WifiStateMachineTest.java revision 8812ab2ce5def57a6abe55719ee69892d27c70d7 
1/*
2 * Copyright (C) 2015 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
17package com.android.server.wifi;
18
19import static org.junit.Assert.assertEquals;
20import static org.junit.Assert.assertFalse;
21import static org.junit.Assert.assertTrue;
22import static org.mockito.Mockito.*;
23
24import android.app.ActivityManager;
25import android.app.test.MockAnswerUtil.AnswerWithArguments;
26import android.app.test.TestAlarmManager;
27import android.content.ContentResolver;
28import android.content.Context;
29import android.content.pm.PackageManager;
30import android.content.pm.UserInfo;
31import android.content.res.Resources;
32import android.net.ConnectivityManager;
33import android.net.DhcpResults;
34import android.net.LinkProperties;
35import android.net.dhcp.DhcpClient;
36import android.net.ip.IpManager;
37import android.net.wifi.IClientInterface;
38import android.net.wifi.IWificond;
39import android.net.wifi.ScanResult;
40import android.net.wifi.SupplicantState;
41import android.net.wifi.WifiConfiguration;
42import android.net.wifi.WifiManager;
43import android.net.wifi.WifiScanner;
44import android.net.wifi.WifiSsid;
45import android.net.wifi.p2p.IWifiP2pManager;
46import android.os.BatteryStats;
47import android.os.Binder;
48import android.os.Handler;
49import android.os.HandlerThread;
50import android.os.IBinder;
51import android.os.IInterface;
52import android.os.INetworkManagementService;
53import android.os.IPowerManager;
54import android.os.Looper;
55import android.os.Message;
56import android.os.Messenger;
57import android.os.PowerManager;
58import android.os.RemoteException;
59import android.os.UserHandle;
60import android.os.UserManager;
61import android.os.test.TestLooper;
62import android.provider.Settings;
63import android.security.KeyStore;
64import android.telephony.TelephonyManager;
65import android.test.suitebuilder.annotation.SmallTest;
66import android.util.Log;
67
68import com.android.internal.R;
69import com.android.internal.app.IBatteryStats;
70import com.android.internal.util.AsyncChannel;
71import com.android.internal.util.IState;
72import com.android.internal.util.StateMachine;
73import com.android.server.wifi.hotspot2.NetworkDetail;
74import com.android.server.wifi.hotspot2.Utils;
75import com.android.server.wifi.p2p.WifiP2pServiceImpl;
76
77import org.junit.After;
78import org.junit.Before;
79import org.junit.Test;
80import org.mockito.ArgumentCaptor;
81import org.mockito.Mock;
82import org.mockito.MockitoAnnotations;
83
84import java.io.ByteArrayOutputStream;
85import java.io.PrintWriter;
86import java.lang.reflect.Field;
87import java.lang.reflect.InvocationTargetException;
88import java.lang.reflect.Method;
89import java.util.ArrayList;
90import java.util.Arrays;
91import java.util.concurrent.CountDownLatch;
92import java.util.HashMap;
93import java.util.HashSet;
94import java.util.List;
95import java.util.Map;
96import java.util.Set;
97
98/**
99 * Unit tests for {@link com.android.server.wifi.WifiStateMachine}.
100 */
101@SmallTest
102public class WifiStateMachineTest {
103    public static final String TAG = "WifiStateMachineTest";
104
105    private static final int MANAGED_PROFILE_UID = 1100000;
106    private static final int OTHER_USER_UID = 1200000;
107    private static final int LOG_REC_LIMIT_IN_VERBOSE_MODE =
108            (ActivityManager.isLowRamDeviceStatic()
109                    ? WifiStateMachine.NUM_LOG_RECS_VERBOSE_LOW_MEMORY
110                    : WifiStateMachine.NUM_LOG_RECS_VERBOSE);
111    private static final String DEFAULT_TEST_SSID = "\"GoogleGuest\"";
112
113    private long mBinderToken;
114
115    private static <T> T mockWithInterfaces(Class<T> class1, Class<?>... interfaces) {
116        return mock(class1, withSettings().extraInterfaces(interfaces));
117    }
118
119    private static <T, I> IBinder mockService(Class<T> class1, Class<I> iface) {
120        T tImpl = mockWithInterfaces(class1, iface);
121        IBinder binder = mock(IBinder.class);
122        when(((IInterface) tImpl).asBinder()).thenReturn(binder);
123        when(binder.queryLocalInterface(iface.getCanonicalName()))
124                .thenReturn((IInterface) tImpl);
125        return binder;
126    }
127
128    private void enableDebugLogs() {
129        mWsm.enableVerboseLogging(1);
130    }
131
132    private class TestIpManager extends IpManager {
133        TestIpManager(Context context, String ifname, IpManager.Callback callback) {
134            // Call dependency-injection superclass constructor.
