.Network; |
| import android.net.NetworkInfo; |
| import android.net.NetworkKey; |
| import android.net.NetworkScoreManager; |
| import android.net.RssiCurve; |
| import android.net.ScoredNetwork; |
| import android.net.WifiKey; |
| import android.net.wifi.ScanResult; |
| import android.net.wifi.WifiConfiguration; |
| import android.net.wifi.WifiInfo; |
| import android.net.wifi.WifiManager; |
| import android.net.wifi.WifiNetworkScoreCache; |
| import android.net.wifi.WifiSsid; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.HandlerThread; |
| import android.os.Looper; |
| import android.os.SystemClock; |
| import android.provider.Settings; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.support.test.filters.FlakyTest; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentCaptor; |
| import org.mockito.Captor; |
| import org.mockito.Matchers; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.mockito.invocation.InvocationOnMock; |
| import org.mockito.stubbing.Answer; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.BitSet; |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| // TODO(sghuman): Change these to robolectric tests b/35766684. |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class WifiTrackerTest { |
| |
| private static final String TAG = "WifiTrackerTest"; |
| private static final int LATCH_TIMEOUT = 4000; |
| |
| private static final String SSID_1 = "ssid1"; |
| private static final String BSSID_1 = "00:00:00:00:00:00"; |
| private static final NetworkKey NETWORK_KEY_1 = |
| new NetworkKey(new WifiKey('"' + SSID_1 + '"', BSSID_1)); |
| private static final int RSSI_1 = -30; |
| private static final byte SCORE_1 = 10; |
| private static final int BADGE_1 = AccessPoint.Speed.MODERATE; |
| |
| private static final String SSID_2 = "ssid2"; |
| private static final String BSSID_2 = "AA:AA:AA:AA:AA:AA"; |
| private static final NetworkKey NETWORK_KEY_2 = |
| new NetworkKey(new WifiKey('"' + SSID_2 + '"', BSSID_2)); |
| private static final int RSSI_2 = -30; |
| private static final byte SCORE_2 = 15; |
| private static final int BADGE_2 = AccessPoint.Speed.FAST; |
| |
| // TODO(b/65594609): Convert mutable Data objects to instance variables / builder pattern |
| private static final int NETWORK_ID_1 = 123; |
| private static final int CONNECTED_RSSI = -50; |
| private static final WifiInfo CONNECTED_AP_1_INFO = new WifiInfo(); |
| static { |
| CONNECTED_AP_1_INFO.setSSID(WifiSsid.createFromAsciiEncoded(SSID_1)); |
| CONNECTED_AP_1_INFO.setBSSID(BSSID_1); |
| CONNECTED_AP_1_INFO.setNetworkId(NETWORK_ID_1); |
| CONNECTED_AP_1_INFO.setRssi(CONNECTED_RSSI); |
| } |
| private static final WifiConfiguration CONFIGURATION_1 = new WifiConfiguration(); |
| static { |
| CONFIGURATION_1.SSID = SSID_1; |
| CONFIGURATION_1.BSSID = BSSID_1; |
| CONFIGURATION_1.networkId = NETWORK_ID_1; |
| } |
| |
| private static final int NETWORK_ID_2 = 2; |
| private static final WifiConfiguration CONFIGURATION_2 = new WifiConfiguration(); |
| static { |
| CONFIGURATION_2.SSID = SSID_2; |
| CONFIGURATION_2.BSSID = BSSID_2; |
| CONFIGURATION_2.networkId = NETWORK_ID_2; |
| } |
| |
| @Captor ArgumentCaptor<WifiNetworkScoreCache> mScoreCacheCaptor; |
| @Mock private ConnectivityManager mockConnectivityManager; |
| @Mock private NetworkScoreManager mockNetworkScoreManager; |
| @Mock private RssiCurve mockCurve1; |
| @Mock private RssiCurve mockCurve2; |
| @Mock private RssiCurve mockBadgeCurve1; |
| @Mock private RssiCurve mockBadgeCurve2; |
| @Mock private WifiManager mockWifiManager; |
| @Mock private WifiTracker.WifiListener mockWifiListener; |
| |
| private final List<NetworkKey> mRequestedKeys = new ArrayList<>(); |
| |
| private Context mContext; |
| private CountDownLatch mAccessPointsChangedLatch; |
| private CountDownLatch mRequestScoresLatch; |
| private Handler mScannerHandler; |