135            super(context, ifname, callback, mock(INetworkManagementService.class));
136        }
137
138        @Override
139        public void startProvisioning(IpManager.ProvisioningConfiguration config) {}
140
141        @Override
142        public void stop() {}
143
144        @Override
145        public void confirmConfiguration() {}
146
147        void injectDhcpSuccess(DhcpResults dhcpResults) {
148            mCallback.onNewDhcpResults(dhcpResults);
149            mCallback.onProvisioningSuccess(new LinkProperties());
150        }
151
152        void injectDhcpFailure() {
153            mCallback.onNewDhcpResults(null);
154            mCallback.onProvisioningFailure(new LinkProperties());
155        }
156    }
157
158    private FrameworkFacade getFrameworkFacade() throws Exception {
159        FrameworkFacade facade = mock(FrameworkFacade.class);
160
161        when(facade.makeWifiScanner(any(Context.class), any(Looper.class)))
162                .thenReturn(mWifiScanner);
163        when(facade.getService(Context.NETWORKMANAGEMENT_SERVICE)).thenReturn(
164                mockWithInterfaces(IBinder.class, INetworkManagementService.class));
165
166        IBinder p2pBinder = mockService(WifiP2pServiceImpl.class, IWifiP2pManager.class);
167        when(facade.getService(Context.WIFI_P2P_SERVICE)).thenReturn(p2pBinder);
168
169        WifiP2pServiceImpl p2pm = (WifiP2pServiceImpl) p2pBinder.queryLocalInterface(
170                IWifiP2pManager.class.getCanonicalName());
171
172        final CountDownLatch untilDone = new CountDownLatch(1);
173        mP2pThread = new HandlerThread("WifiP2pMockThread") {
174            @Override
175            protected void onLooperPrepared() {
176                untilDone.countDown();
177            }
178        };
179
180        mP2pThread.start();
181        untilDone.await();
182
183        Handler handler = new Handler(mP2pThread.getLooper());
184        when(p2pm.getP2pStateMachineMessenger()).thenReturn(new Messenger(handler));
185
186        IBinder batteryStatsBinder = mockService(BatteryStats.class, IBatteryStats.class);
187        when(facade.getService(BatteryStats.SERVICE_NAME)).thenReturn(batteryStatsBinder);
188
189        when(facade.makeIpManager(any(Context.class), anyString(), any(IpManager.Callback.class)))
190                .then(new AnswerWithArguments() {
191                    public IpManager answer(
192                            Context context, String ifname, IpManager.Callback callback) {
193                        mTestIpManager = new TestIpManager(context, ifname, callback);
194                        return mTestIpManager;
195                    }
196                });
197
198        when(facade.checkUidPermission(eq(android.Manifest.permission.OVERRIDE_WIFI_CONFIG),
199                anyInt())).thenReturn(PackageManager.PERMISSION_GRANTED);
200
201        when(facade.makeWifiConfigManager(any(Context.class), any(WifiNative.class),
202                any(FrameworkFacade.class), any(Clock.class),
203                any(UserManager.class), any(KeyStore.class))).then(new AnswerWithArguments() {
204            public WifiConfigManager answer(Context context, WifiNative wifiNative,
205                    FrameworkFacade frameworkFacade, Clock clock,
206                    UserManager userManager, KeyStore keyStore){
207                mWifiConfigManager = new WifiConfigManager(context, wifiNative, frameworkFacade,
208                        clock, userManager, keyStore);
209                return mWifiConfigManager;
210            }
211        });
212        return facade;
213    }
214
215    private Context getContext() throws Exception {
216        PackageManager pkgMgr = mock(PackageManager.class);
217        when(pkgMgr.hasSystemFeature(PackageManager.FEATURE_WIFI_DIRECT)).thenReturn(true);
218
219        Context context = mock(Context.class);
220        when(context.getPackageManager()).thenReturn(pkgMgr);
221        when(context.getContentResolver()).thenReturn(mock(ContentResolver.class));
222
223        MockResources resources = new com.android.server.wifi.MockResources();
224        when(context.getResources()).thenReturn(resources);
225
226        ContentResolver cr = mock(ContentResolver.class);
227        when(context.getContentResolver()).thenReturn(cr);
228
229        when(context.getSystemService(Context.POWER_SERVICE)).thenReturn(
230                new PowerManager(context, mock(IPowerManager.class), new Handler()));
231
232        mAlarmManager = new TestAlarmManager();
233        when(context.getSystemService(Context.ALARM_SERVICE)).thenReturn(
234                mAlarmManager.getAlarmManager());
235
236        when(context.getSystemService(Context.CONNECTIVITY_SERVICE)).thenReturn(
237                mock(ConnectivityManager.class));
238
239        return context;
240    }
241
242    private Resources getMockResources() {
243        MockResources resources = new MockResources();
244        resources.setBoolean(R.bool.config_wifi_enable_wifi_firmware_debugging, false);
245        return resources;
246    }
247
248    private IState getCurrentState() throws
249            NoSuchMethodException, InvocationTargetException, IllegalAccessException {
250        Method method = StateMachine.class.getDeclaredMethod("getCurrentState");
251        method.setAccessible(true);
252        return (IState) method.invoke(mWsm);
253    }
254
255    private static HandlerThread getWsmHandlerThread(WifiStateMachine wsm) throws
256            NoSuchFieldException, InvocationTargetException, IllegalAccessException {
257        Field field = StateMachine.class.getDeclaredField("mSmThread");
258        field.setAccessible(true);
259        return (HandlerThread) field.get(wsm);
260    }
261
262    private static void stopLooper(final Looper looper) throws Exception {
263        new Handler(looper).post(new Runnable() {
264            @Override
265            public void run() {
266                looper.quitSafely();
267            }
268        });
269    }
270
271    private void dumpState() {
272        ByteArrayOutputStream stream = new ByteArrayOutputStream();
273        PrintWriter writer = new PrintWriter(stream);
274        mWsm.dump(null, writer, null);
275        writer.flush();
276        Log.d(TAG, "WifiStateMachine state -" + stream.toString());
277    }
278
279    private static ScanDetail getGoogleGuestScanDetail(int rssi) {
280        ScanResult.InformationElement ie[] = new ScanResult.InformationElement[1];
281        ie[0] = ScanResults.generateSsidIe(sSSID);
282        NetworkDetail nd = new NetworkDetail(sBSSID, ie, new ArrayList<String>(), sFreq);
283        ScanDetail detail = new ScanDetail(nd, sWifiSsid, sBSSID, "", rssi, sFreq,
284                Long.MAX_VALUE, /* needed so that scan results aren't rejected because
285                                   there older than scan start */
286                ie, new ArrayList<String>());
287        return detail;
288    }
289
290    private ArrayList<ScanDetail> getMockScanResults() {
291        ScanResults sr = ScanResults.create(0, 2412, 2437, 2462, 5180, 5220, 5745, 5825);
292        ArrayList<ScanDetail> list = sr.getScanDetailArrayList();
293
294        int rssi = -65;
295        list.add(getGoogleGuestScanDetail(rssi));
296        return list;
297    }
298
299    static final String   sSSID = "\"GoogleGuest\"";
300    static final WifiSsid sWifiSsid = WifiSsid.createFromAsciiEncoded(sSSID);
301    static final String   sHexSSID = sWifiSsid.getHexString().replace("0x", "").replace("22", "");
302    static final String   sBSSID = "01:02:03:04:05:06";
303    static final int      sFreq = 2437;
304
305    WifiStateMachine mWsm;
306    HandlerThread mWsmThread;
307    HandlerThread mP2pThread;
308    HandlerThread mSyncThread;
309    AsyncChannel  mWsmAsyncChannel;
310    TestAlarmManager mAlarmManager;
311    MockWifiMonitor mWifiMonitor;
312    TestIpManager mTestIpManager;
313    TestLooper mLooper;
314    WifiConfigManager mWifiConfigManager;
315
316    @Mock WifiNative mWifiNative;
317    @Mock WifiScanner mWifiScanner;
318    @Mock SupplicantStateTracker mSupplicantStateTracker;
319    @Mock WifiMetrics mWifiMetrics;
320    @Mock UserManager mUserManager;
321    @Mock WifiApConfigStore mApConfigStore;
322    @Mock BackupManagerProxy mBackupManagerProxy;
323    @Mock WifiCountryCode mCountryCode;
324    @Mock WifiInjector mWifiInjector;
325    @Mock WifiLastResortWatchdog mWifiLastResortWatchdog;
326    @Mock PropertyService mPropertyService;
327    @Mock BuildProperties mBuildProperties;
328    @Mock IWificond mWificond;
329    @Mock IClientInterface mClientInterface;
330    @Mock IBinder mClientInterfaceBinder;
331
332    public WifiStateMachineTest() throws Exception {
333    }
334
335    @Before
336    public void setUp() throws Exception {
337        Log.d(TAG, "Setting up ...");
338
339        // Ensure looper exists
340        mLooper = new TestLooper();
341
342        MockitoAnnotations.initMocks(this);
343
344        /** uncomment this to enable logs from WifiStateMachines */
345        // enableDebugLogs();
346
347        TestUtil.installWlanWifiNative(mWifiNative);
348        mWifiMonitor = new MockWifiMonitor();
349        when(mWifiInjector.getWifiMetrics()).thenReturn(mWifiMetrics);
350        when(mWifiInjector.getClock()).thenReturn(mock(Clock.class));
351        when(mWifiInjector.getWifiLastResortWatchdog()).thenReturn(mWifiLastResortWatchdog);
352        when(mWifiInjector.getPropertyService()).thenReturn(mPropertyService);
353        when(mWifiInjector.getBuildProperties()).thenReturn(mBuildProperties);
354        when(mWifiInjector.getKeyStore()).thenReturn(mock(KeyStore.class));
355        when(mWifiInjector.getWifiBackupRestore()).thenReturn(mock(WifiBackupRestore.class));
356        when(mWifiInjector.makeWifiDiagnostics(anyObject())).thenReturn(
357                mock(BaseWifiDiagnostics.class));
358        when(mWifiInjector.makeWificond()).thenReturn(mWificond);
359
360        FrameworkFacade factory = getFrameworkFacade();
361        Context context = getContext();
362
363        Resources resources = getMockResources();
364        when(context.getResources()).thenReturn(resources);
365
366        when(factory.getIntegerSetting(context,
367                Settings.Global.WIFI_FREQUENCY_BAND,
368                WifiManager.WIFI_FREQUENCY_BAND_AUTO)).thenReturn(
369                WifiManager.WIFI_FREQUENCY_BAND_AUTO);
370
371        when(factory.makeApConfigStore(eq(context), eq(mBackupManagerProxy)))
372                .thenReturn(mApConfigStore);
373
374        when(factory.makeSupplicantStateTracker(
375                any(Context.class), any(WifiConfigManager.class),
376                any(Handler.class))).thenReturn(mSupplicantStateTracker);
377
378        when(mUserManager.getProfileParent(11))
379                .thenReturn(new UserInfo(UserHandle.USER_SYSTEM, "owner", 0));
380        when(mUserManager.getProfiles(UserHandle.USER_SYSTEM)).thenReturn(Arrays.asList(
381                new UserInfo(UserHandle.USER_SYSTEM, "owner", 0),
382                new UserInfo(11, "managed profile", 0)));
383
384        when(mWificond.createClientInterface()).thenReturn(mClientInterface);
385        when(mClientInterface.asBinder()).thenReturn(mClientInterfaceBinder);
386
387        mWsm = new WifiStateMachine(context, factory, mLooper.getLooper(),
388            mUserManager, mWifiInjector, mBackupManagerProxy, mCountryCode);
389        mWsmThread = getWsmHandlerThread(mWsm);
390
391        final AsyncChannel channel = new AsyncChannel();
392        Handler handler = new Handler(mLooper.getLooper()) {
393            @Override
394            public void handleMessage(Message msg) {
395                switch (msg.what) {
396                    case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED:
397                        if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) {
398                            mWsmAsyncChannel = channel;
399                        } else {
400                            Log.d(TAG, "Failed to connect Command channel " + this);
401                        }
402                        break;
403                    case AsyncChannel.CMD_CHANNEL_DISCONNECTED:
404                        Log.d(TAG, "Command channel disconnected" + this);
405                        break;
406                }
407            }
408        };
409
410        channel.connect(context, handler, mWsm.getMessenger());
411        mLooper.dispatchAll();
412        /* Now channel is supposed to be connected */
413
414        mBinderToken = Binder.clearCallingIdentity();
415    }
416
417    @After
418    public void cleanUp() throws Exception {
419        Binder.restoreCallingIdentity(mBinderToken);
420
421        if (mSyncThread != null) stopLooper(mSyncThread.getLooper());
422        if (mWsmThread != null) stopLooper(mWsmThread.getLooper());
423        if (mP2pThread != null) stopLooper(mP2pThread.getLooper());
424
425        mWsmThread = null;
426        mP2pThread = null;
427        mSyncThread = null;
428        mWsmAsyncChannel = null;
429        mWsm = null;
430    }
431
432    @Test
433    public void createNew() throws Exception {
434        assertEquals("InitialState", getCurrentState().getName());
435
436        mWsm.sendMessage(WifiStateMachine.CMD_BOOT_COMPLETED);
437        mLooper.dispatchAll();
438        assertEquals("InitialState", getCurrentState().getName());
439    }
440
441    @Test
442    public void loadComponents() throws Exception {
443        when(mWifiNative.startHal()).thenReturn(true);
444        when(mWifiNative.startSupplicant()).thenReturn(true);
445        mWsm.setSupplicantRunning(true);
446        mLooper.dispatchAll();
447
448        assertEquals("SupplicantStartingState", getCurrentState().getName());
449
450        when(mWifiNative.setBand(anyInt())).thenReturn(true);
451        when(mWifiNative.setDeviceName(anyString())).thenReturn(true);
452        when(mWifiNative.setManufacturer(anyString())).thenReturn(true);
453        when(mWifiNative.setModelName(anyString())).thenReturn(true);
454        when(mWifiNative.setModelNumber(anyString())).thenReturn(true);
455        when(mWifiNative.setSerialNumber(anyString())).thenReturn(true);
456        when(mWifiNative.setConfigMethods(anyString())).thenReturn(true);
457        when(mWifiNative.setDeviceType(anyString())).thenReturn(true);
458        when(mWifiNative.setSerialNumber(anyString())).thenReturn(true);
459        when(mWifiNative.setScanningMacOui(any(byte[].class))).thenReturn(true);
460
461        mWsm.sendMessage(WifiMonitor.SUP_CONNECTION_EVENT);
462        mLooper.dispatchAll();
463
464        assertEquals("DisconnectedState", getCurrentState().getName());
465    }
466
467    @Test
468    public void shouldRequireHalToLeaveInitialState() throws Exception {
469        when(mWifiNative.startHal()).thenReturn(false);
470        mWsm.setSupplicantRunning(true);
471        mLooper.dispatchAll();
472        assertEquals("InitialState", getCurrentState().getName());
473    }
474
475    @Test
476    public void shouldRequireSupplicantStartupToLeaveInitialState() throws Exception {
477        when(mWifiNative.startSupplicant()).thenReturn(false);
478        mWsm.setSupplicantRunning(true);
479        mLooper.dispatchAll();
480        assertEquals("InitialState", getCurrentState().getName());
481    }
482
483    @Test
484    public void shouldRequireWificondToLeaveInitialState() throws Exception {
485        // We start out with valid default values, break them going backwards so that
486        // we test all the bailout cases.