| private HandlerThread mMainThread; |
| private HandlerThread mWorkerThread; |
| private Looper mWorkerLooper; |
| private Looper mMainLooper; |
| |
| private int mOriginalScoringUiSettingValue; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| |
| mContext = InstrumentationRegistry.getTargetContext(); |
| |
| mWorkerThread = new HandlerThread("TestHandlerWorkerThread"); |
| mWorkerThread.start(); |
| mWorkerLooper = mWorkerThread.getLooper(); |
| mMainThread = new HandlerThread("TestHandlerThread"); |
| mMainThread.start(); |
| mMainLooper = mMainThread.getLooper(); |
| |
| // Make sure the scanner doesn't try to run on the testing thread. |
| HandlerThread scannerThread = new HandlerThread("ScannerWorkerThread"); |
| scannerThread.start(); |
| mScannerHandler = new Handler(scannerThread.getLooper()); |
| |
| when(mockWifiManager.isWifiEnabled()).thenReturn(true); |
| when(mockWifiManager.getScanResults()) |
| .thenReturn(Arrays.asList(buildScanResult1(), buildScanResult2())); |
| when(mockWifiManager.getConfiguredNetworks()) |
| .thenReturn(Arrays.asList(CONFIGURATION_1, CONFIGURATION_2)); |
| |
| |
| when(mockCurve1.lookupScore(RSSI_1)).thenReturn(SCORE_1); |
| when(mockCurve2.lookupScore(RSSI_2)).thenReturn(SCORE_2); |
| |
| when(mockBadgeCurve1.lookupScore(RSSI_1)).thenReturn((byte) BADGE_1); |
| when(mockBadgeCurve2.lookupScore(RSSI_2)).thenReturn((byte) BADGE_2); |
| |
| doNothing() |
| .when(mockNetworkScoreManager) |
| .registerNetworkScoreCache( |
| anyInt(), |
| mScoreCacheCaptor.capture(), |
| Matchers.anyInt()); |
| |
| // Capture requested keys and count down latch if present |
| doAnswer( |
| new Answer<Boolean>() { |
| @Override |
| public Boolean answer(InvocationOnMock input) { |
| if (mRequestScoresLatch != null) { |
| mRequestScoresLatch.countDown(); |
| } |
| NetworkKey[] keys = (NetworkKey[]) input.getArguments()[0]; |
| for (NetworkKey key : keys) { |
| mRequestedKeys.add(key); |
| } |
| return true; |
| } |
| }).when(mockNetworkScoreManager).requestScores(Matchers.<NetworkKey[]>any()); |
| |
| doAnswer( |
| new Answer<Void>() { |
| @Override |
| public Void answer (InvocationOnMock invocation) throws Throwable { |
| if (mAccessPointsChangedLatch != null) { |
| mAccessPointsChangedLatch.countDown(); |
| } |
| |
| return null; |
| } |
| }).when(mockWifiListener).onAccessPointsChanged(); |
| |
| // Turn on Scoring UI features |
| mOriginalScoringUiSettingValue = Settings.Global.getInt( |
| InstrumentationRegistry.getTargetContext().getContentResolver(), |
| Settings.Global.NETWORK_SCORING_UI_ENABLED, |
| 0 /* disabled */); |
| Settings.Global.putInt( |
| InstrumentationRegistry.getTargetContext().getContentResolver(), |
| Settings.Global.NETWORK_SCORING_UI_ENABLED, |
| 1 /* enabled */); |
| |
| } |
| |
| @After |
| public void cleanUp() { |
| Settings.Global.putInt( |
| InstrumentationRegistry.getTargetContext().getContentResolver(), |
| Settings.Global.NETWORK_SCORING_UI_ENABLED, |
| mOriginalScoringUiSettingValue); |
| } |
| |
| private static ScanResult buildScanResult1() { |
| return new ScanResult( |
| WifiSsid.createFromAsciiEncoded(SSID_1), |
| BSSID_1, |
| 0, // hessid |
| 0, //anqpDomainId |
| null, // osuProviders |
| "", // capabilities |
| RSSI_1, |
| 0, // frequency |
| SystemClock.elapsedRealtime() * 1000 /* microsecond timestamp */); |
| } |
| |
| private static ScanResult buildScanResult2() { |
| return new ScanResult( |
| WifiSsid.createFromAsciiEncoded(SSID_2), |
| BSSID_2, |
| 0, // hessid |
| 0, //anqpDomainId |
| null, // osuProviders |
| "", // capabilities |
| RSSI_2, |
| 0, // frequency |
| SystemClock.elapsedRealtime() * 1000 /* microsecond timestamp */); |
| } |
| |
| private WifiTracker createTrackerWithImmediateBroadcastsAndInjectInitialScanResults( |
| Intent ... intents) |
| throws InterruptedException { |
| WifiTracker tracker = createMockedWifiTracker(); |
| |