487
488        // ClientInterface dies after creation.
489        doThrow(new RemoteException()).when(mClientInterfaceBinder).linkToDeath(any(), anyInt());
490        mWsm.setSupplicantRunning(true);
491        mLooper.dispatchAll();
492        assertEquals("InitialState", getCurrentState().getName());
493
494        // Failed to even create the client interface.
495        when(mWificond.createClientInterface()).thenReturn(null);
496        mWsm.setSupplicantRunning(true);
497        mLooper.dispatchAll();
498        assertEquals("InitialState", getCurrentState().getName());
499
500        // Failed to get wificond proxy.
501        when(mWifiInjector.makeWificond()).thenReturn(null);
502        mWsm.setSupplicantRunning(true);
503        mLooper.dispatchAll();
504        assertEquals("InitialState", getCurrentState().getName());
505    }
506
507    @Test
508    public void loadComponentsFailure() throws Exception {
509        when(mWifiNative.startHal()).thenReturn(false);
510        when(mWifiNative.startSupplicant()).thenReturn(false);
511
512        mWsm.setSupplicantRunning(true);
513        mLooper.dispatchAll();
514        assertEquals("InitialState", getCurrentState().getName());
515
516        when(mWifiNative.startHal()).thenReturn(true);
517        mWsm.setSupplicantRunning(true);
518        mLooper.dispatchAll();
519        assertEquals("InitialState", getCurrentState().getName());
520    }
521
522    @Test
523    public void checkInitialStateStickyWhenDisabledMode() throws Exception {
524        mLooper.dispatchAll();
525        assertEquals("InitialState", getCurrentState().getName());
526        assertEquals(WifiStateMachine.CONNECT_MODE, mWsm.getOperationalModeForTest());
527
528        mWsm.setOperationalMode(WifiStateMachine.DISABLED_MODE);
529        mLooper.dispatchAll();
530        assertEquals(WifiStateMachine.DISABLED_MODE, mWsm.getOperationalModeForTest());
531        assertEquals("InitialState", getCurrentState().getName());
532    }
533
534    @Test
535    public void shouldStartSupplicantWhenConnectModeRequested() throws Exception {
536        when(mWifiNative.startHal()).thenReturn(true);
537        when(mWifiNative.startSupplicant()).thenReturn(true);
538
539        // The first time we start out in InitialState, we sit around here.
540        mLooper.dispatchAll();
541        assertEquals("InitialState", getCurrentState().getName());
542        assertEquals(WifiStateMachine.CONNECT_MODE, mWsm.getOperationalModeForTest());
543
544        // But if someone tells us to enter connect mode, we start up supplicant
545        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
546        mLooper.dispatchAll();
547        assertEquals("SupplicantStartingState", getCurrentState().getName());
548    }
549
550    /**
551     * Test that mode changes for WifiStateMachine in the InitialState are realized when supplicant
552     * is started.
553     */
554    @Test
555    public void checkStartInCorrectStateAfterChangingInitialState() throws Exception {
556        when(mWifiNative.startHal()).thenReturn(true);
557        when(mWifiNative.startSupplicant()).thenReturn(true);
558
559        // Check initial state
560        mLooper.dispatchAll();
561        assertEquals("InitialState", getCurrentState().getName());
562        assertEquals(WifiStateMachine.CONNECT_MODE, mWsm.getOperationalModeForTest());
563
564        // Update the mode
565        mWsm.setOperationalMode(WifiStateMachine.SCAN_ONLY_MODE);
566        mLooper.dispatchAll();
567        assertEquals(WifiStateMachine.SCAN_ONLY_MODE, mWsm.getOperationalModeForTest());
568
569        // Start supplicant so we move to the next state
570        mWsm.setSupplicantRunning(true);
571        mLooper.dispatchAll();
572        assertEquals("SupplicantStartingState", getCurrentState().getName());
573        when(mWifiNative.setBand(anyInt())).thenReturn(true);
574        when(mWifiNative.setDeviceName(anyString())).thenReturn(true);
575        when(mWifiNative.setManufacturer(anyString())).thenReturn(true);
576        when(mWifiNative.setModelName(anyString())).thenReturn(true);
577        when(mWifiNative.setModelNumber(anyString())).thenReturn(true);
578        when(mWifiNative.setSerialNumber(anyString())).thenReturn(true);
579        when(mWifiNative.setConfigMethods(anyString())).thenReturn(true);
580        when(mWifiNative.setDeviceType(anyString())).thenReturn(true);
581        when(mWifiNative.setSerialNumber(anyString())).thenReturn(true);
582        when(mWifiNative.setScanningMacOui(any(byte[].class))).thenReturn(true);
583
584        mWsm.sendMessage(WifiMonitor.SUP_CONNECTION_EVENT);
585        mLooper.dispatchAll();
586
587        assertEquals("ScanModeState", getCurrentState().getName());
588    }
589
590    private void addNetworkAndVerifySuccess() throws Exception {
591        addNetworkAndVerifySuccess(false);
592    }
593
594    private void addNetworkAndVerifySuccess(boolean isHidden) throws Exception {
595        loadComponents();
596
597        final HashMap<String, String> nameToValue = new HashMap<>();
598
599        when(mWifiNative.addNetwork()).thenReturn(0);
600        when(mWifiNative.setNetworkVariable(anyInt(), anyString(), anyString()))
601                .then(new AnswerWithArguments() {
602                    public boolean answer(int netId, String name, String value) {
603                        if (netId != 0) {
604                            Log.d(TAG, "Can't set var " + name + " for " + netId);
605                            return false;
606                        }
607
608                        Log.d(TAG, "Setting var " + name + " to " + value + " for " + netId);
609                        nameToValue.put(name, value);
610                        return true;
611                    }
612                });
613
614        when(mWifiNative.setNetworkExtra(anyInt(), anyString(), (Map<String, String>) anyObject()))
615                .then(new AnswerWithArguments() {
616                    public boolean answer(int netId, String name, Map<String, String> values) {
617                        if (netId != 0) {
618                            Log.d(TAG, "Can't set extra " + name + " for " + netId);
619                            return false;
620                        }
621
622                        Log.d(TAG, "Setting extra for " + netId);
623                        return true;
624                    }
625                });
626
627        when(mWifiNative.getNetworkVariable(anyInt(), anyString()))
628                .then(new AnswerWithArguments() {
629                    public String answer(int netId, String name) throws Throwable {
630                        if (netId != 0) {
631                            Log.d(TAG, "Can't find var " + name + " for " + netId);
632                            return null;
633                        }
634                        String value = nameToValue.get(name);
635                        if (value != null) {
636                            Log.d(TAG, "Returning var " + name + " to " + value + " for " + netId);
637                        } else {
638                            Log.d(TAG, "Can't find var " + name + " for " + netId);
639                        }
640                        return value;
641                    }
642                });
643
644        WifiConfiguration config = new WifiConfiguration();
645        config.SSID = sSSID;
646        config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
647        config.hiddenSSID = isHidden;
648        mLooper.startAutoDispatch();
649        mWsm.syncAddOrUpdateNetwork(mWsmAsyncChannel, config);
650        mLooper.stopAutoDispatch();
651
652        verify(mWifiNative).addNetwork();
653        verify(mWifiNative).setNetworkVariable(0, "ssid", sHexSSID);
654        if (isHidden) {
655            verify(mWifiNative).setNetworkVariable(0, "scan_ssid", Integer.toString(1));
656        }
657
658        mLooper.startAutoDispatch();
659        List<WifiConfiguration> configs = mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel);
660        mLooper.stopAutoDispatch();
661        assertEquals(1, configs.size());
662
663        WifiConfiguration config2 = configs.get(0);
664        assertEquals("\"GoogleGuest\"", config2.SSID);
665        assertTrue(config2.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.NONE));
666    }
667
668    private void addNetworkAndVerifyFailure() throws Exception {
669        loadComponents();
670
671        final WifiConfiguration config = new WifiConfiguration();
672        config.SSID = sSSID;
673        config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
674
675        mLooper.startAutoDispatch();
676        mWsm.syncAddOrUpdateNetwork(mWsmAsyncChannel, config);
677        mLooper.stopAutoDispatch();
678
679        verify(mWifiNative, never()).addNetwork();
680        verify(mWifiNative, never()).setNetworkVariable(anyInt(), anyString(), anyString());
681
682        mLooper.startAutoDispatch();
683        assertTrue(mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel).isEmpty());
684        mLooper.stopAutoDispatch();
685    }
686
687    /**
688     * Verifies that the current foreground user is allowed to add a network.
689     */
690    @Test
691    public void addNetworkAsCurrentUser() throws Exception {
692        addNetworkAndVerifySuccess();
693    }
694
695    /**
696     * Verifies that a managed profile of the current foreground user is allowed to add a network.
697     */
698    @Test
699    public void addNetworkAsCurrentUsersManagedProfile() throws Exception {
700        BinderUtil.setUid(MANAGED_PROFILE_UID);
701        addNetworkAndVerifySuccess();
702    }
703
704    /**
705     * Verifies that a background user is not allowed to add a network.
706     */
707    @Test
708    public void addNetworkAsOtherUser() throws Exception {
709        BinderUtil.setUid(OTHER_USER_UID);
710        addNetworkAndVerifyFailure();
711    }
712
713    private void removeNetworkAndVerifySuccess() throws Exception {
714        when(mWifiNative.removeNetwork(0)).thenReturn(true);
715        mLooper.startAutoDispatch();
716        assertTrue(mWsm.syncRemoveNetwork(mWsmAsyncChannel, 0));
717        mLooper.stopAutoDispatch();
718
719        mLooper.startAutoDispatch();
720        assertTrue(mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel).isEmpty());
721        mLooper.stopAutoDispatch();
722    }
723
724    private void removeNetworkAndVerifyFailure() throws Exception {
725        mLooper.startAutoDispatch();
726        assertFalse(mWsm.syncRemoveNetwork(mWsmAsyncChannel, 0));
727        mLooper.stopAutoDispatch();
728
729        mLooper.startAutoDispatch();
730        assertEquals(1, mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel).size());
731        mLooper.stopAutoDispatch();
732        verify(mWifiNative, never()).removeNetwork(anyInt());
733    }
734
735    /**
736     * Verifies that the current foreground user is allowed to remove a network.
737     */
738    @Test
739    public void removeNetworkAsCurrentUser() throws Exception {
740        addNetworkAndVerifySuccess();
741        removeNetworkAndVerifySuccess();
742    }
743
744    /**
745     * Verifies that a managed profile of the current foreground user is allowed to remove a
746     * network.
747     */
748    @Test
749    public void removeNetworkAsCurrentUsersManagedProfile() throws Exception {
750        addNetworkAndVerifySuccess();
751        BinderUtil.setUid(MANAGED_PROFILE_UID);
752        removeNetworkAndVerifySuccess();
753    }
754
755    /**
756     * Verifies that a background user is not allowed to remove a network.
757     */
758    @Test
759    public void removeNetworkAsOtherUser() throws Exception {
760        addNetworkAndVerifySuccess();
761        BinderUtil.setUid(OTHER_USER_UID);
762        removeNetworkAndVerifyFailure();
763    }
764
765    private void enableNetworkAndVerifySuccess() throws Exception {
766        when(mWifiNative.selectNetwork(0)).thenReturn(true);
767
768        mLooper.startAutoDispatch();
769        assertTrue(mWsm.syncEnableNetwork(mWsmAsyncChannel, 0, true));
770        mLooper.stopAutoDispatch();
771
772        verify(mWifiNative).selectNetwork(0);
773    }
774
775    private void enableNetworkAndVerifyFailure() throws Exception {
776        mLooper.startAutoDispatch();
777        assertFalse(mWsm.syncEnableNetwork(mWsmAsyncChannel, 0, true));
778        mLooper.stopAutoDispatch();
779
780        verify(mWifiNative, never()).selectNetwork(anyInt());
781    }
782
783    /**
784     * Verifies that the current foreground user is allowed to enable a network.