| startTracking(tracker); |
| for (Intent intent : intents) { |
| tracker.mReceiver.onReceive(mContext, intent); |
| } |
| |
| sendScanResultsAndProcess(tracker); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| return tracker; |
| } |
| |
| private WifiTracker createMockedWifiTracker() { |
| WifiTracker tracker = |
| new WifiTracker( |
| mContext, |
| mockWifiListener, |
| mWorkerLooper, |
| true, |
| true, |
| true, |
| mockWifiManager, |
| mockConnectivityManager, |
| mockNetworkScoreManager, |
| mMainLooper |
| ); |
| |
| return tracker; |
| } |
| |
| private void startTracking(WifiTracker tracker) throws InterruptedException { |
| CountDownLatch latch = new CountDownLatch(1); |
| mScannerHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| tracker.startTracking(); |
| latch.countDown(); |
| } |
| }); |
| assertTrue("Latch timed out", latch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| } |
| |
| private void sendScanResultsAndProcess(WifiTracker tracker) throws InterruptedException { |
| mAccessPointsChangedLatch = new CountDownLatch(1); |
| Intent i = new Intent(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION); |
| tracker.mReceiver.onReceive(mContext, i); |
| |
| assertTrue("Latch timed out", |
| mAccessPointsChangedLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| } |
| |
| private void updateScores() { |
| Bundle attr1 = new Bundle(); |
| attr1.putParcelable(ScoredNetwork.ATTRIBUTES_KEY_BADGING_CURVE, mockBadgeCurve1); |
| ScoredNetwork sc1 = |
| new ScoredNetwork( |
| NETWORK_KEY_1, |
| mockCurve1, |
| false /* meteredHint */, |
| attr1); |
| |
| Bundle attr2 = new Bundle(); |
| attr2.putParcelable(ScoredNetwork.ATTRIBUTES_KEY_BADGING_CURVE, mockBadgeCurve2); |
| ScoredNetwork sc2 = |
| new ScoredNetwork( |
| NETWORK_KEY_2, |
| mockCurve2, |
| true /* meteredHint */, |
| attr2); |
| |
| WifiNetworkScoreCache scoreCache = mScoreCacheCaptor.getValue(); |
| scoreCache.updateScores(Arrays.asList(sc1, sc2)); |
| } |
| |
| private WifiTracker createTrackerWithScanResultsAndAccessPoint1Connected() |
| throws InterruptedException { |
| when(mockWifiManager.getConnectionInfo()).thenReturn(CONNECTED_AP_1_INFO); |
| |
| WifiConfiguration configuration = new WifiConfiguration(); |
| configuration.SSID = SSID_1; |
| configuration.BSSID = BSSID_1; |
| configuration.networkId = NETWORK_ID_1; |
| |
| NetworkInfo networkInfo = new NetworkInfo( |
| ConnectivityManager.TYPE_WIFI, 0, "Type Wifi", "subtype"); |
| networkInfo.setDetailedState(NetworkInfo.DetailedState.CONNECTED, "connected", "test"); |
| |
| Intent intent = new Intent(WifiManager.NETWORK_STATE_CHANGED_ACTION); |
| intent.putExtra(WifiManager.EXTRA_NETWORK_INFO, networkInfo); |
| WifiTracker tracker = |
| createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(intent); |
| assertThat(tracker.isConnected()).isTrue(); |
| return tracker; |
| } |
| |
| private void waitForHandlersToProcessCurrentlyEnqueuedMessages(WifiTracker tracker) |
| throws InterruptedException { |
| CountDownLatch workerLatch = new CountDownLatch(1); |
| tracker.mWorkHandler.post(() -> { |
| workerLatch.countDown(); |
| }); |
| assertTrue("Latch timed out while waiting for WorkerHandler", |
| workerLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| |
| CountDownLatch mainLatch = new CountDownLatch(1); |
| tracker.mMainHandler.post(() -> { |
| mainLatch.countDown(); |
| }); |
| assertTrue("Latch timed out while waiting for MainHandler", |
| mainLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| } |
| |
| private void switchToNetwork2(WifiTracker tracker) throws InterruptedException { |
| NetworkInfo networkInfo = new NetworkInfo( |
| ConnectivityManager.TYPE_WIFI, 0, "Type Wifi", "subtype"); |
| networkInfo.setDetailedState(NetworkInfo.DetailedState.CONNECTING, "connecting", "test"); |
| |
| WifiInfo info = new WifiInfo(); |
| info.setSSID(WifiSsid.createFromAsciiEncoded(SSID_2)); |
| info.setBSSID(BSSID_2); |
| info.setRssi(CONNECTED_RSSI); |
| info.setNetworkId(NETWORK_ID_2); |
| when(mockWifiManager.getConnectionInfo()).thenReturn(info); |
| |
| Intent intent = new Intent(WifiManager.NETWORK_STATE_CHANGED_ACTION); |
| intent.putExtra(WifiManager.EXTRA_NETWORK_INFO, networkInfo); |
| tracker.mReceiver.onReceive(mContext, intent); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| } |
| |
| @Test |
| public void testAccessPointListenerSetWhenLookingUpUsingScanResults() { |
| ScanResult scanResult = new ScanResult(); |
| scanResult.level = 123; |
| scanResult.BSSID = "bssid-" + 111; |
| scanResult.timestamp = SystemClock.elapsedRealtime() * 1000; |
| scanResult.capabilities = ""; |
| |
| WifiTracker tracker = new WifiTracker( |
| InstrumentationRegistry.getTargetContext(), null, mWorkerLooper, true, true); |
| |
| AccessPoint result = tracker.getCachedOrCreate(scanResult, new ArrayList<AccessPoint>()); |
| assertTrue(result.mAccessPointListener != null); |
| } |
| |
| @Test |
| public void testAccessPointListenerSetWhenLookingUpUsingWifiConfiguration() { |
| WifiConfiguration configuration = new WifiConfiguration(); |
| configuration.SSID = "test123"; |
| configuration.BSSID="bssid"; |
| configuration.networkId = 123; |
| configuration.allowedKeyManagement = new BitSet(); |
| configuration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK); |
| |
| WifiTracker tracker = new WifiTracker( |
| InstrumentationRegistry.getTargetContext(), null, mWorkerLooper, true, true); |
| |
| AccessPoint result = tracker.getCachedOrCreate(configuration, new ArrayList<AccessPoint>()); |
| assertTrue(result.mAccessPointListener != null); |
| } |
| |
| @Test |
| public void startAndStopTrackingShouldRegisterAndUnregisterScoreCache() |
| throws InterruptedException { |
| WifiTracker tracker = createMockedWifiTracker(); |
| |
| // Test register |
| startTracking(tracker); |
| verify(mockNetworkScoreManager) |
| .registerNetworkScoreCache( |
| Matchers.anyInt(), |
| mScoreCacheCaptor.capture(), |
| Matchers.anyInt()); |
| |
| WifiNetworkScoreCache scoreCache = mScoreCacheCaptor.getValue(); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| doAnswer( |
| (invocation) -> { |
| latch.countDown(); |
| return null; |
| }).when(mockNetworkScoreManager) |
| .unregisterNetworkScoreCache(NetworkKey.TYPE_WIFI, scoreCache); |
| |
| // Test unregister |
| tracker.stopTracking(); |
| |
| assertTrue("Latch timed out", latch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| verify(mockNetworkScoreManager) |
| .unregisterNetworkScoreCache(NetworkKey.TYPE_WIFI, scoreCache); |
| } |
| |
| @Test |
| public void testGetNumSavedNetworks() throws InterruptedException { |
| WifiConfiguration validConfig = new WifiConfiguration(); |
| validConfig.SSID = SSID_1; |
| validConfig.BSSID = BSSID_1; |
| |
| WifiConfiguration selfAddedNoAssociation = new WifiConfiguration(); |
| selfAddedNoAssociation.ephemeral = true; |
| selfAddedNoAssociation.selfAdded = true; |
| selfAddedNoAssociation.numAssociation = 0; |
| selfAddedNoAssociation.SSID = SSID_2; |
| selfAddedNoAssociation.BSSID = BSSID_2; |
| |
| when(mockWifiManager.getConfiguredNetworks()) |
| .thenReturn(Arrays.asList(validConfig, selfAddedNoAssociation)); |
| |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| |
| assertEquals(1, tracker.getNumSavedNetworks()); |
| } |
| |
| @Test |
| public void startTrackingShouldSetConnectedAccessPointAsActive() throws InterruptedException { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| |
| assertThat(aps).hasSize(2); |
| assertThat(aps.get(0).isActive()).isTrue(); |
| } |
| |
| @Test |
| public void startTrackingAfterStopTracking_shouldRequestNewScores() |
| throws InterruptedException { |
| // Start the tracker and inject the initial scan results and then stop tracking |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| |