785     */
786    @Test
787    public void enableNetworkAsCurrentUser() throws Exception {
788        addNetworkAndVerifySuccess();
789        enableNetworkAndVerifySuccess();
790    }
791
792    /**
793     * Verifies that a managed profile of the current foreground user is allowed to enable a
794     * network.
795     */
796    @Test
797    public void enableNetworkAsCurrentUsersManagedProfile() throws Exception {
798        addNetworkAndVerifySuccess();
799        BinderUtil.setUid(MANAGED_PROFILE_UID);
800        enableNetworkAndVerifySuccess();
801    }
802
803    /**
804     * Verifies that a background user is not allowed to enable a network.
805     */
806    @Test
807    public void enableNetworkAsOtherUser() throws Exception {
808        addNetworkAndVerifySuccess();
809        BinderUtil.setUid(OTHER_USER_UID);
810        enableNetworkAndVerifyFailure();
811    }
812
813    private void forgetNetworkAndVerifySuccess() throws Exception {
814        when(mWifiNative.removeNetwork(0)).thenReturn(true);
815        mLooper.startAutoDispatch();
816        final Message result =
817                mWsmAsyncChannel.sendMessageSynchronously(WifiManager.FORGET_NETWORK, 0);
818        mLooper.stopAutoDispatch();
819        assertEquals(WifiManager.FORGET_NETWORK_SUCCEEDED, result.what);
820        result.recycle();
821        mLooper.startAutoDispatch();
822        assertTrue(mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel).isEmpty());
823        mLooper.stopAutoDispatch();
824    }
825
826    private void forgetNetworkAndVerifyFailure() throws Exception {
827        mLooper.startAutoDispatch();
828        final Message result =
829                mWsmAsyncChannel.sendMessageSynchronously(WifiManager.FORGET_NETWORK, 0);
830        mLooper.stopAutoDispatch();
831        assertEquals(WifiManager.FORGET_NETWORK_FAILED, result.what);
832        result.recycle();
833        mLooper.startAutoDispatch();
834        assertEquals(1, mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel).size());
835        mLooper.stopAutoDispatch();
836        verify(mWifiNative, never()).removeNetwork(anyInt());
837    }
838
839    /**
840     * Helper method to retrieve WifiConfiguration by SSID.
841     *
842     * Returns the associated WifiConfiguration if it is found, null otherwise.
843     */
844    private WifiConfiguration getWifiConfigurationForNetwork(String ssid) {
845        mLooper.startAutoDispatch();
846        List<WifiConfiguration> configs = mWsm.syncGetConfiguredNetworks(-1, mWsmAsyncChannel);
847        mLooper.stopAutoDispatch();
848
849        for (WifiConfiguration checkConfig : configs) {
850            if (checkConfig.SSID.equals(ssid)) {
851                return checkConfig;
852            }
853        }
854        return null;
855    }
856
857    /**
858     * Verifies that the current foreground user is allowed to forget a network.
859     */
860    @Test
861    public void forgetNetworkAsCurrentUser() throws Exception {
862        addNetworkAndVerifySuccess();
863        forgetNetworkAndVerifySuccess();
864    }
865
866    /**
867     * Verifies that a managed profile of the current foreground user is allowed to forget a
868     * network.
869     */
870    @Test
871    public void forgetNetworkAsCurrentUsersManagedProfile() throws Exception {
872        addNetworkAndVerifySuccess();
873        BinderUtil.setUid(MANAGED_PROFILE_UID);
874        forgetNetworkAndVerifySuccess();
875    }
876
877    /**
878     * Verifies that a background user is not allowed to forget a network.
879     */
880    @Test
881    public void forgetNetworkAsOtherUser() throws Exception {
882        addNetworkAndVerifySuccess();
883        BinderUtil.setUid(OTHER_USER_UID);
884        forgetNetworkAndVerifyFailure();
885    }
886
887    private void verifyScan(int band, int reportEvents, Set<Integer> configuredNetworkIds) {
888        ArgumentCaptor<WifiScanner.ScanSettings> scanSettingsCaptor =
889                ArgumentCaptor.forClass(WifiScanner.ScanSettings.class);
890        ArgumentCaptor<WifiScanner.ScanListener> scanListenerCaptor =
891                ArgumentCaptor.forClass(WifiScanner.ScanListener.class);
892        verify(mWifiScanner).startScan(scanSettingsCaptor.capture(), scanListenerCaptor.capture(),
893                eq(null));
894        WifiScanner.ScanSettings actualSettings = scanSettingsCaptor.getValue();
895        assertEquals("band", band, actualSettings.band);
896        assertEquals("reportEvents", reportEvents, actualSettings.reportEvents);
897
898        if (configuredNetworkIds == null) {
899            configuredNetworkIds = new HashSet<>();
900        }
901        Set<Integer> actualConfiguredNetworkIds = new HashSet<>();
902        if (actualSettings.hiddenNetworkIds != null) {
903            for (int i = 0; i < actualSettings.hiddenNetworkIds.length; ++i) {
904                actualConfiguredNetworkIds.add(actualSettings.hiddenNetworkIds[i]);
905            }
906        }
907        assertEquals("configured networks", configuredNetworkIds, actualConfiguredNetworkIds);
908
909        when(mWifiNative.getScanResults()).thenReturn(getMockScanResults());
910        mWsm.sendMessage(WifiMonitor.SCAN_RESULTS_EVENT);
911
912        mLooper.dispatchAll();
913
914        List<ScanResult> reportedResults = mWsm.syncGetScanResultsList();
915        assertEquals(8, reportedResults.size());
916    }
917
918    @Test
919    public void scan() throws Exception {
920        addNetworkAndVerifySuccess();
921
922        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
923        mWsm.startScan(-1, 0, null, null);
924        mLooper.dispatchAll();
925
926        verifyScan(WifiScanner.WIFI_BAND_BOTH_WITH_DFS,
927                WifiScanner.REPORT_EVENT_AFTER_EACH_SCAN
928                | WifiScanner.REPORT_EVENT_FULL_SCAN_RESULT, null);
929    }
930
931    @Test
932    public void scanWithHiddenNetwork() throws Exception {
933        addNetworkAndVerifySuccess(true);
934
935        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
936        mWsm.startScan(-1, 0, null, null);
937        mLooper.dispatchAll();
938
939        verifyScan(WifiScanner.WIFI_BAND_BOTH_WITH_DFS,
940                WifiScanner.REPORT_EVENT_AFTER_EACH_SCAN
941                | WifiScanner.REPORT_EVENT_FULL_SCAN_RESULT,
942                mWifiConfigManager.getHiddenConfiguredNetworkIds());
943    }
944
945    @Test
946    public void connect() throws Exception {
947        addNetworkAndVerifySuccess();
948
949        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
950        mLooper.dispatchAll();
951
952        mLooper.startAutoDispatch();
953        mWsm.syncEnableNetwork(mWsmAsyncChannel, 0, true);
954        mLooper.stopAutoDispatch();
955
956        verify(mWifiNative).selectNetwork(0);
957
958        mWsm.sendMessage(WifiMonitor.NETWORK_CONNECTION_EVENT, 0, 0, sBSSID);
959        mLooper.dispatchAll();
960
961        mWsm.sendMessage(WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT, 0, 0,
962                new StateChangeResult(0, sWifiSsid, sBSSID, SupplicantState.COMPLETED));
963        mLooper.dispatchAll();
964
965        assertEquals("ObtainingIpState", getCurrentState().getName());
966
967        DhcpResults dhcpResults = new DhcpResults();
968        dhcpResults.setGateway("1.2.3.4");
969        dhcpResults.setIpAddress("192.168.1.100", 0);
970        dhcpResults.addDns("8.8.8.8");
971        dhcpResults.setLeaseDuration(3600);
972
973        mTestIpManager.injectDhcpSuccess(dhcpResults);
974        mLooper.dispatchAll();
975
976        assertEquals("ConnectedState", getCurrentState().getName());
977    }
978
979    @Test
980    public void testDhcpFailure() throws Exception {
981        addNetworkAndVerifySuccess();
982
983        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
984        mLooper.dispatchAll();
985
986        mLooper.startAutoDispatch();
987        mWsm.syncEnableNetwork(mWsmAsyncChannel, 0, true);
988        mLooper.stopAutoDispatch();
989
990        verify(mWifiNative).selectNetwork(0);
991
992        mWsm.sendMessage(WifiMonitor.NETWORK_CONNECTION_EVENT, 0, 0, sBSSID);
993        mLooper.dispatchAll();
994
995        mWsm.sendMessage(WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT, 0, 0,
996                new StateChangeResult(0, sWifiSsid, sBSSID, SupplicantState.COMPLETED));
997        mLooper.dispatchAll();
998
999        assertEquals("ObtainingIpState", getCurrentState().getName());
1000
1001        mTestIpManager.injectDhcpFailure();
1002        mLooper.dispatchAll();
1003
1004        assertEquals("DisconnectingState", getCurrentState().getName());
1005    }
1006
1007    @Test
1008    public void testBadNetworkEvent() throws Exception {
1009        addNetworkAndVerifySuccess();
1010
1011        mWsm.setOperationalMode(WifiStateMachine.CONNECT_MODE);
1012        mLooper.dispatchAll();
1013
1014        mLooper.startAutoDispatch();
1015        mWsm.syncEnableNetwork(mWsmAsyncChannel, 0, true);
1016        mLooper.stopAutoDispatch();
1017
1018        verify(mWifiNative).selectNetwork(0);
1019
1020        mWsm.sendMessage(WifiMonitor.NETWORK_DISCONNECTION_EVENT, 0, 0, sBSSID);
1021        mLooper.dispatchAll();
1022
1023        mWsm.sendMessage(WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT, 0, 0,
1024                new StateChangeResult(0, sWifiSsid, sBSSID, SupplicantState.COMPLETED));
1025        mLooper.dispatchAll();
1026
1027        assertEquals("DisconnectedState", getCurrentState().getName());
1028    }
1029
1030
1031    @Test
1032    public void smToString() throws Exception {
1033        assertEquals("CMD_CHANNEL_HALF_CONNECTED", mWsm.smToString(
1034                AsyncChannel.CMD_CHANNEL_HALF_CONNECTED));
1035        assertEquals("CMD_PRE_DHCP_ACTION", mWsm.smToString(
1036                DhcpClient.CMD_PRE_DHCP_ACTION));
1037        assertEquals("CMD_IP_REACHABILITY_LOST", mWsm.smToString(
1038                WifiStateMachine.CMD_IP_REACHABILITY_LOST));
1039    }
1040
1041    @Test
1042    public void disconnect() throws Exception {
1043        connect();
1044
1045        mWsm.sendMessage(WifiMonitor.NETWORK_DISCONNECTION_EVENT, -1, 3, "01:02:03:04:05:06");
1046        mLooper.dispatchAll();
1047        mWsm.sendMessage(WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT, 0, 0,
1048                new StateChangeResult(0, sWifiSsid, sBSSID, SupplicantState.DISCONNECTED));
1049        mLooper.dispatchAll();
1050
1051        assertEquals("DisconnectedState", getCurrentState().getName());
1052    }
1053
1054    /**
1055     * WifiConfigurations default to HasEverConnected to false,  creating and adding a config should
1056     * not update this value to true.
1057     *
1058     * Test: Successfully add a network. Check the config and verify
1059     * WifiConfiguration.getHasEverConnected() is false.
1060     */
1061    @Test
1062    public void addNetworkDoesNotSetHasEverConnectedTrue() throws Exception {
1063        addNetworkAndVerifySuccess();
1064
1065        WifiConfiguration checkConfig = getWifiConfigurationForNetwork(DEFAULT_TEST_SSID);
1066        assertFalse(checkConfig.getNetworkSelectionStatus().getHasEverConnected());
1067    }
1068
1069    /**
1070     * Successfully connecting to a network will set WifiConfiguration's value of HasEverConnected
1071     * to true.
1072     *
1073     * Test: Successfully create and connect to a network. Check the config and verify
1074     * WifiConfiguration.getHasEverConnected() is true.
1075     */
1076    @Test
1077    public void setHasEverConnectedTrueOnConnect() throws Exception {
1078        connect();
1079
1080        WifiConfiguration checkConfig = getWifiConfigurationForNetwork(DEFAULT_TEST_SSID);
1081        assertTrue(checkConfig.getNetworkSelectionStatus().getHasEverConnected());
1082    }
1083
1084    /**
1085     * Fail network connection attempt and verify HasEverConnected remains false.