| tracker.stopTracking(); |
| mRequestedKeys.clear(); |
| |
| mRequestScoresLatch = new CountDownLatch(1); |
| startTracking(tracker); |
| tracker.forceUpdate(); |
| assertTrue("Latch timed out", |
| mRequestScoresLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| |
| assertTrue(mRequestedKeys.contains(NETWORK_KEY_1)); |
| assertTrue(mRequestedKeys.contains(NETWORK_KEY_2)); |
| } |
| |
| @Test |
| public void stopTracking_shouldNotClearExistingScores() |
| throws InterruptedException { |
| // Start the tracker and inject the initial scan results and then stop tracking |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| tracker.stopTracking(); |
| |
| assertThat(mScoreCacheCaptor.getValue().getScoredNetwork(NETWORK_KEY_1)).isNotNull(); |
| } |
| |
| @Test |
| public void scoreCacheUpdateScoresShouldTriggerOnAccessPointsChanged() |
| throws InterruptedException { |
| WifiTracker tracker = createMockedWifiTracker(); |
| startTracking(tracker); |
| sendScanResultsAndProcess(tracker); |
| |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| } |
| |
| private void updateScoresAndWaitForAccessPointsChangedCallback(WifiTracker tracker) |
| throws InterruptedException { |
| // Updating scores can happen together or one after the other, so the latch countdown is set |
| // to 2. |
| mAccessPointsChangedLatch = new CountDownLatch(1); |
| updateScores(); |
| assertTrue("onAccessPointChanged was not called after updating scores", |
| mAccessPointsChangedLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| } |
| |
| @FlakyTest |
| @Test |
| public void scoreCacheUpdateScoresShouldChangeSortOrder() throws InterruptedException { |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| assertTrue(aps.size() == 2); |
| assertEquals(aps.get(0).getSsidStr(), SSID_1); |
| assertEquals(aps.get(1).getSsidStr(), SSID_2); |
| |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| |
| aps = tracker.getAccessPoints(); |
| assertTrue(aps.size() == 2); |
| assertEquals(aps.get(0).getSsidStr(), SSID_2); |
| assertEquals(aps.get(1).getSsidStr(), SSID_1); |
| } |
| |
| @Test |
| public void scoreCacheUpdateScoresShouldNotChangeSortOrderWhenSortingDisabled() |
| throws InterruptedException { |
| Settings.Global.putInt( |
| InstrumentationRegistry.getTargetContext().getContentResolver(), |
| Settings.Global.NETWORK_SCORING_UI_ENABLED, |
| 0 /* disabled */); |
| |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| assertTrue(aps.size() == 2); |
| assertEquals(aps.get(0).getSsidStr(), SSID_1); |
| assertEquals(aps.get(1).getSsidStr(), SSID_2); |
| |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| |
| aps = tracker.getAccessPoints(); |
| assertTrue(aps.size() == 2); |
| assertEquals(aps.get(0).getSsidStr(), SSID_1); |
| assertEquals(aps.get(1).getSsidStr(), SSID_2); |
| } |
| |
| @FlakyTest |
| @Test |
| public void scoreCacheUpdateScoresShouldInsertSpeedIntoAccessPoint() |
| throws InterruptedException { |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| |
| for (AccessPoint ap : aps) { |
| if (ap.getSsidStr().equals(SSID_1)) { |
| assertEquals(BADGE_1, ap.getSpeed()); |
| } else if (ap.getSsidStr().equals(SSID_2)) { |
| assertEquals(BADGE_2, ap.getSpeed()); |
| } |
| } |
| } |
| |
| @Test |
| public void scoreCacheUpdateMeteredShouldUpdateAccessPointMetering() |
| throws InterruptedException { |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| |
| for (AccessPoint ap : aps) { |
| if (ap.getSsidStr().equals(SSID_1)) { |
| assertFalse(ap.isMetered()); |
| } else if (ap.getSsidStr().equals(SSID_2)) { |
| assertTrue(ap.isMetered()); |
| } |
| } |
| } |
| |
| @Test |
| public void noSpeedsShouldBeInsertedIntoAccessPointWhenScoringUiDisabled() |
| throws InterruptedException { |
| Settings.Global.putInt( |
| InstrumentationRegistry.getTargetContext().getContentResolver(), |