1086     *
1087     * Test: Successfully create a network but fail when connecting. Check the config and verify
1088     * WifiConfiguration.getHasEverConnected() is false.
1089     */
1090    @Test
1091    public void connectionFailureDoesNotSetHasEverConnectedTrue() throws Exception {
1092        testDhcpFailure();
1093
1094        WifiConfiguration checkConfig = getWifiConfigurationForNetwork(DEFAULT_TEST_SSID);
1095        assertFalse(checkConfig.getNetworkSelectionStatus().getHasEverConnected());
1096    }
1097
1098    @Test
1099    public void handleUserSwitch() throws Exception {
1100        assertEquals(UserHandle.USER_SYSTEM, mWifiConfigManager.getCurrentUserId());
1101
1102        mWsm.handleUserSwitch(10);
1103        mLooper.dispatchAll();
1104
1105        assertEquals(10, mWifiConfigManager.getCurrentUserId());
1106    }
1107
1108    @Test
1109    public void iconQueryTest() throws Exception {
1110        /* enable wi-fi */
1111        addNetworkAndVerifySuccess();
1112
1113        long bssid = 0x1234567800FFL;
1114        String filename = "iconFileName.png";
1115        String command = "REQ_HS20_ICON " + Utils.macToString(bssid) + " " + filename;
1116
1117        when(mWifiNative.doCustomSupplicantCommand(command)).thenReturn("OK");
1118
1119        mLooper.startAutoDispatch();
1120        boolean result = mWsm.syncQueryPasspointIcon(mWsmAsyncChannel, bssid, filename);
1121        mLooper.stopAutoDispatch();
1122
1123        verify(mWifiNative).doCustomSupplicantCommand(command);
1124        assertEquals(true, result);
1125    }
1126
1127    /**
1128     * Verifies that, by default, we allow only the "normal" number of log records.
1129     */
1130    @Test
1131    public void normalLogRecSizeIsUsedByDefault() {
1132        for (int i = 0; i < WifiStateMachine.NUM_LOG_RECS_NORMAL * 2; i++) {
1133            mWsm.sendMessage(WifiStateMachine.CMD_BOOT_COMPLETED);
1134        }
1135        mLooper.dispatchAll();
1136        assertEquals(WifiStateMachine.NUM_LOG_RECS_NORMAL, mWsm.getLogRecSize());
1137    }
1138
1139    /**
1140     * Verifies that, in verbose mode, we allow a larger number of log records.
1141     */
1142    @Test
1143    public void enablingVerboseLoggingIncreasesLogRecSize() {
1144        assertTrue(LOG_REC_LIMIT_IN_VERBOSE_MODE > WifiStateMachine.NUM_LOG_RECS_NORMAL);
1145        mWsm.enableVerboseLogging(1);
1146        for (int i = 0; i < LOG_REC_LIMIT_IN_VERBOSE_MODE * 2; i++) {
1147            mWsm.sendMessage(WifiStateMachine.CMD_BOOT_COMPLETED);
1148        }
1149        mLooper.dispatchAll();
1150        assertEquals(LOG_REC_LIMIT_IN_VERBOSE_MODE, mWsm.getLogRecSize());
1151    }
1152
1153    /**
1154     * Verifies that moving from verbose mode to normal mode resets the buffer, and limits new
1155     * records to a small number of entries.
1156     */
1157    @Test
1158    public void disablingVerboseLoggingClearsRecordsAndDecreasesLogRecSize() {
1159        mWsm.enableVerboseLogging(1);
1160        for (int i = 0; i < LOG_REC_LIMIT_IN_VERBOSE_MODE; i++) {
1161            mWsm.sendMessage(WifiStateMachine.CMD_BOOT_COMPLETED);
1162        }
1163        mLooper.dispatchAll();
1164        assertEquals(LOG_REC_LIMIT_IN_VERBOSE_MODE, mWsm.getLogRecSize());
1165
1166        mWsm.enableVerboseLogging(0);
1167        assertEquals(0, mWsm.getLogRecSize());
1168        for (int i = 0; i < LOG_REC_LIMIT_IN_VERBOSE_MODE; i++) {
1169            mWsm.sendMessage(WifiStateMachine.CMD_BOOT_COMPLETED);
1170        }
1171        mLooper.dispatchAll();
1172        assertEquals(WifiStateMachine.NUM_LOG_RECS_NORMAL, mWsm.getLogRecSize());
1173    }
1174
1175    /** Verifies that enabling verbose logging sets the hal log property in eng builds. */
1176    @Test
1177    public void enablingVerboseLoggingSetsHalLogPropertyInEngBuilds() {
1178        reset(mPropertyService);  // Ignore calls made in setUp()
1179        when(mBuildProperties.isEngBuild()).thenReturn(true);
1180        when(mBuildProperties.isUserdebugBuild()).thenReturn(false);
1181        when(mBuildProperties.isUserBuild()).thenReturn(false);
1182        mWsm.enableVerboseLogging(1);
1183        verify(mPropertyService).set("log.tag.WifiHAL", "V");
1184    }
1185
1186    /** Verifies that enabling verbose logging sets the hal log property in userdebug builds. */
1187    @Test
1188    public void enablingVerboseLoggingSetsHalLogPropertyInUserdebugBuilds() {
1189        reset(mPropertyService);  // Ignore calls made in setUp()
1190        when(mBuildProperties.isUserdebugBuild()).thenReturn(true);
1191        when(mBuildProperties.isEngBuild()).thenReturn(false);
1192        when(mBuildProperties.isUserBuild()).thenReturn(false);
1193        mWsm.enableVerboseLogging(1);
1194        verify(mPropertyService).set("log.tag.WifiHAL", "V");
1195    }
1196
1197    /** Verifies that enabling verbose logging does NOT set the hal log property in user builds. */
1198    @Test
1199    public void enablingVerboseLoggingDoeNotSetHalLogPropertyInUserBuilds() {
1200        reset(mPropertyService);  // Ignore calls made in setUp()
1201        when(mBuildProperties.isUserBuild()).thenReturn(true);
1202        when(mBuildProperties.isEngBuild()).thenReturn(false);
1203        when(mBuildProperties.isUserdebugBuild()).thenReturn(false);
1204        mWsm.enableVerboseLogging(1);
1205        verify(mPropertyService, never()).set(anyString(), anyString());
1206    }
1207}
1208