| Settings.Global.NETWORK_SCORING_UI_ENABLED, |
| 0 /* disabled */); |
| |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| updateScoresAndWaitForAccessPointsChangedCallback(tracker); |
| |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| |
| for (AccessPoint ap : aps) { |
| if (ap.getSsidStr().equals(SSID_1)) { |
| assertEquals(AccessPoint.Speed.NONE, ap.getSpeed()); |
| } else if (ap.getSsidStr().equals(SSID_2)) { |
| assertEquals(AccessPoint.Speed.NONE, ap.getSpeed()); |
| } |
| } |
| } |
| |
| @Test |
| public void scoresShouldBeRequestedForNewScanResultOnly() throws InterruptedException { |
| // Scores can be requested together or serially depending on how the scan results are |
| // processed. |
| mRequestScoresLatch = new CountDownLatch(2); |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| mRequestScoresLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS); |
| mRequestedKeys.clear(); |
| |
| String ssid = "ssid3"; |
| String bssid = "00:00:00:00:00:00"; |
| ScanResult newResult = new ScanResult( |
| WifiSsid.createFromAsciiEncoded(ssid), |
| bssid, |
| 0, // hessid |
| 0, //anqpDomainId |
| null, // osuProviders |
| "", // capabilities |
| RSSI_1, |
| 0, // frequency |
| SystemClock.elapsedRealtime() * 1000); |
| when(mockWifiManager.getScanResults()) |
| .thenReturn(Arrays.asList(buildScanResult1(), buildScanResult2(), newResult)); |
| |
| mRequestScoresLatch = new CountDownLatch(1); |
| sendScanResultsAndProcess(tracker); |
| assertTrue(mRequestScoresLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| |
| assertEquals(1, mRequestedKeys.size()); |
| assertTrue(mRequestedKeys.contains(new NetworkKey(new WifiKey('"' + ssid + '"', bssid)))); |
| } |
| |
| @Test |
| public void scoreCacheAndListenerShouldBeUnregisteredWhenStopTrackingIsCalled() throws Exception |
| { |
| WifiTracker tracker = createTrackerWithImmediateBroadcastsAndInjectInitialScanResults(); |
| WifiNetworkScoreCache cache = mScoreCacheCaptor.getValue(); |
| |
| tracker.stopTracking(); |
| verify(mockNetworkScoreManager).unregisterNetworkScoreCache(NetworkKey.TYPE_WIFI, cache); |
| |
| // Verify listener is unregistered so updating a score does not throw an error by posting |
| // a message to the dead work handler |
| mWorkerThread.quit(); |
| updateScores(); |
| } |
| |
| /** |
| * Verify that tracking a Passpoint AP on a device with Passpoint disabled doesn't cause |
| * any crash. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void trackPasspointApWithPasspointDisabled() throws Exception { |
| WifiTracker tracker = createMockedWifiTracker(); |
| |
| // Add a Passpoint AP to the scan results. |
| List<ScanResult> results = new ArrayList<>(); |
| ScanResult passpointAp = new ScanResult( |
| WifiSsid.createFromAsciiEncoded(SSID_1), |
| BSSID_1, |
| 0, // hessid |
| 0, //anqpDomainId |
| null, // osuProviders |
| "", // capabilities |
| RSSI_1, |
| 0, // frequency |
| SystemClock.elapsedRealtime() * 1000 /* microsecond timestamp */); |
| passpointAp.setFlag(ScanResult.FLAG_PASSPOINT_NETWORK); |
| results.add(passpointAp); |
| |
| // Update access point and verify UnsupportedOperationException is being caught for |
| // call to WifiManager#getMatchingWifiConfig. |
| when(mockWifiManager.getConfiguredNetworks()) |
| .thenReturn(new ArrayList<WifiConfiguration>()); |
| when(mockWifiManager.getScanResults()).thenReturn(results); |
| doThrow(new UnsupportedOperationException()) |
| .when(mockWifiManager).getMatchingWifiConfig(any(ScanResult.class)); |
| tracker.forceUpdate(); |
| verify(mockWifiManager).getMatchingWifiConfig(any(ScanResult.class)); |
| } |
| |
| @Test |
| public void rssiChangeBroadcastShouldUpdateConnectedAp() throws Exception { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| assertThat(tracker.getAccessPoints().get(0).isActive()).isTrue(); |
| |
| int newRssi = CONNECTED_RSSI + 10; |
| WifiInfo info = new WifiInfo(CONNECTED_AP_1_INFO); |
| info.setRssi(newRssi); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| |
| // Once the new info has been fetched, we need to wait for the access points to be copied |
| doAnswer(invocation -> { |
| latch.countDown(); |
| mAccessPointsChangedLatch = new CountDownLatch(1); |
| return info; |
| }).when(mockWifiManager).getConnectionInfo(); |
| |
| tracker.mReceiver.onReceive(mContext, new Intent(WifiManager.RSSI_CHANGED_ACTION)); |
| assertTrue("New connection info never retrieved", |
| latch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| assertTrue("onAccessPointsChanged never called", |
| mAccessPointsChangedLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| |
| assertThat(tracker.getAccessPoints().get(0).getRssi()).isEqualTo(newRssi); |
| } |
| |
| @Test |
| public void forceUpdateShouldSynchronouslyFetchLatestInformation() throws Exception { |
| Network mockNetwork = mock(Network.class); |
| when(mockWifiManager.getCurrentNetwork()).thenReturn(mockNetwork); |
| |
| when(mockWifiManager.getConnectionInfo()).thenReturn(CONNECTED_AP_1_INFO); |
| |
| NetworkInfo networkInfo = new NetworkInfo( |
| ConnectivityManager.TYPE_WIFI, 0, "Type Wifi", "subtype"); |
| networkInfo.setDetailedState(NetworkInfo.DetailedState.CONNECTED, "connected", "test"); |
| when(mockConnectivityManager.getNetworkInfo(any(Network.class))).thenReturn(networkInfo); |
| |
| WifiTracker tracker = createMockedWifiTracker(); |
| tracker.forceUpdate(); |
| |
| verify(mockWifiManager).getConnectionInfo(); |
| verify(mockWifiManager, times(2)).getConfiguredNetworks(); |
| verify(mockConnectivityManager).getNetworkInfo(any(Network.class)); |
| |
| verify(mockWifiListener, never()).onAccessPointsChanged(); // mStaleAccessPoints is true |
| assertThat(tracker.getAccessPoints().size()).isEqualTo(2); |
| assertThat(tracker.getAccessPoints().get(0).isActive()).isTrue(); |
| } |
| |
| @Test |
| public void stopTrackingShouldRemoveWifiListenerCallbacks() throws Exception { |
| WifiTracker tracker = createMockedWifiTracker(); |
| startTracking(tracker); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| CountDownLatch lock = new CountDownLatch(1); |
| tracker.mMainHandler.post(() -> { |
| try { |
| lock.await(); |
| latch.countDown(); |
| } catch (InterruptedException e) { |
| fail("Interrupted Exception while awaiting lock release: " + e); |
| } |
| }); |
| |
| // Enqueue messages |
| tracker.mMainHandler.sendEmptyMessage( |
| WifiTracker.MainHandler.MSG_ACCESS_POINT_CHANGED); |
| tracker.mMainHandler.sendEmptyMessage( |
| WifiTracker.MainHandler.MSG_CONNECTED_CHANGED); |
| tracker.mMainHandler.sendEmptyMessage( |
| WifiTracker.MainHandler.MSG_WIFI_STATE_CHANGED); |
| |
| tracker.stopTracking(); |
| |
| verify(mockWifiListener, atMost(1)).onAccessPointsChanged(); |
| verify(mockWifiListener, atMost(1)).onConnectedChanged(); |
| verify(mockWifiListener, atMost(1)).onWifiStateChanged(anyInt()); |
| |
| lock.countDown(); |
| assertTrue("Latch timed out", latch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS)); |
| |
| assertThat(tracker.mMainHandler.hasMessages( |
| WifiTracker.MainHandler.MSG_ACCESS_POINT_CHANGED)).isFalse(); |
| assertThat(tracker.mMainHandler.hasMessages( |
| WifiTracker.MainHandler.MSG_CONNECTED_CHANGED)).isFalse(); |
| assertThat(tracker.mMainHandler.hasMessages( |
| WifiTracker.MainHandler.MSG_WIFI_STATE_CHANGED)).isFalse(); |
| |
| verifyNoMoreInteractions(mockWifiListener); |
| } |
| |
| @Test |
| public void stopTrackingShouldSetStaleBitWhichPreventsCallbacksUntilNextScanResult() |
| throws Exception { |
| WifiTracker tracker = createMockedWifiTracker(); |
| startTracking(tracker); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| tracker.stopTracking(); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| startTracking(tracker); |
| |
| tracker.mReceiver.onReceive(mContext, new Intent(WifiManager.WIFI_STATE_CHANGED_ACTION)); |
| tracker.mReceiver.onReceive( |
| mContext, new Intent(WifiManager.CONFIGURED_NETWORKS_CHANGED_ACTION)); |
| tracker.mReceiver.onReceive( |
| mContext, new Intent(WifiManager.LINK_CONFIGURATION_CHANGED_ACTION)); |
| |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| verify(mockWifiListener, never()).onAccessPointsChanged(); |
| |
| sendScanResultsAndProcess(tracker); // verifies onAccessPointsChanged is invoked |
| } |
| |
| @Test |
| public void startTrackingShouldNotSendAnyCallbacksUntilScanResultsAreProcessed() |
| throws Exception { |
| WifiTracker tracker = createMockedWifiTracker(); |
| startTracking(tracker); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| tracker.mReceiver.onReceive(mContext, new Intent(WifiManager.WIFI_STATE_CHANGED_ACTION)); |
| tracker.mReceiver.onReceive( |
| mContext, new Intent(WifiManager.CONFIGURED_NETWORKS_CHANGED_ACTION)); |
| tracker.mReceiver.onReceive( |
| mContext, new Intent(WifiManager.LINK_CONFIGURATION_CHANGED_ACTION)); |
| |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| verify(mockWifiListener, never()).onAccessPointsChanged(); |
| |
| sendScanResultsAndProcess(tracker); // verifies onAccessPointsChanged is invoked |
| } |
| |
| @Test |
| public void disablingWifiShouldClearExistingAccessPoints() throws Exception { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| |
| when(mockWifiManager.isWifiEnabled()).thenReturn(false); |
| mAccessPointsChangedLatch = new CountDownLatch(1); |
| tracker.mReceiver.onReceive(mContext, new Intent(WifiManager.WIFI_STATE_CHANGED_ACTION)); |
| |
| mAccessPointsChangedLatch.await(LATCH_TIMEOUT, TimeUnit.MILLISECONDS); |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| |
| assertThat(tracker.getAccessPoints()).isEmpty(); |
| } |
| |
| @Test |
| public void onConnectedChangedCallback_shouldNotBeInvokedWhenNoStateChange() throws Exception { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| verify(mockWifiListener, times(1)).onConnectedChanged(); |
| |
| NetworkInfo networkInfo = new NetworkInfo( |
| ConnectivityManager.TYPE_WIFI, 0, "Type Wifi", "subtype"); |
| networkInfo.setDetailedState(NetworkInfo.DetailedState.CONNECTED, "connected", "test"); |
| |
| Intent intent = new Intent(WifiManager.NETWORK_STATE_CHANGED_ACTION); |
| intent.putExtra(WifiManager.EXTRA_NETWORK_INFO, networkInfo); |
| tracker.mReceiver.onReceive(mContext, intent); |
| |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| verify(mockWifiListener, times(1)).onConnectedChanged(); |
| } |
| |
| @Test |
| public void onConnectedChangedCallback_shouldBeInvokedWhenStateChanges() throws Exception { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| verify(mockWifiListener, times(1)).onConnectedChanged(); |
| |
| NetworkInfo networkInfo = new NetworkInfo( |
| ConnectivityManager.TYPE_WIFI, 0, "Type Wifi", "subtype"); |
| networkInfo.setDetailedState( |
| NetworkInfo.DetailedState.DISCONNECTED, "disconnected", "test"); |
| |
| Intent intent = new Intent(WifiManager.NETWORK_STATE_CHANGED_ACTION); |
| intent.putExtra(WifiManager.EXTRA_NETWORK_INFO, networkInfo); |
| tracker.mReceiver.onReceive(mContext, intent); |
| |
| waitForHandlersToProcessCurrentlyEnqueuedMessages(tracker); |
| assertThat(tracker.isConnected()).isFalse(); |
| verify(mockWifiListener, times(2)).onConnectedChanged(); |
| } |
| |
| @Test |
| public void updateNetworkInfoWithNewConnectedNetwork_switchesNetworks() throws Exception { |
| WifiTracker tracker = createTrackerWithScanResultsAndAccessPoint1Connected(); |
| |
| switchToNetwork2(tracker); |
| |
| List<AccessPoint> aps = tracker.getAccessPoints(); |
| assertThat(aps.get(0).getSsidStr()).isEqualTo(SSID_2); |
| |
| assertThat(aps.get(0).isReachable()).isTrue(); |
| assertThat(aps.get(1).isReachable()).isTrue(); |
| } |
| } |
